== sanity test 124b: lru resize (performance test) ================================================================================= 07:48:49 (1713440929)
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800a838d000.lru_size=400
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800a838d000.lru_size=400
striped dir -i0 -c2 -H crush /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 2892 (time 1713440940.97 total 10.00 last 289.16)
 - open/close 5355 (time 1713440950.97 total 20.01 last 246.17)
 - open/close 7715 (time 1713440960.97 total 30.01 last 235.97)
total: 8000 open/close in 31.10 seconds: 257.23 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 49 seconds
lru_size = 400
400
 - unlinked 0 (time 1713441014 ; total 0 ; last 0)
total: 8000 unlinks in 26 seconds: 307.692322 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800a838d000.lru_size=0
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800a838d000.lru_size=0
striped dir -i0 -c2 -H all_char /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 2867 (time 1713441051.66 total 10.00 last 286.68)
 - open/close 5623 (time 1713441061.66 total 20.00 last 275.56)
total: 8000 open/close in 29.01 seconds: 275.72 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 9 seconds
lru_size = 4006
4001
ls -la is 81% faster with lru resize enabled
 - unlinked 0 (time 1713441084 ; total 0 ; last 0)
total: 8000 unlinks in 16 seconds: 500.000000 unlinks/second