== sanity test 123ad: Verify batching statahead works correctly ========================================================== 11:06:30 (1761145590) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff987acb9ff000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff987acb9ff000.batch_stats=0 llite.lustre-ffff987acb9ff000.statahead_max=32 llite.lustre-ffff987acb9ff000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff987acb9ff000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff987acb9ff000.batch_stats=0 striped dir -i1 -c2 -H crush /mnt/lustre/d123ad.sanity total: 100 open/close in 0.64 seconds: 155.58 ops/second llite.lustre-ffff987acb9ff000.statahead_max=0 101 real 0m0.557s user 0m0.002s sys 0m0.190s ls -l 100 files without statahead: 1 sec llite.lustre-ffff987acb9ff000.statahead_max=32 32 101 real 0m0.378s user 0m0.002s sys 0m0.203s ls -l 100 files with statahead: 0 sec statahead total: 73 statahead wrong: 1 agl total: 68 list_total: 29 fname_total: 44 hit_total: 33605 miss_total: 210 total: 900 open/close in 1.92 seconds: 469.84 ops/second llite.lustre-ffff987acb9ff000.statahead_max=0 1001 real 0m5.553s user 0m0.018s sys 0m1.977s ls -l 1000 files without statahead: 5 sec llite.lustre-ffff987acb9ff000.statahead_max=32 32 1001 real 0m3.525s user 0m0.011s sys 0m1.632s ls -l 1000 files with statahead: 4 sec statahead total: 74 statahead wrong: 1 agl total: 69 list_total: 30 fname_total: 44 hit_total: 34604 miss_total: 211 - open/close 3264 (time 1761145619.94 total 10.00 last 326.36) - open/close 7520 (time 1761145629.94 total 20.00 last 425.52) total: 9000 open/close in 24.50 seconds: 367.29 ops/second llite.lustre-ffff987acb9ff000.statahead_max=0 10001 real 1m5.884s user 0m0.186s sys 0m22.249s ls -l 10000 files without statahead: 66 sec llite.lustre-ffff987acb9ff000.statahead_max=32 32 10001 real 0m42.514s user 0m0.130s sys 0m17.419s ls -l 10000 files with statahead: 43 sec statahead total: 75 statahead wrong: 1 agl total: 70 list_total: 31 fname_total: 44 hit_total: 44603 miss_total: 212 ls -l done rm -r /mnt/lustre/d123ad.sanity: 64 seconds llite.lustre-ffff987acb9ff000.statahead_stats= statahead total: 75 statahead wrong: 1 agl total: 70 list_total: 31 fname_total: 44 hit_total: 44603 miss_total: 212 mdc.lustre-MDT0000-mdc-ffff987acb9ff000.batch_stats= snapshot_time: 1761145818.157386538 secs.nsecs start_time: 1761145592.090578044 secs.nsecs elapsed_time: 226.066808494 secs.nsecs subreqs per batch batches % cum % 1: 1 0 0 2: 3 0 1 4: 1 0 1 8: 5 1 2 16: 226 64 67 32: 116 32 100 mdc.lustre-MDT0001-mdc-ffff987acb9ff000.batch_stats= snapshot_time: 1761145818.157429581 secs.nsecs start_time: 1761145592.090634201 secs.nsecs elapsed_time: 226.066795380 secs.nsecs subreqs per batch batches % cum % 1: 3 0 0 2: 0 0 0 4: 5 1 2 8: 2 0 2 16: 158 44 47 32: 188 52 100 - open/close 3356 (time 1761145829.34 total 10.00 last 335.48) - open/close 7084 (time 1761145839.34 total 20.00 last 372.80) total: 10000 open/close in 26.05 seconds: 383.86 ops/second llite.lustre-ffff987acb9ff000.statahead_batch_max=0 llite.lustre-ffff987acb9ff000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff987acb9ff000.stats=clear mdc.lustre-MDT0001-mdc-ffff987acb9ff000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m32.002s user 0m0.143s sys 0m30.389s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff987acb9ff000.statahead_batch_max=32 llite.lustre-ffff987acb9ff000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff987acb9ff000.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff987acb9ff000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff987acb9ff000.stats=clear mdc.lustre-MDT0001-mdc-ffff987acb9ff000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m36.223s user 0m0.155s sys 0m19.188s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff987acb9ff000.batch_stats= snapshot_time: 1761145921.169448439 secs.nsecs start_time: 1761145880.209813150 secs.nsecs elapsed_time: 40.959635289 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 mdc.lustre-MDT0001-mdc-ffff987acb9ff000.batch_stats= snapshot_time: 1761145921.169571104 secs.nsecs start_time: 