== sanity test 123ad: Verify batching statahead works correctly ========================================================== 11:47:54 (1746114474) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff880096b8a000.batch_stats=0 llite.lustre-ffff880096b8a000.statahead_max=32 llite.lustre-ffff880096b8a000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff880096b8a000.batch_stats=0 total: 100 open/close in 0.49 seconds: 204.59 ops/second llite.lustre-ffff880096b8a000.statahead_max=0 101 real 0m0.502s user 0m0.005s sys 0m0.174s ls -l 100 files without statahead: 1 sec llite.lustre-ffff880096b8a000.statahead_max=32 32 101 real 0m0.321s user 0m0.005s sys 0m0.106s ls -l 100 files with statahead: 0 sec statahead total: 50 statahead wrong: 1 agl total: 50 list_total: 23 fname_total: 27 hit_total: 11759 miss_total: 254 total: 900 open/close in 1.58 seconds: 568.93 ops/second llite.lustre-ffff880096b8a000.statahead_max=0 1001 real 0m4.799s user 0m0.024s sys 0m1.695s ls -l 1000 files without statahead: 4 sec llite.lustre-ffff880096b8a000.statahead_max=32 32 1001 real 0m1.819s user 0m0.011s sys 0m0.812s ls -l 1000 files with statahead: 2 sec statahead total: 51 statahead wrong: 1 agl total: 51 list_total: 24 fname_total: 27 hit_total: 12758 miss_total: 255 - open/close 5276 (time 1746114498.06 total 10.00 last 527.55) total: 9000 open/close in 18.75 seconds: 479.96 ops/second llite.lustre-ffff880096b8a000.statahead_max=0 10001 real 0m54.037s user 0m0.224s sys 0m17.650s ls -l 10000 files without statahead: 54 sec llite.lustre-ffff880096b8a000.statahead_max=32 32 10001 real 0m22.922s user 0m0.216s sys 0m9.907s ls -l 10000 files with statahead: 23 sec statahead total: 52 statahead wrong: 1 agl total: 52 list_total: 25 fname_total: 27 hit_total: 22757 miss_total: 256 ls -l done rm -r /mnt/lustre/d123ad.sanity: 48 seconds llite.lustre-ffff880096b8a000.statahead_stats= statahead total: 52 statahead wrong: 1 agl total: 52 list_total: 25 fname_total: 27 hit_total: 22757 miss_total: 256 mdc.lustre-MDT0000-mdc-ffff880096b8a000.batch_stats= snapshot_time: 1746114636.475816063 secs.nsecs start_time: 1746114475.003727497 secs.nsecs elapsed_time: 161.472088566 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 2933 (time 1746114647.06 total 10.00 last 293.28) - open/close 5773 (time 1746114657.06 total 20.00 last 283.91) - open/close 8405 (time 1746114667.07 total 30.01 last 263.11) total: 10000 open/close in 34.82 seconds: 287.18 ops/second llite.lustre-ffff880096b8a000.statahead_batch_max=0 llite.lustre-ffff880096b8a000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff880096b8a000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m7.843s user 0m0.175s sys 0m7.270s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff880096b8a000.statahead_batch_max=32 llite.lustre-ffff880096b8a000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff880096b8a000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff880096b8a000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m24.558s user 0m0.198s sys 0m10.609s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff880096b8a000.batch_stats= snapshot_time: 1746114708.208766101 secs.nsecs start_time: 1746114681.392932398 secs.nsecs elapsed_time: 26.815833703 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-ffff880096b8a000.batch_stats=0 llite.lustre-ffff880096b8a000.statahead_max=2048 llite.lustre-ffff880096b8a000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff880096b8a000.batch_stats=0 total: 100 open/close in 0.95 seconds: 105.79 ops/second llite.lustre-ffff880096b8a000.statahead_max=0 101 real 0m0.891s user 0m0.001s sys 0m0.315s ls -l 100 files without statahead: 1 sec llite.lustre-ffff880096b8a000.statahead_max=2048 2048 101 real 0m0.314s user 0m0.004s sys 0m0.163s 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 2.86 seconds: 314.29 ops/second llite.lustre-ffff880096b8a000.statahead_max=0 1001 real 0m4.665s user 0m0.018s sys 0m1.607s ls -l 1000 files without statahead: 4 sec llite.lustre-ffff880096b8a000.statahead_max=2048 2048 1001 real 0m1.085s user 0m0.011s sys 0m0.678s 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 3931 (time 1746114816.40 total 10.00 last 393.02) - open/close 8294 (time 1746114826.40 total 20.00 last 436.28) total: 9000 open/close in 21.53 seconds: 418.06 ops/second llite.lustre-ffff880096b8a000.statahead_max=0 10001 real 0m55.595s user 0m0.242s sys 0m18.699s ls -l 10000 files without statahead: 56 sec llite.lustre-ffff880096b8a000.statahead_max=2048 2048 10001 real 0m8.232s user 0m0.166s sys 0m6.906s ls -l 10000 files with statahead: 8 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: 42 seconds llite.lustre-ffff880096b8a000.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-ffff880096b8a000.batch_stats= snapshot_time: 1746114939.462169197 secs.nsecs start_time: 1746114708.738653754 secs.nsecs elapsed_time: 230.723515443 secs.nsecs subreqs per batch batches % cum % 1: 273 68 68 2: 20 5 73 4: 17 4 77 8: 16 4 81 16: 21 5 87 32: 10 2 89 64: 0 0 89 128: 1 0 89 256: 40 10 100 - open/close 4062 (time 1746114950.14 total 10.00 last 406.19) - open/close 7933 (time 1746114960.15 total 20.00 last 386.97) total: 10000 open/close in 26.35 seconds: 379.46 ops/second llite.lustre-ffff880096b8a000.statahead_batch_max=0 llite.lustre-ffff880096b8a000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff880096b8a000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m8.195s user 0m0.195s sys 0m7.240s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff880096b8a000.statahead_batch_max=256 llite.lustre-ffff880096b8a000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff880096b8a000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff880096b8a000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m7.973s user 0m0.170s sys 0m6.752s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff880096b8a000.batch_stats= snapshot_time: 1746114986.896517143 secs.nsecs start_time: 1746114976.854923133 secs.nsecs elapsed_time: 10.041594010 secs.nsecs subreqs per batch batches % cum % 1: 199 63 63 2: 19 6 69 4: 18 5 75 8: 9 2 78 16: 18 5 84 32: 13 4 88 64: 0 0 88 128: 0 0 88 256: 36 11 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff880096b8a000.statahead_batch_max=64 llite.lustre-ffff880096b8a000.statahead_max=128