Re: Cassandra Disk storage capacity

2014-04-07 Thread Bèrto ëd Sèra
-Jan Kesten wrote: - > > To: user@cassandra.apache.org > From: Jan Kesten > Date: 04/07/2014 04:41PM > Subject: Re: Cassandra Disk storage capacity > > > Hi Hari, > > C* will use your entire space - that is something one should monitor. > Depending on your ch

Re: Cassandra Disk storage capacity

2014-04-07 Thread Jan Kesten
Am 07.04.2014 13:24, schrieb Hari Rajendhran: 1) I am confused why cassandra uses the entire disk space ( / Directory) even when we specify /var/lib/cassandra/data as the directory in Cassandra.yaml file 2) Is it only during compaction ,cassandra will use the entire Disk space ? 3) What is the

Re: Cassandra Disk storage capacity

2014-04-07 Thread Hari Rajendhran
: Cassandra Disk storage capacity Hi Hari, C* will use your entire space - that is something one should monitor. Depending on your choose on compaction strategy your data_dir should not be filled up entirely - in the worst case compaction will need space as large as the sstables on disk

RE: Cassandra Disk storage capacity

2014-04-07 Thread Romain HARDOUIN
Hi, See data_file_directories and commitlog_directory in the settings file cassandra.yaml. Cheers, Romain Hari Rajendhran a écrit sur 07/04/2014 12:56:37 : > De : Hari Rajendhran > A : user@cassandra.apache.org, > Date : 07/04/2014 12:58 > Objet : Cassandra Disk storage capa

Re: Cassandra Disk storage capacity

2014-04-07 Thread Prem Yadav
you can specify multiple data directories in cassandra.yaml. ex: data_file_directories: - /var/lib.cass1 - /var/lib/cass2 -/ On Mon, Apr 7, 2014 at 12:10 PM, Jan Kesten wrote: > Hi Hari, > > C* will use your entire space - that is something one should monitor. > Depending on your choose

Re: Cassandra Disk storage capacity

2014-04-07 Thread Jan Kesten
Hi Hari, C* will use your entire space - that is something one should monitor. Depending on your choose on compaction strategy your data_dir should not be filled up entirely - in the worst case compaction will need space as large as the sstables on disk, therefore 50% should be free space. T

Cassandra Disk storage capacity

2014-04-07 Thread Hari Rajendhran
Hi Team, We have a 3 node Apache cassandra 2.0.4 setup installed in our lab setup.We have set data directory to /var/lib/cassandra/data.What would be the maximum  disk storage that will be used for cassandra data storage. Note : /var partition has a storage capacity of 40GB. My question is whet