== sanity test 123ad: Verify batching statahead works correctly ========================================================== 01:03:13 (1783141393) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8bdd04395000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff8bdd04395000.batch_stats=0 llite.lustre-ffff8bdd04395000.statahead_max=32 llite.lustre-ffff8bdd04395000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8bdd04395000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff8bdd04395000.batch_stats=0 striped dir -i1 -c2 -H all_char /mnt/lustre/d123ad.sanity total: 100 open/close in 2.11 seconds: 47.32 ops/second llite.lustre-ffff8bdd04395000.statahead_max=0 101 real 0m1.691s user 0m0.006s sys 0m0.319s 'ls -l' 100 files without statahead: 1 sec llite.lustre-ffff8bdd04395000.statahead_max=32 llite.lustre-ffff8bdd04395000.statahead_max=32 101 real 0m0.659s user 0m0.003s sys 0m0.183s 'ls -l' 100 files with statahead: 0 sec statahead total: 125 statahead wrong: 2 agl total: 119 list_total: 31 fname_total: 93 hit_total: 3774 miss_total: 1292 swrong=2 ewrong=2 total: 900 open/close in 9.16 seconds: 98.30 ops/second llite.lustre-ffff8bdd04395000.statahead_max=0 1001 real 0m18.323s user 0m0.040s sys 0m3.016s 'ls -l' 1000 files without statahead: 18 sec llite.lustre-ffff8bdd04395000.statahead_max=32 llite.lustre-ffff8bdd04395000.statahead_max=32 1001 real 0m6.775s user 0m0.036s sys 0m1.488s 'ls -l' 1000 files with statahead: 7 sec statahead total: 126 statahead wrong: 2 agl total: 120 list_total: 32 fname_total: 93 hit_total: 4773 miss_total: 1293 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 14 seconds llite.lustre-ffff8bdd04395000.statahead_stats= statahead total: 126 statahead wrong: 2 agl total: 120 list_total: 32 fname_total: 93 hit_total: 4773 miss_total: 1293 mdc.lustre-MDT0000-mdc-ffff8bdd04395000.batch_stats= snapshot_time: 1783141460.520295509 secs.nsecs start_time: 1783141396.873830758 secs.nsecs elapsed_time: 63.646464751 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 2 5 5 4: 3 7 12 8: 1 2 15 16: 21 53 69 32: 12 30 100 mdc.lustre-MDT0001-mdc-ffff8bdd04395000.batch_stats= snapshot_time: 1783141460.520368127 secs.nsecs start_time: 1783141396.873990476 secs.nsecs elapsed_time: 63.646377651 secs.nsecs subreqs per batch batches %% cum %% 1: 3 7 7 2: 0 0 7 4: 0 0 7 8: 5 12 19 16: 22 53 73 32: 11 26 100 - open/close 607 (time 1783141473.43 total 10.00 last 60.67) - open/close 1086 (time 1783141483.44 total 20.02 last 47.82) - open/close 1575 (time 1783141493.45 total 30.03 last 48.88) - open/close 2031 (time 1783141503.50 total 40.08 last 45.37) - open/close 2573 (time 1783141513.50 total 50.08 last 54.19) - open/close 3272 (time 1783141523.51 total 60.09 last 69.85) - open/close 3826 (time 1783141533.52 total 70.10 last 55.34) - open/close 4428 (time 1783141543.52 total 80.10 last 60.18) - open/close 5139 (time 1783141553.52 total 90.10 last 71.10) - open/close 5767 (time 1783141563.53 total 100.11 last 62.75) - open/close 6468 (time 1783141573.54 total 110.12 last 70.04) - open/close 7164 (time 1783141583.54 total 120.12 last 69.60) - open/close 7822 (time 1783141593.55 total 130.13 last 65.70) - open/close 8536 (time 1783141603.56 total 140.13 last 71.39) - open/close 9273 (time 1783141613.56 total 150.14 last 73.64) - open/close 9972 (time 1783141623.57 total 160.15 last 69.84) total: 10000 open/close in 160.52 seconds: 62.30 ops/second llite.lustre-ffff8bdd04395000.statahead_batch_max=0 llite.lustre-ffff8bdd04395000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8bdd04395000.stats=clear mdc.lustre-MDT0001-mdc-ffff8bdd04395000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m7.691s user 0m0.334s sys 0m16.825s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8bdd04395000.statahead_batch_max=32 llite.lustre-ffff8bdd04395000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8bdd04395000.