▼ 2012/03/26(月) さくら クラウド メモ
さくら クラウド メモ
==== cpu 4core memory 16G HDD 20G + 250G x 2 ==== + LVM stripe + ext4 # mkdir /storage # apt-get install lvm2 # fdisk /dev/sdb > Disk /dev/sdb: 268.4 GB, 268435456000 bytes > 255 heads, 63 sectors/track, 32635 cylinders > Units = cylinders of 16065 * 512 = 8225280 bytes > Sector size (logical/physical): 512 bytes / 512 bytes > I/O size (minimum/optimal): 512 bytes / 512 bytes > Disk identifier: 0x9201ae37 > > Device Boot Start End Blocks Id System > /dev/sdb1 1 32635 262140606 8e Linux LVM # fdisk /dev/sdc > Disk /dev/sdc: 268.4 GB, 268435456000 bytes > 255 heads, 63 sectors/track, 32635 cylinders > Units = cylinders of 16065 * 512 = 8225280 bytes > Sector size (logical/physical): 512 bytes / 512 bytes > I/O size (minimum/optimal): 512 bytes / 512 bytes > Disk identifier: 0x64686894 > > Device Boot Start End Blocks Id System > /dev/sdc1 1 32635 262140606 8e Linux LVM # pvcreate /dev/sdb1 /dev/sdc1 # vgcreate volume1 /dev/sdb1 /dev/sdc1 # vgs > VG #PV #LV #SN Attr VSize VFree > volume1 2 1 0 wz--n- 499.99g 0 # lvcreate -i2 -I4 -l100%VG -ndisk250X2 volume1 # mkfs.ext4 /dev/volume1/disk250X2 # mount /dev/volume1/disk250X2 /storage/ # vi /etc/fstab > + # storage > + /dev/volume1/disk250X2 /storage/ ext4 defaults 0 0 ---- # bonnie++ -n 256:4096:512:16 -d /storage -s 512 -r 256 -u root Version 1.96 ------Sequential Output------ --Sequential Input- --Random- Concurrency 1 -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks-- Machine Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP /sec %CP sacloudt2 512M 828 97 29048 4 29773 3 5498 100 +++++ +++ 9981 49 Latency 15636us 251us 82us 2185us 77us 13686us Version 1.96 ------Sequential Create------ --------Random Create-------- sacloudt2 -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete-- files:max:min /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP 256:4096:512/16 5412 11 65586 45 26483 44 5496 11 5496 4 2958 6 Latency 1185ms 1096ms 1381ms 1091ms 3790ms 4005ms 1.96,1.96,sacloudt2,1,1332740575,512M,,828,97,29048,4,29773,3,5498,100,+++++,+++,9981,49,256,4096,512,,16,5412,11,65586,45,26483,44,5496,11,5496,4,2958,6,15636us,251us,82us,2185us,77us,13686us,1185ms,1096ms,1381ms,1091ms,3790ms,4005ms ---- # bonnie++ -n 256:4096:512:16 -d /storage -s 1024 -r 512 -u root Version 1.96 ------Sequential Output------ --Sequential Input- --Random- Concurrency 1 -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks-- Machine Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP /sec %CP sacloudt2 1G 835 97 29217 5 29329 3 5606 98 +++++ +++ 11635 49 Latency 13954us 513us 81861us 2407us 200us 14164us Version 1.96 ------Sequential Create------ --------Random Create-------- sacloudt2 -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete-- files:max:min /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP 256:4096:512/16 5406 10 61953 46 25891 45 5433 10 5525 4 2914 6 Latency 1086ms 1178ms 1487ms 1142ms 3763ms 4574ms 1.96,1.96,sacloudt2,1,1332740975,1G,,835,97,29217,5,29329,3,5606,98,+++++,+++,11635,49,256,4096,512,,16,5406,10,61953,46,25891,45,5433,10,5525,4,2914,6,13954us,513us,81861us,2407us,200us,14164us,1086ms,1178ms,1487ms,1142ms,3763ms,4574ms ---- # bonnie++ -n 256:4096:512:16 -d /storage -s 2048 -r 1024 -u root Version 1.96 ------Sequential Output------ --Sequential Input- --Random- Concurrency 1 -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks-- Machine Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP /sec %CP sacloudt2 2G 805 97 29306 4 29570 4 5138 98 +++++ +++ 10092 39 Latency 10714us 1897us 1106us 3735us 96us 8141us Version 1.96 ------Sequential Create------ --------Random Create-------- sacloudt2 -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete-- files:max:min /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP 256:4096:512/16 5424 11 63476 45 26204 45 5406 11 5644 5 2931 6 Latency 1081ms 1164ms 1396ms 1121ms 2832ms 4450ms 1.96,1.96,sacloudt2,1,1332741550,2G,,805,97,29306,4,29570,4,5138,98,+++++,+++,10092,39,256,4096,512,,16,5424,11,63476,45,26204,45,5406,11,5644,5,2931,6,10714us,1897us,1106us,3735us,96us,8141us,1081ms,1164ms,1396ms,1121ms,2832ms,4450ms ---- # iozone -s 512M -a -f /storage/AAAA -cez random random bkwd record stride KB reclen write rewrite read reread read write read rewrite read fwrite frewrite fread freread 524288 4 28826 29148 4405449 4591238 2921995 29536 3935064 4377526 3572343 28810 29361 5588173 5632530 524288 8 29104 29436 4518558 4619847 3475283 29177 4111639 5036102 3061227 29184 29435 4413530 4539246 524288 16 29328 29482 4345596 4798052 4061481 29540 3909445 5545627 5401349 29295 29465 6251419 6258358 524288 32 29242 29472 6255527 6215919 5714497 29598 6175508 5619618 5804855 29250 29513 5944899 6329239 524288 64 29387 29426 6204957 6110641 5734869 29347 4447306 6122926 4395112 29421 29491 4389068 4431443 524288 128 29342 29652 4105429 4207796 4194505 29672 4378851 5846338 4522489 29405 29516 6012205 6171141 524288 256 29485 29661 5460646 5724792 5586384 29599 5534322 4718348 5632357 29349 29524 4226462 4342936 524288 512 29476 29436 4174234 4305345 4284166 29612 5534559 4305134 5662772 29404 29459 5750797 5849869 524288 1024 29448 29594 5444261 5907528 5727356 29548 4383381 3686643 4365395 28871 29550 5768129 5811667 524288 2048 29470 29625 5912134 6129086 6104602 29644 4548898 3125526 4521010 29204 29334 4347117 4388779 524288 4096 29193 29653 5118843 5438552 5517658 29617 5208390 1919230 5214615 29147 29519 5386438 5207058 524288 8192 29105 29644 2858603 2981395 2990001 29246 3904205 1160905 3814584 29160 29129 3843983 4052850 524288 16384 29426 29221 2732901 2804008 2818964 29616 3570012 614308 3793193 29248 29238 2725983 2733343 ---- # iozone -s 1G -a -f /storage/AAAA -cez random random bkwd record stride KB reclen write rewrite read reread read write read rewrite read fwrite frewrite fread freread 1048576 4 29143 29526 5997479 6058684 3256951 29493 3874573 4772523 3767870 29214 29600 4303827 4318771 1048576 8 29167 29526 6442742 6619129 4434910 29550 4272910 5382778 3830024 