== sanity test 123ad: Verify batching statahead works correctly ========================================================== 06:47:18 (1788518838) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff9db4209c0000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9db4209c0000.batch_stats=0 llite.lustre-ffff9db4209c0000.statahead_max=32 llite.lustre-ffff9db4209c0000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff9db4209c0000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9db4209c0000.batch_stats=0 striped dir -i1 -c2 -H all_char /mnt/lustre/d123ad.sanity total: 100 open/close in 3.28 seconds: 30.51 ops/second llite.lustre-ffff9db4209c0000.statahead_max=0 101 real 0m3.148s user 0m0.004s sys 0m0.316s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff9db4209c0000.statahead_max=32 llite.lustre-ffff9db4209c0000.statahead_max=32 101 real 0m1.380s user 0m0.008s sys 0m0.169s 'ls -l' 100 files with statahead: 2 sec statahead total: 158 statahead wrong: 2 agl total: 152 list_total: 31 fname_total: 110 hit_total: 3888 miss_total: 1523 swrong=2 ewrong=2 - open/close 811 (time 1788518867.89 total 10.01 last 81.06) total: 900 open/close in 11.30 seconds: 79.64 ops/second llite.lustre-ffff9db4209c0000.statahead_max=0 1001 real 0m20.420s user 0m0.029s sys 0m2.847s 'ls -l' 1000 files without statahead: 20 sec llite.lustre-ffff9db4209c0000.statahead_max=32 llite.lustre-ffff9db4209c0000.statahead_max=32 1001 real 0m9.770s user 0m0.026s sys 0m1.440s 'ls -l' 1000 files with statahead: 9 sec statahead total: 159 statahead wrong: 2 agl total: 153 list_total: 32 fname_total: 110 hit_total: 4886 miss_total: 1525 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 22 seconds llite.lustre-ffff9db4209c0000.statahead_stats= statahead total: 159 statahead wrong: 2 agl total: 153 list_total: 32 fname_total: 110 hit_total: 4886 miss_total: 1525 mdc.lustre-MDT0000-mdc-ffff9db4209c0000.batch_stats= snapshot_time: 1788518932.590679794 secs.nsecs start_time: 1788518842.487426863 secs.nsecs elapsed_time: 90.103252931 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 1 2 5 4: 2 5 10 8: 2 5 15 16: 23 57 72 32: 11 27 100 mdc.lustre-MDT0001-mdc-ffff9db4209c0000.batch_stats= snapshot_time: 1788518932.590740773 secs.nsecs start_time: 1788518842.487589526 secs.nsecs elapsed_time: 90.103151247 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 1 2 5 4: 4 10 15 8: 2 5 20 16: 16 40 60 32: 16 40 100 - open/close 727 (time 1788518945.17 total 10.00 last 72.68) - open/close 1442 (time 1788518955.17 total 20.01 last 71.44) - open/close 2238 (time 1788518965.18 total 30.02 last 79.52) - open/close 3062 (time 1788518975.20 total 40.03 last 82.30) - open/close 3837 (time 1788518985.20 total 50.03 last 77.48) - open/close 4517 (time 1788518995.21 total 60.05 last 67.90) - open/close 5192 (time 1788519005.23 total 70.06 last 67.41) - open/close 5912 (time 1788519015.25 total 80.09 last 71.82) - open/close 6593 (time 1788519025.26 total 90.10 last 68.01) - open/close 7279 (time 1788519035.27 total 100.11 last 68.55) - open/close 8101 (time 1788519045.28 total 110.12 last 82.13) - open/close 8778 (time 1788519055.29 total 120.13 last 67.62) - open/close 9461 (time 1788519065.30 total 130.13 last 68.26) total: 10000 open/close in 137.31 seconds: 72.83 ops/second llite.lustre-ffff9db4209c0000.statahead_batch_max=0 llite.lustre-ffff9db4209c0000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9db4209c0000.stats=clear mdc.lustre-MDT0001-mdc-ffff9db4209c0000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m8.069s user 0m0.308s sys 0m14.229s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9db4209c0000.statahead_batch_max=32 llite.lustre-ffff9db4209c0000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9db4209c0000.