== sanity test 124b: lru resize (performance test) ================================================================================= 22:09:57 (1708830597)
ldlm.namespaces.lustre-MDT0000-mdc-ffff88007f22e800.lru_size=400
ldlm.namespaces.lustre-MDT0001-mdc-ffff88007f22e800.lru_size=400
striped dir -i0 -c2 -H all_char /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 3634 (time 1708830608.14 total 10.00 last 363.32)
 - open/close 7002 (time 1708830618.14 total 20.00 last 336.77)
total: 8000 open/close in 23.29 seconds: 343.50 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 45 seconds
lru_size = 400
400
 - unlinked 0 (time 1708830669 ; total 0 ; last 0)
total: 8000 unlinks in 23 seconds: 347.826080 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff88007f22e800.lru_size=0
ldlm.namespaces.lustre-MDT0001-mdc-ffff88007f22e800.lru_size=0
striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 3169 (time 1708830704.08 total 10.00 last 316.86)
 - open/close 6278 (time 1708830714.09 total 20.00 last 310.84)
total: 8000 open/close in 26.82 seconds: 298.32 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 12 seconds
lru_size = 4006
4001
ls -la is 73% faster with lru resize enabled
 - unlinked 0 (time 1708830736 ; total 0 ; last 0)
total: 8000 unlinks in 18 seconds: 444.444458 unlinks/second