== sanity test 123ad: Verify batching statahead works correctly ========================================================== 12:04:36 (1782489876) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff903282abd800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff903282abd800.batch_stats=0 llite.lustre-ffff903282abd800.statahead_max=32 llite.lustre-ffff903282abd800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff903282abd800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff903282abd800.batch_stats=0 striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d123ad.sanity total: 100 open/close in 2.20 seconds: 45.46 ops/second llite.lustre-ffff903282abd800.statahead_max=0 101 real 0m2.125s user 0m0.006s sys 0m0.330s 'ls -l' 100 files without statahead: 2 sec llite.lustre-ffff903282abd800.statahead_max=32 llite.lustre-ffff903282abd800.statahead_max=32 101 real 0m0.934s user 0m0.005s sys 0m0.213s 'ls -l' 100 files with statahead: 1 sec statahead total: 148 statahead wrong: 2 agl total: 142 list_total: 30 fname_total: 118 hit_total: 4199 miss_total: 1281 swrong=2 ewrong=2 - open/close 827 (time 1782489904.05 total 10.00 last 82.67) total: 900 open/close in 11.00 seconds: 81.78 ops/second llite.lustre-ffff903282abd800.statahead_max=0 1001 real 0m19.716s user 0m0.034s sys 0m3.504s 'ls -l' 1000 files without statahead: 20 sec llite.lustre-ffff903282abd800.statahead_max=32 llite.lustre-ffff903282abd800.statahead_max=32 1001 real 0m8.496s user 0m0.030s sys 0m1.681s 'ls -l' 1000 files with statahead: 8 sec statahead total: 149 statahead wrong: 2 agl total: 143 list_total: 31 fname_total: 118 hit_total: 5194 miss_total: 1286 swrong=2 ewrong=2 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 21 seconds llite.lustre-ffff903282abd800.statahead_stats= statahead total: 149 statahead wrong: 2 agl total: 143 list_total: 31 fname_total: 118 hit_total: 5194 miss_total: 1286 mdc.lustre-MDT0000-mdc-ffff903282abd800.batch_stats= snapshot_time: 1782489967.082974780 secs.nsecs start_time: 1782489881.950758410 secs.nsecs elapsed_time: 85.132216370 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 2: 0 0 0 4: 2 5 5 8: 3 7 13 16: 20 52 65 32: 13 34 100 mdc.lustre-MDT0001-mdc-ffff903282abd800.batch_stats= snapshot_time: 1782489967.083043219 secs.nsecs start_time: 1782489881.950880883 secs.nsecs elapsed_time: 85.132162336 secs.nsecs subreqs per batch batches % cum % 1: 2 4 4 2: 0 0 4 4: 3 7 12 8: 3 7 19 16: 20 48 68 32: 13 31 100 - open/close 774 (time 1782489979.68 total 10.01 last 77.31) - open/close 1640 (time 1782489989.68 total 20.01 last 86.59) - open/close 2521 (time 1782489999.69 total 30.02 last 88.07) - open/close 3309 (time 1782490009.70 total 40.03 last 78.70) - open/close 4028 (time 1782490019.71 total 50.04 last 71.81) - open/close 4821 (time 1782490029.74 total 60.07 last 79.12) - open/close 5613 (time 1782490039.74 total 70.07 last 79.18) - open/close 6391 (time 1782490049.75 total 80.08 last 77.70) - open/close 7040 (time 1782490059.76 total 90.09 last 64.82) - open/close 7906 (time 1782490069.77 total 100.10 last 86.52) - open/close 8654 (time 1782490079.78 total 110.11 last 74.75) - open/close 9380 (time 1782490089.79 total 120.12 last 72.51) total: 10000 open/close in 128.31 seconds: 77.94 ops/second llite.lustre-ffff903282abd800.statahead_batch_max=0 llite.lustre-ffff903282abd800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff903282abd800.stats=clear mdc.lustre-MDT0001-mdc-ffff903282abd800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m3.464s user 0m0.363s sys 0m17.496s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff903282abd800.statahead_batch_max=32 llite.lustre-ffff903282abd800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff903282abd800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff903282abd800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff903282abd800.stats=clear mdc.lustre-MDT0001-mdc-ffff903282abd800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m52.102s user 0m0.330s sys 0m16.677s batched statahead RPC= hit count=9982 mdc.lustre-MDT0000-mdc-ffff903282abd800.batch_stats= snapshot_time: 1782490300.454495456 secs.nsecs start_time: 1782490171.955953168 secs.nsecs elapsed_time: 128.498542288 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-ffff903282abd800.batch_stats= snapshot_time: 1782490300.454578699 secs.nsecs start_time: 1782490171.956028876 secs.nsecs elapsed_time: 128.498549823 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff903282abd800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff903282abd800.batch_stats=0 llite.lustre-ffff903282abd800.statahead_max=2048 llite.lustre-ffff903282abd800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff903282abd800.