== sanity test 124b: lru resize (performance test) ================================================================================= 11:30:29 (1787067029)
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 5261 (time 1787067042.37 total 10.00 last 526.06)
total: 8000 open/close in 15.36 seconds: 520.97 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 64 seconds
lru_size = 400
400
 - unlinked 0 (time 1787067114 ; 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 4801 (time 1787067136.13 total 10.00 last 480.08)
total: 8000 open/close in 16.08 seconds: 497.43 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 45 seconds
lru_size = 4006
4001
ls -la is 29% faster with lru resize enabled
 - unlinked 0 (time 1787067194 ; total 0 ; last 0)
total: 8000 unlinks in 9 seconds: 888.888916 unlinks/second