== sanity test 123ad: Verify batching statahead works correctly ========================================================== 21:21:28 (1763086888) batch: statahead_max=32 statahead_batch_max=32 mdc.lustre-MDT0000-mdc-ffff9e5b879c0000.batch_stats=0 llite.lustre-ffff9e5b879c0000.statahead_max=32 llite.lustre-ffff9e5b879c0000.statahead_batch_max=32 seq.cli-lustre-OST0000-super.width=0x1ffffff seq.cli-lustre-OST0001-super.width=0x1ffffff kvm mdc.lustre-MDT0000-mdc-ffff9e5b879c0000.batch_stats=0 total: 100 open/close in 0.64 seconds: 157.42 ops/second llite.lustre-ffff9e5b879c0000.statahead_max=0 101 real 0m0.675s user 0m0.005s sys 0m0.222s ls -l 100 files without statahead: 0 sec llite.lustre-ffff9e5b879c0000.statahead_max=32 32 101 real 0m0.413s user 0m0.004s sys 0m0.206s ls -l 100 files with statahead: 0 sec statahead total: 79 statahead wrong: 2 agl total: 74 list_total: 31 fname_total: 48 hit_total: 33764 miss_total: 938 total: 900 open/close in 1.93 seconds: 467.31 ops/second llite.lustre-ffff9e5b879c0000.statahead_max=0 1001 real 0m6.629s user 0m0.019s sys 0m2.270s ls -l 1000 files without statahead: 7 sec llite.lustre-ffff9e5b879c0000.statahead_max=32 32 1001 real 0m3.542s user 0m0.014s sys 0m1.957s ls -l 1000 files with statahead: 4 sec statahead total: 80 statahead wrong: 2 agl total: 75 list_total: 32 fname_total: 48 hit_total: 34763 miss_total: 939 - open/close 4573 (time 1763086919.43 total 10.00 last 457.28) total: 9000 open/close in 19.87 seconds: 452.83 ops/second llite.lustre-ffff9e5b879c0000.statahead_max=0 10001 real 0m58.382s user 0m0.176s sys 0m19.600s ls -l 10000 files without statahead: 58 sec llite.lustre-ffff9e5b879c0000.statahead_max=32 32 10001 real 0m34.765s user 0m0.155s sys 0m18.901s ls -l 10000 files with statahead: 35 sec statahead total: 81 statahead wrong: 2 agl total: 76 list_total: 33 fname_total: 48 hit_total: 44762 miss_total: 940 ls -l done rm -r /mnt/lustre/d123ad.sanity: 59 seconds llite.lustre-ffff9e5b879c0000.statahead_stats= statahead total: 81 statahead wrong: 2 agl total: 76 list_total: 33 fname_total: 48 hit_total: 44762 miss_total: 940 mdc.lustre-MDT0000-mdc-ffff9e5b879c0000.batch_stats= snapshot_time: 1763087091.204744935 secs.nsecs start_time: 1763086890.447589254 secs.nsecs elapsed_time: 200.757155681 secs.nsecs subreqs per batch batches % cum % 1: 1 0 0 2: 0 0 0 4: 1 0 0 8: 3 0 1 16: 3 0 2 32: 346 97 100 - open/close 4551 (time 1763087102.75 total 10.00 last 455.07) - open/close 9197 (time 1763087112.75 total 20.00 last 464.51) total: 10000 open/close in 21.69 seconds: 461.05 ops/second llite.lustre-ffff9e5b879c0000.statahead_batch_max=0 llite.lustre-ffff9e5b879c0000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9e5b879c0000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m31.267s user 0m0.154s sys 0m27.895s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9e5b879c0000.statahead_batch_max=32 llite.lustre-ffff9e5b879c0000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9e5b879c0000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9e5b879c0000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m34.427s user 0m0.160s sys 0m19.128s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff9e5b879c0000.batch_stats= snapshot_time: 