Category: ubuntu
Disk high usage are one of the common cause of server down. Some administrators would create a 8GB empty file, and once the disk usage is exceeding a threshold, …
At Linux, sometimes we want to search all the processes that contain some name and then terminate all of them. We can use “ps augx” to list all processes …
As you may know that we can use screen command to start a session when you SSH that allows you to run a few long commands that won’t terminate …
Recently I have observed a slightly increase of CPU usage (and quite frequent cpu spikes) on one of my API server, which is used to host Steem Tools/APIs and …
I was on holiday last week and when I came back and landed in London, I found out my witness started missing blocks. I had to do conductor disable …