== sanity test 123ad: Verify batching statahead works correctly ========================================================== 20:57:42 (1787792262) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff999d113b2800.batch_stats=0 llite.lustre-ffff999d113b2800.statahead_max=32 llite.lustre-ffff999d113b2800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff999d113b2800.batch_stats=0 total: 100 open/close in 2.58 seconds: 38.82 ops/second llite.lustre-ffff999d113b2800.statahead_max=0 101 real 0m2.134s user 0m0.002s sys 0m0.334s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff999d113b2800.statahead_max=32 llite.lustre-ffff999d113b2800.statahead_max=32 101 real 0m1.146s user 0m0.007s sys 0m0.133s 'ls -l' 100 files with statahead: 1 sec statahead total: 114 statahead wrong: 2 agl total: 109 list_total: 29 fname_total: 85 hit_total: 4578 miss_total: 1270 swrong=2 ewrong=2 - open/close 804 (time 1787792289.57 total 10.00 last 80.40) total: 900 open/close in 11.29 seconds: 79.69 ops/second llite.lustre-ffff999d113b2800.statahead_max=0 1001 real 0m18.431s user 0m0.028s sys 0m2.917s 'ls -l' 1000 files without statahead: 18 sec llite.lustre-ffff999d113b2800.statahead_max=32 llite.lustre-ffff999d113b2800.statahead_max=32 1001 real 0m7.380s user 0m0.026s sys 0m1.328s 'ls -l' 1000 files with statahead: 8 sec statahead total: 115 statahead wrong: 2 agl total: 110 list_total: 30 fname_total: 85 hit_total: 5575 miss_total: 1273 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 17 seconds llite.lustre-ffff999d113b2800.statahead_stats= statahead total: 115 statahead wrong: 2 agl total: 110 list_total: 30 fname_total: 85 hit_total: 5575 miss_total: 1273 mdc.lustre-MDT0000-mdc-ffff999d113b2800.batch_stats= snapshot_time: 1787792344.612989945 secs.nsecs start_time: 1787792266.447043460 secs.nsecs elapsed_time: 78.165946485 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 738 (time 1787792356.71 total 10.02 last 73.67) - open/close 1546 (time 1787792366.72 total 20.03 last 80.70) - open/close 2258 (time 1787792376.73 total 30.04 last 71.16) - open/close 2796 (time 1787792386.75 total 40.06 last 53.68) - open/close 3350 (time 1787792396.75 total 50.06 last 55.37) - open/close 4182 (time 1787792406.76 total 60.06 last 83.19) - open/close 4991 (time 1787792416.76 total 70.07 last 80.84) - open/close 5801 (time 1787792426.77 total 80.08 last 80.96) - open/close 6559 (time 1787792436.77 total 90.08 last 75.78) - open/close 7457 (time 1787792446.80 total 100.11 last 89.50) - open/close 8245 (time 1787792456.81 total 110.12 last 78.71) - open/close 8983 (time 1787792466.82 total 120.13 last 73.78) - open/close 9775 (time 1787792476.82 total 130.13 last 79.15) total: 10000 open/close in 132.68 seconds: 75.37 ops/second llite.lustre-ffff999d113b2800.statahead_batch_max=0 llite.lustre-ffff999d113b2800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff999d113b2800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m56.989s user 0m0.288s sys 0m13.619s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff999d113b2800.statahead_batch_max=32 llite.lustre-ffff999d113b2800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff999d113b2800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff999d113b2800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m44.867s user 0m0.261s sys 0m13.311s batched statahead RPC= hit count=9969 mdc.lustre-MDT0000-mdc-ffff999d113b2800.batch_stats= snapshot_time: 1787792657.933563159 secs.nsecs start_time: 1787792543.998619348 secs.nsecs elapsed_time: 113.934943811 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 1 0 0 16: 2 0 0 32: 313 99 100 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff999d113b2800.batch_stats=0 llite.lustre-ffff999d113b2800.statahead_max=2048 llite.lustre-ffff999d113b2800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff999d113b2800.batch_stats=0 total: 100 open/close in 2.40 seconds: 41.62 ops/second llite.lustre-ffff999d113b2800.statahead_max=0 101 real 0m2.373s user 0m0.011s sys 0m0.306s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff999d113b2800.statahead_max=2048 llite.lustre-ffff999d113b2800.statahead_max=2048 101 real 0m1.133s user 0m0.005s sys 0m0.145s '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: 10068 miss_total: 32 swrong=0 ewrong=0 - open/close 671 (time 1787792956.89 total 10.01 last 67.00) total: 900 open/close in 13.23 seconds: 68.04 ops/second llite.lustre-ffff999d113b2800.statahead_max=0 1001 real 0m23.130s user 0m0.031s sys 0m2.817s 'ls -l' 1000 files without statahead: 23 sec llite.lustre-ffff999d113b2800.statahead_max=2048 llite.lustre-ffff999d113b2800.statahead_max=2048 1001 real 0m5.856s user 0m0.028s sys 0m1.336s 'ls -l' 1000 files with statahead: 5 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11067 miss_total: 33 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 20 seconds llite.lustre-ffff999d113b2800.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11067 miss_total: 33 mdc.lustre-MDT0000-mdc-ffff999d113b2800.batch_stats= snapshot_time: 1787793023.643106940 secs.nsecs start_time: 1787792660.436368076 secs.nsecs elapsed_time: 363.206738864 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 2 20 20 16: 2 20 40 32: 1 10 50 64: 0 0 50 128: 1 10 60 256: 4 40 100 - open/close 744 (time 1787793037.02 total 10.00 last 74.37) - open/close 1375 (time 1787793047.04 total 20.02 last 62.97) - open/close 1991 (time 1787793057.06 total 30.04 last 61.50) - open/close 2647 (time 1787793067.06 total 40.05 last 65.56) - open/close 3567 (time 1787793077.07 total 50.05 last 91.95) - open/close 4421 (time 1787793087.07 total 60.05 last 85.38) - open/close 5079 (time 1787793097.09 total 70.07 last 65.68) - open/close 5650 (time 1787793107.09 total 80.07 last 57.09) - open/close 6281 (time 1787793117.10 total 90.08 last 63.04) - open/close 7042 (time 1787793127.10 total 100.09 last 76.06) - open/close 7861 (time 1787793137.11 total 110.09 last 81.87) - open/close 8648 (time 1787793147.11 total 120.09 last 78.69) - open/close 9491 (time 1787793157.12 total 130.11 last 84.20) total: 10000 open/close in 136.88 seconds: 73.06 ops/second llite.lustre-ffff999d113b2800.statahead_batch_max=0 llite.lustre-ffff999d113b2800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff999d113b2800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m58.420s user 0m0.288s sys 0m14.060s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff999d113b2800.statahead_batch_max=256 llite.lustre-ffff999d113b2800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff999d113b2800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff999d113b2800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m44.329s user 0m0.258s sys 0m13.436s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff999d113b2800.batch_stats= snapshot_time: 1787793287.766817196 secs.nsecs start_time: 1787793230.929489448 secs.nsecs elapsed_time: 56.837327748 secs.nsecs subreqs per batch batches %% cum %% 1: 66 37 37 2: 14 7 44 4: 15 8 53 8: 14 7 61 16: 11 6 67 32: 17 9 76 64: 5 2 79 128: 1 0 80 256: 35 19 100 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-ffff999d113b2800.statahead_batch_max=64 llite.lustre-ffff999d113b2800.statahead_max=128