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff903282abd800.batch_stats=0 striped dir -i1 -c2 -H all_char /mnt/lustre/d123ad.sanity total: 100 open/close in 3.10 seconds: 32.27 ops/second llite.lustre-ffff903282abd800.statahead_max=0 101 real 0m3.044s user 0m0.004s sys 0m0.386s 'ls -l' 100 files without statahead: 3 sec llite.lustre-ffff903282abd800.statahead_max=2048 llite.lustre-ffff903282abd800.statahead_max=2048 101 real 0m1.118s user 0m0.003s sys 0m0.230s '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: 10081 miss_total: 19 swrong=0 ewrong=0 - open/close 649 (time 1782490635.17 total 10.01 last 64.87) total: 900 open/close in 14.09 seconds: 63.89 ops/second llite.lustre-ffff903282abd800.statahead_max=0 1001 real 0m22.201s user 0m0.050s sys 0m3.475s 'ls -l' 1000 files without statahead: 22 sec llite.lustre-ffff903282abd800.statahead_max=2048 llite.lustre-ffff903282abd800.statahead_max=2048 1001 real 0m8.829s user 0m0.033s sys 0m1.509s '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: 11080 miss_total: 20 swrong=0 ewrong=0 'ls -l' done unlink + rm -r /mnt/lustre/d123ad.sanity: 23 seconds llite.lustre-ffff903282abd800.statahead_stats= statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11080 miss_total: 20 mdc.lustre-MDT0000-mdc-ffff903282abd800.batch_stats= snapshot_time: 1782490707.148223496 secs.nsecs start_time: 1782490303.361488687 secs.nsecs elapsed_time: 403.786734809 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 2: 0 0 0 4: 1 12 12 8: 3 37 50 16: 1 12 62 32: 1 12 75 64: 0 0 75 128: 0 0 75 256: 2 25 100 mdc.lustre-MDT0001-mdc-ffff903282abd800.batch_stats= snapshot_time: 1782490707.149088367 secs.nsecs start_time: 1782490303.361635130 secs.nsecs elapsed_time: 403.787453237 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 2: 0 0 0 4: 2 25 25 8: 1 12 37 16: 2 25 62 32: 0 0 62 64: 1 12 75 128: 0 0 75 256: 2 25 100 - open/close 673 (time 1782490719.90 total 10.00 last 67.29) - open/close 1426 (time 1782490729.91 total 20.01 last 75.23) - open/close 2199 (time 1782490739.92 total 30.02 last 77.23) - open/close 2868 (time 1782490749.93 total 40.03 last 66.84) - open/close 3522 (time 1782490759.93 total 50.04 last 65.35) - open/close 4176 (time 1782490769.94 total 60.04 last 65.36) - open/close 4894 (time 1782490779.95 total 70.05 last 71.76) - open/close 5681 (time 1782490789.95 total 80.05 last 78.68) - open/close 6482 (time 1782490799.95 total 90.05 last 80.08) - open/close 7288 (time 1782490809.96 total 100.06 last 80.57) - open/close 8053 (time 1782490819.96 total 110.06 last 76.46) - open/close 8727 (time 1782490829.97 total 120.07 last 67.32) - open/close 9405 (time 1782490839.98 total 130.08 last 67.73) - open/close 9974 (time 1782490849.99 total 140.09 last 56.86) total: 10000 open/close in 140.61 seconds: 71.12 ops/second llite.lustre-ffff903282abd800.statahead_batch_max=0 llite.lustre-ffff903282abd800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff903282abd800.stats=clear mdc.lustre-MDT0001-mdc-ffff903282abd800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m18.948s user 0m0.355s sys 0m18.631s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff903282abd800.statahead_batch_max=256 llite.lustre-ffff903282abd800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff903282abd800.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff903282abd800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff903282abd800.stats=clear mdc.lustre-MDT0001-mdc-ffff903282abd800.stats=clear ls -l files in d123ad.sanity: 10001 real 1m18.031s user 0m0.335s sys 0m17.339s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff903282abd800.batch_stats= snapshot_time: 1782491040.629800634 secs.nsecs start_time: 1782490943.614323844 secs.nsecs elapsed_time: 97.015476790 secs.nsecs subreqs per batch batches % cum % 1: 144 48 48 2: 30 10 59 4: 37 12 71 8: 18 6 77 16: 8 2 80 32: 18 6 86 64: 4 1 88 128: 0 0 88 256: 35 11 100 mdc.lustre-MDT0001-mdc-ffff903282abd800.batch_stats= snapshot_time: 1782491040.629876309 secs.nsecs start_time: 1782490943.614406994 secs.nsecs elapsed_time: 97.015469315 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-ffff903282abd800.statahead_batch_max=64 llite.lustre-ffff903282abd800.statahead_max=128