== sanity test 123ad: Verify batching statahead works correctly ========================================================== 00:29:27 (1787372967) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff9580e006d800.batch_stats=0 llite.lustre-ffff9580e006d800.statahead_max=32 llite.lustre-ffff9580e006d800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff9580e006d800.batch_stats=0 total: 100 open/close in 2.37 seconds: 42.22 ops/second llite.lustre-ffff9580e006d800.statahead_max=0 101 real 0m2.345s user 0m0.003s sys 0m0.308s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff9580e006d800.statahead_max=32 llite.lustre-ffff9580e006d800.statahead_max=32 101 real 0m1.133s user 0m0.007s sys 0m0.161s 'ls -l' 100 files with statahead: 1 sec statahead total: 140 statahead wrong: 2 agl total: 134 list_total: 29 fname_total: 98 hit_total: 3912 miss_total: 1411 swrong=2 ewrong=2 - open/close 774 (time 1787372995.33 total 10.03 last 77.20) total: 900 open/close in 11.92 seconds: 75.50 ops/second llite.lustre-ffff9580e006d800.statahead_max=0 1001 real 0m23.390s user 0m0.033s sys 0m2.915s 'ls -l' 1000 files without statahead: 24 sec llite.lustre-ffff9580e006d800.statahead_max=32 llite.lustre-ffff9580e006d800.statahead_max=32 1001 real 0m9.737s user 0m0.028s sys 0m1.348s 'ls -l' 1000 files with statahead: 10 sec statahead total: 141 statahead wrong: 2 agl total: 135 list_total: 30 fname_total: 98 hit_total: 4909 miss_total: 1414 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 21 seconds llite.lustre-ffff9580e006d800.statahead_stats= statahead total: 141 statahead wrong: 2 agl total: 135 list_total: 30 fname_total: 98 hit_total: 4909 miss_total: 1414 mdc.lustre-MDT0000-mdc-ffff9580e006d800.batch_stats= snapshot_time: 1787373064.059368985 secs.nsecs start_time: 1787372972.428422705 secs.nsecs elapsed_time: 91.630946280 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 0 0 2 4: 0 0 2 8: 3 7 10 16: 2 5 15 32: 34 85 100 - open/close 770 (time 1787373076.67 total 10.02 last 76.87) - open/close 1457 (time 1787373086.67 total 20.02 last 68.66) - open/close 2066 (time 1787373096.68 total 30.03 last 60.86) - open/close 2748 (time 1787373106.68 total 40.04 last 68.15) - open/close 3542 (time 1787373116.69 total 50.04 last 79.37) - open/close 4416 (time 1787373126.69 total 60.04 last 87.38) - open/close 5145 (time 1787373136.69 total 70.04 last 72.88) - open/close 5820 (time 1787373146.70 total 80.05 last 67.45) - open/close 6441 (time 1787373156.71 total 90.06 last 62.04) - open/close 7079 (time 1787373166.72 total 100.07 last 63.73) - open/close 7747 (time 1787373176.73 total 110.08 last 66.79) - open/close 8545 (time 1787373186.73 total 120.08 last 79.78) - open/close 9295 (time 1787373196.73 total 130.08 last 74.99) total: 10000 open/close in 139.78 seconds: 71.54 ops/second llite.lustre-ffff9580e006d800.statahead_batch_max=0 llite.lustre-ffff9580e006d800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9580e006d800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m59.754s user 0m0.299s sys 0m13.890s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9580e006d800.statahead_batch_max=32 llite.lustre-ffff9580e006d800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9580e006d800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9580e006d800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m39.334s user 0m0.287s sys 0m12.799s batched statahead RPC= hit count=9974 mdc.lustre-MDT0000-mdc-ffff9580e006d800.batch_stats= snapshot_time: 1787373385.596332839 secs.nsecs start_time: 1787373275.183754789 secs.nsecs elapsed_time: 110.412578050 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 1 0 0 8: 1 0 0 16: 1 0 0 32: 313 99 100 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff9580e006d800.batch_stats=0 