Hello,
I saw this earlier yesterday but didn't want to reply because I didn't know
what the cause was.
Basically I using wide rows with cassandra 1.x and was inserting data
constantly. After about 18 hours the JVM would crash with a dump file. For
some reason I removed the compaction throttling
On Tue, Dec 2, 2014 at 5:01 PM, Gianluca Borello gianl...@draios.com
wrote:
We mainly store time series-like data, where each data point is a binary
blob of 5-20KB. We use wide rows, and try to put in the same row all the
data that we usually need in a single query (but not more than that). As
Thanks Robert, I really appreciate your help!
I'm still unsure why Cassandra 2.1 seem to perform much better in that same
scenario (even setting the same values of compaction threshold and number
of compactors), but I guess we'll revise when we'll decide to upgrade 2.1
in production.
On Dec 3,
Hi,
We have a cluster (2.0.11) of 6 nodes (RF=3), c3.4xlarge instances, about
50 column families. Cassandra heap takes 8GB out of the 30GB of every
instance.
We mainly store time series-like data, where each data point is a binary
blob of 5-20KB. We use wide rows, and try to put in the same row