== sanity test 123ad: Verify batching statahead works correctly ========================================================== 08:28:39 (1743510519) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff88012aab7800.batch_stats=0 llite.lustre-ffff88012aab7800.statahead_max=32 llite.lustre-ffff88012aab7800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff88012aab7800.batch_stats=0 total: 100 open/close in 0.95 seconds: 105.82 ops/second llite.lustre-ffff88012aab7800.statahead_max=0 101 real 0m0.948s user 0m0.006s sys 0m0.334s ls -l 100 files without statahead: 1 sec llite.lustre-ffff88012aab7800.statahead_max=32 32 101 real 0m0.375s user 0m0.007s sys 0m0.176s ls -l 100 files with statahead: 1 sec statahead total: 43 statahead wrong: 1 agl total: 43 list_total: 19 fname_total: 24 hit_total: 11842 miss_total: 217 total: 900 open/close in 2.04 seconds: 441.15 ops/second llite.lustre-ffff88012aab7800.statahead_max=0 1001 real 0m5.321s user 0m0.024s sys 0m1.853s ls -l 1000 files without statahead: 5 sec llite.lustre-ffff88012aab7800.statahead_max=32 32 1001 real 0m2.768s user 0m0.024s sys 0m1.181s ls -l 1000 files with statahead: 3 sec statahead total: 44 statahead wrong: 1 agl total: 44 list_total: 20 fname_total: 24 hit_total: 12841 miss_total: 218 - open/close 4331 (time 1743510548.32 total 10.00 last 433.09) total: 9000 open/close in 18.90 seconds: 476.13 ops/second llite.lustre-ffff88012aab7800.statahead_max=0 10001 real 1m4.999s user 0m0.273s sys 0m22.448s ls -l 10000 files without statahead: 65 sec llite.lustre-ffff88012aab7800.statahead_max=32 32 10001 real 0m28.359s user 0m0.211s sys 0m12.307s ls -l 10000 files with statahead: 28 sec statahead total: 45 statahead wrong: 1 agl total: 45 list_total: 21 fname_total: 24 hit_total: 22840 miss_total: 219 ls -l done rm -r /mnt/lustre/d123ad.sanity: 54 seconds llite.lustre-ffff88012aab7800.statahead_stats= statahead total: 45 statahead wrong: 1 agl total: 45 list_total: 21 fname_total: 24 hit_total: 22840 miss_total: 219 mdc.lustre-MDT0000-mdc-ffff88012aab7800.batch_stats= snapshot_time: 1743510710.430422354 secs.nsecs start_time: 1743510521.246161468 secs.nsecs elapsed_time: 189.184260886 secs.nsecs subreqs per batch batches % cum % 1: 1 0 0 2: 0 0 0 4: 1 0 0 8: 3 0 1 16: 3 0 2 32: 346 97 100 - open/close 2806 (time 1743510721.25 total 10.00 last 280.60) - open/close 5277 (time 1743510731.26 total 20.00 last 247.05) - open/close 8136 (time 1743510741.26 total 30.01 last 285.80) total: 10000 open/close in 35.91 seconds: 278.51 ops/second llite.lustre-ffff88012aab7800.statahead_batch_max=0 llite.lustre-ffff88012aab7800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88012aab7800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m8.952s user 0m0.173s sys 0m8.278s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff88012aab7800.statahead_batch_max=32 llite.lustre-ffff88012aab7800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88012aab7800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff88012aab7800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m30.461s user 0m0.278s sys 0m13.582s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff88012aab7800.batch_stats= snapshot_time: 1743510790.413963356 secs.nsecs start_time: 1743510757.915691581 secs.nsecs elapsed_time: 32.498271775 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-ffff88012aab7800.batch_stats=0 llite.lustre-ffff88012aab7800.statahead_max=2048 llite.lustre-ffff88012aab7800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff88012aab7800.batch_stats=0 total: 100 open/close in 0.82 seconds: 121.48 ops/second llite.lustre-ffff88012aab7800.statahead_max=0 101 real 0m0.556s user 0m0.000s sys 0m0.190s ls -l 100 files without statahead: 0 sec llite.lustre-ffff88012aab7800.statahead_max=2048 2048 101 real 0m0.460s user 0m0.005s sys 0m0.183s 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 total: 900 open/close in 3.44 seconds: 261.39 ops/second llite.lustre-ffff88012aab7800.statahead_max=0 1001 real 0m8.718s user 0m0.022s sys 0m3.016s ls -l 1000 files without statahead: 9 sec llite.lustre-ffff88012aab7800.statahead_max=2048 2048 1001 real 0m1.108s user 0m0.019s sys 0m0.741s ls -l 1000 files with statahead: 1 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11097 miss_total: 3 - open/close 2670 (time 1743510916.69 total 10.00 last 266.98) total: 4000 open/close in 15.38 seconds: 260.15 ops/second llite.lustre-ffff88012aab7800.statahead_max=0 5001 real 0m44.178s user 0m0.172s sys 0m15.050s ls -l 5000 files without statahead: 44 sec llite.lustre-ffff88012aab7800.statahead_max=2048 2048 5001 real 0m4.733s user 0m0.087s sys 0m3.788s ls -l 5000 files with statahead: 5 sec statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 16096 miss_total: 4 ls -l done rm -r /mnt/lustre/d123ad.sanity: 27 seconds llite.lustre-ffff88012aab7800.statahead_stats= statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 16096 miss_total: 4 mdc.lustre-MDT0000-mdc-ffff88012aab7800.batch_stats= snapshot_time: 1743511002.916036319 secs.nsecs start_time: 1743510790.778093051 secs.nsecs elapsed_time: 212.137943268 secs.nsecs subreqs per batch batches % cum % 1: 180 68 68 2: 14 5 73 4: 13 4 78 8: 10 3 82 16: 19 7 89 32: 5 1 91 64: 1 0 91 128: 1 0 92 256: 21 7 100 - open/close 2502 (time 1743511013.79 total 10.00 last 250.18) - open/close 4947 (time 1743511023.79 total 20.00 last 244.47) - open/close 7413 (time 1743511033.79 total 30.00 last 246.59) total: 10000 open/close in 38.62 seconds: 258.94 ops/second llite.lustre-ffff88012aab7800.statahead_batch_max=0 llite.lustre-ffff88012aab7800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88012aab7800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m9.014s user 0m0.175s sys 0m8.075s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff88012aab7800.statahead_batch_max=256 llite.lustre-ffff88012aab7800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88012aab7800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff88012aab7800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m8.793s user 0m0.166s sys 0m7.297s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff88012aab7800.batch_stats= snapshot_time: 1743511064.503737337 secs.nsecs start_time: 1743511053.203123481 secs.nsecs elapsed_time: 11.300613856 secs.nsecs subreqs per batch batches % cum % 1: 180 59 59 2: 21 6 66 4: 16 5 72 8: 16 5 77 16: 25 8 85 32: 7 2 88 64: 0 0 88 128: 0 0 88 256: 36 11 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff88012aab7800.statahead_batch_max=64 llite.lustre-ffff88012aab7800.statahead_max=128