> Do you think it's worth posting an issue, or not enough traceable evidence ? If you can reproduce it then certainly file a bug.
Cheers ----------------- Aaron Morton Freelance Cassandra Consultant New Zealand @aaronmorton http://www.thelastpickle.com On 20/06/2013, at 9:41 PM, Franc Carter <franc.car...@sirca.org.au> wrote: > On Thu, Jun 20, 2013 at 7:27 PM, aaron morton <aa...@thelastpickle.com> wrote: >> nodetool compactionstats, gives >> >> pending tasks: 13120 > If there are no errors in the log, I would say this is a bug. > > This happened after the node ran out of file descriptors, so an edge case > wouldn't surprise me. > > I've rebuilt the node (blown the data way and am running a nodetool rebuild). > Do you think it's worth posting an issue, or not enough traceable evidence ? > > cheers > > > Cheers > > ----------------- > Aaron Morton > Freelance Cassandra Consultant > New Zealand > > @aaronmorton > http://www.thelastpickle.com > > On 19/06/2013, at 11:41 AM, Franc Carter <franc.car...@sirca.org.au> wrote: > >> On Wed, Jun 19, 2013 at 9:34 AM, Bryan Talbot <btal...@aeriagames.com> wrote: >> Manual compaction for LCS doesn't really do much. It certainly doesn't >> compact all those little files into bigger files. What makes you think that >> compactions are not occurring? >> >> Yeah, that's what I thought, however:- >> >> nodetool compactionstats, gives >> >> pending tasks: 13120 >> Active compaction remaining time : n/a >> >> when I run nodetool compact in a loop the pending tasks goes down gradually. >> >> This node also has vastly higher latencies (x10) than the other nodes. I saw >> this with a previous CF than I 'manually compacted', and when the pending >> tasks reached low numbers (stuck on 9) then latencies were back to low >> milliseconds >> >> cheers >> >> -Bryan >> >> >> >> On Tue, Jun 18, 2013 at 3:59 PM, Franc Carter <franc.car...@sirca.org.au> >> wrote: >> On Sat, Jun 15, 2013 at 11:49 AM, Franc Carter <franc.car...@sirca.org.au> >> wrote: >> On Sat, Jun 15, 2013 at 8:48 AM, Robert Coli <rc...@eventbrite.com> wrote: >> On Wed, Jun 12, 2013 at 3:26 PM, Franc Carter <franc.car...@sirca.org.au> >> wrote: >> > We are running a test system with Leveled compaction on Cassandra-1.2.4. >> > While doing an initial load of the data one of the nodes ran out of file >> > descriptors and since then it hasn't been automatically compacting. >> >> You have (at least) two options : >> >> 1) increase file descriptors available to Cassandra with ulimit, if possible >> 2) increase the size of your sstables with levelled compaction, such >> that you have fewer of them >> >> Oops, I wasn't clear enough. >> >> I have increased the number of file descriptors and no longer have a file >> descriptor issue. However the node still doesn't compact automatically. If I >> run a 'nodetool compact' it will do a small amount of compaction and then >> stop. The Column Family is using LCS >> >> Any ideas on this - compaction is still not automatically running for one of >> my nodes >> >> thanks >> >> >> cheers >> >> >> =Rob >> >> >> >> -- >> Franc Carter | Systems architect | Sirca Ltd >> franc.car...@sirca.org.au | www.sirca.org.au >> Tel: +61 2 8355 2514 >> Level 4, 55 Harrington St, The Rocks NSW 2000 >> PO Box H58, Australia Square, Sydney NSW 1215 >> >> >> >> >> -- >> Franc Carter | Systems architect | Sirca Ltd >> franc.car...@sirca.org.au | www.sirca.org.au >> Tel: +61 2 8355 2514 >> Level 4, 55 Harrington St, The Rocks NSW 2000 >> PO Box H58, Australia Square, Sydney NSW 1215 >> >> >> >> >> >> -- >> Franc Carter | Systems architect | Sirca Ltd >> franc.car...@sirca.org.au | www.sirca.org.au >> Tel: +61 2 8355 2514 >> Level 4, 55 Harrington St, The Rocks NSW 2000 >> PO Box H58, Australia Square, Sydney NSW 1215 >> > > > > > -- > Franc Carter | Systems architect | Sirca Ltd > franc.car...@sirca.org.au | www.sirca.org.au > Tel: +61 2 8355 2514 > Level 4, 55 Harrington St, The Rocks NSW 2000 > PO Box H58, Australia Square, Sydney NSW 1215 >
