== sanity test 123ad: Verify batching statahead works correctly ========================================================== 04:39:21 (1712479161) batching: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8800aaed0000.batch_stats=0 llite.lustre-ffff8800aaed0000.statahead_max=32 llite.lustre-ffff8800aaed0000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8800aaed0000.batch_stats=0 total: 100 open/close in 0.68 seconds: 146.85 ops/second llite.lustre-ffff8800aaed0000.statahead_max=0 101 real 0m0.755s user 0m0.011s sys 0m0.250s ls -l 100 files without statahead: 1 sec llite.lustre-ffff8800aaed0000.statahead_max=32 32 101 real 0m0.327s user 0m0.008s sys 0m0.106s 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: 1578 miss_total: 138 total: 900 open/close in 6.71 seconds: 134.04 ops/second llite.lustre-ffff8800aaed0000.statahead_max=0 1001 real 0m12.876s user 0m0.116s sys 0m3.052s ls -l 1000 files without statahead: 12 sec llite.lustre-ffff8800aaed0000.statahead_max=32 32 1001 real 0m2.410s user 0m0.019s sys 0m0.912s ls -l 1000 files with statahead: 3 sec statahead total: 29 statahead wrong: 0 agl total: 29 list_total: 29 fname_total: 0 hit_total: 2577 miss_total: 140 ls -l done rm -r /mnt/lustre/d123ad.sanity/: 6 seconds rm done statahead total: 29 statahead wrong: 0 agl total: 29 list_total: 29 fname_total: 0 hit_total: 2577 miss_total: 140 mdc.lustre-MDT0000-mdc-ffff8800aaed0000.batch_stats= snapshot_time: 1712479198.336733767 secs.nsecs start_time: 1712479162.183130002 secs.nsecs elapsed_time: 36.153603765 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 2647 (time 1712479209.07 total 10.00 last 264.67) - open/close 4227 (time 1712479219.07 total 20.00 last 157.98) - open/close 5835 (time 1712479229.07 total 30.00 last 160.78) - open/close 7420 (time 1712479239.07 total 40.00 last 158.49) - open/close 9617 (time 1712479249.08 total 50.01 last 219.60) total: 10000 open/close in 52.11 seconds: 191.89 ops/second llite.lustre-ffff8800aaed0000.statahead_batch_max=0 llite.lustre-ffff8800aaed0000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800aaed0000.stats=clear 10001 real 0m11.846s user 0m0.251s sys 0m10.985s llite.lustre-ffff8800aaed0000.statahead_batch_max=32 llite.lustre-ffff8800aaed0000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800aaed0000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8800aaed0000.stats=clear 10001 real 0m26.754s user 0m0.258s sys 0m10.599s unbatched RPCs: 10004, batched RPCs: 315 mdc.lustre-MDT0000-mdc-ffff8800aaed0000.batch_stats= snapshot_time: 1712479301.314863229 secs.nsecs start_time: 1712479268.124022938 secs.nsecs elapsed_time: 33.190840291 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 2 0 0 16: 1 0 0 32: 312 99 100 batching: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff8800aaed0000.batch_stats=0 llite.lustre-ffff8800aaed0000.statahead_max=2048 llite.lustre-ffff8800aaed0000.statahead_batch_max=256 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8800aaed0000.batch_stats=0 total: 100 open/close in 0.65 seconds: 154.13 ops/second llite.lustre-ffff8800aaed0000.statahead_max=0 101 real 0m0.609s user 0m0.004s sys 0m0.212s ls -l 100 files without statahead: 1 sec llite.lustre-ffff8800aaed0000.statahead_max=2048 2048 101 real 0m0.296s user 0m0.002s sys 0m0.107s 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: 4 total: 900 open/close in 2.59 seconds: 347.99 ops/second llite.lustre-ffff8800aaed0000.statahead_max=0 1001 real 0m7.042s user 0m0.060s sys 0m2.307s ls -l 1000 files without statahead: 7 sec llite.lustre-ffff8800aaed0000.statahead_max=2048 2048 1001 real 0m1.409s user 0m0.026s sys 0m0.952s 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: 5 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: 5 mdc.lustre-MDT0000-mdc-ffff8800aaed0000.batch_stats= snapshot_time: 1712479385.367064806 secs.nsecs start_time: 1712479302.021589300 secs.nsecs elapsed_time: 83.345475506 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: 0 0 40 64: 1 10 50 128: 1 10 60 256: 4 40 100 - open/close 3211 (time 1712479396.04 total 10.00 last 321.02) - open/close 5709 (time 1712479406.04 total 20.01 last 249.72) - open/close 7979 (time 1712479416.05 total 30.01 last 226.92) total: 10000 open/close in 39.20 seconds: 255.08 ops/second llite.lustre-ffff8800aaed0000.statahead_batch_max=0 llite.lustre-ffff8800aaed0000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800aaed0000.stats=clear 10001 real 0m12.822s user 0m0.247s sys 0m11.732s llite.lustre-ffff8800aaed0000.statahead_batch_max=256 llite.lustre-ffff8800aaed0000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800aaed0000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8800aaed0000.stats=clear 10001 real 0m12.783s user 0m0.230s sys 0m11.294s unbatched RPCs: 10004, batched RPCs: 525 mdc.lustre-MDT0000-mdc-ffff8800aaed0000.batch_stats= snapshot_time: 1712479461.615619199 secs.nsecs start_time: 1712479442.634645846 secs.nsecs elapsed_time: 18.980973353 secs.nsecs subreqs per batch batches % cum % 1: 378 72 72 2: 29 5 77 4: 20 3 81 8: 26 4 86 16: 14 2 88 32: 13 2 91 64: 12 2 93 128: 1 0 93 256: 32 6 100 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-ffff8800aaed0000.statahead_batch_max=64 llite.lustre-ffff8800aaed0000.statahead_max=128