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Re: Full GC in cassandra - Cassandra - [mail # user]
...What’s your cfhistograms look like?From: Ruchir Jha >Reply-To: "[EMAIL PROTECTED]" >Date: Monday, July 28, 2014 at 10:43 AMTo: "[EMAIL PROTECTED]" >Subject: Re: Full GC in cassandra...
   Author: Keith Wright, 2014-07-28, 16:08
[expand - 8 more] - Re: Hot, large row - Cassandra - [mail # user]
...I don’t know but my guess is it would be without tombstones.  I did more research this weekend (note that my Sunday was largely interrupted by again seeing a node go to high load/high C...
   Author: Keith Wright, 2014-07-28, 13:50
[IMPALA-1082] Fatal error impala::ComputeFunctions::Cast_StringValue_float - Impala - [issue]
...We are seeing one of our nodes crash with the attached log repeatedly.  Not positive as to the query causing it but believe its the one below.SELECT *FROM vpc_bidder_history_test_201407...
http://issues.cloudera.org/browse/IMPALA-1082    Author: Keith Wright, 2014-07-14, 10:57
Changing default_time_to_live - Cassandra - [mail # user]
...Hi all, we are using C* 2.0.6 and have set the default_time_to_live parameter on a number of our LCS column families.  I was wondering what would happen if we were to decrease this valu...
   Author: Keith Wright, 2014-05-19, 12:53
[CASSANDRA-6654] Droppable tombstones are not being removed from LCS table despite being above 20% - Cassandra - [issue]
...JMX is showing that one of our CQL3 LCS tables has a droppable tombstone ratio above 20% and increasing (currently at 28%).  Compactions are not falling behind and we are using the OOTB...
http://issues.apache.org/jira/browse/CASSANDRA-6654    Author: Keith Wright, 2014-04-30, 01:55
[CASSANDRA-6948] After Bootstrap or Replace node startup, EXPIRING_MAP_REAPER is shutdown and cannot be restarted, causing callbacks to collect indefinitely - Cassandra - [issue]
...Since ExpiringMap.shutdown() shuts down the static executor service, it cannot be restarted (and in fact reset() makes no attempt to do so). As such callbacks that receive no response are ne...
http://issues.apache.org/jira/browse/CASSANDRA-6948    Author: Keith Wright, 2014-04-22, 22:19
[FLUME-2360] Spooling Source: LineDeserializer incorrectly stops reading events if UTF-8 char occurs at end of buffer - Flume - [issue]
...We are using a Spooling source to read from files and have noticed that there are situations where the source will stop reading in the middle of a file (see attached example file).  Aft...
http://issues.apache.org/jira/browse/FLUME-2360    Author: Keith Wright, 2014-04-10, 19:39
[CASSANDRA-6774] Cleanup fails with assertion error after stopping previous run - Cassandra - [issue]
...I am stress testing a new 2.0.5 cluster and did the following: start decommission during heavy write, moderate read load trigger cleanup on non-decommissioning node (nodetool cleanup) Starte...
http://issues.apache.org/jira/browse/CASSANDRA-6774    Author: Keith Wright, 2014-03-18, 08:48
Re: How expensive are additional keyspaces? - Cassandra - [mail # user]
...Does this whole true for the native protocol?  I’ve noticed that you can create a session object in the datastax driver without specifying a keyspace and so long as you include the keys...
   Author: Keith Wright, 2014-03-11, 15:09
Re: need help with Cassandra 1.2 Full GCing -- output of jmap histogram - Cassandra - [mail # user]
...I also want to point out an issue I filed that was closed as not an issue:  CASSANDRA-6654   Basically if you’re using mixed TTLs on columns in a row, the “oldest” TTL is used to d...
   Author: Keith Wright, 2014-03-10, 13:47
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