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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Add user to Webmin through command line of terminal.
They have to be a system user.
vim /etc/webmin/miniserv.users
looks like:
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Switch 1and1 dedicated server default IP from DHCP to static
Apparently, out-of-the-box 1and1 dedicated server – at least the CentOS 6 64 bit minimal configuration – comes with dynamic server IP address. Yes, I know! Pretty stupid and confusing, an oxymoron by itself. But a fact.
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