== sanity test 123ad: Verify batching statahead works correctly ========================================================== 22:55:46 (1788836146) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8e20f520b000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff8e20f520b000.batch_stats=0 llite.lustre-ffff8e20f520b000.statahead_max=32 llite.lustre-ffff8e20f520b000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8e20f520b000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff8e20f520b000.batch_stats=0 striped dir -i1 -c2 -H crush2 /mnt/lustre/d123ad.sanity total: 100 open/close in 2.00 seconds: 49.92 ops/second llite.lustre-ffff8e20f520b000.statahead_max=0 101 real 0m1.932s user 0m0.002s sys 0m0.306s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff8e20f520b000.statahead_max=32 llite.lustre-ffff8e20f520b000.statahead_max=32 101 real 0m1.103s user 0m0.003s sys 0m0.175s 'ls -l' 100 files with statahead: 1 sec statahead total: 121 statahead wrong: 1 agl total: 114 list_total: 31 fname_total: 90 hit_total: 4128 miss_total: 256 swrong=1 ewrong=1 total: 900 open/close in 9.80 seconds: 91.84 ops/second llite.lustre-ffff8e20f520b000.statahead_max=0 1001 real 0m19.334s user 0m0.041s sys 0m2.894s 'ls -l' 1000 files without statahead: 19 sec llite.lustre-ffff8e20f520b000.statahead_max=32 llite.lustre-ffff8e20f520b000.statahead_max=32 1001 real 0m8.023s user 0m0.024s sys 0m1.310s 'ls -l' 1000 files with statahead: 8 sec statahead total: 122 statahead wrong: 1 agl total: 115 list_total: 32 fname_total: 90 hit_total: 5123 miss_total: 261 swrong=1 ewrong=1 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 20 seconds llite.lustre-ffff8e20f520b000.statahead_stats= statahead total: 122 statahead wrong: 1 agl total: 115 list_total: 32 fname_total: 90 hit_total: 5123 miss_total: 261 mdc.lustre-MDT0000-mdc-ffff8e20f520b000.batch_stats= snapshot_time: 1788836233.054384605 secs.nsecs start_time: 1788836151.738124122 secs.nsecs elapsed_time: 81.316260483 secs.nsecs subreqs per batch batches %% cum %% 1: 4 10 10 2: 0 0 10 4: 2 5 15 8: 3 7 23 16: 22 57 81 32: 7 18 100 mdc.lustre-MDT0001-mdc-ffff8e20f520b000.batch_stats= snapshot_time: 1788836233.054466444 secs.nsecs start_time: 1788836151.738219222 secs.nsecs elapsed_time: 81.316247222 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 1 2 4 4: 3 7 12 8: 1 2 14 16: 12 29 43 32: 23 56 100 - open/close 757 (time 1788836246.86 total 10.00 last 75.70) - open/close 1608 (time 1788836256.86 total 20.01 last 85.04) - open/close 2542 (time 1788836266.87 total 30.01 last 93.38) - open/close 3461 (time 1788836276.88 total 40.02 last 91.78) - open/close 4296 (time 1788836286.89 total 50.03 last 83.42) - open/close 5116 (time 1788836296.89 total 60.03 last 81.98) - open/close 5955 (time 1788836306.89 total 70.04 last 83.88) - open/close 6733 (time 1788836316.90 total 80.04 last 77.76) - open/close 7560 (time 1788836326.92 total 90.06 last 82.55) - open/close 8566 (time 1788836336.96 total 100.10 last 100.21) - open/close 9424 (time 1788836346.97 total 110.11 last 85.72) total: 10000 open/close in 116.54 seconds: 85.81 ops/second llite.lustre-ffff8e20f520b000.statahead_batch_max=0 llite.lustre-ffff8e20f520b000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8e20f520b000.stats=clear mdc.lustre-MDT0001-mdc-ffff8e20f520b000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m5.594s user 0m0.307s sys 0m14.157s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8e20f520b000.statahead_batch_max=32 llite.lustre-ffff8e20f520b000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8e20f520b000.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff8e20f520b000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8e20f520b000.stats=clear mdc.lustre-MDT0001-mdc-ffff8e20f520b000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m35.149s user 0m0.287s sys 0m13.194s batched statahead RPC= hit count=9986 mdc.lustre-MDT0000-mdc-ffff8e20f520b000.batch_stats= snapshot_time: 1788836535.400129153 secs.nsecs start_time: 1788836427.903707467 secs.nsecs elapsed_time: 107.496421686 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 1 0 0 16: 1 0 0 32: 313 99 100 mdc.lustre-MDT0001-mdc-ffff8e20f520b000.batch_stats= snapshot_time: 1788836535.400193043 secs.nsecs start_time: 1788836427.903782659 