== sanity test 124b: lru resize (performance test) ================================================================================= 21:28:35 (1746149315)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 1318 (time 1746149327.46 total 10.01 last 131.73)
 - open/close 2576 (time 1746149337.46 total 20.01 last 125.78)
 - open/close 3842 (time 1746149347.46 total 30.01 last 126.58)
 - open/close 5021 (time 1746149357.46 total 40.01 last 117.90)
 - open/close 6254 (time 1746149367.47 total 50.01 last 123.25)
 - open/close 7547 (time 1746149377.47 total 60.01 last 129.30)
total: 8000 open/close in 63.55 seconds: 125.88 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 144 seconds
lru_size = 400
 - unlinked 0 (time 1746149528 ; total 0 ; last 0)
total: 8000 unlinks in 63 seconds: 126.984123 unlinks/second
 - open/close 1420 (time 1746149603.13 total 10.00 last 141.99)
 - open/close 2916 (time 1746149613.13 total 20.00 last 149.55)
 - open/close 4472 (time 1746149623.13 total 30.01 last 155.56)
 - open/close 5941 (time 1746149633.14 total 40.01 last 146.83)
 - open/close 7329 (time 1746149643.14 total 50.01 last 138.80)
total: 8000 open/close in 55.28 seconds: 144.72 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 37 seconds
lru_size = 8005
ls -la is 74% faster with lru resize enabled
 - unlinked 0 (time 1746149694 ; total 0 ; last 0)
total: 8000 unlinks in 36 seconds: 222.222229 unlinks/second