== sanity test 124b: lru resize (performance test) ================================================================================= 19:42:47 (1786837367)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 1800 (time 1786837379.58 total 10.00 last 179.92)
 - open/close 3762 (time 1786837389.58 total 20.01 last 196.15)
 - open/close 6043 (time 1786837399.59 total 30.01 last 228.05)
total: 8000 open/close in 38.13 seconds: 209.82 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 85 seconds
lru_size = 400
 - unlinked 0 (time 1786837497 ; total 0 ; last 0)
total: 8000 unlinks in 25 seconds: 320.000000 unlinks/second
 - open/close 1848 (time 1786837534.28 total 10.00 last 184.80)
 - open/close 3829 (time 1786837544.28 total 20.00 last 198.08)
 - open/close 6646 (time 1786837554.28 total 30.00 last 281.69)
total: 8000 open/close in 36.45 seconds: 219.48 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 51 seconds
lru_size = 8005
ls -la is 40% faster with lru resize enabled
 - unlinked 0 (time 1786837619 ; total 0 ; last 0)
total: 8000 unlinks in 23 seconds: 347.826080 unlinks/second