== sanity test 123ad: Verify batching statahead works correctly ========================================================== 20:38:15 (1788741495) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8dc126930800.batch_stats=0 llite.lustre-ffff8dc126930800.statahead_max=32 llite.lustre-ffff8dc126930800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8dc126930800.batch_stats=0 total: 100 open/close in 3.28 seconds: 30.47 ops/second llite.lustre-ffff8dc126930800.statahead_max=0 101 real 0m2.920s user 0m0.006s sys 0m0.299s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff8dc126930800.statahead_max=32 llite.lustre-ffff8dc126930800.statahead_max=32 101 real 0m1.296s user 0m0.007s sys 0m0.161s 'ls -l' 100 files with statahead: 1 sec statahead total: 130 statahead wrong: 2 agl total: 124 list_total: 30 fname_total: 76 hit_total: 3867 miss_total: 1409 swrong=2 ewrong=2 - open/close 602 (time 1788741528.99 total 10.01 last 60.15) total: 900 open/close in 17.88 seconds: 50.34 ops/second llite.lustre-ffff8dc126930800.statahead_max=0 1001 real 0m34.604s user 0m0.038s sys 0m2.811s 'ls -l' 1000 files without statahead: 35 sec llite.lustre-ffff8dc126930800.statahead_max=32 llite.lustre-ffff8dc126930800.statahead_max=32 1001 real 0m13.112s user 0m0.028s sys 0m1.393s 'ls -l' 1000 files with statahead: 13 sec statahead total: 131 statahead wrong: 2 agl total: 125 list_total: 31 fname_total: 76 hit_total: 4864 miss_total: 1412 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 22 seconds llite.lustre-ffff8dc126930800.statahead_stats= statahead total: 131 statahead wrong: 2 agl total: 125 list_total: 31 fname_total: 76 hit_total: 4864 miss_total: 1412 mdc.lustre-MDT0000-mdc-ffff8dc126930800.batch_stats= snapshot_time: 1788741625.492847912 secs.nsecs start_time: 1788741500.309963650 secs.nsecs elapsed_time: 125.182884262 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 0 0 2 4: 0 0 2 8: 3 7 10 16: 2 5 15 32: 34 85 100 - open/close 747 (time 1788741638.86 total 10.02 last 74.57) - open/close 1435 (time 1788741648.86 total 20.02 last 68.77) - open/close 2057 (time 1788741658.87 total 30.03 last 62.15) - open/close 2838 (time 1788741668.88 total 40.04 last 78.02) - open/close 3573 (time 1788741678.88 total 50.04 last 73.48) - open/close 4361 (time 1788741688.89 total 60.05 last 78.74) - open/close 5076 (time 1788741698.90 total 70.07 last 71.40) - open/close 5836 (time 1788741708.91 total 80.07 last 75.96) - open/close 6577 (time 1788741718.92 total 90.08 last 74.03) - open/close 7301 (time 1788741728.92 total 100.08 last 72.39) - open/close 7999 (time 1788741738.92 total 110.08 last 69.80) - open/close 8740 (time 1788741748.96 total 120.12 last 73.83) - open/close 9509 (time 1788741758.97 total 130.13 last 76.85) total: 10000 open/close in 136.72 seconds: 73.14 ops/second llite.lustre-ffff8dc126930800.statahead_batch_max=0 llite.lustre-ffff8dc126930800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8dc126930800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m56.946s user 0m0.287s sys 0m14.309s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8dc126930800.statahead_batch_max=32 llite.lustre-ffff8dc126930800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8dc126930800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8dc126930800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m23.968s user 0m0.271s sys 0m13.393s batched statahead RPC= hit count=9977 mdc.lustre-MDT0000-mdc-ffff8dc126930800.batch_stats= snapshot_time: 1788741924.813308878 secs.nsecs start_time: 1788741830.500847284 secs.nsecs elapsed_time: 94.312461594 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 1 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-ffff8dc126930800.batch_stats=0 llite.lustre-ffff8dc126930800.statahead_max=2048 llite.lustre-ffff8dc126930800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff8dc126930800.batch_stats=0 total: 100 open/close in 2.87 seconds: 34.80 ops/second llite.lustre-ffff8dc126930800.statahead_max=0 101 real 0m1.722s user 0m0.005s sys 0m0.278s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff8dc126930800.statahead_max=2048 llite.lustre-ffff8dc126930800.statahead_max=2048 101 real 0m0.605s user 0m0.004s sys 0m0.178s 'ls -l' 100 files with statahead: 0 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 687 (time 1788742207.33 total 10.01 last 68.65) total: 900 open/close in 13.06 seconds: 68.93 ops/second llite.lustre-ffff8dc126930800.statahead_max=0 1001 real 0m26.049s user 0m0.036s sys 0m2.826s 'ls -l' 1000 files without statahead: 26 sec llite.lustre-ffff8dc126930800.statahead_max=2048 llite.lustre-ffff8dc126930800.statahead_max=2048 1001 real 0m8.773s user 0m0.021s sys 0m1.237s 'ls -l' 1000 files with statahead: 9 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: 21 seconds llite.lustre-ffff8dc126930800.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-ffff8dc126930800.batch_stats= snapshot_time: 1788742280.747260597 secs.nsecs start_time: 1788741926.823807121 secs.nsecs elapsed_time: 353.923453476 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 2 20 20 16: 1 10 30 32: 2 20 50 64: 0 0 50 128: 1 10 60 256: 4 40 100 - open/close 676 (time 1788742293.11 total 10.00 last 67.58) - open/close 1336 (time 1788742303.13 total 20.02 last 65.90) - open/close 1997 (time 1788742313.13 total 30.02 last 66.08) - open/close 2759 (time 1788742323.13 total 40.03 last 76.17) - open/close 3516 (time 1788742333.15 total 50.05 last 75.54) - open/close 4230 (time 1788742343.16 total 60.05 last 71.34) - open/close 5004 (time 1788742353.17 total 70.06 last 77.32) - open/close 5747 (time 1788742363.20 total 80.09 last 74.11) - open/close 6472 (time 1788742373.20 total 90.09 last 72.49) - open/close 7260 (time 1788742383.20 total 100.09 last 78.80) - open/close 7950 (time 1788742393.20 total 110.09 last 68.99) - open/close 8694 (time 1788742403.20 total 120.10 last 74.39) - open/close 9459 (time 1788742413.21 total 130.10 last 76.47) total: 10000 open/close in 137.76 seconds: 72.59 ops/second llite.lustre-ffff8dc126930800.statahead_batch_max=0 llite.lustre-ffff8dc126930800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8dc126930800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m58.355s user 0m0.313s sys 0m15.120s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8dc126930800.statahead_batch_max=256 llite.lustre-ffff8dc126930800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8dc126930800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8dc126930800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m41.144s user 0m0.281s sys 0m15.824s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8dc126930800.batch_stats= snapshot_time: 1788742537.433786452 secs.nsecs start_time: 1788742486.597129779 secs.nsecs elapsed_time: 50.836656673 secs.nsecs subreqs per batch batches %% cum %% 1: 117 52 52 2: 26 11 63 4: 12 5 69 8: 7 3 72 16: 7 3 75 32: 11 4 80 64: 8 3 83 128: 1 0 84 256: 35 15 100 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-ffff8dc126930800.statahead_batch_max=64 llite.lustre-ffff8dc126930800.statahead_max=128