== sanity test 124b: lru resize (performance test) ================================================================================= 19:28:46 (1756682926)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 2225 (time 1756682938.46 total 10.00 last 222.44)
 - open/close 4325 (time 1756682948.46 total 20.01 last 209.90)
 - open/close 6252 (time 1756682958.47 total 30.01 last 192.65)
total: 8000 open/close in 38.97 seconds: 205.28 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 97 seconds
lru_size = 400
 - unlinked 0 (time 1756683069 ; total 0 ; last 0)
total: 8000 unlinks in 22 seconds: 363.636353 unlinks/second
 - open/close 1970 (time 1756683104.69 total 10.00 last 196.92)
 - open/close 3095 (time 1756683114.69 total 20.01 last 112.46)
 - open/close 5037 (time 1756683124.69 total 30.01 last 194.19)
 - open/close 7056 (time 1756683134.70 total 40.01 last 201.88)
total: 8000 open/close in 44.54 seconds: 179.63 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 63 seconds
lru_size = 8005
ls -la is 35% faster with lru resize enabled
 - unlinked 0 (time 1756683211 ; total 0 ; last 0)
total: 8000 unlinks in 19 seconds: 421.052643 unlinks/second