Re: Nodetool rebuild question

2016-10-06 Thread Jeff Jirsa
apache.org" <user@cassandra.apache.org> Date: Thursday, October 6, 2016 at 11:50 AM To: "user@cassandra.apache.org" <user@cassandra.apache.org> Subject: RE: Nodetool rebuild question Sure. When a read repair happens, does it go via the memtable -> SS Table route OR does t

RE: Nodetool rebuild question

2016-10-06 Thread Anubhav Kale
ect: Re: Nodetool rebuild question If you set RF to 0, you can ignore my second sentence/paragraph. The third still applies. From: Anubhav Kale <anubhav.k...@microsoft.com<mailto:anubhav.k...@microsoft.com>> Reply-To: "user@cassandra.apache.org<mailto:user@cassan

Re: Nodetool rebuild question

2016-10-05 Thread Jeff Jirsa
cassandra.apache.org" <user@cassandra.apache.org> Subject: RE: Nodetool rebuild question Thanks. We always set RF to 0 and then “removenode” all nodes in the DC that we want to decom. So, I highly doubt that is the problem. Plus, #SSTables on a given node on average is ~2000 (we ha

RE: Nodetool rebuild question

2016-10-05 Thread Anubhav Kale
] Sent: Wednesday, October 5, 2016 1:44 PM To: user@cassandra.apache.org Subject: Re: Nodetool rebuild question Both of your statements are true. During your decom, you likely streamed LOTs of sstables to the remaining nodes (especially true if you didn’t drop the replication factor to 0

Re: Nodetool rebuild question

2016-10-05 Thread Jeff Jirsa
cassandra.apache.org" <user@cassandra.apache.org> Subject: Nodetool rebuild question Hello, As part of rebuild, I noticed that the destination node gets -tmp- files from other nodes. Are following statements correct ? 1. The files are written to disk without going through m

Nodetool rebuild question

2016-10-05 Thread Anubhav Kale
Hello, As part of rebuild, I noticed that the destination node gets -tmp- files from other nodes. Are following statements correct ? 1. The files are written to disk without going through memtables. 2. Regular compactors eventually compact them to bring down # SSTables to a