Re: How to throttle up/down compactions without a restart

2016-10-20 Thread Jeff Jirsa
Reply-To: "user@cassandra.apache.org" <user@cassandra.apache.org> Date: Thursday, October 20, 2016 at 9:54 PM To: "user@cassandra.apache.org" <user@cassandra.apache.org>, "thomasjul...@zoho.com" <thomasjul...@zoho.com> Subject: Re: How to thro

Re: How to throttle up/down compactions without a restart

2016-10-20 Thread kurt Greaves
You can throttle compactions using nodetool setcompactionthroughput . Where x is in mbps. If you're using 2.2 or later this applies immediately to all running compactions, otherwise it applies on any "new" compactions. You will want to be careful of allowing compactions to utilise too much disk

How to throttle up/down compactions without a restart

2016-10-20 Thread Thomas Julian
Hello, I was going through this presentation and the Slide-55 caught my attention. i.e) "Throttled down compactions during high load period, throttled up during low load period" Can we throttle down compactions without a restart? If this can be done, what are all the