To: user <user@cassandra.apache.org>
Subject: Re: Cassandra using a ton of native memory
8Gb of RAM being a recommended production setting for most of the workload out
there. Having only 16Gb of RAM, and because Cassandra is relying a lot on
system page cache, there should be no surprise tha
8Gb of RAM being a recommended production setting for most of the workload
out there. Having only 16Gb of RAM, and because Cassandra is relying a lot
on system page cache, there should be no surprise that your 16Gb being
eaten up.
On Fri, Nov 3, 2017 at 5:40 PM, Austin Sharp
I've investigated further. It appears that the performance issues are because
Cassandra's memory-mapped files (*.db files) fill up the physical memory and
start being swapped to disk. Is this related to recommendations to disable
swapping on a machine where Cassandra is installed? Should I