I also tested by replicating to a CouchDB 1.0.1 instance and the same thing occurs (although now the unreleased files are in the .deleted directory).
I can reproduce this by the following steps: 1> Load a couchdb instance with dummy data 2> Execute a view 3> Run a compact / cleanup on the view 4> Check lsof on the .deleted directory While 'du' reports its is gone 'df' shows the disk still in use. I thought it may be because of some delay in cleaning the deleted nodes but a day or 2 later that are still there. 5> Restart couchdb and the files are removed. @Panop - The only way I've found is to restart the couchdb service. Regards Stephen On 10 September 2010 10:00, Panop Suvaphrom <[email protected]> wrote: > Yeah, me too. On couch 1.0.1 with ubuntu 10.04 > Do you have any idea to operate on this ? > > > > > -----Original Message----- > From: [mRg] [mailto:[email protected]] > Sent: Thursday, September 09, 2010 8:25 PM > To: [email protected] > Subject: Couch not releasing deleted files > > [CouchDB Version : 0.11] > [OS: RHEL 5.5] > > Hi all, > > We are seeing some odd behaviour with CouchDb not releasing files after it > has compacted them meaning we are seeing disk space continue to increase > until the service is restarted even though we have regular compaction / > cleanup. > > Typical scenario : File system alert for disk space .. > > df says 5.5.GB used .. > > df -h | grep -P 'Filesystem|db' > > Filesystem Size Used Avail Use% Mounted on > > 8.0G 5.5G 2.2G 72% /var/lib/db > > > .. but the files on the disk (and in Futon) say only 793MB is being used .. > > > du -sh /var/lib/db/* > > 793M /var/lib/db/couchdb > > > .. running lsof shows the files marked as deleted but still there (I'm > assuming beam still has some kind of handle still open to them) .. > > > lsof | grep -P 'COMMAND|/var/lib/db/couchdb/' > > COMMAND PID USER FD TYPE DEVICE SIZE > NODE NAME > > beam.smp 21352 couchdb 12u REG 253,10 4183 > 1210374 > > /var/lib/db/couchdb/.active_context_design/8efe9584a944f4b24b97f134f541d80f.view > > beam.smp 21352 couchdb 16u REG 253,10 612039080 > 1204227 /var/lib/db/couchdb/active_context.couch (deleted) > > beam.smp 21352 couchdb 20u REG 253,10 180699242 > 1204237 /var/lib/db/couchdb/active_context.couch (deleted) > > beam.smp 21352 couchdb 21u REG 253,10 3133540 > 2023429 /var/lib/db/couchdb/thesaurus.couch (deleted) > > beam.smp 21352 couchdb 25u REG 253,10 71422052 > 2023428 /var/lib/db/couchdb/active_context_schedule.couch (deleted) > > beam.smp 21352 couchdb 26u REG 253,10 71372900 > 2056193 /var/lib/db/couchdb/active_context_schedule.couch > > beam.smp 21352 couchdb 28u REG 253,10 621252717 > 1204238 /var/lib/db/couchdb/active_context.couch > > beam.smp 21352 couchdb 29u REG 253,10 1740903 > 90113 /var/lib/db/couchdb/mapping_cache.couch > > beam.smp 21352 couchdb 30u REG 253,10 3133540 > 1204253 /var/lib/db/couchdb/thesaurus.couch (deleted) > > beam.smp 21352 couchdb 31u REG 253,10 2318439 > 1204240 /var/lib/db/couchdb/mappings.couch (deleted) > > beam.smp 21352 couchdb 32u REG 253,10 983150 > 2004994 > /var/lib/db/couchdb/.mappings_design/f9964c50b95c167c8ac3d8d3b4c76a4b.view > > beam.smp 21352 couchdb 33u REG 253,10 3133540 > 2056194 /var/lib/db/couchdb/thesaurus.couch > > beam.smp 21352 couchdb 34u REG 253,10 70742116 > 1204231 /var/lib/db/couchdb/active_context_schedule.couch (deleted) > > beam.smp 21352 couchdb 44u REG 253,10 1740903 > 2023427 /var/lib/db/couchdb/mapping_cache.couch (deleted) > > beam.smp 21352 couchdb 45u REG 253,10 65396836 > 1994756 /var/lib/db/couchdb/active_context_schedule.couch (deleted) > > beam.smp 21352 couchdb 47u REG 253,10 71229540 > 1204243 /var/lib/db/couchdb/active_context_schedule.couch (deleted) > > beam.smp 21352 couchdb 48u REG 253,10 240254078 > 1204226 /var/lib/db/couchdb/active_context.couch (deleted) > > beam.smp 21352 couchdb 49u REG 253,10 2232423 > 1204241 /var/lib/db/couchdb/mappings.couch > > beam.smp 21352 couchdb 51u REG 253,10 96903353 > 1210371 > > /var/lib/db/couchdb/.active_context_design/b406f7bb6d01b6d50324f14cde588324.view > > beam.smp 21352 couchdb 52u REG 253,10 1192034 > 1249282 > > /var/lib/db/couchdb/.mapping_cache_design/8bbf80a6e1ca8f2c71ebc90c730e7190.view > > beam.smp 21352 couchdb 53u REG 253,10 1622135 > 2004993 > /var/lib/db/couchdb/.mappings_design/1ff69004b575837aae9d4147162197d4.view > > beam.smp 21352 couchdb 54u REG 253,10 4172 > 1208327 > /var/lib/db/couchdb/.thesaurus_design/73fe79b20ff06e341257fa78231ca87e.view > > beam.smp 21352 couchdb 55u REG 253,10 13496483 > 1208325 > /var/lib/db/couchdb/.thesaurus_design/fcc08d6e41c54c0d470c5984ea9eb6e3.view > > beam.smp 21352 couchdb 56u REG 253,10 12959902 > 1208326 > /var/lib/db/couchdb/.thesaurus_design/c06195da19f34ced37fa1ab91e663c73.view > > beam.smp 21352 couchdb 57u REG 253,10 70254692 > 1204236 /var/lib/db/couchdb/active_context_schedule.couch (deleted) > > beam.smp 21352 couchdb 58u REG 253,10 581730 > 1210373 > > /var/lib/db/couchdb/.active_context_schedule_design/c64c047dcff74ea2122356efb1042759.view > > beam.smp 21352 couchdb 67u REG 253,10 1818727 > 1204247 /var/lib/db/couchdb/mapping_cache.couch (deleted) > > beam.smp 21352 couchdb 78u REG 253,10 609905146 > 1204234 /var/lib/db/couchdb/active_context.couch (deleted) > > beam.smp 21352 couchdb 80u REG 253,10 545919085 > 1994753 /var/lib/db/couchdb/active_context.couch (deleted) > > beam.smp 21352 couchdb 81u REG 253,10 71032932 > 1204249 /var/lib/db/couchdb/active_context_schedule.couch (deleted) > > beam.smp 21352 couchdb 84u REG 253,10 548866111 > 1204239 /var/lib/db/couchdb/active_context.couch (deleted) > > beam.smp 21352 couchdb 85u REG 253,10 564612402 > 1204233 /var/lib/db/couchdb/active_context.couch (deleted) > > beam.smp 21352 couchdb 87u REG 253,10 615996179 > 1204228 /var/lib/db/couchdb/active_context.couch (deleted) > > beam.smp 21352 couchdb 102u REG 253,10 561111149 > 2023425 /var/lib/db/couchdb/active_context.couch (deleted) > > > Has anyone seen this behaviour before or knows of a way around this ? > Currently we have to restart the couchdb service in order to restore the > disk space. > > Any help/advice is much appreciated. > > Regards > > Stephen >
