We have a dedicated server, with the following configuration: AMD Athlon (tm) 64 X2 Dual Core Processor 5600 + Memory: 4GB OS: Debian 4.0, kernel: 2.6.18-5-amd64 Apache/2.2.3 PHP/5.2.0-8 MYSQL: 5.0.32
The server works without problems, when suddenly from unknown causes httpd process hangs and consumes 50% CPU power. The situation presents the following chart:
We can not locate a cause or an effective remedy similar situations. Maybe some of you know how to locate the cause or how to deal with its consequences.