09/06/2013 10:54
The 1.0.4-1 release contains the following changes:
Overview
WHM Plug-In BetterLinux Manager:
Release inlcludes, and will install on upgrade or fresh install, the BetterLinux Manager WHM plug-in for cPanel. Now you can set BetterLinux group limits via WHM for CPU, I/O, Bandwidth, Memory, time processes can run, and maximum process a user can run. Additionally, from the General tab, all BetterLinux services can be started and stopped. Please send us any feedback on this new feature.
New MySQL versions:
This release includes a BetterLinux version of MySQL 5.1.70
Blstat:
blstat now reads all the data from proc for a more accurate view of what's being throttled. Also made some formatting changes, added a new --help option, and the ability to start blstat with the screen of your choosing by passing the following arguments at the command line.
blstat command line options:
--help | -h show this usage statement
-i start on i/o screen (default)
-c start on CPU screen
-n start on network connection screen
-b start on network bandwidth screen
Kernel version:
Latest CentOS Kernel 2.6.32-358.18.1.el6
cpud:
Bug fixes, performance improvements, and added an error message that tells the user cpu throttling is not supported on 2 core systems.
Bandwidth Limiting:
No changes.
iothrottled:
Bug Fixes and a new logging feature set to ON by default called log_io_intensive_task. This will log any intensive i/o task that's not part of the BetterLinux i/o throttling rules. Now admins will find it easier to see what else may need to be added to a throttling rule. The log data can be found in /var/log/iothrottled/iothrottled.
Example:
Fri Sep 6 11:34:48 2013 INFO: I/O-intensive task 16931 (fio) uid 0 - I/O wait time 89.42%
Changelog for BetterLinux Release 1.0.4-1
Upgrade BetterLinux 1.0.x-x by running:
yum --disableexcludes=all upgrade betterlinux\*
note: this upgrade will require a system reboot to load the new kernel.