== sanity test 123ad: Verify batching statahead works correctly ========================================================== 20:01:43 (1788566503) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8ac786197800.batch_stats=0 llite.lustre-ffff8ac786197800.statahead_max=32 llite.lustre-ffff8ac786197800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8ac786197800.batch_stats=0 total: 100 open/close in 2.62 seconds: 38.13 ops/second llite.lustre-ffff8ac786197800.statahead_max=0 101 real 0m2.131s user 0m0.005s sys 0m0.320s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff8ac786197800.statahead_max=32 llite.lustre-ffff8ac786197800.statahead_max=32 101 real 0m0.897s user 0m0.004s sys 0m0.161s 'ls -l' 100 files with statahead: 0 sec statahead total: 134 statahead wrong: 2 agl total: 128 list_total: 30 fname_total: 103 hit_total: 3887 miss_total: 1495 swrong=2 ewrong=2 - open/close 608 (time 1788566533.46 total 10.00 last 60.79) total: 900 open/close in 13.77 seconds: 65.34 ops/second llite.lustre-ffff8ac786197800.statahead_max=0 1001 real 0m26.776s user 0m0.045s sys 0m2.870s 'ls -l' 1000 files without statahead: 27 sec llite.lustre-ffff8ac786197800.statahead_max=32 llite.lustre-ffff8ac786197800.statahead_max=32 1001 real 0m12.574s user 0m0.023s sys 0m1.388s 'ls -l' 1000 files with statahead: 13 sec statahead total: 135 statahead wrong: 2 agl total: 129 list_total: 31 fname_total: 103 hit_total: 4883 miss_total: 1499 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 23 seconds llite.lustre-ffff8ac786197800.statahead_stats= statahead total: 135 statahead wrong: 2 agl total: 129 list_total: 31 fname_total: 103 hit_total: 4883 miss_total: 1499 mdc.lustre-MDT0000-mdc-ffff8ac786197800.batch_stats= snapshot_time: 1788566614.178885905 secs.nsecs start_time: 1788566509.303393857 secs.nsecs elapsed_time: 104.875492048 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 1 2 2 4: 0 0 2 8: 3 7 10 16: 2 5 15 32: 34 85 100 - open/close 746 (time 1788566626.47 total 10.02 last 74.45) - open/close 1507 (time 1788566636.48 total 20.03 last 76.05) - open/close 2321 (time 1788566646.48 total 30.03 last 81.39) - open/close 3082 (time 1788566656.49 total 40.04 last 76.05) - open/close 3668 (time 1788566666.49 total 50.04 last 58.57) - open/close 4270 (time 1788566676.50 total 60.04 last 60.17) - open/close 4780 (time 1788566686.51 total 70.06 last 50.93) - open/close 5264 (time 1788566696.52 total 80.07 last 48.35) - open/close 5804 (time 1788566706.52 total 90.07 last 53.99) - open/close 6392 (time 1788566716.54 total 100.09 last 58.69) - open/close 7122 (time 1788566726.54 total 110.09 last 72.99) - open/close 7764 (time 1788566736.55 total 120.10 last 64.16) - open/close 8427 (time 1788566746.55 total 130.10 last 66.30) - open/close 9183 (time 1788566756.56 total 140.11 last 75.53) - open/close 9863 (time 1788566766.57 total 150.12 last 67.93) total: 10000 open/close in 151.93 seconds: 65.82 ops/second llite.lustre-ffff8ac786197800.statahead_batch_max=0 llite.lustre-ffff8ac786197800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8ac786197800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m5.564s user 0m0.320s sys 0m14.403s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8ac786197800.statahead_batch_max=32 llite.lustre-ffff8ac786197800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8ac786197800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8ac786197800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m51.674s user 0m0.297s sys 0m13.422s batched statahead RPC= hit count=9977 mdc.lustre-MDT0000-mdc-ffff8ac786197800.batch_stats= snapshot_time: 1788566968.310575664 secs.nsecs start_time: 1788566842.382340678 