flashcachegroup 0.2.6

create cache for a group of disks

flashcachegroup (fcg)

making fb’s flashcache to cache a group of disks with one or multiple SSDs.

Fcg allows admins to dynamically create groups of hard disks, and apply caching on the group instead of each individual disk.

Requirements

Python

Python 2.6 and 2.7 (does NOT support Python 3.x)

Modules

• flashcache

Install (Linux)

The easiest way to install is with pip:

sudo pip install flashcachegroup

Or manually (assuming all required modules are installed on your system):

sudo python ./setup.py install

Usage

to create a new group by using hard disks:

fcg create [-h] [-g GROUP] [-d DISK [DISK …]] [-c CACHEDEV [CACHEDEV …]]

to delete an UNUSED group:

fcg delete [-h] [-g GROUP]

to replace broken SSDs:

fcg rep-ssd [-h] [-g GROUP] [-c CACHEDEV [CACHEDEV …]]