== sanity test 123ad: Verify batching statahead works correctly ========================================================== 00:01:29 (1787889689) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffffa03007ff6000.batch_stats=0 llite.lustre-ffffa03007ff6000.statahead_max=32 llite.lustre-ffffa03007ff6000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffffa03007ff6000.batch_stats=0 total: 100 open/close in 2.38 seconds: 42.09 ops/second llite.lustre-ffffa03007ff6000.statahead_max=0 101 real 0m2.363s user 0m0.005s sys 0m0.310s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffffa03007ff6000.statahead_max=32 llite.lustre-ffffa03007ff6000.statahead_max=32 101 real 0m0.850s user 0m0.006s sys 0m0.162s 'ls -l' 100 files with statahead: 1 sec statahead total: 113 statahead wrong: 2 agl total: 108 list_total: 30 fname_total: 83 hit_total: 4639 miss_total: 1285 swrong=2 ewrong=2 - open/close 697 (time 1787889714.68 total 10.00 last 69.69) total: 900 open/close in 12.78 seconds: 70.44 ops/second llite.lustre-ffffa03007ff6000.statahead_max=0 1001 real 0m21.746s user 0m0.044s sys 0m2.944s 'ls -l' 1000 files without statahead: 21 sec llite.lustre-ffffa03007ff6000.statahead_max=32 llite.lustre-ffffa03007ff6000.statahead_max=32 1001 real 0m8.621s user 0m0.030s sys 0m1.431s 'ls -l' 1000 files with statahead: 8 sec statahead total: 114 statahead wrong: 2 agl total: 109 list_total: 31 fname_total: 83 hit_total: 5635 miss_total: 1289 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 23 seconds llite.lustre-ffffa03007ff6000.statahead_stats= statahead total: 114 statahead wrong: 2 agl total: 109 list_total: 31 fname_total: 83 hit_total: 5635 miss_total: 1289 mdc.lustre-MDT0000-mdc-ffffa03007ff6000.batch_stats= snapshot_time: 1787889782.647416512 secs.nsecs start_time: 1787889693.485385156 secs.nsecs elapsed_time: 89.162031356 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 3 7 7 16: 2 5 12 32: 34 87 100 - open/close 762 (time 1787889795.36 total 10.00 last 76.16) - open/close 1502 (time 1787889805.37 total 20.02 last 73.92) - open/close 2233 (time 1787889815.37 total 30.02 last 73.09) - open/close 2951 (time 1787889825.38 total 40.02 last 71.79) - open/close 3706 (time 1787889835.38 total 50.02 last 75.49) - open/close 4463 (time 1787889845.39 total 60.03 last 75.63) - open/close 5203 (time 1787889855.40 total 70.04 last 73.89) - open/close 5842 (time 1787889865.40 total 80.04 last 63.89) - open/close 6580 (time 1787889875.41 total 90.05 last 73.75) - open/close 7299 (time 1787889885.42 total 100.06 last 71.84) - open/close 8070 (time 1787889895.43 total 110.07 last 77.04) - open/close 8869 (time 1787889905.44 total 120.08 last 79.82) - open/close 9588 (time 1787889915.44 total 130.09 last 71.83) total: 10000 open/close in 135.65 seconds: 73.72 ops/second llite.lustre-ffffa03007ff6000.statahead_batch_max=0 llite.lustre-ffffa03007ff6000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffffa03007ff6000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m56.124s user 0m0.339s sys 0m14.437s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffffa03007ff6000.statahead_batch_max=32 llite.lustre-ffffa03007ff6000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffffa03007ff6000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffffa03007ff6000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m44.754s user 0m0.314s sys 0m13.827s batched statahead RPC= hit count=9977 mdc.lustre-MDT0000-mdc-ffffa03007ff6000.batch_stats= snapshot_time: 1787890101.558712905 secs.nsecs start_time: 1787889985.309631533 secs.nsecs elapsed_time: 116.249081372 secs.nsecs subreqs per batch batches %% cum %% 1: 2 0 0 2: 0 0 0 4: 0 0 0 8: 1 0 0 