== sanity test 123ad: Verify batching statahead works correctly ========================================================== 19:58:19 (1787875099) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff9675582b4000.batch_stats=0 llite.lustre-ffff9675582b4000.statahead_max=32 llite.lustre-ffff9675582b4000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff9675582b4000.batch_stats=0 total: 100 open/close in 3.80 seconds: 26.34 ops/second llite.lustre-ffff9675582b4000.statahead_max=0 101 real 0m2.653s user 0m0.006s sys 0m0.308s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff9675582b4000.statahead_max=32 llite.lustre-ffff9675582b4000.statahead_max=32 101 real 0m1.398s user 0m0.006s sys 0m0.166s 'ls -l' 100 files with statahead: 1 sec statahead total: 132 statahead wrong: 2 agl total: 126 list_total: 30 fname_total: 101 hit_total: 3587 miss_total: 1705 swrong=2 ewrong=2 - open/close 564 (time 1787875130.82 total 10.03 last 56.21) total: 900 open/close in 16.13 seconds: 55.79 ops/second llite.lustre-ffff9675582b4000.statahead_max=0 1001 real 0m24.138s user 0m0.035s sys 0m2.825s 'ls -l' 1000 files without statahead: 24 sec llite.lustre-ffff9675582b4000.statahead_max=32 llite.lustre-ffff9675582b4000.statahead_max=32 1001 real 0m11.452s user 0m0.036s sys 0m1.440s 'ls -l' 1000 files with statahead: 12 sec statahead total: 133 statahead wrong: 2 agl total: 127 list_total: 31 fname_total: 101 hit_total: 4585 miss_total: 1707 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 26 seconds llite.lustre-ffff9675582b4000.statahead_stats= statahead total: 133 statahead wrong: 2 agl total: 127 list_total: 31 fname_total: 101 hit_total: 4585 miss_total: 1707 mdc.lustre-MDT0000-mdc-ffff9675582b4000.batch_stats= snapshot_time: 1787875213.692083138 secs.nsecs start_time: 1787875105.585072158 secs.nsecs elapsed_time: 108.107010980 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 1 2 5 4: 0 0 5 8: 2 5 10 16: 2 5 15 32: 34 85 100 - open/close 473 (time 1787875227.28 total 10.01 last 47.23) - open/close 994 (time 1787875237.33 total 20.06 last 51.84) - open/close 1521 (time 1787875247.34 total 30.07 last 52.65) - open/close 1980 (time 1787875257.35 total 40.08 last 45.88) - open/close 2473 (time 1787875267.37 total 50.10 last 49.21) - open/close 2893 (time 1787875277.41 total 60.14 last 41.83) - open/close 3314 (time 1787875287.41 total 70.14 last 42.08) - open/close 3799 (time 1787875297.47 total 80.19 last 48.24) - open/close 4135 (time 1787875307.47 total 90.20 last 33.58) - open/close 4471 (time 1787875317.48 total 100.21 last 33.58) - open/close 4968 (time 1787875327.48 total 110.21 last 49.69) - open/close 5488 (time 1787875337.48 total 120.21 last 51.98) - open/close 6098 (time 1787875347.50 total 130.23 last 60.93) - open/close 6707 (time 1787875357.50 total 140.23 last 60.88) - open/close 7315 (time 1787875367.50 total 150.23 last 60.78) - open/close 7884 (time 1787875377.52 total 160.25 last 56.83) - open/close 8593 (time 1787875387.54 total 170.27 last 70.75) - open/close 9304 (time 1787875397.54 total 180.27 last 71.06) - open/close 9865 (time 1787875407.56 total 190.29 last 56.02) total: 10000 open/close in 192.28 seconds: 52.01 ops/second llite.lustre-ffff9675582b4000.statahead_batch_max=0 llite.lustre-ffff9675582b4000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9675582b4000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m57.286s user 0m0.324s sys 0m14.279s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9675582b4000.statahead_batch_max=32 llite.lustre-ffff9675582b4000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9675582b4000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9675582b4000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m37.938s user 0m0.314s sys 0m13.348s batched statahead RPC= hit count=9972 