29081 29529 4964406 5031964 1048576 16 29359 29793 6155894 6193997 4910376 29678 6111047 5566578 5629032 29219 29941 4461019 4346734 1048576 32 29305 29594 4872745 4951813 4638258 29646 4831882 5970983 4724445 29271 29697 4626022 4639652 1048576 64 29213 29669 6297860 6699918 6033127 29441 4792394 6279310 4691050 29248 29617 4479908 4611374 1048576 128 29210 29602 5891005 6130418 5492890 29692 5548515 5573053 5878658 29331 29621 4542057 4634958 1048576 256 29285 29506 4251165 4481780 4370760 29600 5656783 4711852 5639961 29333 29523 4410135 4583357 1048576 512 29372 30031 5587333 5711475 5684538 29686 5718701 4809300 5802472 29329 29429 4515305 4593500 1048576 1024 29262 29664 5675273 6081699 5907233 29700 4505854 4290514 4447112 29275 29740 4603501 4699983 1048576 2048 29407 29669 5688950 5831508 5922857 29724 4532149 3787156 4532578 29120 29218 5983583 6012722 1048576 4096 29352 29557 5273754 5575335 5591155 29701 5228053 2884156 5644152 29222 29526 5633178 5453069 1048576 8192 29209 29438 2900632 2936200 2996769 29500 3920058 1503606 3871639 28972 29186 2969536 2898419 1048576 16384 29202 29471 2664578 2721983 2793490 29493 3735706 1120009 3659580 29101 29367 2701680 2692647 ---- # iozone -s 2G -a -f /storage/AAAA -cez random random bkwd record stride KB reclen write rewrite read reread read write read rewrite read fwrite frewrite fread freread 2097152 4 28988 29519 4116421 4218764 2579274 29202 5016077 4210843 4402072 29205 29668 4410367 4577243 2097152 8 29325 29624 4684195 4978886 3532099 29488 6143231 5150278 4916820 29286 29676 4398269 4518886 2097152 16 29355 29640 6407271 6644524 5189570 29589 4725378 5718161 4377529 29255 29627 4789351 4579314 2097152 32 29330 29734 5009978 5075575 4430792 29640 6304720 5913451 5894004 29325 29696 6386124 6517387 2097152 64 29348 30002 4664660 4800027 4509721 28638 4568490 6358380 4500761 29286 29534 4469080 4462236 2097152 128 29370 29680 4508133 4586425 4307026 29735 4510148 5696147 4479178 29322 29692 4471759 4562646 2097152 256 29399 29627 4220962 4435084 4240679 29669 5681089 5063015 5742632 29349 29531 5822397 5891422 2097152 512 29377 29568 5623144 5891655 5716459 29730 5873060 4671882 5811683 29357 29663 5982260 5942535 2097152 1024 29240 29664 5744992 5921397 5867078 29751 5823820 4838300 5972089 29398 29559 5835147 5915018 2097152 2048 29379 29774 5892914 5994429 5921648 29678 5635974 4193944 5890381 29275 29541 5840509 5869901 2097152 4096 29349 29737 4101534 4264750 4177833 29711 4249712 2979349 4141000 29084 29497 4375539 4256301 2097152 8192 29194 29658 2900215 2973903 3006299 29557 3034109 1857848 2882956 29099 29588 3873564 3900872 2097152 16384 29268 29606 2945268 2865177 2819022 29538 2758082 1339213 2865949 29091 29415 2773243 2810110 ----- + LVM normal + ext4 # umount /storage # lvremove volume1 # lvcreate -l100%VG -ndisk250X2 volume1 # mkfs.ext4 /dev/volume1/disk250X2 # mount /dev/volume1/disk250X2 /storage/ ---- # bonnie++ -n 256:4096:512:16 -d /storage -s 512 -r 256 -u root Version 1.96 ------Sequential Output------ --Sequential Input- --Random- Concurrency 1 -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks-- Machine Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP /sec %CP sacloudt2 512M 868 96 24884 6 28831 2 5646 99 +++++ +++ 9333 42 Latency 10816us 18684us 7823us 1589us 342us 370us Version 1.96 ------Sequential Create------ --------Random Create-------- sacloudt2 -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete-- files:max:min /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP 256:4096:512/16 5184 12 65606 46 23044 40 5457 10 3913 3 1918 4 Latency 1128ms 1079ms 2026ms 1105ms 3251ms 4924ms 1.96,1.96,sacloudt2,1,1332764320,512M,,868,96,24884,6,28831,2,5646,99,+++++,+++,9333,42,256,4096,512,,16,5184,12,65606,46,23044,40,5457,10,3913,3,1918,4,10816us,18684us,7823us,1589us,342us,370us,1128ms,1079ms,2026ms,1105ms,3251ms,4924ms ---- # bonnie++ -n 256:4096:512:16 -d /storage -s 1024 -r 512 -u root Version 1.96 ------Sequential Output------ --Sequential Input- --Random- Concurrency 1 -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks-- Machine Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP /sec %CP sacloudt2 1G 843 97 25357 4 28884 3 5667 99 +++++ +++ 11009 33 Latency 9903us 97us 166ms 2345us 981us 11329us Version 1.96 ------Sequential Create------ --------Random Create-------- sacloudt2 -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete-- files:max:min /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP 256:4096:512/16 5132 12 63317 45 23215 40 5383 11 3863 3 1867 4 Latency 1132ms 1177ms 2026ms 1103ms 4093ms 4987ms 1.96,1.96,sacloudt2,1,1332760904,1G,,843,97,25357,4,28884,3,5667,99,+++++,+++,11009,33,256,4096,512,,16,5132,12,63317,45,23215,40,5383,11,3863,3,1867,4,9903us,97us,166ms,2345us,981us,11329us,1132ms,1177ms,2026ms,1103ms,4093ms,4987ms ---- # bonnie++ -n 256:4096:512:16 -d /storage -s 2048 -r 1024 -u root Version 1.96 ------Sequential Output------ --Sequential Input- --Random- Concurrency 1 -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks-- Machine Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP /sec %CP sacloudt2 2G 839 96 24606 4 28666 3 5311 98 +++++ +++ 6689 56 Latency 9912us 115ms 102ms 1986us 435us 12506us Version 1.96 ------Sequential Create------ --------Random Create-------- sacloudt2 -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete-- files:max:min /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP 256:4096:512/16 5185 10 64685 45 22964 38 5371 10 3880 3 1964 4 Latency 1118ms 1102ms 2136ms 1102ms 5387ms 6121ms 1.96,1.96,sacloudt2,1,1332761509,2G,,839,96,24606,4,28666,3,5311,98,+++++,+++,6689,56,256,4096,512,,16,5185,10,64685,45,22964,38,5371,10,3880,3,1964,4,9912us,115ms,102ms,1986us,435us,12506us,1118ms,1102ms,2136ms,1102ms,5387ms,6121ms ---- # iozone -s 512M -a -f /storage/AAAA -cez random random bkwd record stride KB reclen write rewrite read reread read write read rewrite read fwrite frewrite fread freread 524288 4 25547 28910 3726312 3992657 2790788 28682 3230381 4715374 3081311 