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Methodology

Home > Technology>Qmail Based Mail Server Management >Methodology

Glimpse of our approach on server management.

Maintenance Plan

S. No	Parameter	Methodology / tools	Frequency	Threshold
1.	Mail Queues	Automated / Nagios / Qmail-mrtg	5 min	> 1000
2.	SMTP response time	Automated / Nagios / Qmail-mrtg	5 min	> 10 sec
3.	SMTP Total	Automated / Nagios / Qmail-mrtg	5 min	> 30000
4.	POP3 Response time	Automated / Nagios / Qmail-mrtg	5 min	> 10 sec
5.	POP3 totals	Automated / Nagios / Qmail-mrtg	5 min	> 2000
6.	CPU utilization	Automated / Nagios	5 min	> 70% peek
7.	Network Card's Bandwidth utilization	Automated / Nagios / Open-NMS	3 min	> 70% on average and > 95% al time high
8.	Ping Response	Automated / Nagios / Open-NMS	3 min	> 2 sec
9.	Link Latency	Automated / Nagios / Open-NMS	5 min	> 300 mili sec
10.	Hard disk /partitions space utilization	Automated / Nagios / Open-NMS	5 min	> 85% always
11.	WEB servers response and availability	Automated / Nagios / Open-NMS	5 min	Service checks and should be available >3 min always
12.	Database , LDAP etc. availability and responses	Automated / Nagios / Open-NMS	5 min	Service checks and should be available >3 min always
13.	Warning at system logs	Manual/ Open-NMS / syslogd server	½ hr
14.	Number of Process	Automated / Nagios	5 min	Intel boxes >200
15.	Host unreachable	Automated / Nagios	3 min	> 3 min
16.	current network status	Automated / Nagios / Open NMS	5 min
17.	SPAM statistics	Qmail-mtrg	5 min
18.	Virus Statistics	Qmail - mrtg	5min