Docker doesn’t like me for some reason, and I often get really bad download speeds from my home IP address. One crude fix, is use an external server I can access as a SOCKS proxy. To do so, edit / create /etc/systemd/system/docker.service.d/http-proxy.conf and put in it : [Service] Environment=”HTTP_PROXY=socks5://localhost:8888″ Then, restart/reload systemd ( systemctl daemon-reload […]
Category: sysadmin
Filtering rsyslog output being sent to loggly (e.g. from an apache imfile input)
I ended up needing to install hitch on a server recently, so the https:// traffic could be routed through Varnish (along with the existing ‘http’ stuff) for performance reasons. The server only runs WordPress sites, so there are WordPress specific things in the Varnish configuration (vcl) file below. Versions: Varnish 5.2, Hitch 1.4.4, Apache 2.4 and […]
This might work to configure monit on Debian (Jessie) to monitor postsrsd. check process postsrsd matching “/usr/sbin/postsrsd” group postsrsd start program = “/etc/init.d/postsrsd start” stop program = “/etc/init.d/postsrsd stop” if failed host localhost port 10001 then restart if failed host localhost port 10002 then restart
A customer’s server was compromised ages ago with lots of lots of WordPress malware. The developers are now on top of it, thanks to a combination of : * Removing wordpress’s write permission (moving over to just use SFTP) * Adding maldet (Linux Malware Detection). * Tightening up the firewall so only incoming connections to […]
What? Control Groups aka cgroups – see the docs . Resource control and monitoring. Some examples follow for throttling i/o speed(s) for a process control group (cgroup).
Some alternative bash things…. ( avoiding unneecessary use of cat / awk / grep …. )