25337 28840 4302161 4371573 524288 8 26692 29231 3935979 4114870 3467053 29126 3909417 5420454 3637275 26024 29315 3861669 3899151 524288 16 26350 29164 3642028 3921877 3560071 29169 4690351 5459914 4610181 27795 28853 4551309 4430354 524288 32 26338 29273 4535482 4711252 4465631 29118 3554449 5546676 3711721 26197 29025 3776749 3829964 524288 64 25929 29030 3797149 3717167 3729036 29182 3894317 5671169 3849205 26186 29003 4037462 4108129 524288 128 25478 28927 4426020 4590280 4376324 29184 4527843 5607896 4498821 26575 29058 4598862 4526911 524288 256 25547 29063 4401789 4568242 4528589 29306 3876981 2891283 3837001 26258 29063 3717506 3848039 524288 512 26163 28775 3697143 3797752 3792342 28911 3634930 3882718 3582108 25873 29002 4746836 4681683 524288 1024 26451 29614 4465368 4675422 4737479 28971 4641318 3578831 4602606 25753 29063 3717430 4594106 524288 2048 26634 29076 4402891 4569476 4520034 28820 3671661 2825375 3587180 25755 28669 3680713 3786726 524288 4096 26219 28939 3349658 3457334 3470539 28899 4030099 1938856 4116388 25003 28967 4187133 4301883 524288 8192 25223 28704 2576948 2633394 2632577 29096 2641330 929501 2635436 26043 28668 2546929 2561913 524288 16384 24759 28660 2298752 2393026 2423946 28960 2912695 590801 3027294 25747 28600 2483997 2384535 ---- # iozone -s 1G -a -f /storage/AAAA -cez random random bkwd record stride KB reclen write rewrite read reread read write read rewrite read fwrite frewrite fread freread 1048576 4 24986 28992 3829073 4040800 2616383 28931 3727569 4575379 3123626 23732 28924 4315822 4351805 1048576 8 24606 29030 5064144 5135044 4063619 29074 4718423 5390781 4584541 21661 28769 5251519 4923101 1048576 16 24310 29152 4073612 4167335 3652453 28899 5169575 5442198 4802997 25244 29060 4882341 4956238 1048576 32 25789 28998 4124111 4129978 3769685 29112 3922257 6001710 4145042 27806 29313 5194388 5195524 1048576 64 25622 29093 4654112 4840199 4675694 29207 4128722 5825166 4055260 19919 28899 5017011 5058058 1048576 128 22988 29032 4833502 5053890 4886686 29031 4110370 6014786 4153497 18927 29042 5061015 5008600 1048576 256 19955 29167 4189809 4279201 4224078 29036 4644052 5112237 4485633 26278 29153 3914643 3895779 1048576 512 25903 28905 3860523 3950854 3932273 29046 4518325 4415745 4534069 25756 29344 4503708 4607745 1048576 1024 25895 29411 4680327 4926663 4890610 29128 3978826 4042906 4040944 25838 29231 4854046 4923608 1048576 2048 25311 29184 3870454 3876119 3861191 29081 4033743 3361542 3866031 25213 29389 4829564 4859425 1048576 4096 25834 28938 4296314 4399367 4335631 28987 4183345 2562646 4422672 25504 28827 3743738 3779754 1048576 8192 25911 29235 3316432 3350790 3341478 28985 3212865 1386589 3102589 25216 28760 3191039 3153868 1048576 16384 25456 29212 2784508 2994527 2993836 28942 2926833 990846 2936439 25279 28701 2641788 2535217 ---- # iozone -s 2G -a -f /storage/AAAA -cez random random bkwd record stride KB reclen write rewrite read reread read write read rewrite read fwrite frewrite fread freread 2097152 4 27641 28995 4799270 4719306 2884970 28844 4239189 4437664 3733388 24758 29095 4607677 4444889 2097152 8 27382 29353 4711790 4756859 3316132 29153 4524102 5790950 3972601 27263 29167 5067469 5094194 2097152 16 28125 29266 4963731 5078315 4115716 29185 4550992 5461560 4182768 28036 29208 4844178 4915933 2097152 32 28169 29204 4725200 4802690 4339406 29274 4438040 5395214 4402671 28157 29449 5139007 5298902 2097152 64 28257 29357 5040129 5178190 4720869 29202 4745738 5358874 5028597 28225 29198 5001577 5008352 2097152 128 28181 29031 4629167 4699089 4531924 29059 4738983 6150693 4753193 27270 29242 4682462 4720593 2097152 256 27947 29314 4520904 4616032 4460668 29280 4745620 5088432 4770493 27911 29149 4949138 4924429 2097152 512 28021 29141 4771655 4813679 4859725 29010 4836683 4850196 4764997 28177 29435 4656304 4796316 2097152 1024 27772 29355 4466455 4508124 4455209 29134 4820662 4506110 4802622 27850 29493 4654040 4622759 2097152 2048 28080 29238 4801217 4865602 4824641 29384 4733442 4047767 4800742 28166 28946 4673788 4769906 2097152 4096 27988 29116 4501998 4672455 4547350 29054 4497612 3144783 4488430 27967 28977 4358841 4438763 2097152 8192 28058 29391 3037259 3089562 3154693 29186 3036873 1556025 3316189 28046 28925 3115875 3059963 2097152 16384 28090 29282 3108199 3151602 3147691 28997 3066823 1310407 3039200 27967 29303 2855867 2846590 ---- + btrfs stripe # umount /storage # lvremove volume1 # fdisk /dev/sdb > Disk /dev/sdb: 268.4 GB, 268435456000 bytes > 255 heads, 63 sectors/track, 32635 cylinders > Units = cylinders of 16065 * 512 = 8225280 bytes > Sector size (logical/physical): 512 bytes / 512 bytes > I/O size (minimum/optimal): 512 bytes / 512 bytes > Disk identifier: 0x9201ae37 > > Device Boot Start End Blocks Id System # fdisk /dev/sdc > Disk /dev/sdc: 268.4 GB, 268435456000 bytes > 255 heads, 63 sectors/track, 32635 cylinders > Units = cylinders of 16065 * 512 = 8225280 bytes > Sector size (logical/physical): 512 bytes / 512 bytes > I/O size (minimum/optimal): 512 bytes / 512 bytes > Disk identifier: 0x64686894 > > Device Boot Start End Blocks Id System # apt-get install btrfs-tools # mkfs.btrfs -d raid0 -m raid0 /dev/sdb /dev/sdc # mount /dev/sdb /storage --- # bonnie++ -n 256:4096:512:16 -d /storage -s 512 -r 256 -u root Version 1.96 ------Sequential Output------ --Sequential Input- --Random- Concurrency 1 -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks-- Machine Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP /sec %CP sacloudt2 512M 442 98 28005 3 27919 4 5239 97 +++++ +++ +++++ +++ Latency 18501us 1708us 644us 2520us 1080us 1965us Version 1.96 ------Sequential Create------ --------Random Create-------- sacloudt2 -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete-- files:max:min /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP 256:4096:512/16 5004 17 31496 99 13891 99 4913 18 25728 99 3994 38 Latency 2945ms 844us 1832us 3241ms 1632us 36734us 