Is there anything to do with running cassandra on a VMware ubuntu instance !? I am trying Cassandra on VMware ubuntu server instance.

On Sun, Feb 19, 2012 at 2:45 AM, Aditya Gupta <> wrote:
In my case, after installing cassandra, as soon as the server is started it hangs on it own (totally unresponsive).

It had openJDK-6's jdk & jre implementations.

On Sat, Feb 18, 2012 at 10:30 PM, Guy Incognito <> wrote:
perhaps entirely unrelated, but somebody was asking about lockups on EC2 yesterday and found:

On 18/02/2012 14:58, Aditya Gupta wrote:
Am I installing it the right way ? While installing I didn't verify the signatures using public key.

On Sat, Feb 18, 2012 at 8:21 PM, Aditya Gupta <> wrote:
No data at all. just a fresh installation 

On Sat, Feb 18, 2012 at 6:57 PM, R. Verlangen <> wrote:
You might want to check your Cassandra logs, they contain important information that might lead you to the actual cause of the problems.

2012/2/18 Aditya Gupta <>
Thanks! But what about the 100% cpu consumption that is causing the server to hang? 

On Sat, Feb 18, 2012 at 6:19 PM, Watanabe Maki <> wrote:
I haven't use the packaged kit, but Cassandra uses half of physical memory on your system by default.
You need to edit to decrease heap size.
Update MAX_HEAP_SIZE and NEW_HEAP_SIZE and restart.

From iPhone

On 2012/02/18, at 20:40, Aditya Gupta <> wrote:

I just installed Cassandra on my ubuntu server by adding the following to the sources list:

Soon after install I started getting OOM errors & then the server became unresponsive. I added more RAM to the server but found that cassandra was consuming 100% CPU & 1GB RAM as soon the server was being started. Why is this happening & how can get it to normal conditions ?