== sanity test 123ad: Verify batching statahead works correctly ========================================================== 14:05:09 (1726855509) batching: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff88012c8a9800.batch_stats=0 llite.lustre-ffff88012c8a9800.statahead_max=32 llite.lustre-ffff88012c8a9800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff88012c8a9800.batch_stats=0 total: 100 open/close in 0.97 seconds: 103.22 ops/second llite.lustre-ffff88012c8a9800.statahead_max=0 101 real 0m0.883s user 0m0.012s sys 0m0.259s ls -l 100 files without statahead: 1 sec llite.lustre-ffff88012c8a9800.statahead_max=32 32 101 real 0m0.336s user 0m0.007s sys 0m0.110s 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: 1520 miss_total: 138 total: 900 open/close in 2.82 seconds: 318.79 ops/second llite.lustre-ffff88012c8a9800.statahead_max=0 1001 real 0m7.946s user 0m0.063s sys 0m2.305s ls -l 1000 files without statahead: 8 sec llite.lustre-ffff88012c8a9800.statahead_max=32 32 1001 real 0m2.208s user 0m0.019s 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: 2519 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: 2519 miss_total: 139 mdc.lustre-MDT0000-mdc-ffff88012c8a9800.batch_stats= snapshot_time: 1726855535.947844020 secs.nsecs start_time: 1726855510.377228737 secs.nsecs elapsed_time: 25.570615283 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 2190 (time 1726855546.67 total 10.00 last 218.91) - open/close 3819 (time 1726855556.67 total 20.01 last 162.82) - open/close 5793 (time 1726855566.68 total 30.01 last 197.30) - open/close 8329 (time 1726855576.68 total 40.02 last 253.52) total: 10000 open/close in 47.40 seconds: 210.96 ops/second llite.lustre-ffff88012c8a9800.statahead_batch_max=0 llite.lustre-ffff88012c8a9800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88012c8a9800.stats=clear 10001 real 0m13.422s user 0m0.245s sys 0m8.606s llite.lustre-ffff88012c8a9800.statahead_batch_max=32 llite.lustre-ffff88012c8a9800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88012c8a9800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff88012c8a9800.stats=clear 10001 real 0m28.675s user 0m0.348s sys 0m9.758s unbatched RPCs: 10004, batched RPCs: 315 mdc.lustre-MDT0000-mdc-ffff88012c8a9800.batch_stats= snapshot_time: 1726855631.923102610 secs.nsecs start_time: 1726855600.008282573 secs.nsecs elapsed_time: 31.914820037 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-ffff88012c8a9800.batch_stats=0 llite.lustre-ffff88012c8a9800.statahead_max=2048 llite.lustre-ffff88012c8a9800.statahead_batch_max=256 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff88012c8a9800.batch_stats=0 total: 100 open/close in 0.70 seconds: 142.02 ops/second llite.lustre-ffff88012c8a9800.statahead_max=0 101 real 0m0.676s user 0m0.004s sys 0m0.256s ls -l 100 files without statahead: 0 sec llite.lustre-ffff88012c8a9800.statahead_max=2048 2048 101 real 0m0.283s user 0m0.003s sys 0m0.106s 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: 50 total: 900 open/close in 2.02 seconds: 446.57 ops/second llite.lustre-ffff88012c8a9800.statahead_max=0 1001 real 0m5.079s user 0m0.032s sys 0m1.755s ls -l 1000 files without statahead: 5 sec llite.lustre-ffff88012c8a9800.statahead_max=2048 2048 1001 real 0m1.206s user 0m0.020s sys 0m0.724s 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: 51 - open/close 5097 (time 1726855706.06 total 10.00 last 509.66) total: 9000 open/close in 17.43 seconds: 516.28 ops/second llite.lustre-ffff88012c8a9800.statahead_max=0 10001 real 1m4.631s user 0m0.446s sys 0m20.900s ls -l 10000 files without statahead: 65 sec llite.lustre-ffff88012c8a9800.statahead_max=2048 2048 10001 real 0m10.011s user 0m0.241s sys 0m8.404s ls -l 10000 files with statahead: 10 sec statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 21096 miss_total: 52 ls -l done rm -r /mnt/lustre/d123ad.sanity/: 40 seconds rm done statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 21096 miss_total: 52 mdc.lustre-MDT0000-mdc-ffff88012c8a9800.batch_stats= snapshot_time: 1726855834.135611653 secs.nsecs start_time: 1726855632.703782367 secs.nsecs elapsed_time: 201.431829286 secs.nsecs subreqs per batch batches % cum % 1: 349 68 68 2: 38 7 75 4: 19 3 79 8: 24 4 84 16: 26 5 89 32: 15 2 92 64: 1 0 92 128: 1 0 92 256: 38 7 100 - open/close 4521 (time 1726855844.89 total 10.00 last 452.04) - open/close 8773 (time 1726855854.89 total 20.00 last 425.14) total: 10000 open/close in 23.16 seconds: 431.71 ops/second llite.lustre-ffff88012c8a9800.statahead_batch_max=0 llite.lustre-ffff88012c8a9800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88012c8a9800.stats=clear 10001 real 0m10.842s user 0m0.221s sys 0m9.480s llite.lustre-ffff88012c8a9800.statahead_batch_max=256 llite.lustre-ffff88012c8a9800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88012c8a9800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff88012c8a9800.stats=clear 10001 real 0m10.269s user 0m0.234s sys 0m8.564s unbatched RPCs: 10004, batched RPCs: 357 mdc.lustre-MDT0000-mdc-ffff88012c8a9800.batch_stats= snapshot_time: 1726855883.958844333 secs.nsecs start_time: 1726855871.139927266 secs.nsecs elapsed_time: 12.818917067 secs.nsecs subreqs per batch batches % cum % 1: 262 73 73 2: 7 1 75 4: 7 1 77 8: 10 2 80 16: 23 6 86 32: 12 3 89 64: 0 0 89 128: 0 0 89 256: 36 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-ffff88012c8a9800.statahead_batch_max=64 llite.lustre-ffff88012c8a9800.statahead_max=128