== sanity test 123ad: Verify batching statahead works correctly ========================================================== 05:25:52 (1726305952) batching: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8800b35f2800.batch_stats=0 llite.lustre-ffff8800b35f2800.statahead_max=32 llite.lustre-ffff8800b35f2800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8800b35f2800.batch_stats=0 total: 100 open/close in 0.50 seconds: 201.98 ops/second llite.lustre-ffff8800b35f2800.statahead_max=0 101 real 0m0.519s user 0m0.001s sys 0m0.186s ls -l 100 files without statahead: 1 sec llite.lustre-ffff8800b35f2800.statahead_max=32 32 101 real 0m0.322s user 0m0.001s sys 0m0.106s ls -l 100 files with statahead: 0 sec statahead total: 30 statahead wrong: 0 agl total: 30 list_total: 30 fname_total: 0 hit_total: 11901 miss_total: 141 total: 900 open/close in 1.65 seconds: 546.92 ops/second llite.lustre-ffff8800b35f2800.statahead_max=0 1001 real 0m5.359s user 0m0.023s sys 0m1.919s ls -l 1000 files without statahead: 6 sec llite.lustre-ffff8800b35f2800.statahead_max=32 32 1001 real 0m1.861s user 0m0.019s sys 0m0.848s ls -l 1000 files with statahead: 2 sec statahead total: 31 statahead wrong: 0 agl total: 31 list_total: 31 fname_total: 0 hit_total: 12900 miss_total: 142 ls -l done rm -r /mnt/lustre/d123ad.sanity/: 3 seconds rm done statahead total: 31 statahead wrong: 0 agl total: 31 list_total: 31 fname_total: 0 hit_total: 12900 miss_total: 142 mdc.lustre-MDT0000-mdc-ffff8800b35f2800.batch_stats= snapshot_time: 1726305971.364906448 secs.nsecs start_time: 1726305954.029639850 secs.nsecs elapsed_time: 17.335266598 secs.nsecs subreqs per batch batches % cum % 1: 1 2 2 2: 0 0 2 4: 1 2 5 8: 2 5 10 16: 2 5 15 32: 34 85 100 - open/close 5592 (time 1726305981.93 total 10.00 last 559.15) total: 10000 open/close in 18.12 seconds: 551.96 ops/second llite.lustre-ffff8800b35f2800.statahead_batch_max=0 llite.lustre-ffff8800b35f2800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b35f2800.stats=clear 10001 real 0m8.763s user 0m0.211s sys 0m7.928s llite.lustre-ffff8800b35f2800.statahead_batch_max=32 llite.lustre-ffff8800b35f2800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b35f2800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b35f2800.stats=clear 10001 real 0m18.419s user 0m0.197s sys 0m8.218s unbatched RPCs: 10004, batched RPCs: 315 mdc.lustre-MDT0000-mdc-ffff8800b35f2800.batch_stats= snapshot_time: 1726306021.256319411 secs.nsecs start_time: 1726306000.535814061 secs.nsecs elapsed_time: 20.720505350 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-ffff8800b35f2800.batch_stats=0 llite.lustre-ffff8800b35f2800.statahead_max=2048 llite.lustre-ffff8800b35f2800.statahead_batch_max=256 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8800b35f2800.batch_stats=0 total: 100 open/close in 0.51 seconds: 197.00 ops/second llite.lustre-ffff8800b35f2800.statahead_max=0 101 real 0m0.465s user 0m0.001s sys 0m0.167s ls -l 100 files without statahead: 1 sec llite.lustre-ffff8800b35f2800.statahead_max=2048 2048 101 real 0m0.257s user 0m0.004s sys 0m0.095s 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 1.63 seconds: 552.64 ops/second llite.lustre-ffff8800b35f2800.statahead_max=0 1001 real 0m4.744s user 0m0.021s sys 0m1.769s ls -l 1000 files without statahead: 4 sec llite.lustre-ffff8800b35f2800.statahead_max=2048 2048 1001 real 0m1.131s user 0m0.017s sys 0m0.737s 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 3890 (time 1726306078.39 total 10.00 last 388.87) - open/close 7015 (time 1726306088.39 total 20.00 last 312.46) total: 9000 open/close in 26.19 seconds: 343.61 ops/second llite.lustre-ffff8800b35f2800.statahead_max=0 10001 real 0m53.676s user 0m0.241s sys 0m18.841s ls -l 10000 files without statahead: 54 sec llite.lustre-ffff8800b35f2800.statahead_max=2048 2048 10001 real 0m8.733s user 0m0.180s sys 0m7.630s ls -l 10000 files with statahead: 9 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/: 34 seconds rm done 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-ffff8800b35f2800.batch_stats= snapshot_time: 1726306197.582283158 secs.nsecs start_time: 1726306021.879536244 secs.nsecs elapsed_time: 175.702746914 secs.nsecs subreqs per batch batches % cum % 1: 260 65 65 2: 19 4 70 4: 16 4 74 8: 21 5 79 16: 23 5 85 32: 14 3 88 64: 6 1 90 128: 0 0 90 256: 39 9 100 - open/close 5430 (time 1726306208.36 total 10.00 last 542.94) total: 10000 open/close in 18.38 seconds: 543.93 ops/second llite.lustre-ffff8800b35f2800.statahead_batch_max=0 llite.lustre-ffff8800b35f2800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b35f2800.stats=clear 10001 real 0m9.344s user 0m0.179s sys 0m8.200s llite.lustre-ffff8800b35f2800.statahead_batch_max=256 llite.lustre-ffff8800b35f2800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b35f2800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b35f2800.stats=clear 10001 real 0m8.764s user 0m0.173s sys 0m7.607s unbatched RPCs: 10004, batched RPCs: 334 mdc.lustre-MDT0000-mdc-ffff8800b35f2800.batch_stats= snapshot_time: 1726306238.738599600 secs.nsecs start_time: 1726306227.854235678 secs.nsecs elapsed_time: 10.884363922 secs.nsecs subreqs per batch batches % cum % 1: 216 64 64 2: 13 3 68 4: 20 5 74 8: 14 4 78 16: 18 5 84 32: 16 4 88 64: 2 0 89 128: 0 0 89 256: 35 10 100 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-ffff8800b35f2800.statahead_batch_max=64 llite.lustre-ffff8800b35f2800.statahead_max=128