[COUCHDB-1428] Unexpected message, "{function_clause, [{[lists,ukeymerge2_2,..."

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.2
• Fix Version/s: 1.2
• Component/s: Database Core
• Labels: compaction ukeymerge2_2 unexpectedmessage

Environment

Version: 1.2.0a-42b75f4-git [couchbase single server build]

OS env: CentOS 5.7, 32bit

Other env info:

Running with snappy compression turned on and auto-compaction configured. Some database are also compacted by the application code. There is a number of continuous changes feeds running and there are continuous pull replications set by other machines from this one.

• Assignee: Unassigned
• Reporter: kzx
• Created: 04/Mar/12 22:44
• Updated: 05/Mar/12 07:07
• Resolved: 05/Mar/12 07:07

Description

Saw the following lines in the log. Eventually server crashes and has to be restarted.

[Sun, 04 Mar 2012 20:45:47 GMT] [info] [<0.1936.0>] 127.0.0.1 - - GET /wl_info 200
[Sun, 04 Mar 2012 20:45:47 GMT] [info] [<0.1854.0>] Starting compaction for db "wl_info"
[Sun, 04 Mar 2012 20:45:47 GMT] [info] [<0.1936.0>] 127.0.0.1 - - POST /wl_info/_compact 202
[Sun, 04 Mar 2012 20:45:47 GMT] [error] [<0.1568.0>] Unexpected message, restarting couch_server: {'EXIT',
<0.1853.0>,
{function_clause,
[{lists,
ukeymerge2_2,
[1,
[

{progress, 0}

,

{retry, true}

,

{total_changes, 3}

],
changes_done,

{changes_done, 0}

,
undefined,
[]]},

{lists, ukeymerge, 3}

,

{couch_task_status, update, 1}

,

{couch_db_updater, copy_compact, 3}

,

{couch_db_updater, start_copy_compact, 1}

]}}