Without digging I'd so no - the SSTable versions will be pretty different. You could test this pretty easily in isolation though just on a local instance - I think the issue will be 1.1.6 reading the 1.2.6 SSTable as the other way should be backwards compatible. Someone jump in if i'm wrong?
On Thu, Jul 18, 2013 at 3:46 PM, Langston, Jim <jim.langs...@compuware.com> wrote: > Thanks, was heading down that path .. after the build it > creates a 1.1.6 cassandra snapshot, I'm currently on 1.2.6 - will I > be able to use the tool ? > > Jim > > On 7/18/13 3:45 PM, "Nate McCall" <zznat...@gmail.com> wrote: > >>https://github.com/pcmanus/cassandra/tree/sstable_split/src/java/org/apach >>e/cassandra/tools >> >>You'll have to clone Sylvain's 'sstable_split' branch and build from >>there. >> >>(Commiter folks: this is helpful. @Sylvain - can you commit a patch >>under this ticket (or wherever): >>https://issues.apache.org/jira/browse/CASSANDRA-4766 - happy to >>review). >> >>On Thu, Jul 18, 2013 at 1:59 PM, Langston, Jim >><jim.langs...@compuware.com> wrote: >>> I have been looking at the stuff in the zip file, and also the >>> sstablesplit command script. This script is looking for a java >>> class StandaloneSplitter located in the package >>>org.apache.cassandra.tools. >>> >>> Where is this package located ? I looked in the lib directory but >>>nothing >>> contains >>> the class. Is this something I need to get as well ? >>> >>> Thanks, >>> >>> Jim >>> >>> From: "Langston, Jim" <jim.langs...@compuware.com> >>> Reply-To: <user@cassandra.apache.org> >>> Date: Thu, 18 Jul 2013 10:28:39 +0000 >>> >>> To: "user@cassandra.apache.org" <user@cassandra.apache.org> >>> Subject: Re: sstable size ? >>> >>> I saw that msg in the thread, I pulled the git files and it looks >>> like a suite of tools, do I install them on their own ? do I replace the >>> current ones ? its production data but I can copy the data to where >>> I want and experiment. >>> >>> Jim >>> >>> From: aaron morton <aa...@thelastpickle.com> >>> Reply-To: <user@cassandra.apache.org> >>> Date: Thu, 18 Jul 2013 21:41:24 +1200 >>> To: <user@cassandra.apache.org> >>> Subject: Re: sstable size ? >>> >>> Does this help ? >>> http://www.mail-archive.com/user@cassandra.apache.org/msg30973.html >>> >>> Can you pull the data off the node so you can test it somewhere safe ? >>> >>> Cheers >>> >>> ----------------- >>> Aaron Morton >>> Cassandra Consultant >>> New Zealand >>> >>> @aaronmorton >>> http://www.thelastpickle.com >>> >>> On 18/07/2013, at 2:20 PM, "Langston, Jim" <jim.langs...@compuware.com> >>> wrote: >>> >>> Thanks, this does look like what I'm experiencing. Can someone >>> post a walkthrough ? The README and the sstablesplit script >>> don't seem to cover it use in any detail. >>> >>> Jim >>> >>> From: Colin Blower <cblo...@barracuda.com> >>> Reply-To: <user@cassandra.apache.org> >>> Date: Wed, 17 Jul 2013 16:49:59 -0700 >>> To: "user@cassandra.apache.org" <user@cassandra.apache.org> >>> Subject: Re: sstable size ? >>> >>> Take a look at the very recent thread called 'Alternate "major >>>compaction"'. >>> There are some ideas in there about splitting up a large SSTable. >>> >>> http://www.mail-archive.com/user@cassandra.apache.org/msg30956.html >>> >>> >>> On 07/17/2013 04:17 PM, Langston, Jim wrote: >>> >>> Hi all, >>> >>> Is there a way to get an SSTable to a smaller size ? By this I mean >>>that I >>> currently have an SSTable that is nearly 1.2G, so that subsequent >>>SSTables >>> when they compact are trying to grow to that size. The result is that >>>when >>> the min_compaction_threshold reaches it value and a compaction is >>>needed, >>> the compaction is taking a long time as the file grows (it is currently >>>at >>> 52MB and >>> takes ~22s to compact). >>> >>> I'm not sure how the SSTable initially grew to its current size of 1.2G, >>> since the >>> servers have been up for a couple of years. I hadn't noticed until I >>>just >>> upgraded to 1.2.6, >>> but now I see it affects everything. >>> >>> >>> Jim >>> >>> >>> >>> -- >>> Colin Blower >>> Software Engineer >>> Barracuda Networks Inc. >>> +1 408-342-5576 (o) >>> >>> >> > >
