Linux服務(wù)器可以很方便地開(kāi)啟snmpD監(jiān)控,但是經(jīng)常查看日志的管理員會(huì)發(fā)現(xiàn),默認(rèn)情況下/var/log/message中會(huì)生成大量的SNMPD的日志:
Jan 9 11:54:08 i snmpd[2193]: Connection from UDP: [60.195.249.83]:37412
Jan 9 11:54:08 i snmpd[2193]: Received SNMP packet(s) from UDP: [60.195.249.83]:37412
Jan 9 11:54:08 i snmpd[2193]: Connection from UDP: [60.195.249.83]:18749
Jan 9 11:54:09 i snmpd[2193]: Connection from UDP: [60.195.249.83]:37412
Jan 9 11:54:09 i snmpd[2193]: Connection from UDP: [60.195.249.83]:18749
Jan 9 11:54:09 i snmpd[2193]: Connection from UDP: [60.195.249.83]:51089
Jan 9 11:54:09 i snmpd[2193]: Received SNMP packet(s) from UDP: [60.195.249.83]:51089
Jan 9 11:54:09 i snmpd[2193]: Connection from UDP: [60.195.249.83]:18749
Jan 9 11:54:09 i snmpd[2193]: Connection from UDP: [60.195.249.83]:51089
Jan 9 11:54:09 i snmpd[2193]: Connection from UDP: [60.195.249.83]:18749
無(wú)用的信息太多了。
不想看到這些多鏈接信息可以調(diào)整一下snmpd的debug級(jí)別:
# echo "OPTIONS=/"-LS3d -Lf /dev/null -p /var/run/snmpd.pid/"" >> /etc/sysconfig/snmpd.options
或者直接改啟動(dòng)腳本
vi /etc/init.d/snmpd
找到這一項(xiàng)
OPTIONS="-Lsd -Lf /dev/null -p /var/run/snmpd.pid -a"
改為
OPTIONS="-LS3d -Lf /dev/null -p /var/run/snmpd.pid"
snmpd日志等級(jí)的定義:
0 或 ! —- LOG_EMERG
1 或 a —- LOG_ALERT
2 或 c —- LOG_CRIT
3 或 e —- LOG_ERR
4 或 w —- LOG_WARNING
5 或 n —- LOG_NOTICE
6 或 i —- LOG_INFO
7 或 d —- LOG_DEBUG
最后別忘了重啟服務(wù)
# service snmpd restart
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