Create new database in MongoDB

Create new database in MongoDB

Today we'll look at how to create a new database in MongoDB. Connect to mongod via the following line, replace your credentials [crayon-5d9dc767d7f4a909098478/] If you're successfully authenticated then you'll see…
Requires: libpcre.so / CentOS 7

Requires: libpcre.so / CentOS 7

Ran into this rather peculiar error recently while installing Varnish Cache on CentOS 7. [crayon-5d9dc767d9f58920029486/] The fix turned out to be simple, CentOS 6 was set in the varnish repo…
Install and Configure ZFS – CentOS 7.6

Install and Configure ZFS – CentOS 7.6

We'll look at installing and configuring ZFS on CentOS 7.6 today. Why ZFS? [crayon-5d9dc767dad9a245933612/] Installation Start off by installing the repo rpm for ZFS, we'll be installing with the kABI-tracking…
Logging RSYNC output to file

Logging RSYNC output to file

Logging RSYNC output to file can be cumbersome but useful at times. Cumbersome because if you're transferring a large number of files then the log file becomes intelligible but useful in…
Mount ZFS Pools on Boot

Mount ZFS Pools on Boot

We recently ran into a snag with a new ZFS installation, the darn thing wouldn't mount the pools we created on boot. The solution turned out to be pretty straight forward, Issue the following at shell and reboot to test: