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This article shows power of go channel, and goroutine with a leaky bucket implementation.    Leaky bucket algorithm provides a mechanism that controls the message ...
Blog Entry by BrianHsieh | 30 Apr 2015 | 0 comments
Thank you to the community! With the news of Symantec becoming an OpenStack Gold member ( https://www-secure.symantec.com/connect/blogs/symantec-joins-openstack-f... ),  I'd like ...
Blog Entry by David T Lin | 08 Jan 2015 | 0 comments
Symantec reaffirms commitment to Open Source and OpenStack We are pleased to announce that Symantec ...
Blog Entry by Steve Hallett | 22 Dec 2014 | 3 comments
Havana to Icehouse Upgrade Plan This blog has been written with the motivation of open sourcing some of Symantec's design decisions and the planned approach taken during a recent upgrade of our internal clouds running on Havana OpenStack ...
Blog Entry by chinmaynaik | 14 Dec 2014 | 0 comments
I am trying Heka for my current project. I need to include the source file path in the output message. I thought I would need to modify the plugin but there's actually an ...
Blog Entry by BrianHsieh | 09 Dec 2014 | 0 comments
LXC, Docker containers in NOVA There is a need for using LXC containers along with Docker containers with OpenStack. Some use cases need bare-metal speeds in addition to resource isolation, and linux containers, precisely serve the purpose.  As Nova ...
Blog Entry by chinmaynaik | 08 Dec 2014 | 3 comments
Collecting and analyzing metrics is a key to understand a system’s runtime behaviors and thus to provide a better guideline of optimization. As the user of a metrics system, ...
Blog Entry by BrianHsieh | 08 Nov 2014 | 2 comments
When working with DevStack, I occasionally run into situations where the IP address of the VM changes due to external factors.  To get back up and running with the new IP address, endpoints for the OpenStack services need to be updated in configuration ...
Blog Entry by brad_pokorny | 25 Oct 2014 | 0 comments
Before upgrading OpenStack in your production environment, you may want to try an upgrade on a simple DevStack installation to flush out any issues beforehand.  For our next OpenStack upgrade from Havana to Icehouse in production, we will be setting up a ...
Blog Entry by brad_pokorny | 09 Oct 2014 | 0 comments
StatsD is a daemon that receives and aggregates metrics data. Cal Henderson wrote the original version of StatsD at flickr. There have been various implementations after since. Ian Malpass posted an article bout Etsy’s version of StatsD in ...
Blog Entry by BrianHsieh | 04 Oct 2014 | 0 comments