== sanity test 123ad: Verify batching statahead works correctly ========================================================== 12:15:51 (1785082551) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff92260a7b4800.batch_stats=0 llite.lustre-ffff92260a7b4800.statahead_max=32 llite.lustre-ffff92260a7b4800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff92260a7b4800.batch_stats=0 total: 100 open/close in 2.76 seconds: 36.19 ops/second llite.lustre-ffff92260a7b4800.statahead_max=0 101 real 0m2.619s user 0m0.005s sys 0m0.381s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff92260a7b4800.statahead_max=32 llite.lustre-ffff92260a7b4800.statahead_max=32 101 real 0m1.262s user 0m0.003s sys 0m0.210s 'ls -l' 100 files with statahead: 1 sec statahead total: 99 statahead wrong: 2 agl total: 93 list_total: 31 fname_total: 50 hit_total: 4528 miss_total: 1278 swrong=2 ewrong=2 - open/close 685 (time 1785082579.44 total 10.01 last 68.46) total: 900 open/close in 13.16 seconds: 68.38 ops/second llite.lustre-ffff92260a7b4800.statahead_max=0 1001 real 0m23.029s user 0m0.041s sys 0m3.612s 'ls -l' 1000 files without statahead: 23 sec llite.lustre-ffff92260a7b4800.statahead_max=32 llite.lustre-ffff92260a7b4800.statahead_max=32 1001 real 0m11.089s user 0m0.033s sys 0m1.608s 'ls -l' 1000 files with statahead: 11 sec statahead total: 100 statahead wrong: 2 agl total: 94 list_total: 32 fname_total: 50 hit_total: 5526 miss_total: 1280 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 24 seconds llite.lustre-ffff92260a7b4800.statahead_stats= statahead total: 100 statahead wrong: 2 agl total: 94 list_total: 32 fname_total: 50 hit_total: 5526 miss_total: 1280 mdc.lustre-MDT0000-mdc-ffff92260a7b4800.batch_stats= snapshot_time: 1785082653.211254604 secs.nsecs start_time: 1785082556.034581996 secs.nsecs elapsed_time: 97.176672608 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 0 0 2 4: 0 0 2 8: 3 7 10 16: 1 2 12 32: 34 87 100 - open/close 694 (time 1785082665.67 total 10.00 last 69.38) - open/close 1413 (time 1785082675.71 total 20.04 last 71.61) - open/close 2139 (time 1785082685.73 total 30.06 last 72.45) - open/close 2841 (time 1785082695.74 total 40.07 last 70.13) - open/close 3449 (time 1785082705.75 total 50.08 last 60.77) - open/close 4075 (time 1785082715.76 total 60.09 last 62.54) - open/close 4651 (time 1785082725.78 total 70.11 last 57.49) - open/close 5235 (time 1785082735.79 total 80.13 last 58.29) - open/close 5843 (time 1785082745.80 total 90.13 last 60.78) - open/close 6537 (time 1785082755.81 total 100.14 last 69.35) - open/close 7232 (time 1785082765.82 total 110.15 last 69.42) - open/close 7971 (time 1785082775.83 total 120.16 last 73.84) - open/close 8642 (time 1785082785.84 total 130.17 last 66.99) - open/close 9370 (time 1785082795.85 total 140.18 last 72.76) total: 10000 open/close in 149.84 seconds: 66.74 ops/second llite.lustre-ffff92260a7b4800.statahead_batch_max=0 llite.lustre-ffff92260a7b4800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff92260a7b4800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m9.585s user 0m0.344s sys 0m18.024s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff92260a7b4800.statahead_batch_max=32 llite.lustre-ffff92260a7b4800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff92260a7b4800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff92260a7b4800.stats=clear ls -l files in d123ad.sanity: 10001 real 2m2.616s user 0m0.340s sys 0m16.124s batched statahead RPC= hit count=9984 mdc.lustre-MDT0000-mdc-ffff92260a7b4800.batch_stats= snapshot_time: 1785083024.947746161 secs.nsecs start_time: 1785082886.871764630 secs.nsecs elapsed_time: 