Re: unsubscribe

Mike Mike Li Lead Database Engineer Thomson Reuters Phone: 314-468-8128 mike...@thomsonreuters.com www.thomsonreuters.com This email was sent to you by Thomson Reuters, the global news and information company. Any views expressed in this message are those of the individual sender, except where

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RE: Restart cassandra every X days?

Karl, Can you give a little more details on these 2 lines, what do they do? java -jar cmdline-jmxclient-0.10.3.jar - localhost:8080 java.lang:type=Memory gc Thank you, Mike -Original Message- From: Karl Hiramoto [mailto:k...@hiramoto.org] Sent: Wednesday, January 25, 2012 12:26 PM To

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This email was sent to you by Thomson Reuters, the global news and information company. Any views expressed in this message are those of the individual sender, except where the sender specifically states them to be the views of Thomson Reuters.

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RE: Does OpsCenter have to be running all the time in order to collect the cluster stats?

Got it, Nick. Thanks again. :-) -Original Message- From: Nick Bailey [mailto:n...@datastax.com] Sent: Thursday, December 15, 2011 12:18 PM To: user@cassandra.apache.org Subject: Re: Does OpsCenter have to be running all the time in order to collect the cluster stats? No, currently there

RE: Does OpsCenter have to be running all the time in order to collect the cluster stats?

Thank Nick for your fast response. So if the OpsCenter is down, then the stats for the cluster won't be collected. Is there any safe-guard mechanism, like a duplicate OpsCenter on second machine to monitor the cluster in case of single OpsCenter failure? Mike -Original Message- From:

Does OpsCenter have to be running all the time in order to collect the cluster stats?

Hi, I have one question about OpsCeneter: does it have to be running all the time in order to collect and store the metrics on each node within the cluster? Who does the job to write metrics on each node, the agent on the node or OpsCenter? Thanks, Mike This email was sent to you by Thomson Re

RE: [RELEASE] Apache Cassandra 1.0.5 released

Hi Zhong Li, When I used stress tool to test, I got: Operation [15] retried 10 times - error inserting key 0015 ((InvalidRequestException): unconfigured columnfamily Standard1) Operation [37] retried 10 times - error inserting key 0037 ((InvalidRequestException): unconfigured columnfamily Stan

sstableloader issue

Hello , I need to load an external SSTABLEs to a cluster with 4 nodes. So I shutdown one of the node , and created a separate folder on this node as a temporary staging place for the external sstables, and run the sstableloader command like: ./bin/sstableloader /cassandra/bulk_load/Timeseries

RE: BulkLoader

Thanks, Giannis. Looking forward to ... Mike From: Giannis Neokleous [mailto:gian...@generalsentiment.com] Sent: Tuesday, November 15, 2011 7:01 AM To: ehers...@gmail.com Cc: user@cassandra.apache.org Subject: Re: BulkLoader Hi Mike, I'll try and write a blog post soon about it and share some

RE: BulkLoader

Hello Giannis, Can you share a little bit on how to use the bulk loader ? We're considering use bulk loader for a user case. Thanks, Mike From: Giannis Neokleous [mailto:gian...@generalsentiment.com] Sent: Monday, November 14, 2011 2:50 PM To: user@cassandra.apache.org Subject: BulkLoader H

compaction threshold and leveledCompaction

Why these two gives different results? ./nodetool -h 172.xx.xxx.xx getcompactionthreshold Timeseries TickData Current compaction thresholds for Timeseries/TickData: min = 1, max = 2147483647 [default@Timeseries] show schema; use Timeseries; ... and min_compaction_threshold = 4 and max_co

RE: error message

Thank you, Johnathan. Mike Li Lead Database Engineer Thomson Reuters Phone: 314-468-8128 mike...@thomsonreuters.com www.thomsonreuters.com From: Jonathan Ellis [mailto:jbel...@gmail.com] Sent: Thursday, October 27, 2011 1:37 PM To: user@cassandra.apache.org Subject: Re: error message https://iss

error message

Hello , can anyone tell me what's wrong with the following error: ERROR [HintedHandoff:1] 2011-10-27 19:57:09,914 AbstractCassandraDaemon.java (line 133) Fatal exception in thread Thread[HintedHandoff:1,5,main] java.lang.AssertionError at org.apache.cassandra.db.HintedHandOffManager.del