== sanity test 124b: lru resize (performance test) ================================================================================= 22:06:21 (1708830381)
ldlm.namespaces.lustre-MDT0000-mdc-ffff880083c24800.lru_size=400
ldlm.namespaces.lustre-MDT0001-mdc-ffff880083c24800.lru_size=400
striped dir -i0 -c2 -H all_char /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 3446 (time 1708830393.23 total 10.00 last 344.53)
 - open/close 6946 (time 1708830403.23 total 20.01 last 349.88)
total: 8000 open/close in 23.71 seconds: 337.48 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 51 seconds
lru_size = 400
400
 - unlinked 0 (time 1708830459 ; total 0 ; last 0)
total: 8000 unlinks in 19 seconds: 421.052643 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff880083c24800.lru_size=0
ldlm.namespaces.lustre-MDT0001-mdc-ffff880083c24800.lru_size=0
striped dir -i0 -c2 -H all_char /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 4002 (time 1708830490.02 total 10.00 last 400.17)
 - open/close 6859 (time 1708830500.02 total 20.00 last 285.67)
total: 8000 open/close in 24.16 seconds: 331.15 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 11 seconds
lru_size = 4006
4001
ls -la is 78% faster with lru resize enabled
 - unlinked 0 (time 1708830519 ; total 0 ; last 0)
total: 8000 unlinks in 15 seconds: 533.333313 unlinks/second