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff8bdd04395000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8bdd04395000.stats=clear mdc.lustre-MDT0001-mdc-ffff8bdd04395000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m54.148s user 0m0.357s sys 0m15.794s batched statahead RPC= hit count=9981 mdc.lustre-MDT0000-mdc-ffff8bdd04395000.batch_stats= snapshot_time: 1783141829.197676656 secs.nsecs start_time: 1783141701.991488942 secs.nsecs elapsed_time: 127.206187714 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-ffff8bdd04395000.batch_stats= snapshot_time: 1783141829.197756028 secs.nsecs start_time: 1783141701.991582841 secs.nsecs elapsed_time: 127.206173187 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff8bdd04395000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff8bdd04395000.batch_stats=0 llite.lustre-ffff8bdd04395000.statahead_max=2048 llite.lustre-ffff8bdd04395000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff8bdd04395000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff8bdd04395000.batch_stats=0 striped dir -i1 -c2 -H crush2 /mnt/lustre/d123ad.sanity total: 100 open/close in 3.06 seconds: 32.68 ops/second llite.lustre-ffff8bdd04395000.statahead_max=0 101 real 0m2.733s user 0m0.005s sys 0m0.412s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff8bdd04395000.statahead_max=2048 llite.lustre-ffff8bdd04395000.statahead_max=2048 101 real 0m1.272s user 0m0.006s sys 0m0.223s 'ls -l' 100 files with statahead: 2 sec statahead total: 2 statahead wrong: 0 agl total: 2 list_total: 2 fname_total: 0 hit_total: 10080 miss_total: 20 swrong=0 ewrong=0 - open/close 709 (time 1783142157.30 total 10.00 last 70.87) total: 900 open/close in 12.36 seconds: 72.82 ops/second llite.lustre-ffff8bdd04395000.statahead_max=0 1001 real 0m21.366s user 0m0.040s sys 0m3.412s 'ls -l' 1000 files without statahead: 21 sec llite.lustre-ffff8bdd04395000.statahead_max=2048 llite.lustre-ffff8bdd04395000.statahead_max=2048 1001 real 0m6.049s user 0m0.021s sys 0m1.373s '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: 11079 miss_total: 21 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 21 seconds llite.lustre-ffff8bdd04395000.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11079 miss_total: 21 mdc.lustre-MDT0000-mdc-ffff8bdd04395000.batch_stats= snapshot_time: 1783142219.979733813 secs.nsecs start_time: 1783141831.710409787 secs.nsecs elapsed_time: 388.269324026 secs.nsecs subreqs per batch batches %% cum %% 1: 1 14 14 2: 1 14 28 4: 2 28 57 8: 0 0 57 16: 0 0 57 32: 1 14 71 64: 0 0 71 128: 0 0 71 256: 2 28 100 mdc.lustre-MDT0001-mdc-ffff8bdd04395000.batch_stats= snapshot_time: 1783142219.979813216 secs.nsecs start_time: 1783141831.710579359 secs.nsecs elapsed_time: 388.269233857 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 4 40 40 16: 1 10 50 32: 2 20 70 64: 1 10 80 128: 0 0 80 256: 2 20 100 - open/close 766 (time 1783142232.72 total 10.01 last 76.54) - open/close 1523 (time 1783142242.74 total 20.02 last 75.60) - open/close 2286 (time 1783142252.74 total 30.03 last 76.26) - open/close 3086 (time 1783142262.75 total 40.04 last 79.92) - open/close 3867 (time 1783142272.75 total 50.04 last 78.08) - open/close 4668 (time 1783142282.76 total 60.05 last 80.02) - open/close 5532 (time 1783142292.78 total 70.06 last 86.29) - open/close 6324 (time 1783142302.78 total 80.07 last 79.15) - open/close 7182 (time 1783142312.78 total 90.07 last 85.79) - open/close 8042 (time 1783142322.79 total 100.07 last 85.95) - open/close 8862 (time 1783142332.80 total 110.09 last 81.90) - open/close 9706 (time 1783142342.82 total 120.10 last 84.28) total: 10000 open/close in 124.34 seconds: 80.43 ops/second llite.lustre-ffff8bdd04395000.statahead_batch_max=0 llite.lustre-ffff8bdd04395000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8bdd04395000.stats=clear mdc.lustre-MDT0001-mdc-ffff8bdd04395000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m59.345s user 0m0.348s sys 0m16.639s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8bdd04395000.statahead_batch_max=256 llite.lustre-ffff8bdd04395000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8bdd04395000.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff8bdd04395000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8bdd04395000.stats=clear mdc.lustre-MDT0001-mdc-ffff8bdd04395000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m1.382s user 0m0.355s sys 0m17.698s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8bdd04395000.batch_stats= snapshot_time: 1783142491.062934509 secs.nsecs start_time: 1783142415.596486806 secs.nsecs elapsed_time: 75.466447703 secs.nsecs subreqs per batch batches %% cum %% 1: 152 48 48 2: 51 16 64 4: 31 9 74 8: 15 4 79 16: 13 4 83 32: 13 4 87 64: 4 1 88 128: 0 0 88 256: 35 11 100 mdc.lustre-MDT0001-mdc-ffff8bdd04395000.batch_stats= snapshot_time: 1783142491.063008325 secs.nsecs start_time: 1783142415.597982714 secs.nsecs elapsed_time: 75.465025611 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-ffff8bdd04395000.statahead_batch_max=64 llite.lustre-ffff8bdd04395000.statahead_max=128