Oh wow, similar behavior with different version all together!! On Sat, Mar 12, 2016 at 5:28 PM, ssiv...@gmail.com <ssiv...@gmail.com> wrote:
> Hi, I'll duplicate here my email with the same issue > > " > > > *I have 7 nodes of C* v2.2.5 running on CentOS 7 and using jemalloc for > dynamic storage allocation. Use only one keyspace and one table with > Leveled compaction strategy. I've loaded ~500 GB of data into the cluster > with replication factor equals to 3 and waiting until compaction is > finished. But during compaction each of the C* nodes allocates all the > available memory (~128GB) and just stops its process. This is a known bug ? > *" > > > On 03/13/2016 12:56 AM, Mohamed Lrhazi wrote: > > Hello, > > We installed Datastax community edition, on 8 nodes, RHEL7. We inserted > some 7 billion rows into a pretty simple table. the inserts seem to have > completed without issues. but ever since, we find that the nodes reliably > run out of RAM after few hours, without any user activity at all. No reads > nor write are sent at all. What should we look for to try and identify > root cause? > > > [root@avesterra-prod-1 ~]# cat /etc/redhat-release > Red Hat Enterprise Linux Server release 7.2 (Maipo) > [root@avesterra-prod-1 ~]# rpm -qa| grep datastax > datastax-ddc-3.2.1-1.noarch > datastax-ddc-tools-3.2.1-1.noarch > [root@avesterra-prod-1 ~]# > > The nodes had 8 GB RAM, which we doubled twice and now are trying with > 40GB... they still manage to consume it all and cause oom_killer to kick in. > > Pretty much all the settings are the default ones the installation created. > > Thanks, > Mohamed. > > > -- > Thanks, > Serj > >