138.075981531 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-ffff92260a7b4800.batch_stats=0 llite.lustre-ffff92260a7b4800.statahead_max=2048 llite.lustre-ffff92260a7b4800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff92260a7b4800.batch_stats=0 total: 100 open/close in 3.18 seconds: 31.47 ops/second llite.lustre-ffff92260a7b4800.statahead_max=0 101 real 0m2.376s user 0m0.007s sys 0m0.361s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff92260a7b4800.statahead_max=2048 llite.lustre-ffff92260a7b4800.statahead_max=2048 101 real 0m0.864s user 0m0.005s sys 0m0.231s '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: 10083 miss_total: 17 swrong=0 ewrong=0 - open/close 689 (time 1785083357.98 total 10.00 last 68.89) total: 900 open/close in 13.67 seconds: 65.83 ops/second llite.lustre-ffff92260a7b4800.statahead_max=0 1001 real 0m25.607s user 0m0.033s sys 0m3.411s 'ls -l' 1000 files without statahead: 25 sec llite.lustre-ffff92260a7b4800.statahead_max=2048 llite.lustre-ffff92260a7b4800.statahead_max=2048 1001 real 0m7.007s user 0m0.027s sys 0m1.512s '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: 11082 miss_total: 18 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 20 seconds llite.lustre-ffff92260a7b4800.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11082 miss_total: 18 mdc.lustre-MDT0000-mdc-ffff92260a7b4800.batch_stats= snapshot_time: 1785083427.797527237 secs.nsecs start_time: 1785083027.531618003 secs.nsecs elapsed_time: 400.265909234 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: 0 0 40 64: 0 0 40 128: 3 30 70 256: 3 30 100 - open/close 669 (time 1785083440.23 total 10.00 last 66.89) - open/close 1212 (time 1785083450.24 total 20.01 last 54.26) - open/close 1764 (time 1785083460.26 total 30.03 last 55.09) - open/close 2344 (time 1785083470.27 total 40.04 last 57.95) - open/close 3021 (time 1785083480.29 total 50.06 last 67.58) - open/close 3736 (time 1785083490.29 total 60.06 last 71.50) - open/close 4430 (time 1785083500.30 total 70.07 last 69.29) - open/close 5126 (time 1785083510.31 total 80.07 last 69.58) - open/close 5833 (time 1785083520.31 total 90.08 last 70.65) - open/close 6478 (time 1785083530.32 total 100.09 last 64.44) - open/close 7177 (time 1785083540.32 total 110.09 last 69.88) - open/close 7890 (time 1785083550.33 total 120.10 last 71.24) - open/close 8589 (time 1785083560.33 total 130.10 last 69.88) - open/close 9294 (time 1785083570.34 total 140.11 last 70.48) - open/close 9965 (time 1785083580.34 total 150.11 last 67.08) total: 10000 open/close in 150.60 seconds: 66.40 ops/second llite.lustre-ffff92260a7b4800.statahead_batch_max=0 llite.lustre-ffff92260a7b4800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff92260a7b4800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m9.760s user 0m0.392s sys 0m19.184s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff92260a7b4800.statahead_batch_max=256 llite.lustre-ffff92260a7b4800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff92260a7b4800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff92260a7b4800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m56.052s user 0m0.243s sys 0m17.922s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff92260a7b4800.batch_stats= snapshot_time: 1785083730.982735261 secs.nsecs start_time: 1785083661.167862189 secs.nsecs elapsed_time: 69.814873072 secs.nsecs subreqs per batch batches %% cum %% 1: 263 53 53 2: 79 15 69 4: 68 13 82 8: 19 3 86 16: 15 3 89 32: 12 2 92 64: 5 1 93 128: 1 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-ffff92260a7b4800.statahead_batch_max=64 llite.lustre-ffff92260a7b4800.statahead_max=128