secs.nsecs elapsed_time: 107.496410384 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff8e20f520b000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff8e20f520b000.batch_stats=0 llite.lustre-ffff8e20f520b000.statahead_max=2048 llite.lustre-ffff8e20f520b000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff8e20f520b000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff8e20f520b000.batch_stats=0 striped dir -i1 -c2 -H crush /mnt/lustre/d123ad.sanity total: 100 open/close in 2.38 seconds: 41.94 ops/second llite.lustre-ffff8e20f520b000.statahead_max=0 101 real 0m2.120s user 0m0.004s sys 0m0.310s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff8e20f520b000.statahead_max=2048 llite.lustre-ffff8e20f520b000.statahead_max=2048 101 real 0m1.245s user 0m0.011s sys 0m0.178s '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: 10085 miss_total: 15 swrong=0 ewrong=0 total: 900 open/close in 9.71 seconds: 92.71 ops/second llite.lustre-ffff8e20f520b000.statahead_max=0 1001 real 0m23.181s user 0m0.027s sys 0m2.939s 'ls -l' 1000 files without statahead: 23 sec llite.lustre-ffff8e20f520b000.statahead_max=2048 llite.lustre-ffff8e20f520b000.statahead_max=2048 1001 real 0m6.567s user 0m0.028s sys 0m1.350s 'ls -l' 1000 files with statahead: 7 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11084 miss_total: 16 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 19 seconds llite.lustre-ffff8e20f520b000.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11084 miss_total: 16 mdc.lustre-MDT0000-mdc-ffff8e20f520b000.batch_stats= snapshot_time: 1788836879.400552933 secs.nsecs start_time: 1788836538.630462165 secs.nsecs elapsed_time: 340.770090768 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 1 14 14 4: 2 28 42 8: 2 28 71 16: 0 0 71 32: 0 0 71 64: 0 0 71 128: 0 0 71 256: 2 28 100 mdc.lustre-MDT0001-mdc-ffff8e20f520b000.batch_stats= snapshot_time: 1788836879.400650969 secs.nsecs start_time: 1788836538.630646409 secs.nsecs elapsed_time: 340.770004560 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 2 22 22 8: 1 11 33 16: 2 22 55 32: 1 11 66 64: 0 0 66 128: 1 11 77 256: 2 22 100 - open/close 981 (time 1788836892.57 total 10.01 last 97.97) - open/close 1895 (time 1788836902.58 total 20.03 last 91.28) - open/close 2822 (time 1788836912.58 total 30.03 last 92.68) - open/close 3809 (time 1788836922.58 total 40.03 last 98.70) - open/close 4689 (time 1788836932.61 total 50.05 last 87.80) - open/close 5601 (time 1788836942.61 total 60.06 last 91.15) - open/close 6470 (time 1788836952.63 total 70.07 last 86.75) - open/close 7384 (time 1788836962.63 total 80.08 last 91.39) - open/close 8288 (time 1788836972.63 total 90.08 last 90.40) - open/close 9077 (time 1788836982.64 total 100.09 last 78.80) total: 10000 open/close in 109.76 seconds: 91.11 ops/second llite.lustre-ffff8e20f520b000.statahead_batch_max=0 llite.lustre-ffff8e20f520b000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8e20f520b000.stats=clear mdc.lustre-MDT0001-mdc-ffff8e20f520b000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m4.130s user 0m0.291s sys 0m14.373s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8e20f520b000.statahead_batch_max=256 llite.lustre-ffff8e20f520b000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8e20f520b000.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff8e20f520b000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8e20f520b000.stats=clear mdc.lustre-MDT0001-mdc-ffff8e20f520b000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m54.004s user 0m0.278s sys 0m13.940s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8e20f520b000.batch_stats= snapshot_time: 1788837131.816396388 secs.nsecs start_time: 1788837066.494744743 secs.nsecs elapsed_time: 65.321651645 secs.nsecs subreqs per batch batches %% cum %% 1: 122 44 44 2: 31 11 55 4: 29 10 66 8: 26 9 75 16: 9 3 78 32: 15 5 84 64: 9 3 87 128: 0 0 87 256: 34 12 100 mdc.lustre-MDT0001-mdc-ffff8e20f520b000.batch_stats= snapshot_time: 1788837131.816466085 secs.nsecs start_time: 1788837066.494824694 secs.nsecs elapsed_time: 65.321641391 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 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-ffff8e20f520b000.statahead_batch_max=64 llite.lustre-ffff8e20f520b000.statahead_max=128