== sanity test 124b: lru resize (performance test) ================================================================================= 16:17:40 (1713471460)
ldlm.namespaces.lustre-MDT0000-mdc-ffff88012eb2b800.lru_size=400
ldlm.namespaces.lustre-MDT0001-mdc-ffff88012eb2b800.lru_size=400
striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 2612 (time 1713471472.32 total 10.00 last 261.18)
 - open/close 5013 (time 1713471482.33 total 20.00 last 240.06)
 - open/close 7421 (time 1713471492.33 total 30.00 last 240.76)
total: 8000 open/close in 32.52 seconds: 246.00 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 49 seconds
lru_size = 400
400
 - unlinked 0 (time 1713471547 ; total 0 ; last 0)
total: 8000 unlinks in 32 seconds: 250.000000 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff88012eb2b800.lru_size=0
ldlm.namespaces.lustre-MDT0001-mdc-ffff88012eb2b800.lru_size=0
striped dir -i0 -c2 -H crush /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 2323 (time 1713471591.27 total 10.00 last 232.25)
 - open/close 4698 (time 1713471601.28 total 20.00 last 237.46)
 - open/close 7094 (time 1713471611.28 total 30.01 last 239.54)
total: 8000 open/close in 33.90 seconds: 236.01 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 12 seconds
lru_size = 4052
3955
ls -la is 75% faster with lru resize enabled
 - unlinked 0 (time 1713471631 ; total 0 ; last 0)
total: 8000 unlinks in 18 seconds: 444.444458 unlinks/second