If you are using FreeBSD then you must be familiar with daily run output or daily security run output messages. They can be found in the root user’s mailbox by simply typing mail as root. If you’re […]
Month: June 2018
The Power Of CTRL+T
Did you know that you can check what a process is doing by pressing CTRL+T? Has it happened to you before that you were waiting for something to be finished that can take a lot […]
% and crontab
Crontab is a wonderful tool to run tasks at scheduled times. I noticed that my cron jobs fail if I use the percentage sign (%) in it. Why? It works if I just execute the […]
Random vSphere Disconnection Issues
There is a setting in vSphere/ESXi called NFS.MaxQueueDepth. Starting ESXi 5.x the default value is 4294967295. However some storages are not happy with this and when traffic increases (I’m not sure how much traffic is too much) […]