Category Archives: UNIX

Parity-based redundancy (RAID5/6/triple parity and beyond) on BTRFS and MDADM (Dec 2014)

Posted on December 10, 2014 by Ronny Egner

While reading the following posts (second post) from Adam Leventhal I have wondered what is exactly the status of parity-based redundancy in general and triple-parity in particular on Linux in MDADM and BTRFS. TL;DR: There are patches to extend the … Continue reading →

Posted in UNIX | 4 Comments

Linux: Configuring iSCSI Multipathing

Posted on July 2, 2012 by Ronny Egner

A few days before i posted a short howto how to configure iSCSI multipathing with Nexenta. This post covers the configuration of the linux initiator using iSCSI multipathing. Before we start a preleminary note: It is a very good idea … Continue reading →

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ext4 file systems and the 16 TB limit – how to *solve* it

Posted on August 18, 2011 by Ronny Egner

creating and handling ext4 file systems larger > 16 TB Continue reading →

Posted in UNIX | 28 Comments