Categories
SysOps

How to restart service on every configuration change

Monitor file system events to restart service on every configuration change.

Categories
SysOps

How to fix multipath daemon error about missing path when using VirtualBox

Fix multipath daemon error about missing path when using VirtualBox.

Categories
SysOps

How to log specific Varnish requests

Use varnishlog to log specific Varnish requests.

Categories
SysOps

How to use virtual memory filesystem to store Varnish Shared memory Log

Varnish Shared memory Log can put a major strain on the disk (I/O write operations). The solution is to store it on the virtual memory filesystem.

Categories
SysOps

How to restart systemd service in case of failure

Configure systemd service to be restarted in case of failure.

Categories
SysOps

How to determine which services need to be restarted

Use needrestart utility to determine which services need to be restarted after the upgrade.

Categories
SysOps

How to deal with many small log files using Filebeat

Use Filebeat to deal with many small log files.

Categories
SysOps

How to log SSL cipher and protocol information in Nginx

Define custom Nginx log format to store SSL cipher and protocol information.

Categories
SysOps

How to access rdiff-backup repository using fuse

Use FUSE (filesystem in userspace) to access rdiff-backup repository.

Categories
SysOps

How to enforce dynamically generated passwords for basic authentication

Use HAProxy with Lua to enforce dynamically generated passwords for basic authentication.