文件操作 - tcp_orphans.conf
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文件: /usr/lib/netdata/conf.d/health.d/tcp_orphans.conf
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# # check # http://blog.tsunanet.net/2011/03/out-of-socket-memory.html # # The kernel may penalize orphans by 2x or even 4x # so we alarm warning at 25% and critical at 50% # alarm: tcp_orphans on: ipv4.sockstat_tcp_sockets os: linux hosts: * calc: ${orphan} * 100 / ${tcp_max_orphans} units: % every: 10s warn: $this > (($status >= $WARNING ) ? ( 20 ) : ( 25 )) crit: $this > (($status >= $CRITICAL) ? ( 25 ) : ( 50 )) delay: up 0 down 5m multiplier 1.5 max 1h info: the percentage of orphan IPv4 TCP sockets over the max allowed (this may lead to too-many-orphans errors) to: sysadmin
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