== sanity test 123ad: Verify batching statahead works correctly ========================================================== 18:41:29 (1746139289) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff88012a465800.batch_stats=0 llite.lustre-ffff88012a465800.statahead_max=32 llite.lustre-ffff88012a465800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff88012a465800.batch_stats=0 total: 100 open/close in 1.29 seconds: 77.49 ops/second llite.lustre-ffff88012a465800.statahead_max=0 101 real 0m1.127s user 0m0.002s sys 0m0.283s ls -l 100 files without statahead: 2 sec llite.lustre-ffff88012a465800.statahead_max=32 32 101 real 0m0.451s user 0m0.003s sys 0m0.130s ls -l 100 files with statahead: 1 sec statahead total: 64 statahead wrong: 2 agl total: 64 list_total: 25 fname_total: 39 hit_total: 5686 miss_total: 1080 total: 900 open/close in 5.46 seconds: 164.94 ops/second llite.lustre-ffff88012a465800.statahead_max=0 1001 real 0m11.540s user 0m0.098s sys 0m2.774s ls -l 1000 files without statahead: 12 sec llite.lustre-ffff88012a465800.statahead_max=32 32 1001 real 0m3.736s user 0m0.029s sys 0m1.027s ls -l 1000 files with statahead: 3 sec statahead total: 65 statahead wrong: 2 agl total: 65 list_total: 26 fname_total: 39 hit_total: 6685 miss_total: 1089 - open/close 1695 (time 1746139331.51 total 10.00 last 169.46) total: 3000 open/close in 17.40 seconds: 172.37 ops/second llite.lustre-ffff88012a465800.statahead_max=0 4001 real 0m44.331s user 0m0.506s sys 0m10.819s ls -l 4000 files without statahead: 44 sec llite.lustre-ffff88012a465800.statahead_max=32 32 4001 real 0m12.780s user 0m0.122s sys 0m3.984s ls -l 4000 files with statahead: 13 sec statahead total: 66 statahead wrong: 2 agl total: 66 list_total: 27 fname_total: 39 hit_total: 10684 miss_total: 1109 ls -l done rm -r /mnt/lustre/d123ad.sanity: 32 seconds llite.lustre-ffff88012a465800.statahead_stats= statahead total: 66 statahead wrong: 2 agl total: 66 list_total: 27 fname_total: 39 hit_total: 10684 miss_total: 1109 mdc.lustre-MDT0000-mdc-ffff88012a465800.batch_stats= snapshot_time: 1746139433.169169927 secs.nsecs start_time: 1746139291.518210709 secs.nsecs elapsed_time: 141.650959218 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 2: 0 0 0 4: 1 0 0 8: 3 1 2 16: 2 1 3 32: 159 96 100 - open/close 1699 (time 1746139444.23 total 10.00 last 169.85) - open/close 3542 (time 1746139454.23 total 20.01 last 184.24) - open/close 5217 (time 1746139464.23 total 30.01 last 167.48) - open/close 6669 (time 1746139474.23 total 40.01 last 145.19) - open/close 8287 (time 1746139484.24 total 50.01 last 161.73) total: 10000 open/close in 59.68 seconds: 167.57 ops/second llite.lustre-ffff88012a465800.statahead_batch_max=0 llite.lustre-ffff88012a465800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88012a465800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m16.012s user 0m0.244s sys 0m8.615s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff88012a465800.statahead_batch_max=32 llite.lustre-ffff88012a465800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88012a465800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff88012a465800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m30.830s user 0m0.284s sys 0m9.667s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff88012a465800.batch_stats= snapshot_time: 1746139546.909028308 secs.nsecs start_time: 1746139512.905893707 secs.nsecs elapsed_time: 34.003134601 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-ffff88012a465800.batch_stats=0 llite.lustre-ffff88012a465800.statahead_max=2048 llite.lustre-ffff88012a465800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff88012a465800.batch_stats=0 total: 100 open/close in 1.33 seconds: 75.33 ops/second llite.lustre-ffff88012a465800.statahead_max=0 101 real 0m1.459s user 0m0.009s sys 0m0.297s ls -l 100 files without statahead: 1 sec llite.lustre-ffff88012a465800.statahead_max=2048 2048 101 real 0m0.396s user 0m0.005s sys 0m0.108s 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: 49 total: 900 open/close in 5.90 seconds: 152.50 ops/second llite.lustre-ffff88012a465800.statahead_max=0 1001 real 0m12.389s user 0m0.093s sys 0m2.708s ls -l 1000 files without statahead: 12 sec llite.lustre-ffff88012a465800.statahead_max=2048 2048 1001 real 0m2.381s user 0m0.033s sys 0m1.088s 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: 50 - open/close 1345 (time 1746139718.97 total 10.01 last 134.37) - open/close 2659 (time 1746139728.97 total 20.01 last 131.40) total: 3000 open/close in 22.30 seconds: 134.51 ops/second llite.lustre-ffff88012a465800.statahead_max=0 4001 real 0m45.727s user 0m0.387s sys 0m11.052s ls -l 4000 files without statahead: 45 sec llite.lustre-ffff88012a465800.statahead_max=2048 2048 4001 real 0m8.157s user 0m0.117s sys 0m4.152s ls -l 4000 files with statahead: 8 sec statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 15096 miss_total: 51 ls -l done rm -r /mnt/lustre/d123ad.sanity: 36 seconds llite.lustre-ffff88012a465800.statahead_stats= statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 15096 miss_total: 51 mdc.lustre-MDT0000-mdc-ffff88012a465800.batch_stats= snapshot_time: 1746139827.887149382 secs.nsecs start_time: 1746139547.484382280 secs.nsecs elapsed_time: 280.402767102 secs.nsecs subreqs per batch batches % cum % 1: 16 28 28 2: 0 0 28 4: 4 7 35 8: 5 8 44 16: 9 16 60 32: 2 3 64 64: 0 0 64 128: 1 1 66 256: 19 33 100 - open/close 1670 (time 1746139839.06 total 10.00 last 166.98) - open/close 3619 (time 1746139849.06 total 20.00 last 194.87) - open/close 5219 (time 1746139859.06 total 30.01 last 159.96) - open/close 7160 (time 1746139869.06 total 40.01 last 194.06) - open/close 9421 (time 1746139879.06 total 50.01 last 226.07) total: 10000 open/close in 52.89 seconds: 189.09 ops/second llite.lustre-ffff88012a465800.statahead_batch_max=0 llite.lustre-ffff88012a465800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88012a465800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m16.920s user 0m0.241s sys 0m8.784s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff88012a465800.statahead_batch_max=256 llite.lustre-ffff88012a465800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88012a465800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff88012a465800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m13.080s user 0m0.306s sys 0m9.668s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff88012a465800.batch_stats= snapshot_time: 1746139917.822664810 secs.nsecs start_time: 1746139901.374529546 secs.nsecs elapsed_time: 16.448135264 secs.nsecs subreqs per batch batches % cum % 1: 175 60 60 2: 22 7 68 4: 9 3 71 8: 14 4 76 16: 16 5 82 32: 11 3 86 64: 4 1 87 128: 1 0 87 256: 35 12 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff88012a465800.statahead_batch_max=64 llite.lustre-ffff88012a465800.statahead_max=128