Re: Row caching memory usage in Cassandra 1.0.x

2012-10-22 Thread Will @ SOHO
On 10/22/2012 08:24 PM, aaron morton wrote: I'm not aware of how to track the memory usage for the off heap row cache in 1.0. The memory may show up in something like JConsole. What about seeing how much os memory is allocated to buffers and working backwards from there? Anyone else ? (One t

Re: Row caching memory usage in Cassandra 1.0.x

2012-10-22 Thread aaron morton
I'm not aware of how to track the memory usage for the off heap row cache in 1.0. The memory may show up in something like JConsole. What about seeing how much os memory is allocated to buffers and working backwards from there? Anyone else ? (One thing to be away of is each CF has it's own

Row caching memory usage in Cassandra 1.0.x

2012-10-22 Thread Josh
Hi, I'm hoping to get some help on how to help tune our 1.0.x cluster w.r.t. row caching. We're using the netflix priam client, so unfortunately upgrading to 1.1.x is out of the question for now.. but until we find a way around that, is there any way to help determine where the 'sweet spot' i