mdc.lustre-MDT0000-mdc-ffff9675582b4000.batch_stats= snapshot_time: 1787875581.189292853 secs.nsecs start_time: 1787875474.889114216 secs.nsecs elapsed_time: 106.300178637 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 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff9675582b4000.batch_stats=0 llite.lustre-ffff9675582b4000.statahead_max=2048 llite.lustre-ffff9675582b4000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff9675582b4000.batch_stats=0 total: 100 open/close in 1.93 seconds: 51.77 ops/second llite.lustre-ffff9675582b4000.statahead_max=0 101 real 0m1.789s user 0m0.004s sys 0m0.291s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff9675582b4000.statahead_max=2048 llite.lustre-ffff9675582b4000.statahead_max=2048 101 real 0m0.583s user 0m0.004s sys 0m0.131s '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: 10071 miss_total: 29 swrong=0 ewrong=0 - open/close 806 (time 1787875876.01 total 10.02 last 80.47) total: 900 open/close in 11.19 seconds: 80.42 ops/second llite.lustre-ffff9675582b4000.statahead_max=0 1001 real 0m19.466s user 0m0.029s sys 0m2.811s 'ls -l' 1000 files without statahead: 20 sec llite.lustre-ffff9675582b4000.statahead_max=2048 llite.lustre-ffff9675582b4000.statahead_max=2048 1001 real 0m5.027s user 0m0.017s sys 0m1.279s 'ls -l' 1000 files with statahead: 5 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11070 miss_total: 30 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 26 seconds llite.lustre-ffff9675582b4000.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11070 miss_total: 30 mdc.lustre-MDT0000-mdc-ffff9675582b4000.batch_stats= snapshot_time: 1787875938.548094876 secs.nsecs start_time: 1787875583.823412108 secs.nsecs elapsed_time: 354.724682768 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 802 (time 1787875951.03 total 10.00 last 80.19) - open/close 1490 (time 1787875961.03 total 20.00 last 68.78) - open/close 2080 (time 1787875971.08 total 30.05 last 58.73) - open/close 2599 (time 1787875981.11 total 40.08 last 51.75) - open/close 3064 (time 1787875991.13 total 50.10 last 46.39) - open/close 3764 (time 1787876001.13 total 60.11 last 69.97) - open/close 4506 (time 1787876011.14 total 70.11 last 74.14) - open/close 5067 (time 1787876021.15 total 80.12 last 56.07) - open/close 5576 (time 1787876031.15 total 90.13 last 50.86) - open/close 6088 (time 1787876041.18 total 100.15 last 51.07) - open/close 6642 (time 1787876051.18 total 110.16 last 55.38) - open/close 7337 (time 1787876061.19 total 120.16 last 69.47) - open/close 8137 (time 1787876071.19 total 130.17 last 79.97) - open/close 8933 (time 1787876081.19 total 140.17 last 79.59) - open/close 9527 (time 1787876091.20 total 150.17 last 59.38) total: 10000 open/close in 159.48 seconds: 62.70 ops/second llite.lustre-ffff9675582b4000.statahead_batch_max=0 llite.lustre-ffff9675582b4000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9675582b4000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m59.058s user 0m0.315s sys 0m13.896s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9675582b4000.statahead_batch_max=256 llite.lustre-ffff9675582b4000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9675582b4000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9675582b4000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m44.329s user 0m0.301s sys 0m13.397s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff9675582b4000.batch_stats= snapshot_time: 1787876226.842775328 secs.nsecs start_time: 1787876169.335716391 secs.nsecs elapsed_time: 57.507058937 secs.nsecs subreqs per batch batches %% cum %% 1: 86 43 43 2: 29 14 57 4: 12 6 63 8: 5 2 66 16: 14 7 73 32: 10 5 78 64: 8 4 82 128: 1 0 82 256: 35 17 100 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-ffff9675582b4000.statahead_batch_max=64 llite.lustre-ffff9675582b4000.statahead_max=128