== sanity test 124b: lru resize (performance test) ================================================================================= 04:45:09 (1759826709)
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 1796 (time 1759826721.65 total 10.00 last 179.53)
 - open/close 3979 (time 1759826731.65 total 20.01 last 218.20)
 - open/close 6344 (time 1759826741.65 total 30.01 last 236.48)
total: 8000 open/close in 37.75 seconds: 211.94 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 89 seconds
lru_size = 400
400
 - unlinked 0 (time 1759826843 ; total 0 ; last 0)
total: 8000 unlinks in 24 seconds: 333.333344 unlinks/second
striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 1923 (time 1759826879.48 total 10.00 last 192.24)
 - open/close 3977 (time 1759826889.48 total 20.00 last 205.38)
 - open/close 5922 (time 1759826899.48 total 30.01 last 194.44)
total: 8000 open/close in 38.69 seconds: 206.79 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 58 seconds
lru_size = 4006
4001
ls -la is 34% faster with lru resize enabled
 - unlinked 0 (time 1759826976 ; total 0 ; last 0)
total: 8000 unlinks in 19 seconds: 421.052643 unlinks/second