== sanity test 123ad: Verify batching statahead works correctly ========================================================== 00:36:32 (1782534992) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffffa07952f11800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffffa07952f11800.batch_stats=0 llite.lustre-ffffa07952f11800.statahead_max=32 llite.lustre-ffffa07952f11800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffffa07952f11800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffffa07952f11800.batch_stats=0 striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d123ad.sanity total: 100 open/close in 0.58 seconds: 172.55 ops/second llite.lustre-ffffa07952f11800.statahead_max=0 101 real 0m0.573s user 0m0.003s sys 0m0.231s 'ls -l' 100 files without statahead: 1 sec llite.lustre-ffffa07952f11800.statahead_max=32 llite.lustre-ffffa07952f11800.statahead_max=32 101 real 0m0.394s user 0m0.005s sys 0m0.202s 'ls -l' 100 files with statahead: 1 sec statahead total: 111 statahead wrong: 2 agl total: 106 list_total: 30 fname_total: 81 hit_total: 14045 miss_total: 1375 swrong=2 ewrong=2 total: 900 open/close in 1.68 seconds: 535.15 ops/second llite.lustre-ffffa07952f11800.statahead_max=0 1001 real 0m5.356s user 0m0.024s sys 0m2.102s 'ls -l' 1000 files without statahead: 6 sec llite.lustre-ffffa07952f11800.statahead_max=32 llite.lustre-ffffa07952f11800.statahead_max=32 1001 real 0m3.465s user 0m0.012s sys 0m1.671s 'ls -l' 1000 files with statahead: 3 sec statahead total: 112 statahead wrong: 2 agl total: 107 list_total: 31 fname_total: 81 hit_total: 15044 miss_total: 1376 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 4 seconds llite.lustre-ffffa07952f11800.statahead_stats= statahead total: 112 statahead wrong: 2 agl total: 107 list_total: 31 fname_total: 81 hit_total: 15044 miss_total: 1376 mdc.lustre-MDT0000-mdc-ffffa07952f11800.batch_stats= snapshot_time: 1782535015.210329383 secs.nsecs start_time: 1782534993.873492145 secs.nsecs elapsed_time: 21.336837238 secs.nsecs subreqs per batch batches %% cum %% 1: 1 2 2 2: 0 0 2 4: 3 7 10 8: 2 5 15 16: 20 51 66 32: 13 33 100 mdc.lustre-MDT0001-mdc-ffffa07952f11800.batch_stats= snapshot_time: 1782535015.210373370 secs.nsecs start_time: 1782534993.873560404 secs.nsecs elapsed_time: 21.336812966 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 2 5 5 8: 4 10 15 16: 20 51 66 32: 13 33 100 - open/close 5275 (time 1782535027.03 total 10.00 last 527.45) total: 10000 open/close in 19.43 seconds: 514.70 ops/second llite.lustre-ffffa07952f11800.statahead_batch_max=0 llite.lustre-ffffa07952f11800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffffa07952f11800.stats=clear mdc.lustre-MDT0001-mdc-ffffa07952f11800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m32.019s user 0m0.171s sys 0m30.867s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffffa07952f11800.statahead_batch_max=32 llite.lustre-ffffa07952f11800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffffa07952f11800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffffa07952f11800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffffa07952f11800.stats=clear mdc.lustre-MDT0001-mdc-ffffa07952f11800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m36.476s user 0m0.159s sys 0m21.915s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffffa07952f11800.batch_stats= snapshot_time: 1782535113.377993435 secs.nsecs start_time: 1782535071.275022288 secs.nsecs elapsed_time: 42.102971147 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: 312 99 100 mdc.lustre-MDT0001-mdc-ffffa07952f11800.batch_stats= snapshot_time: 1782535113.378063813 secs.nsecs start_time: 1782535071.275071642 secs.nsecs elapsed_time: 42.102992171 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffffa07952f11800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffffa07952f11800.batch_stats=0 llite.lustre-ffffa07952f11800.statahead_max=2048 llite.lustre-ffffa07952f11800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffffa07952f11800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffffa07952f11800.batch_stats=0 striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d123ad.sanity total: 100 open/close in 0.78 seconds: 128.72 ops/second llite.lustre-ffffa07952f11800.statahead_max=0 101 real 0m0.649s user 0m0.004s sys 0m0.262s 'ls -l' 100 files without statahead: 1 sec llite.lustre-ffffa07952f11800.statahead_max=2048 llite.lustre-ffffa07952f11800.statahead_max=2048 101 real 0m0.431s user 0m0.002s sys 0m0.242s '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: 10098 miss_total: 2 swrong=0 ewrong=0 total: 900 open/close in 1.92 seconds: 467.77 ops/second llite.lustre-ffffa07952f11800.statahead_max=0 1001 real 0m6.281s user 0m0.025s sys 0m2.465s 'ls -l' 1000 files without statahead: 7 sec llite.lustre-ffffa07952f11800.statahead_max=2048 llite.lustre-ffffa07952f11800.statahead_max=2048 1001 real 0m3.687s user 0m0.011s sys 0m2.027s 'ls -l' 1000 files with statahead: 4 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11097 miss_total: 3 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 7 seconds llite.lustre-ffffa07952f11800.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11097 miss_total: 3 mdc.lustre-MDT0000-mdc-ffffa07952f11800.batch_stats= snapshot_time: 1782535223.828081419 secs.nsecs start_time: 1782535114.138162617 secs.nsecs elapsed_time: 109.689918802 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 3 42 42 8: 1 14 57 16: 0 0 57 32: 0 0 57 64: 1 14 71 128: 0 0 71 256: 2 28 100 mdc.lustre-MDT0001-mdc-ffffa07952f11800.batch_stats= snapshot_time: 1782535223.828508161 secs.nsecs start_time: 1782535114.138302289 secs.nsecs elapsed_time: 109.690205872 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 1 14 14 8: 3 42 57 16: 0 0 57 32: 0 0 57 64: 1 14 71 128: 0 0 71 256: 2 28 100 - open/close 4730 (time 1782535234.80 total 10.00 last 473.00) - open/close 9339 (time 1782535244.80 total 20.00 last 460.84) total: 10000 open/close in 21.40 seconds: 467.39 ops/second llite.lustre-ffffa07952f11800.statahead_batch_max=0 llite.lustre-ffffa07952f11800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffffa07952f11800.stats=clear mdc.lustre-MDT0001-mdc-ffffa07952f11800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m36.769s user 0m0.176s sys 0m31.315s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffffa07952f11800.statahead_batch_max=256 llite.lustre-ffffa07952f11800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffffa07952f11800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffffa07952f11800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffffa07952f11800.stats=clear mdc.lustre-MDT0001-mdc-ffffa07952f11800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m29.816s user 0m0.168s sys 0m20.936s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffffa07952f11800.batch_stats= snapshot_time: 1782535322.752743169 secs.nsecs start_time: 1782535286.491105903 secs.nsecs elapsed_time: 36.261637266 secs.nsecs subreqs per batch batches %% cum %% 1: 368 65 65 2: 90 16 81 4: 33 5 87 8: 7 1 88 16: 4 0 89 32: 22 3 93 64: 2 0 93 128: 0 0 93 256: 34 6 100 mdc.lustre-MDT0001-mdc-ffffa07952f11800.batch_stats= snapshot_time: 1782535322.752789075 secs.nsecs start_time: 1782535286.491199823 secs.nsecs elapsed_time: 36.261589252 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-ffffa07952f11800.statahead_batch_max=64 llite.lustre-ffffa07952f11800.statahead_max=128