Archive for the ‘Monitoring’ Category
How to Create Connection Limits with Iptables
In: Aashish| Linux| Monitoring| Security| TCP/IP| iptables| ubuntu
18 Feb 2010How do I restrict the number of connections used by a single IP address to my server for port 80 and 25 using iptables?
You need to use the connection limit modules which allows you to restrict the number of parallel TCP connections to a server per client IP address (or address block). This is useful to protect your server or vps box against flooding, spamming or content scraping.
Identifying Slow MySQL queries
In: Aashish| Linux| Monitoring| MySQL| Scripts
13 Feb 2010MySQL can sometimes create big problems on a server when you have users abusing it.
This article will teach you how to correctly identify the queries that are creating a problem for your server.
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