== sanity test 123ad: Verify batching statahead works correctly ========================================================== 23:54:27 (1763355267) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8d9cc8111000.batch_stats=0 llite.lustre-ffff8d9cc8111000.statahead_max=32 llite.lustre-ffff8d9cc8111000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8d9cc8111000.batch_stats=0 total: 100 open/close in 0.78 seconds: 128.22 ops/second llite.lustre-ffff8d9cc8111000.statahead_max=0 101 real 0m0.633s user 0m0.002s sys 0m0.213s ls -l 100 files without statahead: 1 sec llite.lustre-ffff8d9cc8111000.statahead_max=32 32 101 real 0m0.370s user 0m0.002s sys 0m0.203s ls -l 100 files with statahead: 0 sec statahead total: 94 statahead wrong: 2 agl total: 89 list_total: 31 fname_total: 63 hit_total: 33672 miss_total: 919 total: 900 open/close in 1.90 seconds: 474.48 ops/second llite.lustre-ffff8d9cc8111000.statahead_max=0 1001 real 0m5.574s user 0m0.022s sys 0m1.888s ls -l 1000 files without statahead: 5 sec llite.lustre-ffff8d9cc8111000.statahead_max=32 32 1001 real 0m3.299s user 0m0.017s sys 0m1.820s ls -l 1000 files with statahead: 4 sec statahead total: 95 statahead wrong: 2 agl total: 90 list_total: 32 fname_total: 63 hit_total: 34671 miss_total: 920 - open/close 4598 (time 1763355296.49 total 10.00 last 459.68) total: 9000 open/close in 19.79 seconds: 454.71 ops/second llite.lustre-ffff8d9cc8111000.statahead_max=0 10001 real 0m57.424s user 0m0.208s sys 0m19.898s ls -l 10000 files without statahead: 57 sec llite.lustre-ffff8d9cc8111000.statahead_max=32 32 10001 real 0m42.328s user 0m0.142s sys 0m24.417s ls -l 10000 files with statahead: 42 sec statahead total: 96 statahead wrong: 2 agl total: 91 list_total: 33 fname_total: 63 hit_total: 44670 miss_total: 921 ls -l done rm -r /mnt/lustre/d123ad.sanity: 61 seconds llite.lustre-ffff8d9cc8111000.statahead_stats= statahead total: 96 statahead wrong: 2 agl total: 91 list_total: 33 fname_total: 63 hit_total: 44670 miss_total: 921 mdc.lustre-MDT0000-mdc-ffff8d9cc8111000.batch_stats= snapshot_time: 1763355476.746524335 secs.nsecs start_time: 1763355269.108829483 secs.nsecs elapsed_time: 207.637694852 secs.nsecs subreqs per batch batches % cum % 1: 1 0 0 2: 0 0 0 4: 1 0 0 8: 3 0 1 16: 4 1 2 32: 346 97 100 - open/close 4487 (time 1763355487.48 total 10.00 last 448.64) - open/close 9071 (time 1763355497.48 total 20.00 last 458.35) total: 10000 open/close in 22.00 seconds: 454.62 ops/second llite.lustre-ffff8d9cc8111000.statahead_batch_max=0 llite.lustre-ffff8d9cc8111000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8d9cc8111000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m33.537s user 0m0.148s sys 0m30.461s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8d9cc8111000.statahead_batch_max=32 llite.lustre-ffff8d9cc8111000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8d9cc8111000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8d9cc8111000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m34.422s user 0m0.147s sys 0m18.939s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8d9cc8111000.batch_stats= snapshot_time: 1763355575.382834728 secs.nsecs start_time: 1763355535.685071811 secs.nsecs elapsed_time: 39.697762917 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-ffff8d9cc8111000.batch_stats=0 llite.lustre-ffff8d9cc8111000.statahead_max=2048 llite.lustre-ffff8d9cc8111000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff8d9cc8111000.batch_stats=0 total: 100 open/close in 0.67 seconds: 148.40 ops/second llite.lustre-ffff8d9cc8111000.statahead_max=0 101 real 0m0.606s user 0m0.004s sys 0m0.225s ls -l 100 files without statahead: 1 sec llite.lustre-ffff8d9cc8111000.statahead_max=2048 2048 101 real 0m0.466s user 0m0.004s sys 0m0.306s ls -l 100 files with statahead: 1 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 2.04 seconds: 441.19 ops/second llite.lustre-ffff8d9cc8111000.statahead_max=0 1001 real 0m6.062s user 0m0.023s sys 0m2.032s ls -l 1000 files without statahead: 6 sec llite.lustre-ffff8d9cc8111000.statahead_max=2048 2048 1001 real 0m3.157s user 0m0.016s sys 0m1.873s ls -l 1000 files with statahead: 3 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11097 miss_total: 3 - open/close 4353 (time 1763355689.06 total 10.00 last 435.26) - open/close 8857 (time 1763355699.06 total 20.00 last 450.33) total: 9000 open/close in 20.31 seconds: 443.11 ops/second llite.lustre-ffff8d9cc8111000.statahead_max=0 10001 real 1m0.495s user 0m0.215s sys 0m20.644s ls -l 10000 files without statahead: 60 sec llite.lustre-ffff8d9cc8111000.statahead_max=2048 2048 10001 real 0m25.015s user 0m0.140s sys 0m18.272s ls -l 10000 files with statahead: 25 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: 61 seconds llite.lustre-ffff8d9cc8111000.statahead_stats= 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-ffff8d9cc8111000.batch_stats= snapshot_time: 1763355855.834541884 secs.nsecs start_time: 1763355576.223117729 secs.nsecs elapsed_time: 279.611424155 secs.nsecs subreqs per batch batches % cum % 1: 263 61 61 2: 44 10 71 4: 47 10 82 8: 8 1 83 16: 5 1 85 32: 24 5 90 64: 0 0 90 128: 1 0 90 256: 39 9 100 - open/close 3541 (time 1763355866.59 total 10.00 last 354.09) - open/close 7257 (time 1763355876.60 total 20.00 last 371.50) total: 10000 open/close in 28.40 seconds: 352.09 ops/second llite.lustre-ffff8d9cc8111000.statahead_batch_max=0 llite.lustre-ffff8d9cc8111000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8d9cc8111000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m29.511s user 0m0.140s sys 0m24.873s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8d9cc8111000.statahead_batch_max=256 llite.lustre-ffff8d9cc8111000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8d9cc8111000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8d9cc8111000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m24.757s user 0m0.116s sys 0m18.172s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8d9cc8111000.batch_stats= snapshot_time: 1763355946.158965909 secs.nsecs start_time: 1763355917.026773756 secs.nsecs elapsed_time: 29.132192153 secs.nsecs subreqs per batch batches % cum % 1: 128 55 55 2: 19 8 63 4: 16 6 70 8: 5 2 72 16: 4 1 74 32: 23 9 84 64: 1 0 84 128: 0 0 84 256: 36 15 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff8d9cc8111000.statahead_batch_max=64 llite.lustre-ffff8d9cc8111000.statahead_max=128