Re: importance of key cache vs row cache

2010-07-30 Thread Jonathan Ellis
On Thu, Jul 29, 2010 at 5:02 PM, Aaron Morton wrote: > > Which type of cache is appropriate to your particular case depends on a > variety of factors including the hotness and other access > characteristics of your data set, the relationship of data set size to > the heap size, row size to key siz

Re: importance of key cache vs row cache

2010-07-29 Thread Aaron Morton
Which type of cache is appropriate to your particular case depends on a variety of factors including the hotness and other access characteristics of your data set, the relationship of data set size to the heap size, row size to key size, and so forth. =Rob  A little of topic, but I remember re

Re: importance of key cache vs row cache

2010-07-28 Thread Rob Coli
On 7/28/10 12:26 PM, YES Linux wrote: i was wondering what the trade offs were between the key cache and row cache? which is more important from a read? if you have a large row cache can your key cache be small? - The row cache is a superset of the key cache. If you have a row cache on a CF,

importance of key cache vs row cache

2010-07-28 Thread YES Linux
i was wondering what the trade offs were between the key cache and row cache? which is more important from a read? if you have a large row cache can your key cache be small? here is some background to my questions: i have a data set that has alot of random access for rows using get slices from