== sanity test 123ad: Verify batching statahead works correctly ========================================================== 22:26:26 (1767324386) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff8a5fca3f9000.batch_stats=0 llite.lustre-ffff8a5fca3f9000.statahead_max=32 llite.lustre-ffff8a5fca3f9000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff8a5fca3f9000.batch_stats=0 total: 100 open/close in 1.71 seconds: 58.52 ops/second llite.lustre-ffff8a5fca3f9000.statahead_max=0 101 real 0m1.601s user 0m0.005s sys 0m0.275s ls -l 100 files without statahead: 1 sec llite.lustre-ffff8a5fca3f9000.statahead_max=32 32 101 real 0m0.571s user 0m0.001s sys 0m0.149s ls -l 100 files with statahead: 1 sec statahead total: 134 statahead wrong: 2 agl total: 127 list_total: 33 fname_total: 92 hit_total: 10958 miss_total: 1221 total: 900 open/close in 8.06 seconds: 111.68 ops/second llite.lustre-ffff8a5fca3f9000.statahead_max=0 1001 real 0m14.714s user 0m0.037s sys 0m2.554s ls -l 1000 files without statahead: 15 sec llite.lustre-ffff8a5fca3f9000.statahead_max=32 32 1001 real 0m5.567s user 0m0.022s sys 0m1.256s ls -l 1000 files with statahead: 5 sec statahead total: 135 statahead wrong: 2 agl total: 128 list_total: 34 fname_total: 92 hit_total: 11955 miss_total: 1224 - open/close 1147 (time 1767324441.07 total 10.00 last 114.68) total: 2000 open/close in 17.78 seconds: 112.50 ops/second llite.lustre-ffff8a5fca3f9000.statahead_max=0 3001 real 0m42.830s user 0m0.086s sys 0m7.688s ls -l 3000 files without statahead: 43 sec llite.lustre-ffff8a5fca3f9000.statahead_max=32 32 3001 real 0m17.790s user 0m0.070s sys 0m3.860s ls -l 3000 files with statahead: 18 sec statahead total: 136 statahead wrong: 2 agl total: 129 list_total: 35 fname_total: 92 hit_total: 14950 miss_total: 1229 ls -l done rm -r /mnt/lustre/d123ad.sanity: 36 seconds llite.lustre-ffff8a5fca3f9000.statahead_stats= statahead total: 136 statahead wrong: 2 agl total: 129 list_total: 35 fname_total: 92 hit_total: 14950 miss_total: 1229 mdc.lustre-MDT0000-mdc-ffff8a5fca3f9000.batch_stats= snapshot_time: 1767324554.563423888 secs.nsecs start_time: 1767324389.161997943 secs.nsecs elapsed_time: 165.401425945 secs.nsecs subreqs per batch batches % cum % 1: 2 1 1 2: 0 0 1 4: 0 0 1 8: 4 2 4 16: 3 2 6 32: 128 93 100 - open/close 1216 (time 1767324566.05 total 10.01 last 121.48) - open/close 2456 (time 1767324576.06 total 20.02 last 123.89) - open/close 3720 (time 1767324586.07 total 30.02 last 126.35) - open/close 4987 (time 1767324596.07 total 40.02 last 126.68) - open/close 6503 (time 1767324606.07 total 50.03 last 151.58) - open/close 7961 (time 1767324616.07 total 60.03 last 145.74) - open/close 9636 (time 1767324626.08 total 70.03 last 167.46) total: 10000 open/close in 72.04 seconds: 138.82 ops/second llite.lustre-ffff8a5fca3f9000.statahead_batch_max=0 llite.lustre-ffff8a5fca3f9000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8a5fca3f9000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m34.747s user 0m0.286s sys 0m18.866s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8a5fca3f9000.statahead_batch_max=32 llite.lustre-ffff8a5fca3f9000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8a5fca3f9000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8a5fca3f9000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m59.106s user 0m0.221s sys 0m12.248s batched statahead RPC= hit count=9983 mdc.lustre-MDT0000-mdc-ffff8a5fca3f9000.batch_stats= snapshot_time: 1767324731.968849125 secs.nsecs start_time: 1767324666.633611157 secs.nsecs elapsed_time: 65.335237968 secs.nsecs subreqs per batch