1761145880.209865187 secs.nsecs elapsed_time: 40.959705917 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff987acb9ff000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff987acb9ff000.batch_stats=0 llite.lustre-ffff987acb9ff000.statahead_max=2048 llite.lustre-ffff987acb9ff000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff987acb9ff000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff987acb9ff000.batch_stats=0 striped dir -i1 -c2 -H crush2 /mnt/lustre/d123ad.sanity total: 100 open/close in 1.03 seconds: 96.85 ops/second llite.lustre-ffff987acb9ff000.statahead_max=0 101 real 0m0.664s user 0m0.001s sys 0m0.238s ls -l 100 files without statahead: 1 sec llite.lustre-ffff987acb9ff000.statahead_max=2048 2048 101 real 0m0.360s user 0m0.001s sys 0m0.209s 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 1.98 seconds: 455.23 ops/second llite.lustre-ffff987acb9ff000.statahead_max=0 1001 real 0m6.191s user 0m0.021s sys 0m2.205s ls -l 1000 files without statahead: 6 sec llite.lustre-ffff987acb9ff000.statahead_max=2048 2048 1001 real 0m3.801s user 0m0.012s sys 0m1.894s ls -l 1000 files with statahead: 4 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11097 miss_total: 3 - open/close 4765 (time 1761146034.72 total 10.00 last 476.44) total: 9000 open/close in 19.36 seconds: 464.97 ops/second llite.lustre-ffff987acb9ff000.statahead_max=0 10001 real 0m56.447s user 0m0.187s sys 0m19.976s ls -l 10000 files without statahead: 56 sec llite.lustre-ffff987acb9ff000.statahead_max=2048 2048 10001 real 0m25.705s user 0m0.151s sys 0m17.495s ls -l 10000 files with statahead: 26 sec statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 21096 miss_total: 4 ls -l done rm -r /mnt/lustre/d123ad.sanity: 64 seconds llite.lustre-ffff987acb9ff000.statahead_stats= statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 21096 miss_total: 4 mdc.lustre-MDT0000-mdc-ffff987acb9ff000.batch_stats= snapshot_time: 1761146201.448040695 secs.nsecs start_time: 1761145922.031133470 secs.nsecs elapsed_time: 279.416907225 secs.nsecs subreqs per batch batches % cum % 1: 104 66 66 2: 13 8 74 4: 3 1 76 8: 4 2 78 16: 0 0 78 32: 0 0 78 64: 1 0 79 128: 6 3 83 256: 26 16 100 mdc.lustre-MDT0001-mdc-ffff987acb9ff000.batch_stats= snapshot_time: 1761146201.448106880 secs.nsecs start_time: 1761145922.031248123 secs.nsecs elapsed_time: 279.416858757 secs.nsecs subreqs per batch batches % cum % 1: 108 65 65 2: 10 6 71 4: 8 4 76 8: 3 1 78 16: 0 0 78 32: 0 0 78 64: 3 1 80 128: 1 0 80 256: 32 19 100 - open/close 4667 (time 1761146212.35 total 10.00 last 466.69) - open/close 9383 (time 1761146222.35 total 20.00 last 471.51) total: 10000 open/close in 21.25 seconds: 470.58 ops/second llite.lustre-ffff987acb9ff000.statahead_batch_max=0 llite.lustre-ffff987acb9ff000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff987acb9ff000.stats=clear mdc.lustre-MDT0001-mdc-ffff987acb9ff000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m29.177s user 0m0.132s sys 0m25.569s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff987acb9ff000.statahead_batch_max=256 llite.lustre-ffff987acb9ff000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff987acb9ff000.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff987acb9ff000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff987acb9ff000.stats=clear mdc.lustre-MDT0001-mdc-ffff987acb9ff000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m25.122s user 0m0.129s sys 0m18.306s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff987acb9ff000.batch_stats= snapshot_time: 1761146284.602675446 secs.nsecs start_time: 1761146255.153509148 secs.nsecs elapsed_time: 29.449166298 secs.nsecs subreqs per batch batches % cum % 1: 211 54 54 2: 66 17 71 4: 37 9 81 8: 11 2 84 16: 1 0 84 32: 19 4 89 64: 6 1 91 128: 0 0 91 256: 34 8 100 mdc.lustre-MDT0001-mdc-ffff987acb9ff000.batch_stats= snapshot_time: 1761146284.602743070 secs.nsecs start_time: 1761146255.153564786 secs.nsecs elapsed_time: 29.449178284 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff987acb9ff000.statahead_batch_max=64 llite.lustre-ffff987acb9ff000.statahead_max=128