cbsensor module's slab cache using high amounts of unreclaimable slab leading to oom-killer event.
Issue
- Server was responding extremely slowly.
- Out of Memory event present in the logs.
cb_nethash_cache
ORcb_pt_cache
consuming high amounts of unreclaimable slab.
Environment
- Red Hat Enterprise Linux 6
- Third-party kernel module [cbsensor]
Subscriber exclusive content
A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more.