1.96,1.96,sacloudt2,1,1332779038,512M,,442,98,28005,3,27919,4,5239,97,+++++,+++,+++++,+++,256,4096,512,,16,5004,17,31496,99,13891,99,4913,18,25728,99,3994,38,18501us,1708us,644us,2520us,1080us,1965us,2945ms,844us,1832us,3241ms,1632us,36734us ---- # bonnie++ -n 256:4096:512:16 -d /storage -s 1024 -r 512 -u root Version 1.96 ------Sequential Output------ --Sequential Input- --Random- Concurrency 1 -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks-- Machine Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP /sec %CP sacloudt2 1G 436 98 27935 4 27444 4 4578 92 +++++ +++ 12493 208 Latency 20123us 1312us 494us 1903us 131us 94us Version 1.96 ------Sequential Create------ --------Random Create-------- sacloudt2 -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete-- files:max:min /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP 256:4096:512/16 4849 19 29402 99 13738 99 4854 18 25550 99 4147 41 Latency 3207ms 586us 1564us 3219ms 1564us 9999us 1.96,1.96,sacloudt2,1,1332779312,1G,,436,98,27935,4,27444,4,4578,92,+++++,+++,12493,208,256,4096,512,,16,4849,19,29402,99,13738,99,4854,18,25550,99,4147,41,20123us,1312us,494us,1903us,131us,94us,3207ms,586us,1564us,3219ms,1564us,9999us ---- # bonnie++ -n 256:4096:512:16 -d /storage -s 2048 -r 1024 -u root Version 1.96 ------Sequential Output------ --Sequential Input- --Random- Concurrency 1 -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks-- Machine Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP /sec %CP sacloudt2 2G 422 98 28151 4 27983 5 4550 90 4150286 98 7366 226 Latency 38010us 2753us 37665us 1706us 216us 5908us Version 1.96 ------Sequential Create------ --------Random Create-------- sacloudt2 -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete-- files:max:min /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP 256:4096:512/16 4764 19 27867 99 13493 99 4803 19 23626 99 3747 39 Latency 3295ms 1454us 1585us 3152ms 1741us 16034us 1.96,1.96,sacloudt2,1,1332779602,2G,,422,98,28151,4,27983,5,4550,90,4150286,98,7366,226,256,4096,512,,16,4764,19,27867,99,13493,99,4803,19,23626,99,3747,39,38010us,2753us,37665us,1706us,216us,5908us,3295ms,1454us,1585us,3152ms,1741us,16034us ---- # iozone -s 512M -a -f /storage/AAAA -cez random random bkwd record stride KB reclen write rewrite read reread read write read rewrite read fwrite frewrite fread freread 524288 4 28015 27776 3495041 4369975 2626010 26869 3340052 1398023 2951491 28267 27649 4626125 4660539 524288 8 27799 28318 3618595 4809101 3400734 27650 1954656 2239657 3174866 28614 27962 5429770 5508439 524288 16 28136 28037 3949197 5705364 4668424 27411 3800706 2928704 3445908 28168 27409 5201270 5216792 524288 32 28080 28262 2262377 5301089 4687841 28009 4103950 3673722 3865002 28477 27933 5700705 5739959 524288 64 28197 28522 3742478 4900114 4538187 28052 3763138 3975040 3546320 28618 28258 4616956 4726634 524288 128 28196 28281 4033108 5568475 5336971 27838 4056326 3748123 4019352 28409 28156 5024319 5100227 524288 256 28278 28226 3965749 5067401 5047534 28029 3384582 3475624 3439710 28578 27615 4567682 4601316 524288 512 28307 28395 3555483 4784169 4684276 28102 3844797 3457633 3974860 28766 28047 4636357 4714868 524288 1024 28067 28238 4086736 5399293 5472401 27876 3880765 3223392 3941214 28660 27884 4728891 4875560 524288 2048 27982 28226 3874863 5226364 5206750 27966 3815663 2714576 3812534 28676 27856 4530390 4760235 524288 4096 28104 28299 3219296 4031991 4083496 27967 3638159 1609934 3750565 28611 27925 4952556 4844199 524288 8192 28058 28419 2869728 3511735 3509997 28287 2674570 908765 3009380 28566 27569 3072442 3069800 524288 16384 27981 28375 2798619 3399057 3413160 27978 2823975 659466 2707343 28597 27747 3478554 3345423 ---- # iozone -s 1024M -a -f /storage/AAAA -cez random random bkwd record stride KB reclen write rewrite read reread read write read rewrite read fwrite frewrite fread freread 1048576 4 27875 27874 3374459 4195409 2406281 26812 3579064 1414120 3004128 28219 27988 5178383 4878593 1048576 8 27870 28067 4250943 5391164 3842347 27627 3675216 2308607 3171333 28369 28173 5301145 5362602 1048576 16 27978 28215 4048320 5860094 4781510 27852 3961762 2954759 3651477 28041 28231 5678871 6021975 1048576 32 27821 28278 3668708 5070777 4627940 27903 3684629 3715034 3540644 28536 28541 5863828 5450798 1048576 64 27875 28315 4004413 5429098 5126162 27950 3951819 4130087 4025569 28501 28384 6035520 5836251 1048576 128 28141 28375 3733565 5061819 4733567 28121 3911457 3980684 3581594 28599 28524 5326182 4757778 1048576 256 27918 28009 3526379 4692792 4563312 28021 3939307 3969231 3854902 28396 28468 5182630 5334387 1048576 512 28053 27764 3839546 5122603 5147340 28014 3586676 3799382 3602538 28360 28515 5177999 5281277 1048576 1024 27874 28235 3987675 5359557 5336594 28044 3596272 3692427 3620560 28533 28380 4854137 4930159 1048576 2048 27861 28281 3620709 4952750 4941681 27919 2908703 3282854 3804163 28251 28379 4845388 4863342 1048576 4096 28015 27877 3631241 4626387 4760822 27916 3449670 2506983 3734269 28536 28533 4316745 4266059 1048576 8192 27982 28175 2642286 3238465 3103681 28042 2852313 1541427 2981197 28465 28209 3240035 3042763 1048576 16384 28018 28254 2872882 3378427 3389798 28119 2544444 1001097 2573236 28321 28356 3545648 3564560 ---- # iozone -s 2048M -a -f /storage/AAAA -cez random random bkwd record stride KB reclen write rewrite read reread read write read rewrite read fwrite frewrite fread freread 2097152 4 27966 28080 3844465 5090385 2657141 25483 354743 274910 349333 28653 29014 4529936 4609510 2097152 8 28515 28567 3912663 5114793 3539078 27698 4026123 1528960 3452658 28916 29132 5077799 4948517 2097152 16 28519 28728 4123877 5280690 4211520 28161 4316211 2332320 3905419 28842 29216 5085817 5434629 2097152 32 28492 28766 3929193 5465646 4895506 28367 4192710 3343646 4105236 29186 29165 5469037 5040478 2097152 64 28634 28663 4185096 5654026 5122639 28319 4167781 3864928 3978599 29162 29305 5259645 5818954 2097152 128 28493 28739 3777073 5062774 4734769 28368 4142572 4066880 3924017 29186 29342 4974479 5355288 2097152 256 28458 28743 915934 4931225 4919265 28485 3955576 