== sanity test 123ad: Verify batching statahead works correctly ========================================================== 08:32:19 (1789302739) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff962384596000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff962384596000.batch_stats=0 llite.lustre-ffff962384596000.statahead_max=32 llite.lustre-ffff962384596000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff962384596000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff962384596000.batch_stats=0 striped dir -i1 -c2 -H crush /mnt/lustre/d123ad.sanity total: 100 open/close in 2.67 seconds: 37.50 ops/second llite.lustre-ffff962384596000.statahead_max=0 101 real 0m2.025s user 0m0.004s sys 0m0.309s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff962384596000.statahead_max=32 llite.lustre-ffff962384596000.statahead_max=32 101 real 0m1.188s user 0m0.004s sys 0m0.188s 'ls -l' 100 files with statahead: 2 sec statahead total: 142 statahead wrong: 2 agl total: 135 list_total: 31 fname_total: 85 hit_total: 3902 miss_total: 1719 swrong=2 ewrong=2 - open/close 795 (time 1789302767.39 total 10.01 last 79.39) total: 900 open/close in 11.38 seconds: 79.07 ops/second llite.lustre-ffff962384596000.statahead_max=0 1001 real 0m24.473s user 0m0.039s sys 0m2.927s 'ls -l' 1000 files without statahead: 25 sec llite.lustre-ffff962384596000.statahead_max=32 llite.lustre-ffff962384596000.statahead_max=32 1001 real 0m8.929s user 0m0.028s sys 0m1.471s 'ls -l' 1000 files with statahead: 9 sec statahead total: 143 statahead wrong: 2 agl total: 136 list_total: 32 fname_total: 85 hit_total: 4901 miss_total: 1720 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 21 seconds llite.lustre-ffff962384596000.statahead_stats= statahead total: 143 statahead wrong: 2 agl total: 136 list_total: 32 fname_total: 85 hit_total: 4901 miss_total: 1720 mdc.lustre-MDT0000-mdc-ffff962384596000.batch_stats= snapshot_time: 1789302835.928166724 secs.nsecs start_time: 1789302744.743520863 secs.nsecs elapsed_time: 91.184645861 secs.nsecs subreqs per batch batches %% cum %% 1: 4 10 10 2: 1 2 13 4: 2 5 18 8: 0 0 18 16: 25 65 84 32: 6 15 100 mdc.lustre-MDT0001-mdc-ffff962384596000.batch_stats= snapshot_time: 1789302835.928243651 secs.nsecs start_time: 1789302744.743620773 secs.nsecs elapsed_time: 91.184622878 secs.nsecs subreqs per batch batches %% cum %% 1: 2 5 5 2: 0 0 5 4: 1 2 7 8: 2 5 12 16: 12 30 42 32: 23 57 100 - open/close 820 (time 1789302848.83 total 10.00 last 81.96) - open/close 1449 (time 1789302858.83 total 20.01 last 62.89) - open/close 2217 (time 1789302868.85 total 30.02 last 76.67) - open/close 3030 (time 1789302878.86 total 40.04 last 81.16) - open/close 3870 (time 1789302888.88 total 50.05 last 83.89) - open/close 4688 (time 1789302898.88 total 60.06 last 81.77) - open/close 5438 (time 1789302908.88 total 70.06 last 74.98) - open/close 6172 (time 1789302918.89 total 80.07 last 73.34) - open/close 6966 (time 1789302928.90 total 90.07 last 79.35) - open/close 7816 (time 1789302938.90 total 100.07 last 84.98) - open/close 8681 (time 1789302948.91 total 110.09 last 86.37) - open/close 9534 (time 1789302958.93 total 120.10 last 85.20) total: 10000 open/close in 126.52 seconds: 79.04 ops/second llite.lustre-ffff962384596000.statahead_batch_max=0 llite.lustre-ffff962384596000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff962384596000.stats=clear mdc.lustre-MDT0001-mdc-ffff962384596000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m57.259s user 0m0.337s sys 0m15.323s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff962384596000.statahead_batch_max=32 llite.lustre-ffff962384596000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff962384596000.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff962384596000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff962384596000.stats=clear mdc.lustre-MDT0001-mdc-ffff962384596000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m37.861s user 0m0.307s sys 0m14.303s batched statahead RPC= hit count=9987 mdc.lustre-MDT0000-mdc-ffff962384596000.batch_stats= snapshot_time: 1789303139.864372753 secs.nsecs start_time: 1789303031.500395142 secs.nsecs elapsed_time: 108.363977611 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-ffff962384596000.batch_stats= snapshot_time: 1789303139.864444750 secs.nsecs start_time: 1789303031.500475727 secs.nsecs elapsed_time: 108.363969023 