1763087187.350407995 secs.nsecs start_time: 1763087148.246522434 secs.nsecs elapsed_time: 39.103885561 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-ffff9e5b879c0000.batch_stats=0 llite.lustre-ffff9e5b879c0000.statahead_max=2048 llite.lustre-ffff9e5b879c0000.statahead_batch_max=256 kvm mdc.lustre-MDT0000-mdc-ffff9e5b879c0000.batch_stats=0 total: 100 open/close in 0.64 seconds: 156.61 ops/second llite.lustre-ffff9e5b879c0000.statahead_max=0 101 real 0m0.585s user 0m0.002s sys 0m0.213s ls -l 100 files without statahead: 0 sec llite.lustre-ffff9e5b879c0000.statahead_max=2048 2048 101 real 0m0.571s user 0m0.002s sys 0m0.221s 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 1.98 seconds: 454.86 ops/second llite.lustre-ffff9e5b879c0000.statahead_max=0 1001 real 0m6.276s user 0m0.014s sys 0m2.144s ls -l 1000 files without statahead: 6 sec llite.lustre-ffff9e5b879c0000.statahead_max=2048 2048 1001 real 0m3.932s user 0m0.011s sys 0m1.841s 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: 11097 miss_total: 3 - open/close 4099 (time 1763087297.96 total 10.00 last 409.80) - open/close 8194 (time 1763087307.96 total 20.00 last 409.49) total: 9000 open/close in 21.88 seconds: 411.39 ops/second llite.lustre-ffff9e5b879c0000.statahead_max=0 10001 real 0m55.697s user 0m0.175s sys 0m18.662s ls -l 10000 files without statahead: 56 sec llite.lustre-ffff9e5b879c0000.statahead_max=2048 2048 10001 real 0m25.021s user 0m0.156s sys 0m18.311s ls -l 10000 files with statahead: 25 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: 57 seconds llite.lustre-ffff9e5b879c0000.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-ffff9e5b879c0000.batch_stats= snapshot_time: 1763087457.537707987 secs.nsecs start_time: 1763087188.156359921 secs.nsecs elapsed_time: 269.381348066 secs.nsecs subreqs per batch batches % cum % 1: 215 55 55 2: 51 13 69 4: 42 10 80 8: 7 1 81 16: 3 0 82 32: 26 6 89 64: 1 0 89 128: 1 0 89 256: 39 10 100 - open/close 4716 (time 1763087468.31 total 10.00 last 471.56) - open/close 9463 (time 1763087478.31 total 20.00 last 474.68) total: 10000 open/close in 21.21 seconds: 471.56 ops/second llite.lustre-ffff9e5b879c0000.statahead_batch_max=0 llite.lustre-ffff9e5b879c0000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9e5b879c0000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m29.496s user 0m0.142s sys 0m24.635s unbatched statahead RPC=10004 hit count=9999 llite.lustre-ffff9e5b879c0000.statahead_batch_max=256 llite.lustre-ffff9e5b879c0000.statahead_stats=clear mdc.lustre-MDT0000-mdc-ffff9e5b879c0000.batch_stats=clear mdc.lustre-MDT0000-mdc-ffff9e5b879c0000.stats=clear ls -l files in d123ad.sanity: 10001 real 0m25.180s user 0m0.137s sys 0m17.492s batched statahead RPC= hit count=9999 mdc.lustre-MDT0000-mdc-ffff9e5b879c0000.batch_stats= snapshot_time: 1763087541.647132289 secs.nsecs start_time: 1763087511.718169562 secs.nsecs elapsed_time: 29.928962727 secs.nsecs subreqs per batch batches % cum % 1: 118 50 50 2: 24 10 61 4: 16 6 68 8: 8 3 71 16: 5 2 73 32: 24 10 84 64: 1 0 84 128: 1 0 84 256: 35 15 100 seq.cli-lustre-OST0000-super.width=65536 seq.cli-lustre-OST0001-super.width=65536 llite.lustre-ffff9e5b879c0000.statahead_batch_max=64 llite.lustre-ffff9e5b879c0000.statahead_max=128