== sanity test 124b: lru resize (performance test) ================================================================================= 11:10:23 (1749481823)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
striped dir -i0 -c2 -H crush2 /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 5048 (time 1749481834.92 total 10.00 last 504.80)
total: 8000 open/close in 15.77 seconds: 507.32 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 47 seconds
lru_size = 400
400
 - unlinked 0 (time 1749481889 ; total 0 ; last 0)
total: 8000 unlinks in 9 seconds: 888.888916 unlinks/second
striped dir -i0 -c2 -H all_char /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 4872 (time 1749481909.74 total 10.00 last 487.12)
total: 8000 open/close in 15.66 seconds: 510.84 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 10 seconds
lru_size = 4006
4001
ls -la is 78% faster with lru resize enabled
 - unlinked 0 (time 1749481929 ; total 0 ; last 0)
total: 8000 unlinks in 9 seconds: 888.888916 unlinks/second