Re: sstables remain after compaction

2015-03-03 Thread Jason Wee
noted Tyler...and many thanks.. well, I read cassandra jira issues and just followed one of the comment https://issues.apache.org/jira/browse/CASSANDRA-5740 In general, I thought we always advised to upgrade through the 'major' revs, 1.0 -> 1.1 -> 1.2. Or, at least, I think that's the advice now

Re: sstables remain after compaction

2015-03-03 Thread Robert Coli
On Tue, Mar 3, 2015 at 2:34 PM, Tyler Hobbs wrote: > I'm not aware of any good reason to put 1.1.0 in the middle there. I > would go straight from 1.0.12 to the latest 1.1.x. > +1 =Rob

Re: sstables remain after compaction

2015-03-03 Thread Tyler Hobbs
On Tue, Mar 3, 2015 at 3:44 AM, Jason Wee wrote: > we are in the midst of upgrading... 1.0.8 -> 1.0.12 then to 1.1.0.. then > to the latest of 1.1.. then to 1.2 I'm not aware of any good reason to put 1.1.0 in the middle there. I would go straight from 1.0.12 to the latest 1.1.x. -- Tyler H

Re: sstables remain after compaction

2015-03-03 Thread Jason Wee
ngs moved > off-heap) is very much better. > > > > > > Sean Durity – Cassandra Admin, Big Data Team > > > > *From:* Robert Coli [mailto:rc...@eventbrite.com] > *Sent:* Monday, March 02, 2015 2:01 PM > *To:* user@cassandra.apache.org > *Subject:* Re: sstables r

RE: sstables remain after compaction

2015-03-02 Thread SEAN_R_DURITY
:01 PM To: user@cassandra.apache.org Subject: Re: sstables remain after compaction On Sat, Feb 28, 2015 at 5:39 PM, Jason Wee mailto:peich...@gmail.com>> wrote: Hi Rob, sorry for the late response, festive season here. cassandra version is 1.0.8 and thank you, I will read on the READ_STAGE t

Re: sstables remain after compaction

2015-03-02 Thread Robert Coli
On Sat, Feb 28, 2015 at 5:39 PM, Jason Wee wrote: > Hi Rob, sorry for the late response, festive season here. cassandra > version is 1.0.8 and thank you, I will read on the READ_STAGE threads. > 1.0.8 is pretty seriously old in 2015. I would upgrade to at least 1.2.x (via 1.1.x) ASAP. Your clust

Re: sstables remain after compaction

2015-02-28 Thread Jason Wee
Hi Rob, sorry for the late response, festive season here. cassandra version is 1.0.8 and thank you, I will read on the READ_STAGE threads. Jason On Wed, Feb 18, 2015 at 3:33 AM, Robert Coli wrote: > On Fri, Feb 13, 2015 at 7:45 PM, Jason Wee wrote: > >> I trigger user defined compaction to big

Re: sstables remain after compaction

2015-02-17 Thread Robert Coli
On Fri, Feb 13, 2015 at 7:45 PM, Jason Wee wrote: > I trigger user defined compaction to big sstables (big as in the size per > sstable reach more than 50GB, some 100GB). Occasionally, after user defined > compaction, I see some sstables remain, even after 12 hours elapsed. > That is unexpected.

Re: sstables remain after compaction

2015-02-13 Thread Jason Wee
Thank Rob, I trigger user defined compaction to big sstables (big as in the size per sstable reach more than 50GB, some 100GB). Occasionally, after user defined compaction, I see some sstables remain, even after 12 hours elapsed. You mentioned a thread, could you tell what threads are those or pe

Re: sstables remain after compaction

2015-02-13 Thread Robert Coli
On Fri, Feb 13, 2015 at 1:35 AM, Jason Wee wrote: > Pre cassandra 1.0, after sstables are compacted, the old sstables will be > remain until the first gc kick in. For cassandra 1.0, the sstables will be > remove after compaction is done. Will it be possible the old sstables > remains due to whate