== sanity test 123ad: Verify batching statahead works correctly ========================================================== 09:33:42 (1788528822) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffffa0920844d800.batch_stats=0 llite.lustre-ffffa0920844d800.statahead_max=32 llite.lustre-ffffa0920844d800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffffa0920844d800.batch_stats=0 total: 100 open/close in 2.14 seconds: 46.80 ops/second llite.lustre-ffffa0920844d800.statahead_max=0 101 real 0m2.716s user 0m0.008s sys 0m0.343s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffffa0920844d800.statahead_max=32 llite.lustre-ffffa0920844d800.statahead_max=32 101 real 0m0.900s user 0m0.006s sys 0m0.158s 'ls -l' 100 files with statahead: 1 sec statahead total: 140 statahead wrong: 1 agl total: 133 list_total: 30 fname_total: 95 hit_total: 4107 miss_total: 258 swrong=1 ewrong=1 - open/close 783 (time 1788528850.79 total 10.01 last 78.20) total: 900 open/close in 11.87 seconds: 75.80 ops/second llite.lustre-ffffa0920844d800.statahead_max=0 1001 real 0m20.559s user 0m0.036s sys 0m2.978s 'ls -l' 1000 files without statahead: 20 sec llite.lustre-ffffa0920844d800.statahead_max=32 llite.lustre-ffffa0920844d800.statahead_max=32 1001 real 0m9.399s user 0m0.026s sys 0m1.322s 'ls -l' 1000 files with statahead: 10 sec statahead total: 141 statahead wrong: 1 agl total: 134 list_total: 31 fname_total: 95 hit_total: 5105 miss_total: 260 swrong=1 ewrong=1 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 24 seconds llite.lustre-ffffa0920844d800.statahead_stats= statahead total: 141 statahead wrong: 1 agl total: 134 list_total: 31 fname_total: 95 hit_total: 5105 miss_total: 260 mdc.lustre-MDT0000-mdc-ffffa0920844d800.batch_stats= snapshot_time: 1788528919.870875020 secs.nsecs start_time: 1788528828.363976218 secs.nsecs elapsed_time: 91.506898802 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 3 7 7 16: 2 5 12 32: 34 87 100 - open/close 745 (time 1788528932.37 total 10.01 last 74.46) - open/close 1475 (time 1788528942.37 total 20.01 last 72.98) - open/close 2186 (time 1788528952.38 total 30.02 last 71.04) - open/close 2806 (time 1788528962.38 total 40.02 last 62.00) - open/close 3516 (time 1788528972.39 total 50.03 last 70.94) - open/close 4115 (time 1788528982.39 total 60.03 last 59.87) - open/close 4864 (time 1788528992.39 total 70.03 last 74.88) - open/close 5534 (time 1788529002.41 total 80.05 last 66.90) - open/close 6393 (time 1788529012.42 total 90.06 last 85.79) - open/close 7101 (time 1788529022.42 total 100.06 last 70.79) - open/close 7760 (time 1788529032.43 total 110.07 last 65.88) - open/close 8437 (time 1788529042.43 total 120.07 last 67.68) - open/close 9117 (time 1788529052.44 total 130.08 last 67.91) - open/close 9852 (time 1788529062.45 total 140.09 last 73.48) total: 10000 open/close in 142.34 seconds: 70.25 ops/second llite.lustre-ffffa0920844d800.statahead_batch_max=0 llite.lustre-ffffa0920844d800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffffa0920844d800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m2.933s user 0m0.362s sys 0m15.263s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffffa0920844d800.statahead_batch_max=32 llite.lustre-ffffa0920844d800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffffa0920844d800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffffa0920844d800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m54.130s user 0m0.343s sys 0m14.088s batched statahead RPC= hit count=9975 mdc.lustre-MDT0000-mdc-ffffa0920844d800.batch_stats= snapshot_time: 1788529261.850700621 secs.nsecs start_time: 1788529136.467337267 secs.nsecs elapsed_time: 125.383363354 secs.nsecs subreqs per batch batches %% cum %% 1: 1 0 0 2: 0 0 0 4: 1 0 0 8: 1 0 0 16: 1 0 1 32: 313 98 100 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffffa0920844d800.batch_stats=0 