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You are here: Foswiki>AGLT2 Web>BenchMarks>Md3260Benchmark (10 Dec 2012, BenMeekhof)Edit Attach
Test command example
iozone -t6 -Rb test4-6threads-fs48G-rs512k-R6_MD2_DDP2.xls -r512k -s48G -F /md3260/R6_MD2_DDP2/io1.test /md3260/R6_MD2_DDP2/io2.test /md3260/R6_MD2_DDP2/io3.test /md3260/R6_MD2_DDP2/io4.test /md3260/R6_MD2_DDP2/io5.test /md3260/R6_MD2_DDP2/io6.testOptimization/tuning notes
We increased cache block size from 4K default to 32K in "optimized" tests (all tests except the first). XFS filesystems were not created with sunit/swidth to match RAID stripes.Single DDP Volume without optimization
Single DDP Volume (48GB and 512GB files)
Reconstruction time (1 disk removed, array immediately begins this process on disk removal): 10:40 Rebuild time (after reconstruction, 1 disk marked online again): 10:43  |
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Single Raid 6 30D Volume (48GB and 512GB files)
Rebuild time (1 disk marked "fail" then triggered "manual rebuild" in GUI): 24:59  |
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Single Raid 6 20D volume
Rebuild time (1 disk marked "fail" then triggered "manual rebuild" in GUI): 23:15
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| I | Attachment |
Action | Size | Date | Who | Comment |
|---|---|---|---|---|---|---|
 png |
test10-6threads-fs512G-rs512k-R6_MD2_DDP2-rebuilding.png | manage | 12 K | 05 Dec 2012 - 18:28 | BenMeekhof | |
| png |
test11-6threads-fs512G-rs512k-R6_MD2_DDP2-diskadd.png | manage | 13 K | 07 Dec 2012 - 22:03 | BenMeekhof | |
| png |
test12-6threads-fs512G-rs512k-R620D-rebuilding.png | manage | 12 K | 10 Dec 2012 - 16:51 | BenMeekhof | |
| png |
test3-6threads-fs48G-rs512k-R6_MD2_DDP2.png | manage | 11 K | 29 Nov 2012 - 17:49 | BenMeekhof | |
| png |
test4-6threads-fs48G-rs512k-R6_MD2_DDP2.png | manage | 12 K | 29 Nov 2012 - 17:49 | BenMeekhof | |
| png |
test5-6threads-fs48G-rs512k-R6_MD1_30D.png | manage | 12 K | 29 Nov 2012 - 17:49 | BenMeekhof | |
| png |
test6-6threads-fs48G-rs512k-R6_MD1_20D.png | manage | 12 K | 29 Nov 2012 - 19:51 | BenMeekhof | |
| png |
test7-6threads-fs512G-rs512k-R6_MD2_DDP2.png | manage | 14 K | 30 Nov 2012 - 21:16 | BenMeekhof | |
| png |
test8-6threads-fs512G-rs512k-R6_MD1_30D.png | manage | 12 K | 02 Dec 2012 - 23:44 | BenMeekhof | |
| png |
test9-6threads-fs512G-rs512k-R6_MD1_20D.png | manage | 13 K | 03 Dec 2012 - 21:45 | BenMeekhof |
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Topic revision: r11 - 10 Dec 2012, BenMeekhof
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