== sanity test 123ad: Verify batching statahead works correctly ========================================================== 22:54:51 (1746068091) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8800aa566000.batch_stats=0 llite.lustre-ffff8800aa566000.statahead_max=32 llite.lustre-ffff8800aa566000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8800aa566000.batch_stats=0 total: 100 open/close in 1.20 seconds: 83.37 ops/second llite.lustre-ffff8800aa566000.statahead_max=0 101 real 0m1.000s user 0m0.019s sys 0m0.258s ls -l 100 files without statahead: 1 sec llite.lustre-ffff8800aa566000.statahead_max=32 32 101 real 0m0.349s user 0m0.009s sys 0m0.118s ls -l 100 files with statahead: 0 sec statahead total: 144 statahead wrong: 2 agl total: 144 list_total: 27 fname_total: 117 hit_total: 5376 miss_total: 690 total: 900 open/close in 5.49 seconds: 164.03 ops/second llite.lustre-ffff8800aa566000.statahead_max=0 1001 real 0m10.709s user 0m0.092s sys 0m2.620s ls -l 1000 files without statahead: 10 sec llite.lustre-ffff8800aa566000.statahead_max=32 32 1001 real 0m3.280s user 0m0.022s sys 0m1.024s ls -l 1000 files with statahead: 4 sec statahead total: 145 statahead wrong: 2 agl total: 145 list_total: 28 fname_total: 117 hit_total: 6375 miss_total: 695 - open/close 1547 (time 1746068130.79 total 10.00 last 154.69) - open/close 2973 (time 1746068140.79 total 20.00 last 142.59) total: 4000 open/close in 26.96 seconds: 148.35 ops/second llite.lustre-ffff8800aa566000.statahead_max=0 5001 real 0m50.718s user 0m0.834s sys 0m12.649s ls -l 5000 files without statahead: 51 sec llite.lustre-ffff8800aa566000.statahead_max=32 32 5001 real 0m18.628s user 0m0.144s sys 0m5.244s ls -l 5000 files with statahead: 19 sec statahead total: 146 statahead wrong: 2 agl total: 146 list_total: 29 fname_total: 117 hit_total: 11374 miss_total: 721 ls -l done rm -r /mnt/lustre/d123ad.sanity: 32 seconds llite.lustre-ffff8800aa566000.statahead_stats= statahead total: 146 statahead wrong: 2 agl total: 146 list_total: 29 fname_total: 117 hit_total: 11374 miss_total: 721 mdc.lustre-MDT0000-mdc-ffff8800aa566000.batch_stats= snapshot_time: 1746068254.723715228 secs.nsecs start_time: 1746068093.268939035 secs.nsecs elapsed_time: 161.454776193 secs.nsecs subreqs per batch batches % cum % 1: 1 0 0 2: 1 0 1 4: 1 0 1 8: 3 1 3 16: 3 1 4 32: 190 95 100 - open/close 1718 (time 1746068265.53 total 10.00 last 171.74) - open/close 3663 (time 1746068275.54 total 20.01 last 194.44) - open/close 5345 (time 1746068285.54 total 30.01 last 168.16) - open/close 7115 (time 1746068295.54 total 40.01 last 176.92) - open/close 8792 (time 1746068305.55 total 50.02 last 167.60) total: 10000 open/close in 58.23 seconds: 171.74 ops/second llite.lustre-ffff8800aa566000.statahead_batch_max=0 llite.lustre-ffff8800aa566000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800aa566000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m16.393s user 0m0.226s sys 0m8.383s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8800aa566000.statahead_batch_max=32 llite.lustre-ffff8800aa566000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800aa566000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8800aa566000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m30.015s user 0m0.329s sys 0m9.885s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8800aa566000.batch_stats= snapshot_time: 1746068366.452334660 secs.nsecs start_time: 1746068333.275848795 secs.nsecs elapsed_time: 33.176485865 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 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff8800aa566000.batch_stats=0 llite.lustre-ffff8800aa566000.statahead_max=2048 llite.lustre-ffff8800aa566000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff8800aa566000.batch_stats=0 total: 100 open/close in 1.12 seconds: 89.53 ops/second llite.lustre-ffff8800aa566000.statahead_max=0 101 real 0m0.865s user 0m0.012s sys 0m0.243s ls -l 100 files without statahead: 1 sec llite.lustre-ffff8800aa566000.statahead_max=2048 2048 101 real 0m0.337s user 0m0.004s sys 0m0.124s 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: 56 total: 900 open/close in 3.90 seconds: 230.51 ops/second llite.lustre-ffff8800aa566000.statahead_max=0 1001 real 0m10.727s user 0m0.059s sys 0m2.651s ls -l 1000 files without statahead: 10 sec llite.lustre-ffff8800aa566000.statahead_max=2048 2048 1001 real 0m1.460s user 0m0.015s sys 0m0.989s ls -l 1000 files with statahead: 2 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11097 miss_total: 57 - open/close 2648 (time 1746068511.66 total 10.00 last 264.79) total: 4000 open/close in 16.31 seconds: 245.18 ops/second llite.lustre-ffff8800aa566000.statahead_max=0 5001 real 0m43.830s user 0m0.552s sys 0m12.134s ls -l 5000 files without statahead: 44 sec llite.lustre-ffff8800aa566000.statahead_max=2048 2048 5001 real 0m6.467s user 0m0.138s sys 0m4.766s ls -l 5000 files with statahead: 7 sec statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 16096 miss_total: 58 ls -l done rm -r /mnt/lustre/d123ad.sanity: 37 seconds llite.lustre-ffff8800aa566000.statahead_stats= statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 16096 miss_total: 58 mdc.lustre-MDT0000-mdc-ffff8800aa566000.batch_stats= snapshot_time: 1746068610.697497939 secs.nsecs start_time: 1746068366.997890453 secs.nsecs elapsed_time: 243.699607486 secs.nsecs subreqs per batch batches % cum % 1: 72 54 54 2: 2 1 55 4: 5 3 59 8: 13 9 69 16: 8 6 75 32: 10 7 82 64: 0 0 82 128: 1 0 83 256: 22 16 100 - open/close 1823 (time 1746068621.77 total 10.01 last 182.17) - open/close 3424 (time 1746068631.77 total 20.01 last 160.08) - open/close 5460 (time 1746068641.77 total 30.01 last 203.52) - open/close 7133 (time 1746068651.77 total 40.01 last 167.27) - open/close 8974 (time 1746068661.78 total 50.02 last 184.03) total: 10000 open/close in 56.36 seconds: 177.43 ops/second llite.lustre-ffff8800aa566000.statahead_batch_max=0 llite.lustre-ffff8800aa566000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800aa566000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m22.523s user 0m0.229s sys 0m9.358s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8800aa566000.statahead_batch_max=256 llite.lustre-ffff8800aa566000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800aa566000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8800aa566000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m15.578s user 0m0.305s sys 0m10.156s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8800aa566000.batch_stats= snapshot_time: 1746068713.150813756 secs.nsecs start_time: 1746068693.660204313 secs.nsecs elapsed_time: 19.490609443 secs.nsecs subreqs per batch batches % cum % 1: 108 50 50 2: 15 6 57 4: 17 7 65 8: 6 2 67 16: 18 8 76 32: 14 6 82 64: 1 0 83 128: 0 0 83 256: 36 16 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff8800aa566000.statahead_batch_max=64 llite.lustre-ffff8800aa566000.statahead_max=128