== sanity test 124b: lru resize (performance test) ================================================================================= 14:39:12 (1734118752)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
striped dir -i0 -c2 -H crush /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 5204 (time 1734118764.01 total 10.00 last 520.37)
total: 8000 open/close in 16.76 seconds: 477.21 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 46 seconds
lru_size = 400
400
 - unlinked 0 (time 1734118818 ; total 0 ; last 0)
total: 8000 unlinks in 8 seconds: 1000.000000 unlinks/second
striped dir -i0 -c2 -H all_char /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 5981 (time 1734118837.59 total 10.00 last 598.06)
total: 8000 open/close in 13.77 seconds: 580.88 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 12 seconds
lru_size = 4006
4001
ls -la is 73% faster with lru resize enabled
 - unlinked 0 (time 1734118857 ; total 0 ; last 0)
total: 8000 unlinks in 8 seconds: 1000.000000 unlinks/second