== sanity test 123ad: Verify batching statahead works correctly ========================================================== 13:09:48 (1788628188) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff9051e1d1f800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9051e1d1f800.batch_stats=0 llite.lustre-ffff9051e1d1f800.statahead_max=32 llite.lustre-ffff9051e1d1f800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff9051e1d1f800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9051e1d1f800.batch_stats=0 striped dir -i1 -c2 -H crush /mnt/lustre/d123ad.sanity total: 100 open/close in 2.74 seconds: 36.49 ops/second llite.lustre-ffff9051e1d1f800.statahead_max=0 101 real 0m2.833s user 0m0.005s sys 0m0.316s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff9051e1d1f800.statahead_max=32 llite.lustre-ffff9051e1d1f800.statahead_max=32 101 real 0m1.030s user 0m0.006s sys 0m0.167s 'ls -l' 100 files with statahead: 1 sec statahead total: 121 statahead wrong: 2 agl total: 116 list_total: 30 fname_total: 77 hit_total: 4447 miss_total: 1272 swrong=2 ewrong=2 - open/close 743 (time 1788628217.33 total 10.01 last 74.25) total: 900 open/close in 12.08 seconds: 74.48 ops/second llite.lustre-ffff9051e1d1f800.statahead_max=0 1001 real 0m21.585s user 0m0.032s sys 0m3.152s 'ls -l' 1000 files without statahead: 22 sec llite.lustre-ffff9051e1d1f800.statahead_max=32 llite.lustre-ffff9051e1d1f800.statahead_max=32 1001 real 0m9.048s user 0m0.031s sys 0m1.396s 'ls -l' 1000 files with statahead: 9 sec statahead total: 122 statahead wrong: 2 agl total: 117 list_total: 31 fname_total: 77 hit_total: 5443 miss_total: 1276 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 25 seconds llite.lustre-ffff9051e1d1f800.statahead_stats= statahead total: 122 statahead wrong: 2 agl total: 117 list_total: 31 fname_total: 77 hit_total: 5443 miss_total: 1276 mdc.lustre-MDT0000-mdc-ffff9051e1d1f800.batch_stats= snapshot_time: 1788628289.755656861 secs.nsecs start_time: 1788628192.829937783 secs.nsecs elapsed_time: 96.925719078 secs.nsecs subreqs per batch batches %% cum %% 1: 3 7 7 2: 1 2 10 4: 4 10 21 8: 1 2 23 16: 23 60 84 32: 6 15 100 mdc.lustre-MDT0001-mdc-ffff9051e1d1f800.batch_stats= snapshot_time: 1788628289.755981604 secs.nsecs start_time: 1788628192.830014678 secs.nsecs elapsed_time: 96.925966926 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 0 0 2 4: 2 5 7 8: 2 5 12 16: 11 27 40 32: 24 60 100 - open/close 836 (time 1788628303.47 total 10.00 last 83.56) - open/close 1613 (time 1788628313.48 total 20.01 last 77.64) - open/close 2436 (time 1788628323.48 total 30.02 last 82.27) - open/close 3192 (time 1788628333.49 total 40.02 last 75.55) - open/close 4035 (time 1788628343.51 total 50.04 last 84.14) - open/close 4967 (time 1788628353.53 total 60.06 last 92.99) - open/close 5647 (time 1788628363.53 total 70.07 last 67.98) - open/close 6320 (time 1788628373.54 total 80.07 last 67.27) - open/close 7251 (time 1788628383.54 total 90.08 last 93.03) - open/close 8124 (time 1788628393.55 total 100.08 last 87.28) - open/close 9103 (time 1788628403.55 total 110.09 last 97.85) - open/close 9798 (time 1788628413.57 total 120.10 last 69.40) total: 10000 open/close in 122.96 seconds: 81.33 ops/second llite.lustre-ffff9051e1d1f800.statahead_batch_max=0 llite.lustre-ffff9051e1d1f800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9051e1d1f800.stats=clear mdc.lustre-MDT0001-mdc-ffff9051e1d1f800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m1.074s user 0m0.328s sys 0m14.531s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9051e1d1f800.statahead_batch_max=32 llite.lustre-ffff9051e1d1f800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9051e1d1f800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff9051e1d1f800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9051e1d1f800.stats=clear mdc.lustre-MDT0001-mdc-ffff9051e1d1f800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m36.396s user 0m0.295s sys 0m13.148s batched statahead RPC= hit count=9973 mdc.lustre-MDT0000-mdc-ffff9051e1d1f800.batch_stats= snapshot_time: 1788628593.973773290 secs.nsecs start_time: 1788628486.575083615 secs.nsecs elapsed_time: 107.398689675 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 2 0 0 16: 1 0 0 32: 313 99 100 mdc.lustre-MDT0001-mdc-ffff9051e1d1f800.batch_stats= snapshot_time: 