kmalloc-512 缓存中的大量增长导致系统内存短缺
Issue
- kmalloc-512 缓存中的大量增长导致系统内存短缺
crash> kmem -i
PAGES TOTAL PERCENTAGE
TOTAL MEM 2002199 7.6 GB ----
FREE 66566 260 MB 3% of TOTAL MEM
USED 1935633 7.4 GB 96% of TOTAL MEM
SHARED 21992 85.9 MB 1% of TOTAL MEM
BUFFERS 0 0 0% of TOTAL MEM
CACHED 31186 121.8 MB 1% of TOTAL MEM
SLAB 1731023 6.6 GB 86% of TOTAL MEM <<-----
TOTAL HUGE 0 0 ----
HUGE FREE 0 0 0% of TOTAL HUGE
TOTAL SWAP 1310719 5 GB ----
SWAP USED 276935 1.1 GB 21% of TOTAL SWAP
SWAP FREE 1033784 3.9 GB 78% of TOTAL SWAP
COMMIT LIMIT 2311818 8.8 GB ----
COMMITTED 3708190 14.1 GB 160% of TOTAL LIMIT
Environment
- Red Hat Enterprise Linux 7.7 (kernel-3.10.0-1062.12.1.el7)
- Lustre 文件系统
Subscriber exclusive content
A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more.