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff9db4209c0000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9db4209c0000.stats=clear mdc.lustre-MDT0001-mdc-ffff9db4209c0000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m49.666s user 0m0.316s sys 0m14.045s batched statahead RPC= hit count=9985 mdc.lustre-MDT0000-mdc-ffff9db4209c0000.batch_stats= snapshot_time: 1788519269.333619402 secs.nsecs start_time: 1788519149.647336189 secs.nsecs elapsed_time: 119.686283213 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-ffff9db4209c0000.batch_stats= snapshot_time: 1788519269.333774649 secs.nsecs start_time: 1788519149.647458379 secs.nsecs elapsed_time: 119.686316270 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff9db4209c0000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9db4209c0000.batch_stats=0 llite.lustre-ffff9db4209c0000.statahead_max=2048 llite.lustre-ffff9db4209c0000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff9db4209c0000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff9db4209c0000.batch_stats=0 striped dir -i1 -c2 -H crush2 /mnt/lustre/d123ad.sanity total: 100 open/close in 3.13 seconds: 31.96 ops/second llite.lustre-ffff9db4209c0000.statahead_max=0 101 real 0m2.966s user 0m0.002s sys 0m0.383s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff9db4209c0000.statahead_max=2048 llite.lustre-ffff9db4209c0000.statahead_max=2048 101 real 0m0.937s user 0m0.005s sys 0m0.161s '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: 10084 miss_total: 16 swrong=0 ewrong=0 - open/close 762 (time 1788519597.27 total 10.01 last 76.11) total: 900 open/close in 11.96 seconds: 75.24 ops/second llite.lustre-ffff9db4209c0000.statahead_max=0 1001 real 0m21.212s user 0m0.034s sys 0m2.819s 'ls -l' 1000 files without statahead: 21 sec llite.lustre-ffff9db4209c0000.statahead_max=2048 llite.lustre-ffff9db4209c0000.statahead_max=2048 1001 real 0m6.449s user 0m0.027s sys 0m1.540s '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: 11083 miss_total: 17 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 22 seconds llite.lustre-ffff9db4209c0000.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11083 miss_total: 17 mdc.lustre-MDT0000-mdc-ffff9db4209c0000.batch_stats= snapshot_time: 1788519660.975724093 secs.nsecs start_time: 1788519272.399288921 secs.nsecs elapsed_time: 388.576435172 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 1 16 16 4: 3 50 66 8: 0 0 66 16: 0 0 66 32: 0 0 66 64: 0 0 66 128: 0 0 66 256: 2 33 100 mdc.lustre-MDT0001-mdc-ffff9db4209c0000.batch_stats= snapshot_time: 1788519660.975787683 secs.nsecs start_time: 1788519272.399430104 secs.nsecs elapsed_time: 388.576357579 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 3 30 30 16: 2 20 50 32: 1 10 60 64: 2 20 80 128: 0 0 80 256: 2 20 100 - open/close 636 (time 1788519674.18 total 10.01 last 63.54) - open/close 1272 (time 1788519684.18 total 20.01 last 63.59) - open/close 1938 (time 1788519694.18 total 30.01 last 66.60) - open/close 2658 (time 1788519704.18 total 40.02 last 71.96) - open/close 3433 (time 1788519714.20 total 50.03 last 77.42) - open/close 4224 (time 1788519724.20 total 60.03 last 79.05) - open/close 4967 (time 1788519734.21 total 70.04 last 74.24) - open/close 5698 (time 1788519744.21 total 80.04 last 73.10) - open/close 6441 (time 1788519754.21 total 90.04 last 74.28) - open/close 7174 (time 1788519764.23 total 100.06 last 73.20) - open/close 7941 (time 1788519774.23 total 110.07 last 76.64) - open/close 8715 (time 1788519784.24 total 120.07 last 77.34) - open/close 9487 (time 1788519794.25 total 130.08 last 77.15) total: 10000 open/close in 136.59 seconds: 73.21 ops/second llite.lustre-ffff9db4209c0000.statahead_batch_max=0 llite.lustre-ffff9db4209c0000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9db4209c0000.stats=clear mdc.lustre-MDT0001-mdc-ffff9db4209c0000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m50.833s user 0m0.275s sys 0m16.072s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9db4209c0000.statahead_batch_max=256 llite.lustre-ffff9db4209c0000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9db4209c0000.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff9db4209c0000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9db4209c0000.stats=clear mdc.lustre-MDT0001-mdc-ffff9db4209c0000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m50.001s user 0m0.272s sys 0m15.684s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff9db4209c0000.batch_stats= snapshot_time: 1788519918.564952570 secs.nsecs start_time: 1788519859.360400365 secs.nsecs elapsed_time: 59.204552205 secs.nsecs subreqs per batch batches %% cum %% 1: 125 45 45 2: 43 15 61 4: 23 8 70 8: 12 4 74 16: 9 3 77 32: 15 5 83 64: 11 4 87 128: 0 0 87 256: 34 12 100 mdc.lustre-MDT0001-mdc-ffff9db4209c0000.batch_stats= snapshot_time: 1788519918.565020090 secs.nsecs start_time: 1788519859.360587657 secs.nsecs elapsed_time: 59.204432433 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-ffff9db4209c0000.statahead_batch_max=64 llite.lustre-ffff9db4209c0000.statahead_max=128