== sanity test 123ad: Verify batching statahead works correctly ========================================================== 07:27:34 (1787398054) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff93180c75a800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff93180c75a800.batch_stats=0 llite.lustre-ffff93180c75a800.statahead_max=32 llite.lustre-ffff93180c75a800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff93180c75a800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff93180c75a800.batch_stats=0 striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d123ad.sanity total: 100 open/close in 2.49 seconds: 40.16 ops/second llite.lustre-ffff93180c75a800.statahead_max=0 101 real 0m2.459s user 0m0.006s sys 0m0.351s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff93180c75a800.statahead_max=32 llite.lustre-ffff93180c75a800.statahead_max=32 101 real 0m1.007s user 0m0.004s sys 0m0.184s 'ls -l' 100 files with statahead: 1 sec statahead total: 132 statahead wrong: 2 agl total: 126 list_total: 31 fname_total: 86 hit_total: 3937 miss_total: 1465 swrong=2 ewrong=2 - open/close 722 (time 1787398082.23 total 10.01 last 72.15) total: 900 open/close in 12.58 seconds: 71.54 ops/second llite.lustre-ffff93180c75a800.statahead_max=0 1001 real 0m25.675s user 0m0.037s sys 0m3.306s 'ls -l' 1000 files without statahead: 26 sec llite.lustre-ffff93180c75a800.statahead_max=32 llite.lustre-ffff93180c75a800.statahead_max=32 1001 real 0m9.007s user 0m0.028s sys 0m1.617s 'ls -l' 1000 files with statahead: 9 sec statahead total: 133 statahead wrong: 2 agl total: 127 list_total: 32 fname_total: 86 hit_total: 4935 miss_total: 1467 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 22 seconds llite.lustre-ffff93180c75a800.statahead_stats= statahead total: 133 statahead wrong: 2 agl total: 127 list_total: 32 fname_total: 86 hit_total: 4935 miss_total: 1467 mdc.lustre-MDT0000-mdc-ffff93180c75a800.batch_stats= snapshot_time: 1787398155.785158667 secs.nsecs start_time: 1787398059.751003230 secs.nsecs elapsed_time: 96.034155437 secs.nsecs subreqs per batch batches %% cum %% 1: 2 5 5 2: 0 0 5 4: 1 2 7 8: 3 7 15 16: 23 57 72 32: 11 27 100 mdc.lustre-MDT0001-mdc-ffff93180c75a800.batch_stats= snapshot_time: 1787398155.785302714 secs.nsecs start_time: 1787398059.751133677 secs.nsecs elapsed_time: 96.034169037 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 1 2 5 4: 1 2 7 8: 3 7 15 16: 16 42 57 32: 16 42 100 - open/close 758 (time 1787398168.37 total 10.00 last 75.79) - open/close 1550 (time 1787398178.37 total 20.01 last 79.15) - open/close 2343 (time 1787398188.39 total 30.02 last 79.17) - open/close 3097 (time 1787398198.40 total 40.03 last 75.35) - open/close 3905 (time 1787398208.40 total 50.04 last 80.76) - open/close 4710 (time 1787398218.41 total 60.04 last 80.44) - open/close 5422 (time 1787398228.41 total 70.05 last 71.18) - open/close 6226 (time 1787398238.41 total 80.05 last 80.39) - open/close 7031 (time 1787398248.42 total 90.05 last 80.47) - open/close 7788 (time 1787398258.42 total 100.05 last 75.69) - open/close 8552 (time 1787398268.42 total 110.05 last 76.40) - open/close 9267 (time 1787398278.42 total 120.06 last 71.46) total: 10000 open/close in 129.66 seconds: 77.12 ops/second llite.lustre-ffff93180c75a800.statahead_batch_max=0 llite.lustre-ffff93180c75a800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff93180c75a800.stats=clear mdc.lustre-MDT0001-mdc-ffff93180c75a800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m1.764s user 0m0.323s sys 0m19.183s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff93180c75a800.statahead_batch_max=32 llite.lustre-ffff93180c75a800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff93180c75a800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff93180c75a800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff93180c75a800.stats=clear mdc.lustre-MDT0001-mdc-ffff93180c75a800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m56.019s user 0m0.338s sys 0m16.499s batched statahead RPC= hit count=9984 mdc.lustre-MDT0000-mdc-ffff93180c75a800.batch_stats= snapshot_time: 1787398488.331493881 secs.nsecs start_time: 1787398360.691044800 secs.nsecs elapsed_time: 127.640449081 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-ffff93180c75a800.batch_stats= snapshot_time: 