16: 1 0 1 32: 313 98 100 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffffa03007ff6000.batch_stats=0 llite.lustre-ffffa03007ff6000.statahead_max=2048 llite.lustre-ffffa03007ff6000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffffa03007ff6000.batch_stats=0 total: 100 open/close in 2.49 seconds: 40.08 ops/second llite.lustre-ffffa03007ff6000.statahead_max=0 101 real 0m2.345s user 0m0.004s sys 0m0.309s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffffa03007ff6000.statahead_max=2048 llite.lustre-ffffa03007ff6000.statahead_max=2048 101 real 0m0.992s user 0m0.007s sys 0m0.171s '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: 10076 miss_total: 24 swrong=0 ewrong=0 - open/close 767 (time 1787890438.45 total 10.01 last 76.66) total: 900 open/close in 11.80 seconds: 76.26 ops/second llite.lustre-ffffa03007ff6000.statahead_max=0 1001 real 0m21.279s user 0m0.036s sys 0m2.912s 'ls -l' 1000 files without statahead: 22 sec llite.lustre-ffffa03007ff6000.statahead_max=2048 llite.lustre-ffffa03007ff6000.statahead_max=2048 1001 real 0m7.545s user 0m0.024s sys 0m1.369s 'ls -l' 1000 files with statahead: 8 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11075 miss_total: 25 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 21 seconds llite.lustre-ffffa03007ff6000.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11075 miss_total: 25 mdc.lustre-MDT0000-mdc-ffffa03007ff6000.batch_stats= snapshot_time: 1787890501.984421340 secs.nsecs start_time: 1787890104.733968686 secs.nsecs elapsed_time: 397.250452654 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 2 20 20 16: 2 20 40 32: 1 10 50 64: 0 0 50 128: 1 10 60 256: 4 40 100 - open/close 591 (time 1787890514.76 total 10.00 last 59.09) - open/close 1085 (time 1787890524.80 total 20.04 last 49.20) - open/close 1605 (time 1787890534.80 total 30.04 last 52.00) - open/close 2181 (time 1787890544.81 total 40.05 last 57.54) - open/close 2853 (time 1787890554.82 total 50.06 last 67.17) - open/close 3574 (time 1787890564.83 total 60.07 last 72.03) - open/close 4260 (time 1787890574.83 total 70.07 last 68.58) - open/close 5067 (time 1787890584.83 total 80.07 last 80.70) - open/close 5771 (time 1787890594.83 total 90.07 last 70.38) - open/close 6418 (time 1787890604.84 total 100.08 last 64.66) - open/close 7156 (time 1787890614.84 total 110.08 last 73.79) - open/close 7863 (time 1787890624.84 total 120.08 last 70.69) - open/close 8584 (time 1787890634.84 total 130.08 last 72.09) - open/close 9297 (time 1787890644.84 total 140.08 last 71.29) total: 10000 open/close in 149.05 seconds: 67.09 ops/second llite.lustre-ffffa03007ff6000.statahead_batch_max=0 llite.lustre-ffffa03007ff6000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffffa03007ff6000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m58.902s user 0m0.334s sys 0m14.635s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffffa03007ff6000.statahead_batch_max=256 llite.lustre-ffffa03007ff6000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffffa03007ff6000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffffa03007ff6000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m49.549s user 0m0.311s sys 0m14.603s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffffa03007ff6000.batch_stats= snapshot_time: 1787890782.954759013 secs.nsecs start_time: 1787890722.118992535 secs.nsecs elapsed_time: 60.835766478 secs.nsecs subreqs per batch batches %% cum %% 1: 90 43 43 2: 17 8 51 4: 20 9 61 8: 10 4 66 16: 20 9 75 32: 10 4 80 64: 3 1 82 128: 2 0 83 256: 35 16 100 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-ffffa03007ff6000.statahead_batch_max=64 llite.lustre-ffffa03007ff6000.statahead_max=128