== sanity test 124b: lru resize (performance test) ================================================================================= 22:35:29 (1787106929)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
striped dir -i0 -c2 -H all_char  /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 2289 (time 1787106943.61 total 10.00 last 228.84)
 - open/close 4608 (time 1787106953.61 total 20.01 last 231.79)
 - open/close 6958 (time 1787106963.62 total 30.01 last 234.98)
total: 8000 open/close in 35.01 seconds: 228.50 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 69 seconds
lru_size = 400
400
 - unlinked 0 (time 1787107040 ; total 0 ; last 0)
total: 8000 unlinks in 12 seconds: 666.666687 unlinks/second
striped dir -i0 -c2 -H fnv_1a_64  /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 3595 (time 1787107064.32 total 10.00 last 359.42)
 - open/close 6280 (time 1787107074.32 total 20.00 last 268.47)
total: 8000 open/close in 25.45 seconds: 314.35 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 60 seconds
lru_size = 4006
4001
ls -la is 13% faster with lru resize enabled
 - unlinked 0 (time 1787107147 ; total 0 ; last 0)
total: 8000 unlinks in 13 seconds: 615.384644 unlinks/second