== sanity test 123ad: Verify batching statahead works correctly ========================================================== 09:10:15 (1724764215) batching: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8800b5df8800.batch_stats=0 llite.lustre-ffff8800b5df8800.statahead_max=32 llite.lustre-ffff8800b5df8800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8800b5df8800.batch_stats=0 total: 100 open/close in 0.54 seconds: 185.01 ops/second llite.lustre-ffff8800b5df8800.statahead_max=0 101 real 0m0.526s user 0m0.005s sys 0m0.185s ls -l 100 files without statahead: 1 sec llite.lustre-ffff8800b5df8800.statahead_max=32 32 101 real 0m0.333s user 0m0.007s sys 0m0.107s ls -l 100 files with statahead: 1 sec statahead total: 29 statahead wrong: 0 agl total: 29 list_total: 29 fname_total: 0 hit_total: 11432 miss_total: 139 total: 900 open/close in 1.78 seconds: 506.42 ops/second llite.lustre-ffff8800b5df8800.statahead_max=0 1001 real 0m4.514s user 0m0.036s sys 0m1.599s ls -l 1000 files without statahead: 5 sec llite.lustre-ffff8800b5df8800.statahead_max=32 32 1001 real 0m2.252s user 0m0.017s sys 0m0.926s 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: 12431 miss_total: 142 - open/close 3620 (time 1724764239.95 total 10.00 last 362.00) - open/close 7227 (time 1724764249.95 total 20.00 last 360.65) total: 9000 open/close in 25.15 seconds: 357.88 ops/second llite.lustre-ffff8800b5df8800.statahead_max=0 10001 real 1m9.778s user 0m0.838s sys 0m21.387s ls -l 10000 files without statahead: 70 sec llite.lustre-ffff8800b5df8800.statahead_max=32 32 10001 real 0m22.737s user 0m0.276s sys 0m9.406s ls -l 10000 files with statahead: 22 sec statahead total: 31 statahead wrong: 0 agl total: 31 list_total: 31 fname_total: 0 hit_total: 22430 miss_total: 162 ls -l done rm -r /mnt/lustre/d123ad.sanity/: 45 seconds rm done statahead total: 31 statahead wrong: 0 agl total: 31 list_total: 31 fname_total: 0 hit_total: 22430 miss_total: 162 mdc.lustre-MDT0000-mdc-ffff8800b5df8800.batch_stats= snapshot_time: 1724764399.511760794 secs.nsecs start_time: 1724764216.356867269 secs.nsecs elapsed_time: 183.154893525 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 3248 (time 1724764410.16 total 10.00 last 324.74) - open/close 6903 (time 1724764420.16 total 20.01 last 365.38) total: 10000 open/close in 28.01 seconds: 356.96 ops/second llite.lustre-ffff8800b5df8800.statahead_batch_max=0 llite.lustre-ffff8800b5df8800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b5df8800.stats=clear 10001 real 0m10.518s user 0m0.232s sys 0m9.648s llite.lustre-ffff8800b5df8800.statahead_batch_max=32 llite.lustre-ffff8800b5df8800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b5df8800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b5df8800.stats=clear 10001 real 0m20.366s user 0m0.202s sys 0m8.644s unbatched RPCs: 10004, batched RPCs: 315 mdc.lustre-MDT0000-mdc-ffff8800b5df8800.batch_stats= snapshot_time: 1724764463.685570074 secs.nsecs start_time: 1724764440.779713419 secs.nsecs elapsed_time: 22.905856655 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-ffff8800b5df8800.batch_stats=0 llite.lustre-ffff8800b5df8800.statahead_max=2048 llite.lustre-ffff8800b5df8800.statahead_batch_max=256 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8800b5df8800.batch_stats=0 total: 100 open/close in 0.63 seconds: 158.36 ops/second llite.lustre-ffff8800b5df8800.statahead_max=0 101 real 0m0.584s user 0m0.009s sys 0m0.206s ls -l 100 files without statahead: 1 sec llite.lustre-ffff8800b5df8800.statahead_max=2048 2048 101 real 0m0.313s user 0m0.003s sys 0m0.110s 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: 4 total: 900 open/close in 2.15 seconds: 418.82 ops/second llite.lustre-ffff8800b5df8800.statahead_max=0 1001 real 0m5.560s user 0m0.041s sys 0m1.982s ls -l 1000 files without statahead: 6 sec llite.lustre-ffff8800b5df8800.statahead_max=2048 2048 1001 real 0m1.294s user 0m0.013s sys 0m0.896s 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-ffff8800b5df8800.batch_stats= snapshot_time: 1724764520.289943495 secs.nsecs start_time: 1724764464.268863999 secs.nsecs elapsed_time: 56.021079496 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 2 22 22 16: 2 22 44 32: 0 0 44 64: 0 0 44 128: 1 11 55 256: 4 44 100 - open/close 5117 (time 1724764530.85 total 10.00 last 511.58) - open/close 9630 (time 1724764540.85 total 20.00 last 451.24) total: 10000 open/close in 20.83 seconds: 480.16 ops/second llite.lustre-ffff8800b5df8800.statahead_batch_max=0 llite.lustre-ffff8800b5df8800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b5df8800.stats=clear 10001 real 0m10.325s user 0m0.207s sys 0m8.949s llite.lustre-ffff8800b5df8800.statahead_batch_max=256 llite.lustre-ffff8800b5df8800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b5df8800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b5df8800.stats=clear 10001 real 0m10.285s user 0m0.204s sys 0m8.864s unbatched RPCs: 10004, batched RPCs: 348 mdc.lustre-MDT0000-mdc-ffff8800b5df8800.batch_stats= snapshot_time: 1724764566.795387237 secs.nsecs start_time: 1724764554.024732865 secs.nsecs elapsed_time: 12.770654372 secs.nsecs subreqs per batch batches % cum % 1: 231 66 66 2: 15 4 70 4: 19 5 76 8: 13 3 79 16: 21 6 85 32: 11 3 89 64: 2 0 89 128: 1 0 89 256: 35 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-ffff8800b5df8800.statahead_batch_max=64 llite.lustre-ffff8800b5df8800.statahead_max=128