== sanity test 123ad: Verify batching statahead works correctly ========================================================== 23:52:16 (1789271536) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8fa68a0de000.batch_stats=0 llite.lustre-ffff8fa68a0de000.statahead_max=32 llite.lustre-ffff8fa68a0de000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8fa68a0de000.batch_stats=0 total: 100 open/close in 2.04 seconds: 49.08 ops/second llite.lustre-ffff8fa68a0de000.statahead_max=0 101 real 0m1.496s user 0m0.002s sys 0m0.267s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff8fa68a0de000.statahead_max=32 llite.lustre-ffff8fa68a0de000.statahead_max=32 101 real 0m1.297s user 0m0.004s sys 0m0.164s 'ls -l' 100 files with statahead: 1 sec statahead total: 108 statahead wrong: 2 agl total: 102 list_total: 30 fname_total: 60 hit_total: 4134 miss_total: 1498 swrong=2 ewrong=2 - open/close 791 (time 1789271562.24 total 10.02 last 78.95) total: 900 open/close in 11.82 seconds: 76.12 ops/second llite.lustre-ffff8fa68a0de000.statahead_max=0 1001 real 0m16.949s user 0m0.030s sys 0m2.674s 'ls -l' 1000 files without statahead: 17 sec llite.lustre-ffff8fa68a0de000.statahead_max=32 llite.lustre-ffff8fa68a0de000.statahead_max=32 1001 real 0m11.023s user 0m0.037s sys 0m1.336s 'ls -l' 1000 files with statahead: 11 sec statahead total: 109 statahead wrong: 2 agl total: 103 list_total: 31 fname_total: 60 hit_total: 5132 miss_total: 1500 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 18 seconds llite.lustre-ffff8fa68a0de000.statahead_stats= statahead total: 109 statahead wrong: 2 agl total: 103 list_total: 31 fname_total: 60 hit_total: 5132 miss_total: 1500 mdc.lustre-MDT0000-mdc-ffff8fa68a0de000.batch_stats= snapshot_time: 1789271623.667048169 secs.nsecs start_time: 1789271541.629043689 secs.nsecs elapsed_time: 82.038004480 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 0 0 2 4: 0 0 2 8: 3 7 10 16: 1 2 12 32: 34 87 100 - open/close 431 (time 1789271637.13 total 10.01 last 43.05) - open/close 1153 (time 1789271647.13 total 20.01 last 72.18) - open/close 1888 (time 1789271657.14 total 30.03 last 73.41) - open/close 2595 (time 1789271667.14 total 40.03 last 70.70) - open/close 3332 (time 1789271677.16 total 50.05 last 73.55) - open/close 3965 (time 1789271687.17 total 60.05 last 63.27) - open/close 4711 (time 1789271697.18 total 70.06 last 74.55) - open/close 5417 (time 1789271707.18 total 80.07 last 70.55) - open/close 6149 (time 1789271717.19 total 90.07 last 73.17) - open/close 7127 (time 1789271727.19 total 100.08 last 97.74) - open/close 7870 (time 1789271737.21 total 110.09 last 74.20) - open/close 8692 (time 1789271747.24 total 120.12 last 81.93) - open/close 9478 (time 1789271757.25 total 130.13 last 78.54) total: 10000 open/close in 136.22 seconds: 73.41 ops/second llite.lustre-ffff8fa68a0de000.statahead_batch_max=0 llite.lustre-ffff8fa68a0de000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8fa68a0de000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m3.171s user 0m0.283s sys 0m13.258s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8fa68a0de000.statahead_batch_max=32 llite.lustre-ffff8fa68a0de000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8fa68a0de000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8fa68a0de000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m33.504s user 0m0.263s sys 0m12.448s batched statahead RPC= hit count=9980 mdc.lustre-MDT0000-mdc-ffff8fa68a0de000.batch_stats= snapshot_time: 1789271939.973772739 secs.nsecs start_time: 1789271833.957808906 secs.nsecs elapsed_time: 106.015963833 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-ffff8fa68a0de000.batch_stats=0 llite.lustre-ffff8fa68a0de000.statahead_max=2048 llite.lustre-ffff8fa68a0de000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff8fa68a0de000.batch_stats=0 total: 100 open/close in 3.04 seconds: 32.87 ops/second llite.lustre-ffff8fa68a0de000.statahead_max=0 101 real 0m1.995s user 0m0.008s sys 0m0.290s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff8fa68a0de000.statahead_max=2048 llite.lustre-ffff8fa68a0de000.statahead_max=2048 101 real 0m0.770s user 0m0.002s sys 0m0.140s '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: 10079 miss_total: 21 swrong=0 ewrong=0 - open/close 869 (time 1789272229.98 total 10.00 last 86.89) total: 900 open/close in 10.36 seconds: 86.84 ops/second llite.lustre-ffff8fa68a0de000.statahead_max=0 1001 real 0m19.067s user 0m0.046s sys 0m2.821s 'ls -l' 1000 files without statahead: 20 sec llite.lustre-ffff8fa68a0de000.statahead_max=2048 llite.lustre-ffff8fa68a0de000.statahead_max=2048 1001 real 0m7.581s user 0m0.032s sys 0m1.278s '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: 11078 miss_total: 22 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 18 seconds llite.lustre-ffff8fa68a0de000.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11078 miss_total: 22 mdc.lustre-MDT0000-mdc-ffff8fa68a0de000.batch_stats= snapshot_time: 1789272290.095691820 secs.nsecs start_time: 1789271942.350560200 secs.nsecs elapsed_time: 347.745131620 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 2 18 18 16: 2 18 36 32: 1 9 45 64: 1 9 54 128: 2 18 72 256: 3 27 100 - open/close 696 (time 1789272302.85 total 10.01 last 69.53) - open/close 1518 (time 1789272312.86 total 20.01 last 82.20) - open/close 2291 (time 1789272322.86 total 30.01 last 77.30) - open/close 3092 (time 1789272332.86 total 40.02 last 80.06) - open/close 4012 (time 1789272342.87 total 50.02 last 91.95) - open/close 4922 (time 1789272352.88 total 60.03 last 90.90) - open/close 5728 (time 1789272362.88 total 70.04 last 80.55) - open/close 6515 (time 1789272372.89 total 80.04 last 78.67) - open/close 7238 (time 1789272382.90 total 90.05 last 72.23) - open/close 7943 (time 1789272392.90 total 100.06 last 70.45) - open/close 8811 (time 1789272402.91 total 110.06 last 86.78) - open/close 9566 (time 1789272412.91 total 120.06 last 75.48) total: 10000 open/close in 125.53 seconds: 79.66 ops/second llite.lustre-ffff8fa68a0de000.statahead_batch_max=0 llite.lustre-ffff8fa68a0de000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8fa68a0de000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m0.263s user 0m0.276s sys 0m13.542s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8fa68a0de000.statahead_batch_max=256 llite.lustre-ffff8fa68a0de000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8fa68a0de000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8fa68a0de000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m52.990s user 0m0.277s sys 0m12.906s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8fa68a0de000.batch_stats= snapshot_time: 1789272550.339079922 secs.nsecs start_time: 1789272485.954431726 secs.nsecs elapsed_time: 64.384648196 secs.nsecs subreqs per batch batches %% cum %% 1: 200 48 48 2: 60 14 63 4: 49 11 75 8: 22 5 80 16: 20 4 85 32: 17 4 89 64: 7 1 91 128: 1 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-ffff8fa68a0de000.statahead_batch_max=64 llite.lustre-ffff8fa68a0de000.statahead_max=128