llite.lustre-ffff9580e006d800.statahead_max=2048 llite.lustre-ffff9580e006d800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff9580e006d800.batch_stats=0 total: 100 open/close in 2.20 seconds: 45.39 ops/second llite.lustre-ffff9580e006d800.statahead_max=0 101 real 0m2.016s user 0m0.005s sys 0m0.304s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff9580e006d800.statahead_max=2048 llite.lustre-ffff9580e006d800.statahead_max=2048 101 real 0m0.828s user 0m0.006s sys 0m0.145s 'ls -l' 100 files with statahead: 1 sec statahead total: 2 statahead wrong: 0 agl total: 2 list_total: 2 fname_total: 0 hit_total: 10073 miss_total: 27 swrong=0 ewrong=0 - open/close 848 (time 1787373669.05 total 10.01 last 84.72) total: 900 open/close in 10.66 seconds: 84.45 ops/second llite.lustre-ffff9580e006d800.statahead_max=0 1001 real 0m17.999s user 0m0.033s sys 0m2.760s 'ls -l' 1000 files without statahead: 18 sec llite.lustre-ffff9580e006d800.statahead_max=2048 llite.lustre-ffff9580e006d800.statahead_max=2048 1001 real 0m5.852s user 0m0.027s sys 0m1.274s 'ls -l' 1000 files with statahead: 6 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11072 miss_total: 28 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 19 seconds llite.lustre-ffff9580e006d800.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11072 miss_total: 28 mdc.lustre-MDT0000-mdc-ffff9580e006d800.batch_stats= snapshot_time: 1787373722.478262391 secs.nsecs start_time: 1787373387.958192896 secs.nsecs elapsed_time: 334.520069495 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 2 18 18 16: 2 18 36 32: 1 9 45 64: 1 9 54 128: 1 9 63 256: 4 36 100 - open/close 773 (time 1787373735.08 total 10.00 last 77.28) - open/close 1604 (time 1787373745.08 total 20.01 last 83.05) - open/close 2413 (time 1787373755.10 total 30.03 last 80.74) - open/close 3268 (time 1787373765.10 total 40.03 last 85.49) - open/close 4088 (time 1787373775.11 total 50.03 last 81.96) - open/close 4936 (time 1787373785.12 total 60.05 last 84.70) - open/close 5769 (time 1787373795.13 total 70.06 last 83.23) - open/close 6570 (time 1787373805.14 total 80.06 last 80.03) - open/close 7390 (time 1787373815.15 total 90.08 last 81.89) - open/close 8284 (time 1787373825.16 total 100.09 last 89.30) - open/close 9084 (time 1787373835.16 total 110.09 last 79.99) - open/close 9938 (time 1787373845.17 total 120.09 last 85.37) total: 10000 open/close in 120.81 seconds: 82.77 ops/second llite.lustre-ffff9580e006d800.statahead_batch_max=0 llite.lustre-ffff9580e006d800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9580e006d800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m56.585s user 0m0.292s sys 0m14.044s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9580e006d800.statahead_batch_max=256 llite.lustre-ffff9580e006d800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9580e006d800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9580e006d800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m45.740s user 0m0.288s sys 0m14.375s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff9580e006d800.batch_stats= snapshot_time: 1787373965.523368752 secs.nsecs start_time: 1787373911.704478836 secs.nsecs elapsed_time: 53.818889916 secs.nsecs subreqs per batch batches %% cum %% 1: 116 47 47 2: 25 10 57 4: 26 10 68 8: 11 4 72 16: 10 4 77 32: 13 5 82 64: 7 2 85 128: 1 0 85 256: 35 14 100 unlink(/mnt/lustre/d123ad.sanity/f123ad.sanity0) error: No such file or directory total: 0 unlinks in 0 seconds: -nan unlinks/second unlink(/mnt/lustre/d123ad.sanity/f123ad.sanity0) error: No such file or directory total: 0 unlinks in 0 seconds: -nan unlinks/second seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff9580e006d800.statahead_batch_max=64 llite.lustre-ffff9580e006d800.statahead_max=128