== sanity test 123ad: Verify batching statahead works correctly ========================================================== 15:32:53 (1730575973) batching: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8800b63a0800.batch_stats=0 llite.lustre-ffff8800b63a0800.statahead_max=32 llite.lustre-ffff8800b63a0800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8800b63a0800.batch_stats=0 total: 100 open/close in 0.55 seconds: 182.20 ops/second llite.lustre-ffff8800b63a0800.statahead_max=0 101 real 0m0.550s user 0m0.005s sys 0m0.194s ls -l 100 files without statahead: 0 sec llite.lustre-ffff8800b63a0800.statahead_max=32 32 101 real 0m0.310s user 0m0.002s sys 0m0.106s ls -l 100 files with statahead: 0 sec statahead total: 29 statahead wrong: 0 agl total: 29 list_total: 29 fname_total: 0 hit_total: 11892 miss_total: 139 total: 900 open/close in 1.83 seconds: 492.33 ops/second llite.lustre-ffff8800b63a0800.statahead_max=0 1001 real 0m5.180s user 0m0.035s sys 0m1.908s ls -l 1000 files without statahead: 6 sec llite.lustre-ffff8800b63a0800.statahead_max=32 32 1001 real 0m1.751s user 0m0.016s sys 0m0.789s ls -l 1000 files with statahead: 2 sec statahead total: 30 statahead wrong: 0 agl total: 30 list_total: 30 fname_total: 0 hit_total: 12891 miss_total: 140 ls -l done rm -r /mnt/lustre/d123ad.sanity/: 4 seconds rm done statahead total: 30 statahead wrong: 0 agl total: 30 list_total: 30 fname_total: 0 hit_total: 12891 miss_total: 140 mdc.lustre-MDT0000-mdc-ffff8800b63a0800.batch_stats= snapshot_time: 1730575993.112300325 secs.nsecs start_time: 1730575974.745898456 secs.nsecs elapsed_time: 18.366401869 secs.nsecs subreqs per batch batches % cum % 1: 1 2 2 2: 0 0 2 4: 1 2 5 8: 2 5 10 16: 2 5 15 32: 34 85 100 - open/close 4230 (time 1730576003.77 total 10.00 last 422.97) - open/close 8468 (time 1730576013.78 total 20.00 last 423.71) total: 10000 open/close in 24.37 seconds: 410.30 ops/second llite.lustre-ffff8800b63a0800.statahead_batch_max=0 llite.lustre-ffff8800b63a0800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b63a0800.stats=clear 10001 real 0m10.901s user 0m0.242s sys 0m9.688s llite.lustre-ffff8800b63a0800.statahead_batch_max=32 llite.lustre-ffff8800b63a0800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b63a0800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b63a0800.stats=clear 10001 real 0m20.593s user 0m0.205s sys 0m8.837s unbatched RPCs: 10004, batched RPCs: 315 mdc.lustre-MDT0000-mdc-ffff8800b63a0800.batch_stats= snapshot_time: 1730576054.212932938 secs.nsecs start_time: 1730576031.273707986 secs.nsecs elapsed_time: 22.939224952 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-ffff8800b63a0800.batch_stats=0 llite.lustre-ffff8800b63a0800.statahead_max=2048 llite.lustre-ffff8800b63a0800.statahead_batch_max=256 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8800b63a0800.batch_stats=0 total: 100 open/close in 0.58 seconds: 172.43 ops/second llite.lustre-ffff8800b63a0800.statahead_max=0 101 real 0m0.597s user 0m0.005s sys 0m0.214s ls -l 100 files without statahead: 1 sec llite.lustre-ffff8800b63a0800.statahead_max=2048 2048 101 real 0m0.331s user 0m0.001s sys 0m0.156s 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: 5 total: 900 open/close in 2.26 seconds: 399.09 ops/second llite.lustre-ffff8800b63a0800.statahead_max=0 1001 real 0m5.728s user 0m0.034s sys 0m1.979s ls -l 1000 files without statahead: 6 sec llite.lustre-ffff8800b63a0800.statahead_max=2048 2048 1001 real 0m1.260s user 0m0.019s sys 0m0.889s 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: 6 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: 6 mdc.lustre-MDT0000-mdc-ffff8800b63a0800.batch_stats= snapshot_time: 1730576114.311987051 secs.nsecs start_time: 1730576054.862842967 secs.nsecs elapsed_time: 59.449144084 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: 1 10 50 64: 0 0 50 128: 1 10 60 256: 4 40 100 - open/close 3315 (time 1730576124.96 total 10.00 last 331.48) - open/close 7015 (time 1730576134.96 total 20.00 last 369.94) total: 10000 open/close in 27.77 seconds: 360.04 ops/second llite.lustre-ffff8800b63a0800.statahead_batch_max=0 llite.lustre-ffff8800b63a0800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b63a0800.stats=clear 10001 real 0m10.774s user 0m0.253s sys 0m9.171s llite.lustre-ffff8800b63a0800.statahead_batch_max=256 llite.lustre-ffff8800b63a0800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b63a0800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b63a0800.stats=clear 10001 real 0m10.484s user 0m0.190s sys 0m8.800s unbatched RPCs: 10004, batched RPCs: 314 mdc.lustre-MDT0000-mdc-ffff8800b63a0800.batch_stats= snapshot_time: 1730576168.820860428 secs.nsecs start_time: 1730576155.601610825 secs.nsecs elapsed_time: 13.219249603 secs.nsecs subreqs per batch batches % cum % 1: 202 64 64 2: 19 6 70 4: 7 2 72 8: 17 5 78 16: 17 5 83 32: 14 4 87 64: 2 0 88 128: 1 0 88 256: 35 11 100 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-ffff8800b63a0800.statahead_batch_max=64 llite.lustre-ffff8800b63a0800.statahead_max=128