== sanity test 124b: lru resize (performance test) ================================================================================= 19:02:50 (1718319770)
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800b6d03800.lru_size=400
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800b6d03800.lru_size=400
striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 2785 (time 1718319781.90 total 10.00 last 278.39)
 - open/close 6223 (time 1718319791.90 total 20.01 last 343.69)
total: 8000 open/close in 26.77 seconds: 298.85 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 68 seconds
lru_size = 400
400
 - unlinked 0 (time 1718319869 ; total 0 ; last 0)
total: 8000 unlinks in 29 seconds: 275.862061 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800b6d03800.lru_size=0
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800b6d03800.lru_size=0
striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 2548 (time 1718319909.71 total 10.00 last 254.74)
 - open/close 5175 (time 1718319919.71 total 20.00 last 262.65)
 - open/close 7731 (time 1718319929.71 total 30.01 last 255.57)
total: 8000 open/close in 31.08 seconds: 257.39 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 9 seconds
lru_size = 4006
4001
ls -la is 86% faster with lru resize enabled
 - unlinked 0 (time 1718319944 ; total 0 ; last 0)
total: 8000 unlinks in 18 seconds: 444.444458 unlinks/second