llite.lustre-ffffa0920844d800.statahead_max=2048 llite.lustre-ffffa0920844d800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffffa0920844d800.batch_stats=0 total: 100 open/close in 3.69 seconds: 27.11 ops/second llite.lustre-ffffa0920844d800.statahead_max=0 101 real 0m3.111s user 0m0.003s sys 0m0.369s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffffa0920844d800.statahead_max=2048 llite.lustre-ffffa0920844d800.statahead_max=2048 101 real 0m0.941s user 0m0.010s sys 0m0.173s '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: 10074 miss_total: 26 swrong=0 ewrong=0 - open/close 557 (time 1788529604.55 total 10.02 last 55.60) total: 900 open/close in 17.89 seconds: 50.30 ops/second llite.lustre-ffffa0920844d800.statahead_max=0 1001 real 0m27.245s user 0m0.050s sys 0m3.570s 'ls -l' 1000 files without statahead: 27 sec llite.lustre-ffffa0920844d800.statahead_max=2048 llite.lustre-ffffa0920844d800.statahead_max=2048 1001 real 0m8.971s user 0m0.035s sys 0m1.666s '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: 11073 miss_total: 27 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 25 seconds llite.lustre-ffffa0920844d800.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11073 miss_total: 27 mdc.lustre-MDT0000-mdc-ffffa0920844d800.batch_stats= snapshot_time: 1788529691.781983871 secs.nsecs start_time: 1788529265.353828021 secs.nsecs elapsed_time: 426.428155850 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 2 16 16 16: 2 16 33 32: 3 25 58 64: 1 8 66 128: 0 0 66 256: 4 33 100 - open/close 650 (time 1788529706.24 total 10.01 last 64.95) - open/close 1176 (time 1788529716.24 total 20.01 last 52.59) - open/close 1785 (time 1788529726.25 total 30.02 last 60.85) - open/close 2336 (time 1788529736.25 total 40.02 last 55.08) - open/close 3026 (time 1788529746.27 total 50.04 last 68.84) - open/close 3571 (time 1788529756.30 total 60.07 last 54.36) - open/close 4076 (time 1788529766.30 total 70.07 last 50.49) - open/close 4602 (time 1788529776.30 total 80.08 last 52.58) - open/close 5163 (time 1788529786.31 total 90.08 last 56.06) - open/close 5649 (time 1788529796.32 total 100.09 last 48.57) - open/close 6176 (time 1788529806.32 total 110.09 last 52.69) - open/close 6756 (time 1788529816.35 total 120.12 last 57.83) - open/close 7264 (time 1788529826.37 total 130.14 last 50.71) - open/close 7712 (time 1788529836.39 total 140.16 last 44.71) - open/close 8312 (time 1788529846.40 total 150.17 last 59.94) - open/close 8946 (time 1788529856.41 total 160.19 last 63.29) - open/close 9495 (time 1788529866.43 total 170.20 last 54.84) - open/close 9966 (time 1788529876.44 total 180.21 last 47.04) total: 10000 open/close in 180.95 seconds: 55.26 ops/second llite.lustre-ffffa0920844d800.statahead_batch_max=0 llite.lustre-ffffa0920844d800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffffa0920844d800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m22.669s user 0m0.405s sys 0m16.057s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffffa0920844d800.statahead_batch_max=256 llite.lustre-ffffa0920844d800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffffa0920844d800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffffa0920844d800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m6.550s user 0m0.354s sys 0m13.896s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffffa0920844d800.batch_stats= snapshot_time: 1788530047.162797385 secs.nsecs start_time: 1788529970.403825879 secs.nsecs elapsed_time: 76.758971506 secs.nsecs subreqs per batch batches %% cum %% 1: 85 41 41 2: 23 11 52 4: 14 6 58 8: 14 6 65 16: 16 7 73 32: 16 7 81 64: 3 1 82 128: 1 0 83 256: 35 16 100 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-ffffa0920844d800.statahead_batch_max=64 llite.lustre-ffffa0920844d800.statahead_max=128