== sanity test 123ad: Verify batching statahead works correctly ========================================================== 10:49:02 (1749480542) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8800b6541800.batch_stats=0 llite.lustre-ffff8800b6541800.statahead_max=32 llite.lustre-ffff8800b6541800.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8800b6541800.batch_stats=0 total: 100 open/close in 0.55 seconds: 181.90 ops/second llite.lustre-ffff8800b6541800.statahead_max=0 101 real 0m0.527s user 0m0.004s sys 0m0.199s ls -l 100 files without statahead: 0 sec llite.lustre-ffff8800b6541800.statahead_max=32 32 101 real 0m0.329s user 0m0.002s sys 0m0.115s ls -l 100 files with statahead: 0 sec statahead total: 44 statahead wrong: 1 agl total: 44 list_total: 19 fname_total: 25 hit_total: 11601 miss_total: 218 total: 900 open/close in 1.67 seconds: 540.39 ops/second llite.lustre-ffff8800b6541800.statahead_max=0 1001 real 0m4.900s user 0m0.021s sys 0m1.704s ls -l 1000 files without statahead: 5 sec llite.lustre-ffff8800b6541800.statahead_max=32 32 1001 real 0m1.843s user 0m0.020s sys 0m0.832s ls -l 1000 files with statahead: 2 sec statahead total: 45 statahead wrong: 1 agl total: 45 list_total: 20 fname_total: 25 hit_total: 12600 miss_total: 219 - open/close 5120 (time 1749480566.86 total 10.00 last 511.99) total: 9000 open/close in 17.85 seconds: 504.27 ops/second llite.lustre-ffff8800b6541800.statahead_max=0 10001 real 0m50.681s user 0m0.268s sys 0m17.353s ls -l 10000 files without statahead: 51 sec llite.lustre-ffff8800b6541800.statahead_max=32 32 10001 real 0m19.281s user 0m0.276s sys 0m8.364s ls -l 10000 files with statahead: 20 sec statahead total: 46 statahead wrong: 1 agl total: 46 list_total: 21 fname_total: 25 hit_total: 22599 miss_total: 220 ls -l done rm -r /mnt/lustre/d123ad.sanity: 35 seconds llite.lustre-ffff8800b6541800.statahead_stats= statahead total: 46 statahead wrong: 1 agl total: 46 list_total: 21 fname_total: 25 hit_total: 22599 miss_total: 220 mdc.lustre-MDT0000-mdc-ffff8800b6541800.batch_stats= snapshot_time: 1749480685.272433704 secs.nsecs start_time: 1749480543.740345836 secs.nsecs elapsed_time: 141.532087868 secs.nsecs subreqs per batch batches % cum % 1: 2 0 0 2: 0 0 0 4: 1 0 0 8: 3 0 1 16: 4 1 2 32: 346 97 100 - open/close 5187 (time 1749480695.80 total 10.00 last 518.60) total: 10000 open/close in 19.45 seconds: 514.24 ops/second llite.lustre-ffff8800b6541800.statahead_batch_max=0 llite.lustre-ffff8800b6541800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b6541800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m10.125s user 0m0.199s sys 0m9.393s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8800b6541800.statahead_batch_max=32 llite.lustre-ffff8800b6541800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b6541800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b6541800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m19.690s user 0m0.192s sys 0m8.473s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8800b6541800.batch_stats= snapshot_time: 1749480738.913883482 secs.nsecs start_time: 1749480716.986907209 secs.nsecs elapsed_time: 21.926976273 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-ffff8800b6541800.batch_stats=0 llite.lustre-ffff8800b6541800.statahead_max=2048 llite.lustre-ffff8800b6541800.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff8800b6541800.batch_stats=0 total: 100 open/close in 0.51 seconds: 197.55 ops/second llite.lustre-ffff8800b6541800.statahead_max=0 101 real 0m0.473s user 0m0.005s sys 0m0.163s ls -l 100 files without statahead: 1 sec llite.lustre-ffff8800b6541800.statahead_max=2048 2048 101 real 0m0.260s user 0m0.005s sys 0m0.097s 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: 2 total: 900 open/close in 1.72 seconds: 523.23 ops/second llite.lustre-ffff8800b6541800.statahead_max=0 1001 real 0m4.669s user 0m0.025s sys 0m1.672s ls -l 1000 files without statahead: 4 sec llite.lustre-ffff8800b6541800.statahead_max=2048 2048 1001 real 0m1.097s user 0m0.018s sys 0m0.798s 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 5305 (time 1749480817.37 total 10.00 last 530.48) total: 9000 open/close in 17.23 seconds: 522.43 ops/second llite.lustre-ffff8800b6541800.statahead_max=0 10001 real 0m48.801s user 0m0.249s sys 0m16.973s ls -l 10000 files without statahead: 49 sec llite.lustre-ffff8800b6541800.statahead_max=2048 2048 10001 real 0m9.890s user 0m0.189s sys 0m8.579s ls -l 10000 files with statahead: 10 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: 35 seconds llite.lustre-ffff8800b6541800.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-ffff8800b6541800.batch_stats= snapshot_time: 1749480923.796054322 secs.nsecs start_time: 1749480739.293424364 secs.nsecs elapsed_time: 184.502629958 secs.nsecs subreqs per batch batches % cum % 1: 215 63 63 2: 21 6 70 4: 7 2 72 8: 17 5 77 16: 22 6 83 32: 13 3 87 64: 2 0 88 128: 1 0 88 256: 39 11 100 - open/close 5123 (time 1749480934.65 total 10.00 last 512.25) total: 10000 open/close in 19.64 seconds: 509.23 ops/second llite.lustre-ffff8800b6541800.statahead_batch_max=0 llite.lustre-ffff8800b6541800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b6541800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m9.579s user 0m0.193s sys 0m8.478s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8800b6541800.statahead_batch_max=256 llite.lustre-ffff8800b6541800.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b6541800.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8800b6541800.stats=clear ls -l files in d123ad.sanity: 10001 real 0m9.636s user 0m0.216s sys 0m7.876s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8800b6541800.batch_stats= snapshot_time: 1749480967.446565786 secs.nsecs start_time: 1749480955.590858369 secs.nsecs elapsed_time: 11.855707417 secs.nsecs subreqs per batch batches % cum % 1: 207 63 63 2: 20 6 69 4: 17 5 74 8: 17 5 80 16: 15 4 84 32: 13 3 88 64: 1 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-ffff8800b6541800.statahead_batch_max=64 llite.lustre-ffff8800b6541800.statahead_max=128