== sanity test 123ad: Verify batching statahead works correctly ========================================================== 05:12:57 (1731751977) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff88007a114000.batch_stats=0 llite.lustre-ffff88007a114000.statahead_max=32 llite.lustre-ffff88007a114000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff88007a114000.batch_stats=0 total: 100 open/close in 0.50 seconds: 200.05 ops/second llite.lustre-ffff88007a114000.statahead_max=0 101 real 0m0.478s user 0m0.006s sys 0m0.169s ls -l 100 files without statahead: 0 sec llite.lustre-ffff88007a114000.statahead_max=32 32 101 real 0m0.317s user 0m0.002s sys 0m0.109s 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: 11694 miss_total: 139 total: 900 open/close in 1.69 seconds: 533.31 ops/second llite.lustre-ffff88007a114000.statahead_max=0 1001 real 0m5.072s user 0m0.033s sys 0m1.825s ls -l 1000 files without statahead: 5 sec llite.lustre-ffff88007a114000.statahead_max=32 32 1001 real 0m1.973s user 0m0.033s sys 0m0.900s ls -l 1000 files with statahead: 1 sec statahead total: 30 statahead wrong: 0 agl total: 30 list_total: 30 fname_total: 0 hit_total: 12693 miss_total: 141 - open/close 5100 (time 1731752001.91 total 10.00 last 509.97) total: 9000 open/close in 17.80 seconds: 505.49 ops/second llite.lustre-ffff88007a114000.statahead_max=0 10001 real 0m48.660s user 0m0.298s sys 0m16.452s ls -l 10000 files without statahead: 49 sec llite.lustre-ffff88007a114000.statahead_max=32 32 10001 real 0m19.775s user 0m0.248s sys 0m8.542s ls -l 10000 files with statahead: 20 sec statahead total: 31 statahead wrong: 0 agl total: 31 list_total: 31 fname_total: 0 hit_total: 22692 miss_total: 142 ls -l done rm -r /mnt/lustre/d123ad.sanity: 37 seconds llite.lustre-ffff88007a114000.statahead_stats= statahead total: 31 statahead wrong: 0 agl total: 31 list_total: 31 fname_total: 0 hit_total: 22692 miss_total: 142 mdc.lustre-MDT0000-mdc-ffff88007a114000.batch_stats= snapshot_time: 1731752120.941774690 secs.nsecs start_time: 1731751978.440661208 secs.nsecs elapsed_time: 142.501113482 secs.nsecs subreqs per batch batches % cum % 1: 1 0 0 2: 0 0 0 4: 0 0 0 8: 4 1 1 16: 4 1 2 32: 346 97 100 - open/close 4801 (time 1731752131.54 total 10.00 last 480.08) - open/close 9586 (time 1731752141.54 total 20.00 last 478.42) total: 10000 open/close in 20.95 seconds: 477.28 ops/second llite.lustre-ffff88007a114000.statahead_batch_max=0 llite.lustre-ffff88007a114000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88007a114000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m9.822s user 0m0.181s sys 0m9.019s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff88007a114000.statahead_batch_max=32 llite.lustre-ffff88007a114000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88007a114000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff88007a114000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m19.341s user 0m0.210s sys 0m8.335s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff88007a114000.batch_stats= snapshot_time: 1731752175.847566042 secs.nsecs start_time: 1731752154.261132435 secs.nsecs elapsed_time: 21.586433607 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-ffff88007a114000.batch_stats=0 llite.lustre-ffff88007a114000.statahead_max=2048 llite.lustre-ffff88007a114000.statahead_batch_max=256 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff88007a114000.batch_stats=0 total: 100 open/close in 0.58 seconds: 172.38 ops/second llite.lustre-ffff88007a114000.statahead_max=0 101 real 0m0.506s user 0m0.004s sys 0m0.193s ls -l 100 files without statahead: 1 sec llite.lustre-ffff88007a114000.statahead_max=2048 2048 101 real 0m0.262s user 0m0.001s sys 0m0.108s 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 1.72 seconds: 522.25 ops/second llite.lustre-ffff88007a114000.statahead_max=0 1001 real 0m5.028s user 0m0.026s sys 0m1.747s ls -l 1000 files without statahead: 5 sec llite.lustre-ffff88007a114000.statahead_max=2048 2048 1001 real 0m1.087s user 0m0.017s sys 0m0.714s 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: 3 - open/close 5115 (time 1731752259.48 total 10.00 last 511.50) total: 9000 open/close in 17.74 seconds: 507.28 ops/second llite.lustre-ffff88007a114000.statahead_max=0 10001 real 0m49.729s user 0m0.298s sys 0m16.985s ls -l 10000 files without statahead: 49 sec llite.lustre-ffff88007a114000.statahead_max=2048 2048 10001 real 0m10.407s user 0m0.219s sys 0m8.845s ls -l 10000 files with statahead: 11 sec statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 21096 miss_total: 4 ls -l done rm -r /mnt/lustre/d123ad.sanity: 38 seconds llite.lustre-ffff88007a114000.statahead_stats= statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 21096 miss_total: 4 mdc.lustre-MDT0000-mdc-ffff88007a114000.batch_stats= snapshot_time: 1731752370.856879235 secs.nsecs start_time: 1731752176.538510913 secs.nsecs elapsed_time: 194.318368322 secs.nsecs subreqs per batch batches % cum % 1: 250 69 69 2: 12 3 72 4: 8 2 74 8: 14 3 78 16: 14 3 82 32: 21 5 88 64: 3 0 89 128: 0 0 89 256: 39 10 100 - open/close 5156 (time 1731752381.45 total 10.00 last 515.52) - open/close 9976 (time 1731752391.45 total 20.00 last 481.95) total: 10000 open/close in 20.04 seconds: 498.92 ops/second llite.lustre-ffff88007a114000.statahead_batch_max=0 llite.lustre-ffff88007a114000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88007a114000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m10.009s user 0m0.186s sys 0m8.895s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff88007a114000.statahead_batch_max=256 llite.lustre-ffff88007a114000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff88007a114000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff88007a114000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m8.993s user 0m0.199s sys 0m7.656s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff88007a114000.batch_stats= snapshot_time: 1731752414.660394415 secs.nsecs start_time: 1731752403.416926715 secs.nsecs elapsed_time: 11.243467700 secs.nsecs subreqs per batch batches % cum % 1: 225 66 66 2: 14 4 70 4: 16 4 75 8: 15 4 79 16: 14 4 83 32: 18 5 89 64: 2 0 89 128: 0 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-ffff88007a114000.statahead_batch_max=64 llite.lustre-ffff88007a114000.statahead_max=128