== sanity test 124b: lru resize (performance test) ================================================================================= 07:21:55 (1747826515)
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800b5d1c800.lru_size=400
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800b5d1c800.lru_size=400
striped dir -i0 -c2 -H all_char /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 4363 (time 1747826526.76 total 10.00 last 436.24)
total: 8000 open/close in 19.00 seconds: 420.96 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 26 seconds
lru_size = 400
400
 - unlinked 0 (time 1747826563 ; total 0 ; last 0)
total: 8000 unlinks in 19 seconds: 421.052643 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800b5d1c800.lru_size=0
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800b5d1c800.lru_size=0
striped dir -i0 -c2 -H crush /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 4262 (time 1747826593.76 total 10.00 last 426.17)
total: 8000 open/close in 18.24 seconds: 438.58 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 5 seconds
lru_size = 4052
3955
ls -la is 80% faster with lru resize enabled
 - unlinked 0 (time 1747826610 ; total 0 ; last 0)
total: 8000 unlinks in 8 seconds: 1000.000000 unlinks/second