Postfix local mail forwarding loop
OK, somebody did something foolish and forwarded mail to themselves. So now postfix sees a mail forwarding loop and your deferred queue is full of… Read More »Postfix local mail forwarding loop
sysadmin
Self-healing an OpenProject 503 Upgrade Error
If you have OpenProject set to auto-update, you may come in in the morning to a 503 error. For some reason the upgrade scripts don’t… Read More »Self-healing an OpenProject 503 Upgrade Error
Centos plus kernel for xen
Today I spent the day debugging why a database server wouldn’t boot and, eventually, removing the Redhat kernel from all of our CentOS 7 virtual… Read More »Centos plus kernel for xen
xz: Your next default compression tool
The xz compression program, run with defaults, can be so slow that you might wonder why anybody uses it. But on a modern machine, xz… Read More »xz: Your next default compression tool
rsnapshot-parallel
Today we released rsnapshot-parallel to Github. While we’ve used rsnapshot for years, recently with the proliferation of virtual machines we’ve noticed our backups running much… Read More »rsnapshot-parallel