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From "Brandon Williams (Commented) (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (CASSANDRA-3733) Once a host has been hinted to, log messages for it repeat every 10 mins even if no hints are delivered
Date Thu, 12 Jan 2012 16:51:39 GMT

    [ https://issues.apache.org/jira/browse/CASSANDRA-3733?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13185058#comment-13185058
] 

Brandon Williams commented on CASSANDRA-3733:
---------------------------------------------

Because the flush isn't blocking:

{noformat}
 INFO 16:50:36,248 Started hinted handoff for token: 113427455640312821154458202477256070484
with IP: /10.179.64.227
 INFO 16:50:36,265 Enqueuing flush of Memtable-HintsColumnFamily@1721309039(0/0 serialized/live
bytes, 1 ops)
 INFO 16:50:36,266 Writing Memtable-HintsColumnFamily@1721309039(0/0 serialized/live bytes,
1 ops)
 INFO 16:50:36,267 Nothing to compact in HintsColumnFamily.  Use forceUserDefinedCompaction
if you wish to force compaction of single sstables (e.g. for tombstone collection)
 INFO 16:50:36,268 Finished hinted handoff of 1 rows to endpoint /10.179.64.227
 INFO 16:50:36,272 Completed flushing /var/lib/cassandra/data/system/HintsColumnFamily-hc-2-Data.db
(100 bytes)
{noformat}
                
> Once a host has been hinted to, log messages for it repeat every 10 mins even if no hints
are delivered
> -------------------------------------------------------------------------------------------------------
>
>                 Key: CASSANDRA-3733
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-3733
>             Project: Cassandra
>          Issue Type: Bug
>          Components: Core
>    Affects Versions: 1.0.7
>            Reporter: Brandon Williams
>            Priority: Minor
>
> {noformat}
>  INFO 15:36:03,977 Started hinted handoff for token: 170141183460469231731687303715884105726
with IP: /10.179.111.137
>  INFO 15:36:03,978 Finished hinted handoff of 0 rows to endpoint /10.179.111.137
>  INFO 15:46:31,248 Started hinted handoff for token: 170141183460469231731687303715884105726
with IP: /10.179.111.137
>  INFO 15:46:31,249 Finished hinted handoff of 0 rows to endpoint /10.179.111.137
>  INFO 15:56:29,448 Started hinted handoff for token: 170141183460469231731687303715884105726
with IP: /10.179.111.137
>  INFO 15:56:29,449 Finished hinted handoff of 0 rows to endpoint /10.179.111.137
>  INFO 16:06:09,949 Started hinted handoff for token: 170141183460469231731687303715884105726
with IP: /10.179.111.137
>  INFO 16:06:09,950 Finished hinted handoff of 0 rows to endpoint /10.179.111.137
>  INFO 16:16:21,529 Started hinted handoff for token: 170141183460469231731687303715884105726
with IP: /10.179.111.137
>  INFO 16:16:21,530 Finished hinted handoff of 0 rows to endpoint /10.179.111.137
> {noformat}
> Introduced by CASSANDRA-3554.  The problem is that until a compaction on hints occurs,
tombstones are present causing the isEmpty() check to be false.

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