https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=254453
Bug ID: 254453
Summary: [zone: mbuf] kern.ipc.mbufs limit reached - network
memory leaks?
Product: Base System
Version: 13.0-STABLE
Hardware: Any
OS: Any
Status: New
Severity: Affects Only Me
Priority: ---
Component: kern
Assignee: [email protected]
Reporter: [email protected]
Created attachment 223464
--> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=223464&action=edit
netstat -m
Server the same is in bug #254419, running on 10gbit ix with nginx sendfile =
off.
# sysctl net.inet.tcp.functions_available
net.inet.tcp.functions_available:
Stack D Alias PCB count
freebsd freebsd 61
rack rack 0
bbr * bbr 122508
After some hours network is hang. Works only local console (ikvm).
In /var/log/messages:
Mar 21 07:57:45 serv11 kernel: [zone: mbuf] kern.ipc.nmbufs limit reached
Mar 21 08:02:45 serv11 kernel: [zone: mbuf] kern.ipc.nmbufs limit reached
Mar 21 08:07:45 serv11 kernel: [zone: mbuf] kern.ipc.nmbufs limit reached
Mar 21 08:12:45 serv11 kernel: [zone: mbuf] kern.ipc.nmbufs limit reached
Mar 21 08:17:45 serv11 kernel: [zone: mbuf] kern.ipc.nmbufs limit reached
Mar 21 08:22:45 serv11 kernel: [zone: mbuf] kern.ipc.nmbufs limit reached
Mar 21 08:27:45 serv11 kernel: [zone: mbuf] kern.ipc.nmbufs limit reached
netstat -m in attached screenshot
Server with the same load and configuration but on FreeBSD-12.2-p4 and
net.inet.tcp.functions_default=rack works fine.
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