== sanity test 123ad: Verify batching statahead works correctly ========================================================== 05:34:30 (1715333670) batching: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8800ab39f800.batch_stats=0 llite.lustre-ffff8800ab39f800.statahead_max=32 llite.lustre-ffff8800ab39f800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8800ab39f800.batch_stats=0 total: 100 open/close in 1.10 seconds: 91.00 ops/second llite.lustre-ffff8800ab39f800.statahead_max=0 101 real 0m0.858s user 0m0.011s sys 0m0.248s ls -l 100 files without statahead: 1 sec llite.lustre-ffff8800ab39f800.statahead_max=32 32 101 real 0m0.376s user 0m0.004s sys 0m0.122s ls -l 100 files with statahead: 1 sec statahead total: 28 statahead wrong: 0 agl total: 28 list_total: 28 fname_total: 0 hit_total: 1591 miss_total: 139 total: 900 open/close in 4.09 seconds: 220.03 ops/second llite.lustre-ffff8800ab39f800.statahead_max=0 1001 real 0m8.880s user 0m0.090s sys 0m2.546s ls -l 1000 files without statahead: 9 sec llite.lustre-ffff8800ab39f800.statahead_max=32 32 1001 real 0m2.455s user 0m0.024s sys 0m0.929s ls -l 1000 files with statahead: 2 sec statahead total: 29 statahead wrong: 0 agl total: 29 list_total: 29 fname_total: 0 hit_total: 2590 miss_total: 144 ls -l done rm -r /mnt/lustre/d123ad.sanity/: 5 seconds rm done statahead total: 29 statahead wrong: 0 agl total: 29 list_total: 29 fname_total: 0 hit_total: 2590 miss_total: 144 mdc.lustre-MDT0000-mdc-ffff8800ab39f800.batch_stats= snapshot_time: 1715333700.946689091 secs.nsecs start_time: 1715333672.182337223 secs.nsecs elapsed_time: 28.764351868 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 2: 0 0 0 4: 1 2 2 8: 2 5 7 16: 2 5 12 32: 34 87 100 - open/close 2631 (time 1715333711.90 total 10.00 last 263.08) - open/close 5511 (time 1715333721.90 total 20.00 last 287.99) - open/close 8394 (time 1715333731.90 total 30.00 last 288.28) total: 10000 open/close in 36.98 seconds: 270.42 ops/second llite.lustre-ffff8800ab39f800.statahead_batch_max=0 llite.lustre-ffff8800ab39f800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800ab39f800.stats=clear 10001 real 0m10.830s user 0m0.221s sys 0m9.076s llite.lustre-ffff8800ab39f800.statahead_batch_max=32 llite.lustre-ffff8800ab39f800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800ab39f800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8800ab39f800.stats=clear 10001 real 0m23.539s user 0m0.279s sys 0m9.386s unbatched RPCs: 10004, batched RPCs: 315 mdc.lustre-MDT0000-mdc-ffff8800ab39f800.batch_stats= snapshot_time: 1715333778.410893086 secs.nsecs start_time: 1715333751.973698436 secs.nsecs elapsed_time: 26.437194650 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 batching: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff8800ab39f800.batch_stats=0 llite.lustre-ffff8800ab39f800.statahead_max=2048 llite.lustre-ffff8800ab39f800.statahead_batch_max=256 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8800ab39f800.batch_stats=0 total: 100 open/close in 1.00 seconds: 100.14 ops/second llite.lustre-ffff8800ab39f800.statahead_max=0 101 real 0m0.837s user 0m0.000s sys 0m0.269s ls -l 100 files without statahead: 1 sec llite.lustre-ffff8800ab39f800.statahead_max=2048 2048 101 real 0m0.291s user 0m0.003s sys 0m0.123s 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: 16 total: 900 open/close in 3.06 seconds: 294.01 ops/second llite.lustre-ffff8800ab39f800.statahead_max=0 1001 real 0m8.165s user 0m0.086s sys 0m2.481s ls -l 1000 files without statahead: 8 sec llite.lustre-ffff8800ab39f800.statahead_max=2048 2048 1001 real 0m1.380s user 0m0.027s sys 0m0.936s 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: 17 ls -l done rm -r /mnt/lustre/d123ad.sanity/: 6 seconds rm done statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11097 miss_total: 17 mdc.lustre-MDT0000-mdc-ffff8800ab39f800.batch_stats= snapshot_time: 1715333858.057892134 secs.nsecs start_time: 1715333779.191686301 secs.nsecs elapsed_time: 78.866205833 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 2 20 20 16: 2 20 40 32: 1 10 50 64: 0 0 50 128: 1 10 60 256: 4 40 100 - open/close 2659 (time 1715333868.74 total 10.00 last 265.82) - open/close 6122 (time 1715333878.74 total 20.00 last 346.27) - open/close 9809 (time 1715333888.75 total 30.01 last 368.60) total: 10000 open/close in 30.61 seconds: 326.64 ops/second llite.lustre-ffff8800ab39f800.statahead_batch_max=0 llite.lustre-ffff8800ab39f800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800ab39f800.stats=clear 10001 real 0m10.710s user 0m0.238s sys 0m9.432s llite.lustre-ffff8800ab39f800.statahead_batch_max=256 llite.lustre-ffff8800ab39f800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800ab39f800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8800ab39f800.stats=clear 10001 real 0m10.259s user 0m0.206s sys 0m8.656s unbatched RPCs: 10004, batched RPCs: 399 mdc.lustre-MDT0000-mdc-ffff8800ab39f800.batch_stats= snapshot_time: 1715333915.198556939 secs.nsecs start_time: 1715333902.295432935 secs.nsecs elapsed_time: 12.903124004 secs.nsecs subreqs per batch batches % cum % 1: 262 65 65 2: 36 9 74 4: 16 4 78 8: 19 4 83 16: 18 4 87 32: 12 3 90 64: 0 0 90 128: 1 0 91 256: 35 8 100 seq.cli-lustre-OST0000-super.width=33554431 seq.cli-lustre-OST0001-super.width=33554431 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff8800ab39f800.statahead_batch_max=64 llite.lustre-ffff8800ab39f800.statahead_max=128