== sanity test 123ad: Verify batching statahead works correctly ========================================================== 19:50:21 (1786405821) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8ba7912b8000.batch_stats=0 llite.lustre-ffff8ba7912b8000.statahead_max=32 llite.lustre-ffff8ba7912b8000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8ba7912b8000.batch_stats=0 total: 100 open/close in 2.47 seconds: 40.47 ops/second llite.lustre-ffff8ba7912b8000.statahead_max=0 101 real 0m1.711s user 0m0.002s sys 0m0.313s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff8ba7912b8000.statahead_max=32 llite.lustre-ffff8ba7912b8000.statahead_max=32 101 real 0m2.005s user 0m0.008s sys 0m0.250s 'ls -l' 100 files with statahead: 2 sec statahead total: 157 statahead wrong: 2 agl total: 150 list_total: 29 fname_total: 121 hit_total: 4042 miss_total: 1519 swrong=2 ewrong=2 - open/close 732 (time 1786405849.48 total 10.01 last 73.14) total: 900 open/close in 12.36 seconds: 72.84 ops/second llite.lustre-ffff8ba7912b8000.statahead_max=0 1001 real 0m17.250s user 0m0.026s sys 0m2.861s 'ls -l' 1000 files without statahead: 17 sec llite.lustre-ffff8ba7912b8000.statahead_max=32 llite.lustre-ffff8ba7912b8000.statahead_max=32 1001 real 0m11.453s user 0m0.032s sys 0m1.567s 'ls -l' 1000 files with statahead: 12 sec statahead total: 158 statahead wrong: 2 agl total: 151 list_total: 30 fname_total: 121 hit_total: 5039 miss_total: 1522 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 32 seconds llite.lustre-ffff8ba7912b8000.statahead_stats= statahead total: 158 statahead wrong: 2 agl total: 151 list_total: 30 fname_total: 121 hit_total: 5039 miss_total: 1522 mdc.lustre-MDT0000-mdc-ffff8ba7912b8000.batch_stats= snapshot_time: 1786405924.277637540 secs.nsecs start_time: 1786405826.830495175 secs.nsecs elapsed_time: 97.447142365 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 677 (time 1786405937.60 total 10.01 last 67.66) - open/close 1386 (time 1786405947.63 total 20.03 last 70.74) - open/close 2167 (time 1786405957.63 total 30.03 last 78.08) - open/close 2930 (time 1786405967.65 total 40.06 last 76.10) - open/close 3727 (time 1786405977.66 total 50.06 last 79.66) - open/close 4494 (time 1786405987.66 total 60.06 last 76.69) - open/close 5249 (time 1786405997.66 total 70.07 last 75.47) - open/close 5997 (time 1786406007.67 total 80.07 last 74.77) - open/close 6804 (time 1786406017.67 total 90.08 last 80.65) - open/close 7606 (time 1786406027.68 total 100.08 last 80.18) - open/close 8362 (time 1786406037.68 total 110.08 last 75.58) - open/close 9168 (time 1786406047.68 total 120.09 last 80.56) - open/close 9927 (time 1786406057.69 total 130.09 last 75.86) total: 10000 open/close in 131.03 seconds: 76.32 ops/second llite.lustre-ffff8ba7912b8000.statahead_batch_max=0 llite.lustre-ffff8ba7912b8000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8ba7912b8000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m46.266s user 0m0.293s sys 0m17.013s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8ba7912b8000.statahead_batch_max=32 llite.lustre-ffff8ba7912b8000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8ba7912b8000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8ba7912b8000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m44.723s user 0m0.311s sys 0m15.071s batched statahead RPC= hit count=9992 mdc.lustre-MDT0000-mdc-ffff8ba7912b8000.batch_stats= snapshot_time: 1786406288.818950432 secs.nsecs start_time: 1786406172.141782847 secs.nsecs elapsed_time: 116.677167585 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-ffff8ba7912b8000.batch_stats=0 llite.lustre-ffff8ba7912b8000.statahead_max=2048 llite.lustre-ffff8ba7912b8000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff8ba7912b8000.batch_stats=0 total: 100 open/close in 2.94 seconds: 34.01 ops/second llite.lustre-ffff8ba7912b8000.statahead_max=0 101 real 0m1.960s user 0m0.004s sys 0m0.321s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff8ba7912b8000.statahead_max=2048 llite.lustre-ffff8ba7912b8000.statahead_max=2048 101 real 0m1.354s user 0m0.002s sys 0m0.150s '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: 10091 miss_total: 9 swrong=0 ewrong=0 - open/close 715 (time 1786406639.77 total 10.01 last 71.43) total: 900 open/close in 13.36 seconds: 67.35 ops/second llite.lustre-ffff8ba7912b8000.statahead_max=0 1001 real 0m19.057s user 0m0.031s sys 0m3.059s 'ls -l' 1000 files without statahead: 20 sec llite.lustre-ffff8ba7912b8000.statahead_max=2048 llite.lustre-ffff8ba7912b8000.statahead_max=2048 1001 real 0m8.478s user 0m0.031s sys 0m1.535s 'ls -l' 1000 files with statahead: 9 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11090 miss_total: 10 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 35 seconds llite.lustre-ffff8ba7912b8000.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11090 miss_total: 10 mdc.lustre-MDT0000-mdc-ffff8ba7912b8000.batch_stats= snapshot_time: 1786406721.217882655 secs.nsecs start_time: 1786406291.294390373 secs.nsecs elapsed_time: 429.923492282 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 708 (time 1786406733.90 total 10.00 last 70.78) - open/close 1388 (time 1786406743.90 total 20.01 last 67.94) - open/close 2192 (time 1786406753.91 total 30.02 last 80.34) - open/close 2944 (time 1786406763.92 total 40.03 last 75.13) - open/close 3562 (time 1786406773.93 total 50.03 last 61.78) - open/close 4195 (time 1786406783.94 total 60.04 last 63.23) - open/close 4920 (time 1786406793.94 total 70.05 last 72.46) - open/close 5608 (time 1786406803.95 total 80.05 last 68.77) - open/close 6323 (time 1786406813.95 total 90.05 last 71.48) - open/close 6991 (time 1786406823.97 total 100.08 last 66.66) - open/close 7693 (time 1786406833.97 total 110.08 last 70.17) - open/close 8312 (time 1786406843.98 total 120.08 last 61.88) - open/close 8914 (time 1786406853.98 total 130.09 last 60.19) - open/close 9602 (time 1786406863.99 total 140.10 last 68.73) total: 10000 open/close in 146.14 seconds: 68.43 ops/second llite.lustre-ffff8ba7912b8000.statahead_batch_max=0 llite.lustre-ffff8ba7912b8000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8ba7912b8000.stats=clear ls -l files in d123ad.sanity: 10001 real 2m12.671s user 0m0.327s sys 0m16.912s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8ba7912b8000.statahead_batch_max=256 llite.lustre-ffff8ba7912b8000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8ba7912b8000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8ba7912b8000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m17.361s user 0m0.311s sys 0m15.945s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8ba7912b8000.batch_stats= snapshot_time: 1786407098.848536058 secs.nsecs start_time: 1786407009.967989542 secs.nsecs elapsed_time: 88.880546516 secs.nsecs subreqs per batch batches %% cum %% 1: 136 53 53 2: 26 10 63 4: 11 4 67 8: 13 5 72 16: 11 4 76 32: 18 7 83 64: 5 1 85 128: 1 0 86 256: 35 13 100 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-ffff8ba7912b8000.statahead_batch_max=64 llite.lustre-ffff8ba7912b8000.statahead_max=128