== sanity test 123ad: Verify batching statahead works correctly ========================================================== 00:56:51 (1786424211) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff986189e52000.batch_stats=0 llite.lustre-ffff986189e52000.statahead_max=32 llite.lustre-ffff986189e52000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff986189e52000.batch_stats=0 total: 100 open/close in 2.42 seconds: 41.32 ops/second llite.lustre-ffff986189e52000.statahead_max=0 101 real 0m2.039s user 0m0.007s sys 0m0.321s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff986189e52000.statahead_max=32 llite.lustre-ffff986189e52000.statahead_max=32 101 real 0m1.279s user 0m0.004s sys 0m0.158s 'ls -l' 100 files with statahead: 2 sec statahead total: 164 statahead wrong: 2 agl total: 157 list_total: 30 fname_total: 98 hit_total: 3924 miss_total: 1437 swrong=2 ewrong=2 - open/close 716 (time 1786424238.49 total 10.01 last 71.50) total: 900 open/close in 12.70 seconds: 70.85 ops/second llite.lustre-ffff986189e52000.statahead_max=0 1001 real 0m17.950s user 0m0.035s sys 0m3.103s 'ls -l' 1000 files without statahead: 18 sec llite.lustre-ffff986189e52000.statahead_max=32 llite.lustre-ffff986189e52000.statahead_max=32 1001 real 0m11.351s user 0m0.033s sys 0m1.499s 'ls -l' 1000 files with statahead: 11 sec statahead total: 165 statahead wrong: 2 agl total: 158 list_total: 31 fname_total: 98 hit_total: 4923 miss_total: 1438 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 29 seconds llite.lustre-ffff986189e52000.statahead_stats= statahead total: 165 statahead wrong: 2 agl total: 158 list_total: 31 fname_total: 98 hit_total: 4923 miss_total: 1438 mdc.lustre-MDT0000-mdc-ffff986189e52000.batch_stats= snapshot_time: 1786424314.478030375 secs.nsecs start_time: 1786424216.250671045 secs.nsecs elapsed_time: 98.227359330 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 690 (time 1786424327.51 total 10.01 last 68.94) - open/close 1406 (time 1786424337.52 total 20.01 last 71.56) - open/close 2051 (time 1786424347.53 total 30.02 last 64.46) - open/close 2831 (time 1786424357.53 total 40.02 last 77.99) - open/close 3553 (time 1786424367.53 total 50.03 last 72.15) - open/close 4244 (time 1786424377.55 total 60.04 last 69.02) - open/close 4941 (time 1786424387.55 total 70.05 last 69.64) - open/close 5658 (time 1786424397.57 total 80.06 last 71.61) - open/close 6358 (time 1786424407.57 total 90.07 last 69.96) - open/close 7011 (time 1786424417.60 total 100.09 last 65.14) - open/close 7666 (time 1786424427.60 total 110.09 last 65.49) - open/close 8365 (time 1786424437.60 total 120.09 last 69.87) - open/close 9020 (time 1786424447.63 total 130.12 last 65.31) - open/close 9619 (time 1786424457.63 total 140.12 last 59.90) total: 10000 open/close in 146.18 seconds: 68.41 ops/second llite.lustre-ffff986189e52000.statahead_batch_max=0 llite.lustre-ffff986189e52000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff986189e52000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m36.375s user 0m0.332s sys 0m16.026s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff986189e52000.statahead_batch_max=32 llite.lustre-ffff986189e52000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff986189e52000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff986189e52000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m46.041s user 0m0.283s sys 0m15.114s batched statahead RPC= hit count=9991 mdc.lustre-MDT0000-mdc-ffff986189e52000.batch_stats= snapshot_time: 1786424689.211538524 secs.nsecs start_time: 1786424569.645770707 secs.nsecs elapsed_time: 119.565767817 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 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff986189e52000.batch_stats=0 llite.lustre-ffff986189e52000.statahead_max=2048 llite.lustre-ffff986189e52000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff986189e52000.batch_stats=0 total: 100 open/close in 2.87 seconds: 34.78 ops/second llite.lustre-ffff986189e52000.statahead_max=0 101 real 0m2.168s user 0m0.005s sys 0m0.334s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff986189e52000.statahead_max=2048 llite.lustre-ffff986189e52000.statahead_max=2048 101 real 0m1.206s user 0m0.006s sys 0m0.164s '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: 10090 miss_total: 10 swrong=0 ewrong=0 - open/close 623 (time 1786425036.22 total 10.00 last 62.29) total: 900 open/close in 14.36 seconds: 62.69 ops/second llite.lustre-ffff986189e52000.statahead_max=0 1001 real 0m16.998s user 0m0.033s sys 0m3.152s 'ls -l' 1000 files without statahead: 17 sec llite.lustre-ffff986189e52000.statahead_max=2048 llite.lustre-ffff986189e52000.statahead_max=2048 1001 real 0m7.480s user 0m0.025s sys 0m1.431s '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: 11089 miss_total: 11 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 26 seconds llite.lustre-ffff986189e52000.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11089 miss_total: 11 mdc.lustre-MDT0000-mdc-ffff986189e52000.batch_stats= snapshot_time: 1786425106.490920947 secs.nsecs start_time: 1786424692.037446180 secs.nsecs elapsed_time: 414.453474767 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: 2 18 54 64: 0 0 54 128: 1 9 63 256: 4 36 100 - open/close 749 (time 1786425119.44 total 10.01 last 74.85) - open/close 1425 (time 1786425129.45 total 20.01 last 67.55) - open/close 2123 (time 1786425139.46 total 30.02 last 69.75) - open/close 2821 (time 1786425149.46 total 40.03 last 69.77) - open/close 3575 (time 1786425159.47 total 50.04 last 75.31) - open/close 4305 (time 1786425169.49 total 60.06 last 72.86) - open/close 5045 (time 1786425179.50 total 70.06 last 73.94) - open/close 5734 (time 1786425189.50 total 80.07 last 68.87) - open/close 6428 (time 1786425199.52 total 90.08 last 69.31) - open/close 7146 (time 1786425209.52 total 100.09 last 71.75) - open/close 7860 (time 1786425219.54 total 110.10 last 71.30) - open/close 8549 (time 1786425229.55 total 120.11 last 68.82) - open/close 9294 (time 1786425239.55 total 130.12 last 74.47) total: 10000 open/close in 140.10 seconds: 71.38 ops/second llite.lustre-ffff986189e52000.statahead_batch_max=0 llite.lustre-ffff986189e52000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff986189e52000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m28.367s user 0m0.315s sys 0m16.655s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff986189e52000.statahead_batch_max=256 llite.lustre-ffff986189e52000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff986189e52000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff986189e52000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m9.594s user 0m0.295s sys 0m15.520s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff986189e52000.batch_stats= snapshot_time: 1786425427.700565880 secs.nsecs start_time: 1786425345.815079734 secs.nsecs elapsed_time: 81.885486146 secs.nsecs subreqs per batch batches %% cum %% 1: 241 51 51 2: 73 15 66 4: 52 11 77 8: 26 5 83 16: 29 6 89 32: 14 2 92 64: 2 0 92 128: 2 0 93 256: 33 6 100 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-ffff986189e52000.statahead_batch_max=64 llite.lustre-ffff986189e52000.statahead_max=128