Why does my linux server boot so slow? (systemd)
Some users have asked me in the past: "Why does my server boot so slow?" or "My server takes forever to boot -- why?" Typically, the reason is the processes that start up when the...
The only one that seems to be having fun.
Some users have asked me in the past: "Why does my server boot so slow?" or "My server takes forever to boot -- why?" Typically, the reason is the processes that start up when the...
When attempting to update sendmail configuration, some times an error will be received using m4: # m4 /etc/mail/sendmail.mc > /etc/mail/sendmail.cf m4:/etc/mail/sendmail.mc:10: cannot open `/usr/share/sendmail-cf/m4/cf.m4': No such file or directory # m4 sendmail.mc > sendmail.cf m4:sendmail.mc:10:...
Introduction Configuring a high-availability configuration is key to keeping the business running. Of course, instead of just duplicating every single thing, you should perform some risk assessments to see where the critical services are and...
Don't die on me! So you've created your RAID1 with two drives using mdadm. Now, you need to monitor it. How? With mdadm, of course! Run the following and change the obvious to your own...
Why? Many different situations and scenarios play out in which you would need to come up with a redundant configuration. Deciding what needs to be redundant should be something done when performing your risk assessment....
If your servers CPU seems to be running slow, it may be clocked down via the default installed CPUSPEED Daemon. This will re-clock your CPU (on supported models) to save power when it's not in...
For CentOS / RedHat -- if you want to see which modules are installed and/or enabled for Apache, run the following command: # apachectl -M For Debian and/or Ubuntu, you're probably running Apache2 so instead...
Recently had to migrate data from an old drive in an old server that was connected to the new server. Trying to mount the partitions gave me an unknown file system type: [root@newServer ~]# fdisk...