== sanity test 124b: lru resize (performance test) ================================================================================= 15:52:27 (1752695547)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 1932 (time 1752695560.77 total 10.00 last 193.20)
 - open/close 3852 (time 1752695570.78 total 20.00 last 191.92)
 - open/close 5777 (time 1752695580.78 total 30.01 last 192.41)
 - open/close 7743 (time 1752695590.78 total 40.01 last 196.54)
total: 8000 open/close in 41.33 seconds: 193.57 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 110 seconds
lru_size = 400
400
 - unlinked 0 (time 1752695707 ; total 0 ; last 0)
total: 8000 unlinks in 24 seconds: 333.333344 unlinks/second
striped dir -i0 -c2 -H all_char /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 1913 (time 1752695743.32 total 10.00 last 191.27)
 - open/close 3863 (time 1752695753.32 total 20.01 last 194.92)
 - open/close 5782 (time 1752695763.32 total 30.01 last 191.83)
 - open/close 7706 (time 1752695773.33 total 40.01 last 192.33)
total: 8000 open/close in 41.57 seconds: 192.46 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 83 seconds
lru_size = 4006
4001
ls -la is 24% faster with lru resize enabled
 - unlinked 0 (time 1752695869 ; total 0 ; last 0)
total: 8000 unlinks in 24 seconds: 333.333344 unlinks/second