== sanity test 123ad: Verify batching statahead works correctly ========================================================== 18:42:50 (1756680170) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff93a31853c000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff93a31853c000.batch_stats=0 llite.lustre-ffff93a31853c000.statahead_max=32 llite.lustre-ffff93a31853c000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff93a31853c000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff93a31853c000.batch_stats=0 striped dir -i1 -c2 -H all_char /mnt/lustre/d123ad.sanity total: 100 open/close in 1.14 seconds: 87.34 ops/second llite.lustre-ffff93a31853c000.statahead_max=0 101 real 0m1.023s user 0m0.005s sys 0m0.382s ls -l 100 files without statahead: 1 sec llite.lustre-ffff93a31853c000.statahead_max=32 32 101 real 0m0.577s user 0m0.002s sys 0m0.258s ls -l 100 files with statahead: 1 sec statahead total: 63 statahead wrong: 2 agl total: 57 list_total: 27 fname_total: 35 hit_total: 34058 miss_total: 717 total: 900 open/close in 3.27 seconds: 274.98 ops/second llite.lustre-ffff93a31853c000.statahead_max=0 1001 real 0m9.679s user 0m0.029s sys 0m3.312s ls -l 1000 files without statahead: 9 sec llite.lustre-ffff93a31853c000.statahead_max=32 32 1001 real 0m3.891s user 0m0.014s sys 0m1.696s ls -l 1000 files with statahead: 4 sec statahead total: 64 statahead wrong: 2 agl total: 58 list_total: 28 fname_total: 35 hit_total: 35057 miss_total: 718 - open/close 3107 (time 1756680208.68 total 10.00 last 310.65) total: 4000 open/close in 13.54 seconds: 295.37 ops/second llite.lustre-ffff93a31853c000.statahead_max=0 5001 real 0m42.878s user 0m0.092s sys 0m13.957s ls -l 5000 files without statahead: 43 sec llite.lustre-ffff93a31853c000.statahead_max=32 32 5001 real 0m19.715s user 0m0.088s sys 0m8.197s ls -l 5000 files with statahead: 20 sec statahead total: 65 statahead wrong: 2 agl total: 59 list_total: 29 fname_total: 35 hit_total: 40055 miss_total: 720 ls -l done rm -r /mnt/lustre/d123ad.sanity: 36 seconds llite.lustre-ffff93a31853c000.statahead_stats= statahead total: 65 statahead wrong: 2 agl total: 59 list_total: 29 fname_total: 35 hit_total: 40055 miss_total: 720 mdc.lustre-MDT0000-mdc-ffff93a31853c000.batch_stats= snapshot_time: 1756680318.805988656 secs.nsecs start_time: 1756680172.360000747 secs.nsecs elapsed_time: 146.445987909 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 2: 4 2 2 4: 2 1 3 8: 1 0 3 16: 109 55 58 32: 81 41 100 mdc.lustre-MDT0001-mdc-ffff93a31853c000.batch_stats= snapshot_time: 1756680318.806053781 secs.nsecs start_time: 1756680172.360052767 secs.nsecs elapsed_time: 146.446001014 secs.nsecs subreqs per batch batches % cum % 1: 2 1 1 2: 0 0 1 4: 2 1 2 8: 6 3 5 16: 110 55 60 32: 78 39 100 - open/close 2606 (time 1756680329.73 total 10.00 last 260.50) - open/close 5542 (time 1756680339.73 total 20.01 last 293.54) - open/close 8793 (time 1756680349.73 total 30.01 last 325.02) total: 10000 open/close in 33.39 seconds: 299.53 ops/second llite.lustre-ffff93a31853c000.statahead_batch_max=0 llite.lustre-ffff93a31853c000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff93a31853c000.stats=clear mdc.lustre-MDT0001-mdc-ffff93a31853c000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m32.819s user 0m0.135s sys 0m30.383s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff93a31853c000.statahead_batch_max=32 llite.lustre-ffff93a31853c000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff93a31853c000.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff93a31853c000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff93a31853c000.stats=clear mdc.lustre-MDT0001-mdc-ffff93a31853c000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m38.028s user 0m0.131s sys 0m20.550s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff93a31853c000.batch_stats= snapshot_time: 1756680431.485734679 secs.nsecs start_time: 1756680388.790004136 secs.nsecs elapsed_time: 42.695730543 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 mdc.lustre-MDT0001-mdc-ffff93a31853c000.batch_stats= snapshot_time: 1756680431.485772528 secs.nsecs start_time: 