secs.nsecs elapsed_time: 125.928234986 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-ffff8ac786197800.batch_stats=0 llite.lustre-ffff8ac786197800.statahead_max=2048 llite.lustre-ffff8ac786197800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff8ac786197800.batch_stats=0 total: 100 open/close in 2.34 seconds: 42.66 ops/second llite.lustre-ffff8ac786197800.statahead_max=0 101 real 0m2.256s user 0m0.004s sys 0m0.309s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff8ac786197800.statahead_max=2048 llite.lustre-ffff8ac786197800.statahead_max=2048 101 real 0m0.872s user 0m0.003s sys 0m0.142s '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: 10076 miss_total: 24 swrong=0 ewrong=0 - open/close 659 (time 1788567293.89 total 10.01 last 65.84) total: 900 open/close in 13.85 seconds: 64.97 ops/second llite.lustre-ffff8ac786197800.statahead_max=0 1001 real 0m23.027s user 0m0.038s sys 0m2.834s 'ls -l' 1000 files without statahead: 23 sec llite.lustre-ffff8ac786197800.statahead_max=2048 llite.lustre-ffff8ac786197800.statahead_max=2048 1001 real 0m6.825s user 0m0.024s sys 0m1.265s '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: 11075 miss_total: 25 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 19 seconds llite.lustre-ffff8ac786197800.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11075 miss_total: 25 mdc.lustre-MDT0000-mdc-ffff8ac786197800.batch_stats= snapshot_time: 1788567359.500818080 secs.nsecs start_time: 1788566970.948833755 secs.nsecs elapsed_time: 388.551984325 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 465 (time 1788567372.15 total 10.02 last 46.43) - open/close 1072 (time 1788567382.16 total 20.02 last 60.65) - open/close 1774 (time 1788567392.17 total 30.04 last 70.09) - open/close 2497 (time 1788567402.17 total 40.04 last 72.27) - open/close 3113 (time 1788567412.18 total 50.05 last 61.57) - open/close 3760 (time 1788567422.19 total 60.06 last 64.63) - open/close 4459 (time 1788567432.20 total 70.07 last 69.81) - open/close 5177 (time 1788567442.21 total 80.08 last 71.74) - open/close 5855 (time 1788567452.21 total 90.08 last 67.80) - open/close 6444 (time 1788567462.22 total 100.09 last 58.85) - open/close 7020 (time 1788567472.23 total 110.10 last 57.54) - open/close 7604 (time 1788567482.24 total 120.11 last 58.34) - open/close 8135 (time 1788567492.26 total 130.12 last 53.01) - open/close 8690 (time 1788567502.26 total 140.13 last 55.45) - open/close 9308 (time 1788567512.29 total 150.16 last 61.63) - open/close 9892 (time 1788567522.31 total 160.18 last 58.29) total: 10000 open/close in 161.86 seconds: 61.78 ops/second llite.lustre-ffff8ac786197800.statahead_batch_max=0 llite.lustre-ffff8ac786197800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8ac786197800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m18.194s user 0m0.354s sys 0m15.379s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8ac786197800.statahead_batch_max=256 llite.lustre-ffff8ac786197800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8ac786197800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8ac786197800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m56.743s user 0m0.326s sys 0m14.913s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8ac786197800.batch_stats= snapshot_time: 1788567677.884657297 secs.nsecs start_time: 1788567610.798751436 secs.nsecs elapsed_time: 67.085905861 secs.nsecs subreqs per batch batches %% cum %% 1: 173 44 44 2: 75 19 64 4: 43 11 75 8: 25 6 81 16: 6 1 83 32: 26 6 90 64: 3 0 90 128: 2 0 91 256: 33 8 100 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-ffff8ac786197800.statahead_batch_max=64 llite.lustre-ffff8ac786197800.statahead_max=128