I’ve seen several cases in the last few months where database users seemingly “disappear” or privileges appear to become invalid when restoring MySQL data or an entire server from raw backups. This may commonly be attributed to a MySQL version mismatch, for example, when a server is running MySQL 5.0 and then is suddenly running…
Read moreAfter switching several servers over from APF to CSF, my colleagues and I noticed that there are times during the day that LFD just chews away CPU, even while the process claims it’s “sleeping”: root 15785 35.6 0.1 194496 buy cheap levitra 93104 ? Ss 00:00 474:54 lfd – sleeping 35.6% CPU? What is it…
Read moreUpdate 2/14/14: These instructions have been updated to apply to 11.36+. If at all possible, you should use WHM to install MySQL, however, if you need a version of MySQL outside of what they are offering in current cPanel versions, it is possible to install your own versions. These instructions can also be used to…
Read moreIf your server is approaching 99% disk space, your users may be aware of this before you are. At the 1% free margin, the following error will pop up when accessing certain features in cPanel and WHM: Sorry for the inconvience! The filesystem mounted at / on this server is running out of disk space.…
Read moreWith spam continuing to be an increasing problem, hosting providers are always looking for ways to filter out junk so their customers remain as spam free as possible. SpamAssassin, the anti-spam software bundled with cPanel, will do a sufficient job in filtering some spam, but to truly get bragging rights as a spam-free host, you…
Read moreNote: It is mentioned in the comments that recent versions of cPanel include an Email Archiving feature that stores copies of email on the server for you. If this is what you’re trying to do, this feature is probably the better option. However, if you’re trying to forward copies of outgoing email to other addresses, the…
Read moreWhen running a cPanel update, you may get the following error: /scripts/upcp /scripts/upcp syntax OK Running Futex Check/Fix……Done Undefined subroutine &Cpanel::Update::automatic_updates_enabled called at /scripts/upcp line 273. To fix this, run the following command: wget -O /root/updatenow.static http://httpupdate.cpanel.net/cpanelsync/RELEASE/scripts/updatenow.static && perl /root/updatenow.static –manual Then you can proceed running a cPanel update: /scripts/upcp –force…
Read moreIf you go into WHM > List Accounts and all your accounts are showing an unlimited quota and 0 disk space usage, you probably have a quota problem. First thing, try running /scripts/fixquotas This’ll take a while depending on your current disk usage, but will usually fix the problem. If it doesn’t, make sure that…
Read moreAfter upgrading to cPanel 11.28, a number of our users indicated that databases were missing from their cPanels, despite the actual databases existing on the server. There are a number of things that can cause this, including corrupted Perl modules and MySQL not running, but the major cause that I’ve seen is from the new…
Read moreThe following is a guest post from Gwen Davis of hostingobserver.com. History The first cron was written in the early 1970s for Version 7 UNIX as a system service (also known in UNIX as a daemon). The algorithm, invoked from the /etc/inittab location whenever the OS entered a multi-user mode, was simple — every minute,…
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