1756680388.790059747 secs.nsecs elapsed_time: 42.695712781 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff93a31853c000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff93a31853c000.batch_stats=0 llite.lustre-ffff93a31853c000.statahead_max=2048 llite.lustre-ffff93a31853c000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff93a31853c000.batch_stats=0 mdc.lustre-MDT0001-mdc-ffff93a31853c000.batch_stats=0 striped dir -i1 -c2 -H crush2 /mnt/lustre/d123ad.sanity total: 100 open/close in 0.66 seconds: 151.63 ops/second llite.lustre-ffff93a31853c000.statahead_max=0 101 real 0m0.686s user 0m0.004s sys 0m0.232s ls -l 100 files without statahead: 1 sec llite.lustre-ffff93a31853c000.statahead_max=2048 2048 101 real 0m0.324s user 0m0.003s sys 0m0.173s 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: 2 total: 900 open/close in 3.46 seconds: 260.42 ops/second llite.lustre-ffff93a31853c000.statahead_max=0 1001 real 0m10.170s user 0m0.024s sys 0m3.265s ls -l 1000 files without statahead: 10 sec llite.lustre-ffff93a31853c000.statahead_max=2048 2048 1001 real 0m2.890s user 0m0.012s sys 0m1.464s 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 2969 (time 1756680558.36 total 10.00 last 296.85) total: 4000 open/close in 12.70 seconds: 315.06 ops/second llite.lustre-ffff93a31853c000.statahead_max=0 5001 real 0m38.230s user 0m0.116s sys 0m12.737s ls -l 5000 files without statahead: 38 sec llite.lustre-ffff93a31853c000.statahead_max=2048 2048 5001 real 0m13.824s user 0m0.070s sys 0m8.069s ls -l 5000 files with statahead: 14 sec statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 16096 miss_total: 4 ls -l done rm -r /mnt/lustre/d123ad.sanity: 35 seconds llite.lustre-ffff93a31853c000.statahead_stats= statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 16096 miss_total: 4 mdc.lustre-MDT0000-mdc-ffff93a31853c000.batch_stats= snapshot_time: 1756680657.323822930 secs.nsecs start_time: 1756680432.255285748 secs.nsecs elapsed_time: 225.068537182 secs.nsecs subreqs per batch batches % cum % 1: 90 73 73 2: 10 8 81 4: 2 1 83 8: 4 3 86 16: 0 0 86 32: 0 0 86 64: 0 0 86 128: 2 1 88 256: 14 11 100 mdc.lustre-MDT0001-mdc-ffff93a31853c000.batch_stats= snapshot_time: 1756680657.323863861 secs.nsecs start_time: 1756680432.255394570 secs.nsecs elapsed_time: 225.068469291 secs.nsecs subreqs per batch batches % cum % 1: 83 68 68 2: 9 7 76 4: 7 5 81 8: 2 1 83 16: 1 0 84 32: 0 0 84 64: 2 1 85 128: 2 1 87 256: 15 12 100 - open/close 2526 (time 1756680668.75 total 10.00 last 252.53) - open/close 5100 (time 1756680678.75 total 20.00 last 257.36) - open/close 7813 (time 1756680688.75 total 30.00 last 271.29) total: 10000 open/close in 36.68 seconds: 272.60 ops/second llite.lustre-ffff93a31853c000.statahead_batch_max=0 llite.lustre-ffff93a31853c000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff93a31853c000.stats=clear mdc.lustre-MDT0001-mdc-ffff93a31853c000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m28.129s user 0m0.152s sys 0m22.955s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff93a31853c000.statahead_batch_max=256 llite.lustre-ffff93a31853c000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff93a31853c000.batch_stats=clear mdc.lustre-MDT0001-mdc-ffff93a31853c000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff93a31853c000.stats=clear mdc.lustre-MDT0001-mdc-ffff93a31853c000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m24.493s user 0m0.141s sys 0m17.790s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff93a31853c000.batch_stats= snapshot_time: 1756680755.193012748 secs.nsecs start_time: 1756680726.366733790 secs.nsecs elapsed_time: 28.826278958 secs.nsecs subreqs per batch batches % cum % 1: 127 52 52 2: 21 8 60 4: 25 10 70 8: 9 3 74 16: 2 0 75 32: 20 8 83 64: 5 2 85 128: 0 0 85 256: 35 14 100 mdc.lustre-MDT0001-mdc-ffff93a31853c000.batch_stats= snapshot_time: 1756680755.193069108 secs.nsecs start_time: 1756680726.366783674 secs.nsecs elapsed_time: 28.826285434 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff93a31853c000.statahead_batch_max=64 llite.lustre-ffff93a31853c000.statahead_max=128