Re: Monitoring with Cacti

2010-09-10 Thread Edward Capriolo
On Fri, Sep 10, 2010 at 7:29 PM, aaron morton wrote: > Am going through the rather painful process of trying to monitor cassandra > using Cacti (it's what we use at work). At the moment it feels like a losing > battle :) > > Does anyone know of some cacti resources for monitoring the JVM or Cass

Build an index to join two CFs

2010-09-10 Thread Alvin UW
Hello, I am going to build an index to join two CFs. First, we see this index as a CF/SCF. The difference is I don't materialise it. Assume we have two tables: ID_Address(*Id*, address) , Name_ID(*name*, id) Then,the index is: Name_Address(*name*, address) When the application tries to query on

Re: Build an index to join two CFs

2010-09-10 Thread aaron morton
I cannot tell you where in the code to make these changes. But it sounds like you want to fork cassandra and turn it into a RDBMS. It would undoubtedly be easier to just use a RDBMS. Rather than have two CF's, address and name, just have one for the person using a super CF. Pull back the entire

Monitoring with Cacti

2010-09-10 Thread aaron morton
Am going through the rather painful process of trying to monitor cassandra using Cacti (it's what we use at work). At the moment it feels like a losing battle :) Does anyone know of some cacti resources for monitoring the JVM or Cassandra metrics other than... mysql-cacti-templates http://code

Re: How to drop a keyspace in 0.6.5?

2010-09-10 Thread Rob Coli
On 9/10/10 10:10 AM, kannan chandrasekaran wrote: Thank you for the replies Jonathan... Just to make sure I understand this correctly; 0) Stop writing to the ColumnFamily and then 'nodetool flush' all nodes. 1) Shutdown cassandra 2) Remove the keyspace ( and its corresponding CF ) configuration

Re: How to drop a keyspace in 0.6.5?

2010-09-10 Thread Jonathan Ellis
right On Fri, Sep 10, 2010 at 11:10 AM, kannan chandrasekaran wrote: > Thank you for the replies Jonathan... Just to make sure I understand this > correctly; > 1) Shutdown cassandra > 2) Remove the keyspace ( and its corresponding CF ) configurations in > storage-conf.xml > 2) Delete the Keyspace

Re: How to drop a keyspace in 0.6.5?

2010-09-10 Thread kannan chandrasekaran
Thank you for the replies Jonathan... Just to make sure I understand this correctly; 1) Shutdown cassandra 2) Remove the keyspace ( and its corresponding CF ) configurations in storage-conf.xml 2) Delete the Keyspace directory under the cassandra data directory 4) Restart cassandra server Correc

Re: Few questions regarding cassandra deployment on windows

2010-09-10 Thread Gary Dusbabek
On Thu, Sep 9, 2010 at 22:23, kannan chandrasekaran wrote: > > Thanks for the replies My comments in Bold... > Kannan > > > From: Gary Dusbabek > To: user@cassandra.apache.org > Sent: Thu, September 9, 2010 5:43:31 AM > Subject: Re: Few questions regarding cassandra deployment on windows > >

Re: Problem accessing Cassandra wiki top page with browser locale other than english

2010-09-10 Thread Jonathan Ellis
Moin has been upgraded and this is ready to test. 2010/5/25 Jonathan Ellis : > Turns out this is a bug in the version of MoinMoin the ASF has > installed. There's nothing we can do until the infrastructure team > upgrades: https://issues.apache.org/jira/browse/INFRA-2741 > > On Sun, May 23, 2010