3863689 3819851 29321 29366 4876348 4846698 2097152 512 28690 28675 3811624 5018081 5003788 28422 3920774 3964250 3684061 29161 29210 4889117 4901696 2097152 1024 28571 28718 3839110 5006701 5043157 28551 3789071 4036360 3828933 29240 29259 5000889 4979796 2097152 2048 28781 28796 3740519 5068375 5111939 28293 3866887 3876478 3902163 29217 29308 4811238 5099468 2097152 4096 28536 28661 3576706 4589205 4577443 28368 3622298 3190763 3687825 29082 29074 4365647 4685901 2097152 8192 28396 28407 2822979 3448980 3479629 27964 2811866 1903026 2797843 29127 28989 3491116 3452806 2097152 16384 28498 28702 2647119 3206060 3212243 28263 2634468 1409248 2698342 29100 29190 3209810 3218450 ---- + btrfs normal # umount /storage # lvremove volume1 # fdisk /dev/sdb > Disk /dev/sdb: 268.4 GB, 268435456000 bytes > 255 heads, 63 sectors/track, 32635 cylinders > Units = cylinders of 16065 * 512 = 8225280 bytes > Sector size (logical/physical): 512 bytes / 512 bytes > I/O size (minimum/optimal): 512 bytes / 512 bytes > Disk identifier: 0x9201ae37 > > Device Boot Start End Blocks Id System # fdisk /dev/sdc > Disk /dev/sdc: 268.4 GB, 268435456000 bytes > 255 heads, 63 sectors/track, 32635 cylinders > Units = cylinders of 16065 * 512 = 8225280 bytes > Sector size (logical/physical): 512 bytes / 512 bytes > I/O size (minimum/optimal): 512 bytes / 512 bytes > Disk identifier: 0x64686894 > > Device Boot Start End Blocks Id System # apt-get install btrfs-tools # mkfs.btrfs -d single -m single /dev/sdb /dev/sdc # mount /dev/sdb /storage ---- # bonnie++ -n 256:4096:512:16 -d /storage -s 512 -r 256 -u root Version 1.96 ------Sequential Output------ --Sequential Input- --Random- Concurrency 1 -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks-- Machine Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP /sec %CP sacloudt2 512M 435 98 28113 2 27791 2 3686 97 +++++ +++ +++++ +++ Latency 22702us 1522us 281us 1654us 62us 19807us Version 1.96 ------Sequential Create------ --------Random Create-------- sacloudt2 -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete-- files:max:min /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP 256:4096:512/16 3081 11 29865 99 13195 99 3100 11 25208 99 2951 29 Latency 2947ms 622us 1595us 3195ms 1767us 36635us 1.96,1.96,sacloudt2,1,1332932439,512M,,435,98,28113,2,27791,2,3686,97,+++++,+++,+++++,+++,256,4096,512,,16,3081,11,29865,99,13195,99,3100,11,25208,99,2951,29,22702us,1522us,281us,1654us,62us,19807us,2947ms,622us,1595us,3195ms,1767us,36635us ---- # bonnie++ -n 256:4096:512:16 -d /storage -s 1024 -r 512 -u root Version 1.96 ------Sequential Output------ --Sequential Input- --Random- Concurrency 1 -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks-- Machine Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP /sec %CP sacloudt2 1G 413 98 24817 3 24962 4 4791 93 +++++ +++ 12632 194 Latency 20403us 2006us 320us 1898us 359us 137ms Version 1.96 ------Sequential Create------ --------Random Create-------- sacloudt2 -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete-- files:max:min /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP 256:4096:512/16 3114 12 28438 99 13884 99 4317 17 23379 99 1673 18 Latency 3417ms 648us 1574us 3354ms 1560us 7496us 1.96,1.96,sacloudt2,1,1332932240,1G,,413,98,24817,3,24962,4,4791,93,+++++,+++,12632,194,256,4096,512,,16,3114,12,28438,99,13884,99,4317,17,23379,99,1673,18,20403us,2006us,320us,1898us,359us,137ms,3417ms,648us,1574us,3354ms,1560us,7496us ---- # bonnie++ -n 256:4096:512:16 -d /storage -s 2048 -r 1024 -u root Version 1.96 ------Sequential Output------ --Sequential Input- --Random- Concurrency 1 -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks-- Machine Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP /sec %CP sacloudt2 2G 407 98 28169 4 25882 4 4156 86 +++++ +++ 5978 161 Latency 23324us 1425us 459us 1982us 46us 5612us Version 1.96 ------Sequential Create------ --------Random Create-------- sacloudt2 -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete-- files:max:min /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP 256:4096:512/16 3313 13 28116 99 13052 99 3348 13 23293 99 3142 33 Latency 2950ms 524us 1616us 3209ms 1732us 8743us 1.96,1.96,sacloudt2,1,1332930594,2G,,407,98,28169,4,25882,4,4156,86,+++++,+++,5978,161,256,4096,512,,16,3313,13,28116,99,13052,99,3348,13,23293,99,3142,33,23324us,1425us,459us,1982us,46us,5612us,2950ms,524us,1616us,3209ms,1732us,8743us ---- # iozone -s 512M -a -f /storage/AAAA -cez random random bkwd record stride KB reclen write rewrite read reread read write read rewrite read fwrite frewrite fread freread 524288 4 27848 27047 3641220 4734449 2878947 27363 3237367 1453754 2656615 28239 27603 4940284 4868857 524288 8 28159 28192 3678903 4966022 3522445 27632 3878759 2077786 2931293 28458 27857 4719574 4817582 524288 16 28233 28279 3980105 5389805 4314773 27734 3565618 2959902 3308121 28418 27663 5343117 5674184 524288 32 28188 28354 3861873 5477936 4903927 27970 3592783 3570157 3513597 28644 28071 5098394 5324939 524288 64 28374 28316 3678435 4924232 4670050 27961 3669688 3844938 3882498 28477 28090 5557245 5518060 524288 128 28228 28256 3545217 4807471 4415719 28037 3934444 3876318 3720223 28575 27893 4725151 4888838 524288 256 28181 28196 3454331 4521252 4482553 28216 3564352 3621652 3552542 28616 28063 4758515 4827736 524288 512 28256 28410 3647398 4862978 4785699 28317 3754759 3446654 2606840 28655 28121 4546134 4625386 524288 1024 28169 28428 3523867 4607061 4616753 28143 3740052 3209443 3840627 28655 28073 4245007 4853575 524288 2048 28281 28355 3420034 4577380 4538187 28165 3904579 2680726 3716903 28586 28040 4623479 4739409 524288 4096 28443 28368 3395845 4372712 4349929 27983 3174023 1804561 3174367 28367 28008 4593050 4851241 524288 8192 28333 28276 2429554 3121560 3148213 28018 2798502 1060126 2833987 28592 28097 3299608 3298796 524288 16384 28286 28218 2508373 3012889 3014099 28044 2504397 647487 2623407 28485 27748 3345291 3318484 ---- # iozone -s 1024M -a -f /storage/AAAA -cez random random bkwd record stride