Protected: Forcing a hard disk to reallocate bad sectors

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Protected: Postfix before Plesk

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Intel Raid Controller RS2BL040 Slow Performance – BBU problems.

Just for the record:

When BBU is not exists, the default cache policy is no cache. So, forcing it to use even BBU not present helped in that case the fsync value goes up to above 3000. There are still lower fsync values and jumping speed values, but now these are much better than before.
Summary: BBU is recommended using a system like this.

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ConfigServer Services firewall installation guide for Plesk

Config Server Firewall (csf) and Login Failure Daemon (lfd) is a robust firewall solution having Stateful Packet Inspection (SPI), Login/Intrusion Detection and Security application for Linux servers. Although it is more compatible with CPanel we have been able to use the same for the Plesk hosting control panel also and it is running fine.

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