== sanity test 123ad: Verify batching statahead works correctly ========================================================== 19:44:24 (1743205464) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff88012be95000.batch_stats=0 llite.lustre-ffff88012be95000.statahead_max=32 llite.lustre-ffff88012be95000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff88012be95000.batch_stats=0 total: 100 open/close in 0.49 seconds: 202.62 ops/second llite.lustre-ffff88012be95000.statahead_max=0 101 real 0m0.513s user 0m0.003s sys 0m0.184s ls -l 100 files without statahead: 0 sec llite.lustre-ffff88012be95000.statahead_max=32 32 101 real 0m0.368s user 0m0.003s sys 0m0.132s ls -l 100 files with statahead: 0 sec statahead total: 43 statahead wrong: 2 agl total: 43 list_total: 19 fname_total: 24 hit_total: 12097 miss_total: 1244 total: 900 open/close in 2.35 seconds: 383.09 ops/second llite.lustre-ffff88012be95000.statahead_max=0 1001 real 0m6.358s user 0m0.027s sys 0m2.206s ls -l 1000 files without statahead: 6 sec llite.lustre-ffff88012be95000.statahead_max=32 32 1001 real 0m2.189s user 0m0.028s sys 0m0.963s ls -l 1000 files with statahead: 2 sec statahead total: 44 statahead wrong: 2 agl total: 44 list_total: 20 fname_total: 24 hit_total: 13096 miss_total: 1245 - open/close 3893 (time 1743205491.50 total 10.00 last 389.24) - open/close 7816 (time 1743205501.50 total 20.00 last 392.26) total: 9000 open/close in 22.54 seconds: 399.33 ops/second llite.lustre-ffff88012be95000.statahead_max=0 10001 real 1m10.131s user 0m0.285s sys 0m23.946s ls -l 10000 files without statahead: 71 sec llite.lustre-ffff88012be95000.statahead_max=32 32 10001 real 0m20.049s user 0m0.199s sys 0m8.605s ls -l 10000 files with statahead: 20 sec statahead total: 45 statahead wrong: 2 agl total: 45 list_total: 21 fname_total: 24 hit_total: 23095 miss_total: 1246 ls -l done rm -r /mnt/lustre/d123ad.sanity: 48 seconds llite.lustre-ffff88012be95000.statahead_stats= statahead total: 45 statahead wrong: 2 agl total: 45 list_total: 21 fname_total: 24 hit_total: 23095 miss_total: 1246 mdc.lustre-MDT0000-mdc-ffff88012be95000.batch_stats= snapshot_time: 1743205648.359952033 secs.nsecs start_time: 1743205465.538187105 secs.nsecs elapsed_time: 182.821764928 secs.nsecs subreqs per batch batches % cum % 1: 2 0 0 2: 0 0 0 4: 1 0 0 8: 3 0 1 16: 4 1 2 32: 346 97 100 - open/close 2833 (time 1743205659.16 total 10.00 last 283.19) - open/close 5658 (time 1743205669.16 total 20.01 last 282.46) - open/close 8383 (time 1743205679.16 total 30.01 last 272.44) total: 10000 open/close in 36.37 seconds: 274.97 ops/second llite.lustre-ffff88012be95000.statahead_batch_max=0 llite.lustre-ffff88012be95000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88012be95000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m8.462s user 0m0.178s sys 0m7.735s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff88012be95000.statahead_batch_max=32 llite.lustre-ffff88012be95000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88012be95000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff88012be95000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m24.741s user 0m0.201s sys 0m10.788s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff88012be95000.batch_stats= snapshot_time: 1743205723.018196269 secs.nsecs start_time: 1743205695.973210508 secs.nsecs elapsed_time: 27.044985761 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-ffff88012be95000.batch_stats=0 llite.lustre-ffff88012be95000.statahead_max=2048 llite.lustre-ffff88012be95000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff88012be95000.batch_stats=0 total: 100 open/close in 0.66 seconds: 151.64 ops/second llite.lustre-ffff88012be95000.statahead_max=0 101 real 0m0.874s user 0m0.003s sys 0m0.341s ls -l 100 files without statahead: 1 sec llite.lustre-ffff88012be95000.statahead_max=2048 2048 101 real 0m0.271s user 0m0.003s sys 0m0.100s 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 3.15 seconds: 285.51 ops/second llite.lustre-ffff88012be95000.statahead_max=0 1001 real 0m8.599s user 0m0.046s sys 0m2.915s ls -l 1000 files without statahead: 9 sec llite.lustre-ffff88012be95000.statahead_max=2048 2048 1001 real 0m1.147s user 0m0.017s sys 0m0.827s 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 2504 (time 1743205826.49 total 10.00 last 250.36) total: 4000 open/close in 15.14 seconds: 264.13 ops/second llite.lustre-ffff88012be95000.statahead_max=0 5001 real 0m42.993s user 0m0.118s sys 0m14.159s ls -l 5000 files without statahead: 43 sec llite.lustre-ffff88012be95000.statahead_max=2048 2048 5001 real 0m4.348s user 0m0.075s sys 0m3.544s 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: 25 seconds llite.lustre-ffff88012be95000.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-ffff88012be95000.batch_stats= snapshot_time: 1743205909.328907401 secs.nsecs start_time: 1743205723.424858056 secs.nsecs elapsed_time: 185.904049345 secs.nsecs subreqs per batch batches % cum % 1: 127 70 70 2: 3 1 72 4: 4 2 74 8: 3 1 76 16: 14 7 83 32: 6 3 87 64: 0 0 87 128: 1 0 87 256: 22 12 100 - open/close 3483 (time 1743205920.17 total 10.00 last 348.25) - open/close 6667 (time 1743205930.17 total 20.00 last 318.35) total: 10000 open/close in 28.44 seconds: 351.63 ops/second llite.lustre-ffff88012be95000.statahead_batch_max=0 llite.lustre-ffff88012be95000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88012be95000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m9.079s user 0m0.185s sys 0m8.213s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff88012be95000.statahead_batch_max=256 llite.lustre-ffff88012be95000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88012be95000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff88012be95000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m8.537s user 0m0.185s sys 0m7.323s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff88012be95000.batch_stats= snapshot_time: 1743205960.278725797 secs.nsecs start_time: 1743205949.558973611 secs.nsecs elapsed_time: 10.719752186 secs.nsecs subreqs per batch batches % cum % 1: 209 64 64 2: 20 6 71 4: 11 3 74 8: 12 3 78 16: 20 6 84 32: 13 4 88 64: 1 0 88 128: 1 0 89 256: 35 10 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff88012be95000.statahead_batch_max=64 llite.lustre-ffff88012be95000.statahead_max=128