KB reclen write rewrite read reread read write read rewrite read fwrite frewrite fread freread 1048576 4 27658 28031 3552194 4723765 2582381 26199 3542820 1374140 2984403 28228 28080 4374447 4477304 1048576 8 28081 28172 4041238 5301675 3757299 27763 2812431 2309069 3066809 28384 28459 4741257 4891338 1048576 16 27921 28109 3525169 4807334 3521748 25859 3892063 2966612 3402367 25925 25132 4740976 4904889 1048576 32 26574 27894 3971008 5367838 4919219 28041 3570823 3622326 3412611 28615 28363 5291775 5489578 1048576 64 28293 28339 3844725 4965129 4626552 28010 3841669 4224622 3949246 28626 28581 5021674 5078025 1048576 128 27958 27956 3671096 4671776 4454174 27878 3794746 3841629 3716494 28522 28145 5184139 5027305 1048576 256 27817 28191 3685654 4773564 4604287 27816 3681631 3964115 3457872 28360 27908 4320214 4650499 1048576 512 28149 28385 3484683 4789221 4634465 28097 3908704 3797014 3845714 28609 28680 4582936 4648007 1048576 1024 28110 28296 3678773 4808217 4792655 28265 3626295 3697114 3464341 28641 28431 5443215 5396244 1048576 2048 28197 28468 3622397 4754563 4743338 27684 3656312 3266348 3502751 28186 28096 4436686 4644895 1048576 4096 27871 27878 3447788 4416339 4322634 27795 3338594 2345219 3100340 28063 28217 4031525 4275398 1048576 8192 28046 28243 2767377 3240935 3282585 27861 2537505 1447713 2446554 28254 28375 3132846 3223056 1048576 16384 28137 28092 2553970 3041650 3079194 27878 2822653 1036225 2511433 28347 28259 3079908 3146136 ---- # iozone -s 2048M -a -f /storage/AAAA -cez random random bkwd record stride KB reclen write rewrite read reread read write read rewrite read fwrite frewrite fread freread 2097152 4 27800 28261 3578622 4672840 2538451 19114 536439 1011583 3465090 28882 28025 4451937 4552315 2097152 8 28231 28491 4053688 5228605 3542546 27132 3469194 1578859 3105515 28635 28256 4736875 4946452 2097152 16 28470 28464 3869442 5128678 4233034 28516 4017302 2275305 3807943 27941 27456 5219329 5166532 2097152 32 28284 28551 4042859 5257919 4635471 28619 4034218 3227192 3896117 28924 28416 5213244 5255349 2097152 64 28602 28480 3889528 5296238 4923806 28305 3488990 3910247 3551695 28817 28440 5251744 5286574 2097152 128 28570 28592 3804986 5055206 4788347 28242 3747865 4004092 3504248 28881 28426 5309554 5292911 2097152 256 28591 28419 3675422 4644618 4623279 28743 3769538 4031691 3843893 29183 28620 4807233 4701523 2097152 512 28702 28406 3596470 4817383 4738447 28627 3749667 3934102 3811173 29073 28304 4895770 4843373 2097152 1024 28360 28390 3640321 4745610 4785265 28091 3610767 3867128 3690779 28486 28052 4891798 4733923 2097152 2048 28556 28428 3719503 4927402 4981548 28632 3654084 3932758 3952177 29041 28589 4686633 4656425 2097152 4096 28515 28715 3505904 4740784 4684636 28628 2983260 3043801 3424755 29029 28589 4392437 4591184 2097152 8192 28579 28546 2787909 3342863 3365480 28652 2826342 1731192 2711664 28986 28180 3260533 3093514 2097152 16384 28127 28157 2595754 3129517 3121040 27789 2674134 1365293 2706477 28681 28398 3150063 3231105 ---- + LVM normal + xfs # apt-get install xfsprogs # umount /storage # lvremove volume1 # lvcreate -l100%VG -ndisk250X2 volume1 # mkfs.xfs /dev/volume1/disk250X2 # mount /dev/volume1/disk250X2 /storage/ ---- # bonnie++ -n 256:4096:512:16 -d /storage -s 512 -r 256 -u root Version 1.96 ------Sequential Output------ --Sequential Input- --Random- Concurrency 1 -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks-- Machine Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP /sec %CP sacloudt2 512M 1868 88 18814 2 28832 3 4266 99 +++++ +++ 9873 18 Latency 5661us 1871us 584us 2014us 323us 19145us Version 1.96 ------Sequential Create------ --------Random Create-------- sacloudt2 -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete-- files:max:min /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP 256:4096:512/16 1350 7 218513 100 1913 9 1320 7 157886 99 878 6 Latency 209ms 1348us 1009ms 129ms 1064us 1014ms 1.96,1.96,sacloudt2,1,1332870612,512M,,1868,88,18814,2,28832,3,4266,99,+++++,+++,9873,18,256,4096,512,,16,1350,7,218513,100,1913,9,1320,7,157886,99,878,6,566 1us,1871us,584us,2014us,323us,19145us,209ms,1348us,1009ms,129ms,1064us,1014ms ---- # bonnie++ -n 256:4096:512:16 -d /storage -s 1024 -r 512 -u root Version 1.96 ------Sequential Output------ --Sequential Input- --Random- Concurrency 1 -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks-- Machine Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP /sec %CP sacloudt2 1G 1945 93 22218 2 29124 3 4242 100 +++++ +++ 9964 24 Latency 4224us 62us 509us 3964us 2178us 21155us Version 1.96 ------Sequential Create------ --------Random Create-------- sacloudt2 -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete-- files:max:min /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP 256:4096:512/16 1355 7 216594 99 2060 9 1427 7 167527 99 855 6 Latency 121ms 1392us 1138ms 119ms 1096us 1062ms 1.96,1.96,sacloudt2,1,1332855139,1G,,1945,93,22218,2,29124,3,4242,100,+++++,+++,9964,24,256,4096,512,,16,1355,7,216594,99,2060,9,1427,7,167527,99,855,6,4224us,62us,509us,3964us,2178us,21155us,121ms,1392us,1138ms,119ms,1096us,1062ms ---- # bonnie++ -n 256:4096:512:16 -d /storage -s 2048 -r 1024 -u root Version 1.96 ------Sequential Output------ --Sequential Input- --Random- Concurrency 1 -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks-- Machine Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP /sec %CP sacloudt2 2G 1911 93 23858 2 28577 2 4611 100 +++++ +++ 7179 42 Latency 4256us 1694us 808us 3169us 199us 9189us Version 1.96 ------Sequential Create------ --------Random Create-------- sacloudt2 -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete-- files:max:min /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP 256:4096:512/16 1408 7 220593 99 1970 9 1414 7 169503 99 866 6 Latency 171ms 1381us 724ms 123ms 1137us 875ms 1.96,1.96,sacloudt2,1,1332855521,2G,,1911,93,23858,2,28577,2,4611,100,+++++,+++,7179,42,256,4096,512,,16,1408,7,220593,99,1970,9,1414,7,169503,99,866,6,4256us,1694us,808us,3169us,199us,9189us,171ms,1381us,724ms,123ms,1137us,875ms --- # iozone -s 512M -a -f /storage/AAAA -cez random random bkwd record stride KB reclen write rewrite read reread read write read rewrite read fwrite frewrite fread freread 524288 4 29022 29322 4106556 4142177 2570532 28674 4175629 5508729 3348265 28306 28890 3936071 3964941 524288 8 28414 28752 4536305 4881686 3602341 28701 4747184 8377492 4058205 28465 28480 4227892 4458080 524288 16 28686 28714 4652640 4695649 3920905 28735 4818648 7561099 4615735 28521 28757 4748343 4931365 524288 32 28570 28492 4582302 4629310 4181719 29100 4600873 8027307 4640329 28025 28737 4518168 4807776 524288 64 28371 28938 4978006 5092703 4708468 28818 5453726 8982321 5274211 28876 28684 5671974 5688024 524288 128 27903 28680 5178671 5491821 5334796 29010 5257289 5059520 4939119 28721 28334 4707369 4828361 524288 256 28144 28627 5305437 5390465 5282649 28274 4203244 5922675 4492920 28536 28553 4457095 4480370 524288 512 28467 28894 5041609 4781859 5094980 28925 5152461 5583178 5039969 28830 28942 4717488 4896960 524288 1024 28581 29387 4442140 4623479 4562120 29243 4833445 4848503 5394300 29247 29561 4504277 4648401 524288 2048 28707 29218 3381235 4397687 4403931 29247 4679760 3544017 5275640 28753 29431 4589111 4664770 524288 4096 29401 29555 4604794 4769858 4807240 29633 4891068 2279078 4743907 28799 29132 4606694 4751133 524288 8192 29090 29152 3574561 3593176 3576852 29060 3197422 1147972 3249340 29213 29238 3680793 3704299 524288 16384 28930 29375 2949563 2967259 2957732 28798 2968889 696907 2841024 28718 28455 3354282 3377641 ---- # iozone -s 1024M -a -f /storage/AAAA -cez random random bkwd record stride KB reclen write rewrite read reread read write read rewrite read fwrite frewrite fread freread 1048576 4 25442 29155 4412918 4387876 2679806 29326 3690181 6473057 2964196 28316 28438 4052763 4214263 1048576 8 28027 28584 5033173 5105021 3580518 28110 4455979 7486676 3724362 28225 29090 4682878 4715838 1048576 16 28519 28908 4509712 4686561 3926410 28831 4500984 7940864 4312821 28710 28924 5187012 5254913 1048576 32 29318 29529 4932686 4954407 4399239 29527 4890381 8716203 4580292 29287 29437 5160041 5215498 1048576 64 29275 29585 4914793 5028874 4707731 22952 5134367 8953006 4908946 19948 17742 4939517 4945454 1048576 128 20739 17604 4366304 5352226 5221343 17373 4361363 7812127 4843509 18275 20238 5618203 5490154 1048576 256 17591 18145 4469305 5137233 4946673 18312 4949150 6672241 4995646 19850 19445 4589436 4660483 1048576 512 17811 21535 4819508 5239188 5029650 29456 5303606 6315468 5162572 20666 18359 4453060 4513456 1048576 1024 17015 17225 4411139 4818933 4789111 21681 4212059 4660750 4640641 16994 17241 5403438 5465918 1048576 2048 16830 16659 4282209 4663819 4705338 16804 4472128 2441421 4814443 16477 16791 4795153 4713084 1048576 4096 19186 18787 4052842 4546927 4522353 17896 4140316 2402802 4513400 22923 20055 5070946 5117579 1048576 8192 16787 16898 2894059 3299162 3263948 16869 2894787 1267083 3252630 22646 19169 3264537 3292895 1048576 16384 16774 17380 3257245 3285331 3247691 22401 2871143 756902 3030794 17298 17115 3480808 3521663 ---- # iozone -s 2048M -a -f /storage/AAAA -cez random random bkwd record stride KB reclen write rewrite read reread read write read rewrite read fwrite frewrite fread freread 2097152 4 19466 17283 4105575 4505286 2531156 17899 4246965 6323676 3590878 17089 17539 4902201 4578532 2097152 8 17521 17715 4854348 5009273 3572898 17081 4369077 7503017 4144414 17338 18334 5036449 5093760 2097152 16 17459 17687 4826187 5548242 4194698 23217 4784227 7329700 3976940 21164 17159 5192076 5216667 2097152 32 21211 17808 5240848 5627036 4778995 17904 5293510 8201739 4989417 18059 17624 4916636 5036472 2097152 64 17563 17553 5014365 5322382 4927808 23313 4850477 8043849 5006926 22514 19337 4967647 4908479 2097152 128 25917 29393 5098292 5173336 4959096 29385 5135433 9091288 4992317 29321 29387 4937939 5020928 2097152 256 29243 29704 5025802 5148141 5080767 29335 4758066 6984918 4719648 29344 29202 4883661 4872475 2097152 512 29281 29525 5110876 5152263 5082094 29456 5034031 7023093 5090199 29323 28625 4899397 4977336 2097152 1024 24811 29336 4997241 4997513 5062870 29218 5134339 6118319 5047562 29189 29391 5006926 5153591 2097152 2048 29290 29497 4905777 4970013 4922982 29265 5037378 5599319 4907477 29039 29332 5003990 5142877 2097152 4096 29232 29417 4627321 4667556 4733719 29377 4841976 4328057 4682167 29193 29052 4565844 4639522 2097152 8192 29219 29373 3486409 3536763 3519721 24046 3368360 1666954 3491476 17213 17497 3460275 3482328 2097152 16384 16508 18539 3187428 3343646 3331250 18350 3214218 1297815 3298694 21041 18003 3182396 3170877 ---- + md raid 0 + ext4 # apt-get install mdadm # umount /storage # mdadm --create /dev/md0 --level=0 --raid-devices=2 /dev/sdb /dev/sdc # mkfs.ext4 /dev/md0 # mount /dev/md0 /storage ---- Version 1.96 ------Sequential Output------ --Sequential Input- --Random- Concurrency 1 -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks-- Machine Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP /sec %CP sacloudt2 512M 835 97 29275 3 29220 2 5583 99 +++++ +++ 15601 66 Latency 11142us 457us 133ms 2048us 520us 248us Version 1.96 ------Sequential Create------ --------Random Create-------- sacloudt2 -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete-- files:max:min /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP 256:4096:512/16 5406 11 44198 61 21695 53 5058 16 4806 15 2540 14 Latency 1081ms 1139ms 1449ms 1146ms 2235ms 4626ms 1.96,1.96,sacloudt2,1,1332966338,512M,,835,97,29275,3,29220,2,5583,99,+++++,+++,15601,66,256,4096,512,,16,5406,11,44198,61,21695,53,5058,16,4806,15,2540,14,11142us,457us,133ms,2048us,520us,248us, 1081ms,1139ms,1449ms,1146ms,2235ms,4626ms ---- Version 1.96 ------Sequential Output------ --Sequential Input- --Random- Concurrency 1 -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks-- Machine Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP /sec %CP sacloudt2 1G 886 96 26741 7 28386 6 5596 98 1113981 99 