== sanity test 124b: lru resize (performance test) ================================================================================= 11:07:11 (1770653231)
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 4004 (time 1770653244.33 total 10.00 last 400.38)
total: 8000 open/close in 18.58 seconds: 430.48 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 56 seconds
lru_size = 400
400
 - unlinked 0 (time 1770653312 ; total 0 ; last 0)
total: 8000 unlinks in 18 seconds: 444.444458 unlinks/second
striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 4405 (time 1770653344.30 total 10.00 last 440.43)
 - open/close 7384 (time 1770653354.31 total 20.00 last 297.87)
total: 8000 open/close in 22.11 seconds: 361.79 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 54 seconds
lru_size = 4006
4001
ls -la is 3% faster with lru resize enabled
 - unlinked 0 (time 1770653419 ; total 0 ; last 0)
total: 8000 unlinks in 17 seconds: 470.588226 unlinks/second