== sanity test 124b: lru resize (performance test) ================================================================================= 07:15:41 (1788002141)
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 4164 (time 1788002154.60 total 10.00 last 416.34)
total: 8000 open/close in 17.99 seconds: 444.75 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 62 seconds
lru_size = 400
400
 - unlinked 0 (time 1788002227 ; total 0 ; last 0)
total: 8000 unlinks in 12 seconds: 666.666687 unlinks/second
striped dir -i0 -c2 -H fnv_1a_64  /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 3699 (time 1788002251.09 total 10.00 last 369.86)
 - open/close 7334 (time 1788002261.09 total 20.00 last 363.46)
total: 8000 open/close in 21.94 seconds: 364.64 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 46 seconds
lru_size = 4006
4001
ls -la is 25% faster with lru resize enabled
 - unlinked 0 (time 1788002316 ; total 0 ; last 0)
total: 8000 unlinks in 12 seconds: 666.666687 unlinks/second