Re: get_slice and deletes

2010-09-13 Thread Aaron Morton
Thanks, I thought as much. Will give it a clean out and see how it goes. AaronOn 14 Sep, 2010,at 03:40 PM, Jonathan Ellis wrote:On Mon, Sep 13, 2010 at 9:35 PM, Aaron Morton wrote: > Could a high level of deletes on a row reduce the get_slice performance ? absolutely. > Is > it worth forcing th

Re: get_slice and deletes

2010-09-13 Thread Jonathan Ellis
On Mon, Sep 13, 2010 at 9:35 PM, Aaron Morton wrote: > Could a high level of deletes on a row reduce the get_slice performance ? absolutely. > Is > it worth forcing the tombstones out by reducing the GCGraceSeconds and doing > a compaction to see what happens ? You can try it to verify, but tha

get_slice and deletes

2010-09-13 Thread Aaron Morton
I'm running the 0.7 nightly build from aug 31 and noticed some different performance characteristics when using get_slice against a row that has seen a lot of deletes.One row in the key space has around 650K columns, colums are small at around 53 bytes each so a total of around 30MB. In the last ho