Sometimes, when installing or upgrading plugins within elasticsearch old installation files will remain after installation or removal. If these files are not cleaned up the installation or upgrade of new plugins will not be possible and you'll encounter the following error. # /usr/share/elasticsearch/bin/elasticsearch-plugin install --batch --verbose ingest-attachment Checking if url exists: https://artifacts.elastic.co/downloads/elasticsearch-plugins/ingest-attachment/ingest-attachment-linux-x86_...

This post will focus on moving a BTRFS file system from loopback file to a mounted BTRFS subvolume on a local file system. The Scenario A server has BTRFS as it's root file system and is being used with systemd-nspawn. While this server has been online for several months it was only recently discovered that the containers running on the host were...

When using BTRFS volumes it's sometimes necessary to move things around. BTRFS has some great tools to assist operators to move volumes and this post will cover one available method. What is this post about While the reasons to move a device from one place to another are numerous, this post will focus on moving a BTRFS loopback file to a logical...

The card I wanted to break into many little pieces but now love is an "Sierra Wireless EM7455". If you've found this post and are simply wanting to know how to install new firmware from Linux for a Sierra Wireless WWAN device, skip to the bottom of the post.

If you're running Linux and using systemd then you've likely needed to deal with systemd-journald to stream system logs, or check on the general health of the node. In the course of administering your systemd hosts it's likely you've thought, it sure would be nice if I could ship journals natively within systemd. Well, I'm here to tell you, you can, and...