9862 133 Latency 11819us 7387us 46604us 2730us 8025us 10473us Version 1.96 ------Sequential Create------ --------Random Create-------- sacloudt2 -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete-- files:max:min /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP 256:4096:512/16 5021 16 40688 65 20011 56 4997 17 4826 14 2489 15 Latency 1107ms 1158ms 1475ms 1153ms 2326ms 5106ms 1.96,1.96,sacloudt2,1,1332965387,1G,,886,96,26741,7,28386,6,5596,98,1113981,99,9862,133,256,4096,512,,16,5021,16,40688,65,20011,56,4997,17,4826,14,2489,15,11819us,7387us,46604us,2730us,8025us,104 73us,1107ms,1158ms,1475ms,1153ms,2326ms,5106ms ---- Version 1.96 ------Sequential Output------ --Sequential Input- --Random- Concurrency 1 -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks-- Machine Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP /sec %CP sacloudt2 2G 879 97 28547 6 29589 3 5495 100 +++++ +++ +++++ +++ Latency 13109us 897us 2032us 2256us 512us 3216us Version 1.96 ------Sequential Create------ --------Random Create-------- sacloudt2 -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete-- files:max:min /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP 256:4096:512/16 5374 12 64914 46 25727 46 5418 11 5541 4 2966 6 Latency 1153ms 1094ms 1373ms 1119ms 2192ms 3003ms 1.96,1.96,sacloudt2,1,1332969120,2G,,879,97,28547,6,29589,3,5495,100,+++++,+++,+++++,+++,256,4096,512,,16,5374,12,64914,46,25727,46,5418,11,5541,4,2966,6,13109us,897us,2032us,2256us,512us,3216us,1153ms,1094ms,1373ms,1119ms,2192ms,3003ms ---- random random bkwd record stride KB reclen write rewrite read reread read write read rewrite read fwrite frewrite fread freread 524288 4 29066 29382 3470155 3645953 2613455 29436 3282869 3932495 2976101 29076 29362 3703544 3732169 524288 8 29229 29931 3529132 3884048 3269379 29593 3441745 5118449 2771589 28959 29115 4522963 4658929 524288 16 29259 29946 4486998 4501409 4074386 29490 3821485 5333489 3752792 29280 29374 3618226 3704480 524288 32 29225 29500 3969027 4153671 3894552 29571 2935280 5252755 3737542 29075 29881 4343047 4414089 524288 64 29135 29451 3793664 3734990 3564959 29480 4422433 5592934 4085210 28952 30026 4039694 4014114 524288 128 29186 29581 3869967 4040444 4008377 29534 4081874 5414289 4267538 29135 29518 4379426 4361325 524288 256 29223 29600 3705554 3765032 3757075 29560 4288444 4597891 4232261 29125 29462 4161248 4127181 524288 512 29162 29532 3950304 3967309 3932319 29669 3725940 4041536 3778703 28694 29397 3836191 3940952 524288 1024 29384 29520 3856502 3902029 3902486 29671 3745556 3481098 3752690 28660 29433 3770772 3829271 524288 2048 29298 29619 3713852 3775466 3698312 29512 3927165 2726916 4063935 29005 28782 4213755 4181393 524288 4096 29270 28975 3834138 3962783 3982411 29234 3581203 1809793 3664911 28816 29100 3990896 4005960 524288 8192 28964 29414 2581683 2662765 2605651 29088 2636614 968003 2611400 28681 29006 2899518 2957951 524288 16384 28912 29057 2543706 2578952 2586791 29447 2837226 649529 2740083 29040 29146 2496978 2481060 ---- random random bkwd record stride KB reclen write rewrite read reread read write read rewrite read fwrite frewrite fread freread 1048576 4 29108 29187 4170548 4133460 2624825 29124 3637404 4574199 2981652 28994 29406 3953457 3818959 1048576 8 29183 29750 4932686 4809978 3445422 29534 3899213 5115579 3448753 29077 29525 4154980 4220592 1048576 16 29136 29497 4180788 4211148 3598912 29385 4097663 6083112 3810039 29169 29382 4734428 5083466 1048576 32 29091 29462 4124080 4285518 4056778 29587 4552933 5761848 4633523 29266 29471 4656920 4716242 1048576 64 29141 29359 4635554 4773720 4625492 29600 4647718 5777023 4595449 29213 29421 4098400 4095694 1048576 128 28891 29591 3932199 4099489 3986345 29547 4331203 5215424 4376488 29238 29487 3896953 4013230 1048576 256 29286 29691 4026634 4061874 4011766 29595 4143292 4838032 3560566 28915 29521 4015946 4152364 1048576 512 29245 29763 3870014 4126057 4044292 29572 3921624 4364757 3900503 29149 29538 4558469 4576417 1048576 1024 29114 28893 4561206 4684949 4630006 29282 4429942 3836595 4418087 29232 29094 4412511 4629187 1048576 2048 29157 29265 4051028 4120124 4111950 29544 4448812 3375697 4507212 29111 29387 4421330 4501735 1048576 4096 29056 29318 4023109 4180124 4190013 29310 3644556 2413109 3705138 28932 29234 4298250 4305256 1048576 8192 29010 29313 3073543 3105750 3088507 29441 2867091 1231241 2840776 28807 29346 2826197 2810253 1048576 16384 28936 29200 2802801 2841299 2894436 29536 2540960 915811 2359425 28986 29244 2806178 2924595 ---- random random bkwd record stride KB reclen write rewrite read reread read write read rewrite read fwrite frewrite fread freread 2097152 4 29125 29570 4316692 4529768 2779028 29456 4030798 4527991 3566742 29090 29549 4452884 4420174 2097152 8 29202 29678 4615717 4817174 3475155 29475 4200814 4359692 3748882 29187 29923 4749641 4860684 2097152 16 29345 29473 4891923 4805164 3937642 29491 4813194 5673266 4440455 29027 29669 4743184 4789656 2097152 32 29277 29654 4631387 4757721 4289285 29728 4353738 5153290 4414313 29236 29682 4854126 4946335 2097152 64 29348 29589 4892081 4863310 4501447 29664 5237173 6433039 5088176 29329 29852 4660110 4782286 2097152 128 29056 29585 4776936 4792111 4546720 29600 4641216 5599811 4563472 29197 29451 4580194 4621241 2097152 256 29286 29422 4562755 4593908 4514781 29722 4576815 4749479 4625063 29297 29646 4270584 4303951 2097152 512 29227 29632 4726775 4678051 4652666 29693 4609713 4401528 4627859 29025 29511 4499842 4778244 2097152 1024 29187 29708 4520814 4630434 4544119 29727 4542357 4217152 4628687 29242 29599 4681183 4551378 2097152 2048 29092 29550 4578006 4641052 4614073 29748 4507019 3772323 4401195 29079 29564 4525605 4676726 2097152 4096 29283 29621 4008778 4084815 4043645 29740 4135228 3009729 4191260 29148 29523 4181799 4330747 2097152 8192 29262 29994 3132611 3133304 3090291 29617 3123700 1678904 3086316 29162 29429 3045880 3061003 2097152 16384 29093 29912 2900597 2911691 2863819 29671 2912424 1299566 2986353 29120 29517 2799763 2814731 ----