1788628593.974163333 secs.nsecs start_time: 1788628486.575195262 secs.nsecs elapsed_time: 107.398968071 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff9051e1d1f800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9051e1d1f800.batch_stats=0 llite.lustre-ffff9051e1d1f800.statahead_max=2048 llite.lustre-ffff9051e1d1f800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff9051e1d1f800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9051e1d1f800.batch_stats=0 striped dir -i1 -c2 -H crush2 /mnt/lustre/d123ad.sanity total: 100 open/close in 2.18 seconds: 45.83 ops/second llite.lustre-ffff9051e1d1f800.statahead_max=0 101 real 0m2.420s user 0m0.008s sys 0m0.295s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff9051e1d1f800.statahead_max=2048 llite.lustre-ffff9051e1d1f800.statahead_max=2048 101 real 0m1.200s user 0m0.003s sys 0m0.170s '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: 10072 miss_total: 28 swrong=0 ewrong=0 - open/close 706 (time 1788628859.14 total 10.01 last 70.52) total: 900 open/close in 12.35 seconds: 72.85 ops/second llite.lustre-ffff9051e1d1f800.statahead_max=0 1001 real 0m18.958s user 0m0.033s sys 0m2.895s 'ls -l' 1000 files without statahead: 19 sec llite.lustre-ffff9051e1d1f800.statahead_max=2048 llite.lustre-ffff9051e1d1f800.statahead_max=2048 1001 real 0m7.076s user 0m0.029s sys 0m1.323s '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: 11071 miss_total: 29 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 18 seconds llite.lustre-ffff9051e1d1f800.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11071 miss_total: 29 mdc.lustre-MDT0000-mdc-ffff9051e1d1f800.batch_stats= snapshot_time: 1788628918.498048150 secs.nsecs start_time: 1788628596.560838057 secs.nsecs elapsed_time: 321.937210093 secs.nsecs subreqs per batch batches %% cum %% 1: 2 28 28 2: 0 0 28 4: 3 42 71 8: 0 0 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-ffff9051e1d1f800.batch_stats= snapshot_time: 1788628918.498121630 secs.nsecs start_time: 1788628596.560995048 secs.nsecs elapsed_time: 321.937126582 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 1 11 11 8: 2 22 33 16: 2 22 55 32: 0 0 55 64: 2 22 77 128: 0 0 77 256: 2 22 100 - open/close 1004 (time 1788628930.84 total 10.00 last 100.39) - open/close 2045 (time 1788628940.85 total 20.01 last 104.02) - open/close 3060 (time 1788628950.85 total 30.01 last 101.49) - open/close 4059 (time 1788628960.86 total 40.02 last 99.77) - open/close 4992 (time 1788628970.87 total 50.03 last 93.24) - open/close 5998 (time 1788628980.87 total 60.03 last 100.57) - open/close 6963 (time 1788628990.88 total 70.04 last 96.41) - open/close 7737 (time 1788629000.89 total 80.05 last 77.36) - open/close 8790 (time 1788629010.91 total 90.07 last 105.08) - open/close 9879 (time 1788629020.91 total 100.07 last 108.85) total: 10000 open/close in 101.20 seconds: 98.82 ops/second llite.lustre-ffff9051e1d1f800.statahead_batch_max=0 llite.lustre-ffff9051e1d1f800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9051e1d1f800.stats=clear mdc.lustre-MDT0001-mdc-ffff9051e1d1f800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m58.762s user 0m0.305s sys 0m14.328s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9051e1d1f800.statahead_batch_max=256 llite.lustre-ffff9051e1d1f800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9051e1d1f800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff9051e1d1f800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9051e1d1f800.stats=clear mdc.lustre-MDT0001-mdc-ffff9051e1d1f800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m54.171s user 0m0.297s sys 0m14.058s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff9051e1d1f800.batch_stats= snapshot_time: 1788629154.096970139 secs.nsecs start_time: 1788629089.325465030 secs.nsecs elapsed_time: 64.771505109 secs.nsecs subreqs per batch batches %% cum %% 1: 128 47 47 2: 42 15 62 4: 25 9 71 8: 14 5 76 16: 6 2 79 32: 14 5 84 64: 7 2 86 128: 1 0 87 256: 35 12 100 mdc.lustre-MDT0001-mdc-ffff9051e1d1f800.batch_stats= snapshot_time: 1788629154.097059423 secs.nsecs start_time: 1788629089.325568365 secs.nsecs elapsed_time: 64.771491058 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-ffff9051e1d1f800.statahead_batch_max=64 llite.lustre-ffff9051e1d1f800.statahead_max=128