batches % cum % 1: 0 0 0 2: 0 0 0 4: 0 0 0 8: 1 0 0 16: 1 0 0 32: 313 99 100 batch: statahead_max=2048 statahead_batch_max=256 mdc.lustre-MDT0000-mdc-ffff8a5fca3f9000.batch_stats=0 llite.lustre-ffff8a5fca3f9000.statahead_max=2048 llite.lustre-ffff8a5fca3f9000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff8a5fca3f9000.batch_stats=0 total: 100 open/close in 1.51 seconds: 66.14 ops/second llite.lustre-ffff8a5fca3f9000.statahead_max=0 101 real 0m1.446s user 0m0.004s sys 0m0.267s ls -l 100 files without statahead: 2 sec llite.lustre-ffff8a5fca3f9000.statahead_max=2048 2048 101 real 0m0.456s user 0m0.005s sys 0m0.129s 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: 10082 miss_total: 18 total: 900 open/close in 7.29 seconds: 123.43 ops/second llite.lustre-ffff8a5fca3f9000.statahead_max=0 1001 real 0m15.882s user 0m0.025s sys 0m2.687s ls -l 1000 files without statahead: 16 sec llite.lustre-ffff8a5fca3f9000.statahead_max=2048 2048 1001 real 0m3.590s user 0m0.014s sys 0m1.142s ls -l 1000 files with statahead: 4 sec statahead total: 3 statahead wrong: 0 agl total: 3 list_total: 3 fname_total: 0 hit_total: 11081 miss_total: 19 - open/close 1251 (time 1767324951.80 total 10.01 last 125.03) total: 2000 open/close in 16.24 seconds: 123.17 ops/second llite.lustre-ffff8a5fca3f9000.statahead_max=0 3001 real 0m36.085s user 0m0.097s sys 0m7.621s ls -l 3000 files without statahead: 36 sec llite.lustre-ffff8a5fca3f9000.statahead_max=2048 2048 3001 real 0m8.117s user 0m0.053s sys 0m4.558s ls -l 3000 files with statahead: 8 sec statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 14080 miss_total: 20 ls -l done rm -r /mnt/lustre/d123ad.sanity: 27 seconds llite.lustre-ffff8a5fca3f9000.statahead_stats= statahead total: 4 statahead wrong: 0 agl total: 4 list_total: 4 fname_total: 0 hit_total: 14080 miss_total: 20 mdc.lustre-MDT0000-mdc-ffff8a5fca3f9000.batch_stats= snapshot_time: 1767325036.985594941 secs.nsecs start_time: 1767324733.343602307 secs.nsecs elapsed_time: 303.641992634 secs.nsecs subreqs per batch batches % cum % 1: 89 53 53 2: 20 11 65 4: 22 13 78 8: 11 6 85 16: 3 1 86 32: 5 2 89 64: 2 1 91 128: 1 0 91 256: 14 8 100 - open/close 1814 (time 1767325048.19 total 10.00 last 181.33) - open/close 3471 (time 1767325058.20 total 20.00 last 165.69) - open/close 4847 (time 1767325068.20 total 30.01 last 137.58) - open/close 6640 (time 1767325078.20 total 40.01 last 179.27) - open/close 8293 (time 1767325088.20 total 50.01 last 165.21) total: 10000 open/close in 59.37 seconds: 168.42 ops/second llite.lustre-ffff8a5fca3f9000.statahead_batch_max=0 llite.lustre-ffff8a5fca3f9000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8a5fca3f9000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m28.155s user 0m0.227s sys 0m19.557s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff8a5fca3f9000.statahead_batch_max=256 llite.lustre-ffff8a5fca3f9000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff8a5fca3f9000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff8a5fca3f9000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m24.842s user 0m0.190s sys 0m15.465s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff8a5fca3f9000.batch_stats= snapshot_time: 1767325158.086598621 secs.nsecs start_time: 1767325128.894498994 secs.nsecs elapsed_time: 29.192099627 secs.nsecs subreqs per batch batches % cum % 1: 191 51 51 2: 58 15 66 4: 44 11 78 8: 17 4 83 16: 5 1 84 32: 19 5 89 64: 4 1 90 128: 1 0 90 256: 34 9 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff8a5fca3f9000.statahead_batch_max=64 llite.lustre-ffff8a5fca3f9000.statahead_max=128