== sanity test 123ad: Verify batching statahead works correctly ========================================================== 15:18:29 (1788203909) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff98014548b000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff98014548b000.batch_stats=0 llite.lustre-ffff98014548b000.statahead_max=32 llite.lustre-ffff98014548b000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff98014548b000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff98014548b000.batch_stats=0 striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d123ad.sanity total: 100 open/close in 2.34 seconds: 42.67 ops/second llite.lustre-ffff98014548b000.statahead_max=0 101 real 0m2.121s user 0m0.004s sys 0m0.295s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff98014548b000.statahead_max=32 llite.lustre-ffff98014548b000.statahead_max=32 101 real 0m0.956s user 0m0.005s sys 0m0.170s 'ls -l' 100 files with statahead: 1 sec statahead total: 120 statahead wrong: 2 agl total: 114 list_total: 30 fname_total: 75 hit_total: 4344 miss_total: 767 swrong=2 ewrong=2 - open/close 884 (time 1788203934.39 total 10.00 last 88.37) total: 900 open/close in 10.16 seconds: 88.55 ops/second llite.lustre-ffff98014548b000.statahead_max=0 1001 real 0m19.435s user 0m0.031s sys 0m2.687s 'ls -l' 1000 files without statahead: 20 sec llite.lustre-ffff98014548b000.statahead_max=32 llite.lustre-ffff98014548b000.statahead_max=32 1001 real 0m7.863s user 0m0.026s sys 0m1.423s 'ls -l' 1000 files with statahead: 7 sec statahead total: 121 statahead wrong: 2 agl total: 115 list_total: 31 fname_total: 75 hit_total: 5341 miss_total: 770 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 17 seconds llite.lustre-ffff98014548b000.statahead_stats= statahead total: 121 statahead wrong: 2 agl total: 115 list_total: 31 fname_total: 75 hit_total: 5341 miss_total: 770 mdc.lustre-MDT0000-mdc-ffff98014548b000.batch_stats= snapshot_time: 1788203988.218952465 secs.nsecs start_time: 1788203913.127131034 secs.nsecs elapsed_time: 75.091821431 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 0 0 2 4: 1 2 5 8: 4 10 15 16: 21 52 67 32: 13 32 100 mdc.lustre-MDT0001-mdc-ffff98014548b000.batch_stats= snapshot_time: 1788203988.219014533 secs.nsecs start_time: 1788203913.127284504 secs.nsecs elapsed_time: 75.091730029 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 3 7 7 4: 1 2 10 8: 3 7 17 16: 18 46 64 32: 14 35 100 - open/close 984 (time 1788204000.80 total 10.00 last 98.38) - open/close 1901 (time 1788204010.80 total 20.00 last 91.68) - open/close 2746 (time 1788204020.80 total 30.01 last 84.49) - open/close 3565 (time 1788204030.80 total 40.01 last 81.89) - open/close 4429 (time 1788204040.80 total 50.01 last 86.39) - open/close 5331 (time 1788204050.82 total 60.02 last 90.08) - open/close 6358 (time 1788204060.82 total 70.02 last 102.70) - open/close 7186 (time 1788204070.82 total 80.03 last 82.76) - open/close 8112 (time 1788204080.83 total 90.03 last 92.52) - open/close 9049 (time 1788204090.84 total 100.04 last 93.62) total: 10000 open/close in 109.93 seconds: 90.97 ops/second llite.lustre-ffff98014548b000.statahead_batch_max=0 llite.lustre-ffff98014548b000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff98014548b000.stats=clear mdc.lustre-MDT0001-mdc-ffff98014548b000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m0.072s user 0m0.291s sys 0m14.604s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff98014548b000.statahead_batch_max=32 llite.lustre-ffff98014548b000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff98014548b000.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff98014548b000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff98014548b000.stats=clear mdc.lustre-MDT0001-mdc-ffff98014548b000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m27.148s user 0m0.275s sys 0m13.704s batched statahead RPC= hit count=9986 mdc.lustre-MDT0000-mdc-ffff98014548b000.batch_stats= snapshot_time: 1788204266.083335812 secs.nsecs start_time: 1788204169.280761593 secs.nsecs elapsed_time: 96.802574219 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 mdc.lustre-MDT0001-mdc-ffff98014548b000.batch_stats= snapshot_time: 1788204266.083561390 secs.nsecs start_time: 1788204169.280849344 secs.nsecs elapsed_time: 