1787398488.331726761 secs.nsecs start_time: 1787398360.691168770 secs.nsecs elapsed_time: 127.640557991 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff93180c75a800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff93180c75a800.batch_stats=0 llite.lustre-ffff93180c75a800.statahead_max=2048 llite.lustre-ffff93180c75a800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff93180c75a800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff93180c75a800.batch_stats=0 striped dir -i1 -c2 -H crush /mnt/lustre/d123ad.sanity total: 100 open/close in 3.30 seconds: 30.35 ops/second llite.lustre-ffff93180c75a800.statahead_max=0 101 real 0m2.969s user 0m0.010s sys 0m0.378s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff93180c75a800.statahead_max=2048 llite.lustre-ffff93180c75a800.statahead_max=2048 101 real 0m0.915s user 0m0.007s sys 0m0.184s '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 750 (time 1787398811.86 total 10.01 last 74.95) total: 900 open/close in 12.25 seconds: 73.46 ops/second llite.lustre-ffff93180c75a800.statahead_max=0 1001 real 0m21.294s user 0m0.043s sys 0m3.319s 'ls -l' 1000 files without statahead: 22 sec llite.lustre-ffff93180c75a800.statahead_max=2048 llite.lustre-ffff93180c75a800.statahead_max=2048 1001 real 0m6.732s user 0m0.025s sys 0m1.610s '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: 17 seconds llite.lustre-ffff93180c75a800.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-ffff93180c75a800.batch_stats= snapshot_time: 1787398870.693944562 secs.nsecs start_time: 1787398490.428463597 secs.nsecs elapsed_time: 380.265480965 secs.nsecs subreqs per batch batches %% cum %% 1: 1 14 14 2: 0 0 14 4: 3 42 57 8: 0 0 57 16: 1 14 71 32: 0 0 71 64: 0 0 71 128: 0 0 71 256: 2 28 100 mdc.lustre-MDT0001-mdc-ffff93180c75a800.batch_stats= snapshot_time: 1787398870.694017713 secs.nsecs start_time: 1787398490.428627676 secs.nsecs elapsed_time: 380.265390037 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 5 50 50 16: 0 0 50 32: 2 20 70 64: 1 10 80 128: 0 0 80 256: 2 20 100 - open/close 783 (time 1787398882.93 total 10.00 last 78.28) - open/close 1596 (time 1787398892.93 total 20.00 last 81.28) - open/close 2438 (time 1787398902.93 total 30.01 last 84.17) - open/close 3298 (time 1787398912.93 total 40.01 last 85.98) - open/close 4061 (time 1787398922.94 total 50.01 last 76.28) - open/close 4887 (time 1787398932.94 total 60.02 last 82.55) - open/close 5695 (time 1787398942.95 total 70.03 last 80.74) - open/close 6460 (time 1787398952.96 total 80.04 last 76.43) - open/close 7269 (time 1787398962.98 total 90.06 last 80.71) - open/close 8028 (time 1787398972.98 total 100.06 last 75.89) - open/close 8669 (time 1787398982.99 total 110.07 last 64.05) - open/close 9459 (time 1787398993.01 total 120.09 last 78.85) total: 10000 open/close in 127.66 seconds: 78.33 ops/second llite.lustre-ffff93180c75a800.statahead_batch_max=0 llite.lustre-ffff93180c75a800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff93180c75a800.stats=clear mdc.lustre-MDT0001-mdc-ffff93180c75a800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m10.472s user 0m0.350s sys 0m18.653s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff93180c75a800.statahead_batch_max=256 llite.lustre-ffff93180c75a800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff93180c75a800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff93180c75a800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff93180c75a800.stats=clear mdc.lustre-MDT0001-mdc-ffff93180c75a800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m1.207s user 0m0.292s sys 0m17.617s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff93180c75a800.batch_stats= snapshot_time: 1787399155.769882013 secs.nsecs start_time: 1787399080.688609625 secs.nsecs elapsed_time: 75.081272388 secs.nsecs subreqs per batch batches %% cum %% 1: 201 50 50 2: 62 15 65 4: 43 10 76 8: 22 5 81 16: 22 5 87 32: 16 3 91 64: 2 0 91 128: 0 0 91 256: 34 8 100 mdc.lustre-MDT0001-mdc-ffff93180c75a800.batch_stats= snapshot_time: 1787399155.770023463 secs.nsecs start_time: 1787399080.688695807 secs.nsecs elapsed_time: 75.081327656 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-ffff93180c75a800.statahead_batch_max=64 llite.lustre-ffff93180c75a800.statahead_max=128