== sanity test 123ad: Verify batching statahead works correctly ========================================================== 09:09:05 (1724764145) batching: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff88009a0bc800.batch_stats=0 llite.lustre-ffff88009a0bc800.statahead_max=32 llite.lustre-ffff88009a0bc800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff88009a0bc800.batch_stats=0 total: 100 open/close in 0.75 seconds: 133.90 ops/second llite.lustre-ffff88009a0bc800.statahead_max=0 101 real 0m0.879s user 0m0.003s sys 0m0.256s ls -l 100 files without statahead: 1 sec llite.lustre-ffff88009a0bc800.statahead_max=32 32 101 real 0m0.323s user 0m0.006s sys 0m0.116s ls -l 100 files with statahead: 0 sec statahead total: 28 statahead wrong: 0 agl total: 28 list_total: 28 fname_total: 0 hit_total: 1596 miss_total: 138 total: 900 open/close in 3.92 seconds: 229.85 ops/second llite.lustre-ffff88009a0bc800.statahead_max=0 1001 real 0m7.099s user 0m0.073s sys 0m2.215s ls -l 1000 files without statahead: 7 sec llite.lustre-ffff88009a0bc800.statahead_max=32 32 1001 real 0m2.098s user 0m0.021s sys 0m0.920s 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: 2595 miss_total: 139 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: 2595 miss_total: 139 mdc.lustre-MDT0000-mdc-ffff88009a0bc800.batch_stats= snapshot_time: 1724764172.920364615 secs.nsecs start_time: 1724764147.005206878 secs.nsecs elapsed_time: 25.915157737 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 3 7 7 16: 2 5 12 32: 34 87 100 - open/close 2755 (time 1724764183.58 total 10.00 last 275.46) - open/close 7062 (time 1724764193.58 total 20.00 last 430.66) total: 10000 open/close in 26.11 seconds: 383.02 ops/second llite.lustre-ffff88009a0bc800.statahead_batch_max=0 llite.lustre-ffff88009a0bc800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88009a0bc800.stats=clear 10001 real 0m11.200s user 0m0.216s sys 0m8.753s llite.lustre-ffff88009a0bc800.statahead_batch_max=32 llite.lustre-ffff88009a0bc800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88009a0bc800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff88009a0bc800.stats=clear 10001 real 0m20.587s user 0m0.226s sys 0m8.735s unbatched RPCs: 10004, batched RPCs: 315 mdc.lustre-MDT0000-mdc-ffff88009a0bc800.batch_stats= snapshot_time: 1724764235.948173886 secs.nsecs start_time: 1724764212.810946527 secs.nsecs elapsed_time: 23.137227359 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-ffff88009a0bc800.batch_stats=0 llite.lustre-ffff88009a0bc800.statahead_max=2048 llite.lustre-ffff88009a0bc800.statahead_batch_max=256 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff88009a0bc800.batch_stats=0 total: 100 open/close in 0.76 seconds: 132.42 ops/second llite.lustre-ffff88009a0bc800.statahead_max=0 101 real 0m0.747s user 0m0.006s sys 0m0.236s ls -l 100 files without statahead: 1 sec llite.lustre-ffff88009a0bc800.statahead_max=2048 2048 101 real 0m0.345s user 0m0.010s sys 0m0.118s 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: 9 total: 900 open/close in 2.63 seconds: 341.68 ops/second llite.lustre-ffff88009a0bc800.statahead_max=0 1001 real 0m6.415s user 0m0.067s sys 0m2.117s ls -l 1000 files without statahead: 7 sec llite.lustre-ffff88009a0bc800.statahead_max=2048 2048 1001 real 0m1.303s user 0m0.022s sys 0m0.949s 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: 10 ls -l done rm -r /mnt/lustre/d123ad.sanity/: 4 seconds rm done statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11097 miss_total: 10 mdc.lustre-MDT0000-mdc-ffff88009a0bc800.batch_stats= snapshot_time: 1724764304.516719444 secs.nsecs start_time: 1724764236.662096810 secs.nsecs elapsed_time: 67.854622634 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 3022 (time 1724764315.17 total 10.00 last 302.15) - open/close 6402 (time 1724764325.18 total 20.00 last 337.94) total: 10000 open/close in 29.36 seconds: 340.59 ops/second llite.lustre-ffff88009a0bc800.statahead_batch_max=0 llite.lustre-ffff88009a0bc800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88009a0bc800.stats=clear 10001 real 0m11.237s user 0m0.244s sys 0m9.578s llite.lustre-ffff88009a0bc800.statahead_batch_max=256 llite.lustre-ffff88009a0bc800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88009a0bc800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff88009a0bc800.stats=clear 10001 real 0m11.222s user 0m0.238s sys 0m9.242s unbatched RPCs: 10004, batched RPCs: 232 mdc.lustre-MDT0000-mdc-ffff88009a0bc800.batch_stats= snapshot_time: 1724764361.669010524 secs.nsecs start_time: 1724764347.796603587 secs.nsecs elapsed_time: 13.872406937 secs.nsecs subreqs per batch batches % cum % 1: 135 58 58 2: 5 2 60 4: 16 6 67 8: 9 3 71 16: 18 7 78 32: 12 5 84 64: 1 0 84 128: 0 0 84 256: 36 15 100 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-ffff88009a0bc800.statahead_batch_max=64 llite.lustre-ffff88009a0bc800.statahead_max=128