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff962384596000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff962384596000.batch_stats=0 llite.lustre-ffff962384596000.statahead_max=2048 llite.lustre-ffff962384596000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff962384596000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff962384596000.batch_stats=0 striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d123ad.sanity total: 100 open/close in 2.67 seconds: 37.38 ops/second llite.lustre-ffff962384596000.statahead_max=0 101 real 0m2.240s user 0m0.008s sys 0m0.330s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff962384596000.statahead_max=2048 llite.lustre-ffff962384596000.statahead_max=2048 101 real 0m0.884s user 0m0.004s sys 0m0.172s '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: 10086 miss_total: 14 swrong=0 ewrong=0 - open/close 814 (time 1789303436.92 total 10.01 last 81.32) total: 900 open/close in 11.36 seconds: 79.25 ops/second llite.lustre-ffff962384596000.statahead_max=0 1001 real 0m22.510s user 0m0.042s sys 0m3.056s 'ls -l' 1000 files without statahead: 22 sec llite.lustre-ffff962384596000.statahead_max=2048 llite.lustre-ffff962384596000.statahead_max=2048 1001 real 0m6.461s user 0m0.034s sys 0m1.404s '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: 11085 miss_total: 15 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 20 seconds llite.lustre-ffff962384596000.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11085 miss_total: 15 mdc.lustre-MDT0000-mdc-ffff962384596000.batch_stats= snapshot_time: 1789303499.841063589 secs.nsecs start_time: 1789303142.797072352 secs.nsecs elapsed_time: 357.043991237 secs.nsecs subreqs per batch batches %% cum %% 1: 1 10 10 2: 0 0 10 4: 3 30 40 8: 0 0 40 16: 2 20 60 32: 1 10 70 64: 1 10 80 128: 0 0 80 256: 2 20 100 mdc.lustre-MDT0001-mdc-ffff962384596000.batch_stats= snapshot_time: 1789303499.841292674 secs.nsecs start_time: 1789303142.797305639 secs.nsecs elapsed_time: 357.043987035 secs.nsecs subreqs per batch batches %% cum %% 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 6 60 60 16: 0 0 60 32: 0 0 60 64: 2 20 80 128: 0 0 80 256: 2 20 100 - open/close 814 (time 1789303512.47 total 10.01 last 81.35) - open/close 1603 (time 1789303522.48 total 20.01 last 78.86) - open/close 2391 (time 1789303532.49 total 30.03 last 78.69) - open/close 3192 (time 1789303542.50 total 40.03 last 80.04) - open/close 3975 (time 1789303552.52 total 50.05 last 78.15) - open/close 4750 (time 1789303562.53 total 60.06 last 77.45) - open/close 5479 (time 1789303572.53 total 70.06 last 72.86) - open/close 6252 (time 1789303582.54 total 80.07 last 77.22) - open/close 6972 (time 1789303592.55 total 90.08 last 71.95) - open/close 7690 (time 1789303602.56 total 100.09 last 71.76) - open/close 8476 (time 1789303612.58 total 110.11 last 78.41) - open/close 9292 (time 1789303622.59 total 120.12 last 81.53) total: 10000 open/close in 128.90 seconds: 77.58 ops/second llite.lustre-ffff962384596000.statahead_batch_max=0 llite.lustre-ffff962384596000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff962384596000.stats=clear mdc.lustre-MDT0001-mdc-ffff962384596000.stats=clear ls -l files in d123ad.sanity: 10001 real 1m1.702s user 0m0.326s sys 0m14.816s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff962384596000.statahead_batch_max=256 llite.lustre-ffff962384596000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff962384596000.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff962384596000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff962384596000.stats=clear mdc.lustre-MDT0001-mdc-ffff962384596000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m50.020s user 0m0.330s sys 0m15.502s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff962384596000.batch_stats= snapshot_time: 1789303763.819200322 secs.nsecs start_time: 1789303703.042331312 secs.nsecs elapsed_time: 60.776869010 secs.nsecs subreqs per batch batches %% cum %% 1: 147 50 50 2: 45 15 65 4: 23 7 73 8: 11 3 77 16: 6 2 79 32: 17 5 85 64: 7 2 87 128: 0 0 87 256: 35 12 100 mdc.lustre-MDT0001-mdc-ffff962384596000.batch_stats= snapshot_time: 1789303763.819273346 secs.nsecs start_time: 1789303703.042417231 secs.nsecs elapsed_time: 60.776856115 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-ffff962384596000.statahead_batch_max=64 llite.lustre-ffff962384596000.statahead_max=128