== sanity test 124b: lru resize (performance test) ================================================================================= 22:31:53 (1749609113)
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 5494 (time 1749609124.36 total 10.00 last 549.40)
total: 8000 open/close in 14.59 seconds: 548.16 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 45 seconds
lru_size = 400
400
 - unlinked 0 (time 1749609175 ; total 0 ; last 0)
total: 8000 unlinks in 9 seconds: 888.888916 unlinks/second
striped dir -i0 -c2 -H crush2 /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 5559 (time 1749609195.95 total 10.00 last 555.88)
total: 8000 open/close in 14.25 seconds: 561.31 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 77% faster with lru resize enabled
 - unlinked 0 (time 1749609214 ; total 0 ; last 0)
total: 8000 unlinks in 9 seconds: 888.888916 unlinks/second