96.802712046 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff98014548b000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff98014548b000.batch_stats=0 llite.lustre-ffff98014548b000.statahead_max=2048 llite.lustre-ffff98014548b000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff98014548b000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff98014548b000.batch_stats=0 striped dir -i1 -c2 -H crush /mnt/lustre/d123ad.sanity total: 100 open/close in 2.07 seconds: 48.37 ops/second llite.lustre-ffff98014548b000.statahead_max=0 101 real 0m2.368s user 0m0.001s sys 0m0.305s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff98014548b000.statahead_max=2048 llite.lustre-ffff98014548b000.statahead_max=2048 101 real 0m0.754s user 0m0.004s sys 0m0.197s '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: 10085 miss_total: 15 swrong=0 ewrong=0 total: 900 open/close in 9.71 seconds: 92.71 ops/second llite.lustre-ffff98014548b000.statahead_max=0 1001 real 0m18.582s user 0m0.040s sys 0m2.751s 'ls -l' 1000 files without statahead: 18 sec llite.lustre-ffff98014548b000.statahead_max=2048 llite.lustre-ffff98014548b000.statahead_max=2048 1001 real 0m6.143s user 0m0.026s sys 0m1.301s 'ls -l' 1000 files with statahead: 6 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11084 miss_total: 16 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 22 seconds llite.lustre-ffff98014548b000.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11084 miss_total: 16 mdc.lustre-MDT0000-mdc-ffff98014548b000.batch_stats= snapshot_time: 1788204597.806116396 secs.nsecs start_time: 1788204268.589238277 secs.nsecs elapsed_time: 329.216878119 secs.nsecs subreqs per batch batches %% cum %% 1: 1 12 12 2: 0 0 12 4: 1 12 25 8: 2 25 50 16: 2 25 75 32: 0 0 75 64: 0 0 75 128: 0 0 75 256: 2 25 100 mdc.lustre-MDT0001-mdc-ffff98014548b000.batch_stats= snapshot_time: 1788204597.806177774 secs.nsecs start_time: 1788204268.589390874 secs.nsecs elapsed_time: 329.216786900 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 1 9 9 4: 1 9 18 8: 2 18 36 16: 2 18 54 32: 2 18 72 64: 1 9 81 128: 0 0 81 256: 2 18 100 - open/close 900 (time 1788204610.56 total 10.01 last 89.87) - open/close 1839 (time 1788204620.57 total 20.02 last 93.83) - open/close 2745 (time 1788204630.57 total 30.02 last 90.59) - open/close 3572 (time 1788204640.57 total 40.03 last 82.68) - open/close 4529 (time 1788204650.58 total 50.03 last 95.67) - open/close 5428 (time 1788204660.58 total 60.03 last 89.85) - open/close 6338 (time 1788204670.58 total 70.04 last 90.99) - open/close 7323 (time 1788204680.59 total 80.04 last 98.45) - open/close 8306 (time 1788204690.60 total 90.05 last 98.22) - open/close 9159 (time 1788204700.60 total 100.05 last 85.29) total: 10000 open/close in 108.87 seconds: 91.85 ops/second llite.lustre-ffff98014548b000.statahead_batch_max=0 llite.lustre-ffff98014548b000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff98014548b000.stats=clear mdc.lustre-MDT0001-mdc-ffff98014548b000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m50.324s user 0m0.295s sys 0m15.491s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff98014548b000.statahead_batch_max=256 llite.lustre-ffff98014548b000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff98014548b000.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff98014548b000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff98014548b000.stats=clear mdc.lustre-MDT0001-mdc-ffff98014548b000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m44.717s user 0m0.278s sys 0m14.785s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff98014548b000.batch_stats= snapshot_time: 1788204822.727393492 secs.nsecs start_time: 1788204767.768303709 secs.nsecs elapsed_time: 54.959089783 secs.nsecs subreqs per batch batches %% cum %% 1: 168 53 53 2: 32 10 63 4: 31 9 73 8: 12 3 77 16: 13 4 81 32: 11 3 85 64: 12 3 88 128: 2 0 89 256: 33 10 100 mdc.lustre-MDT0001-mdc-ffff98014548b000.batch_stats= snapshot_time: 1788204822.727490166 secs.nsecs start_time: 1788204767.768506106 secs.nsecs elapsed_time: 54.958984060 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 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-ffff98014548b000.statahead_batch_max=64 llite.lustre-ffff98014548b000.statahead_max=128