Monitoring the health of servers manually can save you from memory leaks, bad resource-consuming , attacks and downtime. software , , and TL;DR glances htop iotop iftop The 4 Tools in iTerm Installation commands in this tutorial assume Debian/Ubuntu distro and root access, else use sudo #1 Glances Glances v2.8 in Ubuntu 16.04 is, in my opinion, the best summary of the current state of your server. CPU Stats, Memory Stats, Stats, Disk Stats and list of top processes (sortable too) and much more!. Additionally, it has configurable warnings for the tracked stats. glances Network You can easily install it with its auto-install script with curl or wget: curl -L http://bit.ly/glances | /bin/bash or wget -O- http://bit.ly/glances | /bin/bash If you have Pip: pip install glances #2 htop htop 2.0 in Ubuntu 16.04 I’m sure you all know . Well, is top on steroids. It adds colors, bar graphs, sorting, filtering, tree visualization, customization and much more. top htop To install it, just run: apt-get install htop #3 iotop iotop v0.6 in Ubuntu 16.04 monitors your disk I/O. It’s perfect to find out which processes are consuming your disk I/O and come to a solution. iotop Many distros come with installed, but if not just use the following command: iotop apt-get install iotop #4 iftop Slow upload/download speed to/from your server? Use and check who is consuming your link! You can see the cumulative transferred bytes and peak up/down speeds on the bottom-left. You can also see the current down/up rates for the last 2, 10 and 40 seconds intervals in the bottom-right. iftop I suggest using the logarithmic option. Just type in uppercase. L Install iftop using the following command: apt-get install iftop Love any tool? Comment below! I’m sure there are many more I don’t know Need to contact me? Check https://diegorbaquero.com Thank you for reading
