== sanity test 124b: lru resize (performance test) ================================================================================= 13:57:32 (1786471052)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
striped dir -i0 -c2 -H fnv_1a_64  /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 4719 (time 1786471065.19 total 10.00 last 471.89)
total: 8000 open/close in 16.76 seconds: 477.32 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 65 seconds
lru_size = 400
400
 - unlinked 0 (time 1786471140 ; total 0 ; last 0)
total: 8000 unlinks in 10 seconds: 800.000000 unlinks/second
striped dir -i0 -c2 -H fnv_1a_64  /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 5323 (time 1786471162.11 total 10.00 last 532.21)
total: 8000 open/close in 15.68 seconds: 510.28 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 43 seconds
lru_size = 4006
4001
ls -la is 33% faster with lru resize enabled
 - unlinked 0 (time 1786471218 ; total 0 ; last 0)
total: 8000 unlinks in 10 seconds: 800.000000 unlinks/second