== sanity test 124b: lru resize (performance test) ================================================================================= 06:41:43 (1712140903)
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800a84b4000.lru_size=400
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800a84b4000.lru_size=400
striped dir -i0 -c2 -H all_char /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 4430 (time 1712140915.16 total 10.00 last 442.92)
total: 8000 open/close in 18.16 seconds: 440.49 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 1712140974 ; total 0 ; last 0)
total: 8000 unlinks in 15 seconds: 533.333313 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800a84b4000.lru_size=0
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800a84b4000.lru_size=0
striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 4868 (time 1712141000.62 total 10.00 last 486.74)
total: 8000 open/close in 18.45 seconds: 433.68 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 75% faster with lru resize enabled
 - unlinked 0 (time 1712141025 ; total 0 ; last 0)
total: 8000 unlinks in 15 seconds: 533.333313 unlinks/second