== sanity test 124b: lru resize (performance test) ================================================================================= 22:02:22 (1745460142)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
striped dir -i0 -c2 -H all_char /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 2931 (time 1745460153.55 total 10.00 last 293.05)
 - open/close 6010 (time 1745460163.55 total 20.00 last 307.85)
total: 8000 open/close in 25.58 seconds: 312.80 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 61 seconds
lru_size = 400
400
 - unlinked 0 (time 1745460232 ; total 0 ; last 0)
total: 8000 unlinks in 12 seconds: 666.666687 unlinks/second
striped dir -i0 -c2 -H crush /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 3755 (time 1745460255.38 total 10.00 last 375.38)
 - open/close 7425 (time 1745460265.38 total 20.00 last 366.96)
total: 8000 open/close in 21.62 seconds: 370.00 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 10 seconds
lru_size = 4052
3955
ls -la is 83% faster with lru resize enabled
 - unlinked 0 (time 1745460281 ; total 0 ; last 0)
total: 8000 unlinks in 12 seconds: 666.666687 unlinks/second