Re: Secure data

Hi Jon, Was trying the LUKS encryption following the Doc. https://aws.amazon.com/blogs/security/how-to-protect-data-at-rest-with-amazon-ec2-instance-store-encryption/ on ec2

Re: Jmx_exporter CPU spike

t 12:03 AM Rahul Singh <mailto:rahul.xavier.si...@gmail.com>> wrote: > How often are you polling the JMX? How much of a spike are you seeing in CPU? > > -- > Rahul Singh > rahul.si...@anant.us <mailto:rahul.si...@anant.us> > > Anant Corporation > On Jul 5,

Re: Jmx_exporter CPU spike

> How often are you polling the JMX? How much of a spike are you seeing in CPU? > > -- > Rahul Singh > rahul.si...@anant.us > > Anant Corporation > On Jul 5, 2018, 2:45 PM -0500, rajpal reddy , wrote: >> >> we have Qualys security scan running causing the cpu s

Re: Installation

We have our infrastructure in cloud so opted for adding new dc with tar.gz then removed the old dc with package installation Sent from my iPhone > On Jul 9, 2018, at 2:23 PM, rajasekhar kommineni wrote: > > Hello All, > > I have a cassandra cluster where package installation is done, I want

Jmx_exporter CPU spike

we have Qualys security scan running causing the cpu spike. We are seeing the CPU spike only when Jmx metrics are exposed using Jmx_exporter. tried setting up imx authentication still see cpu spike. if i stop using jmx exporter we don’t see any cpu spike. is there any thing we have to tune

CPU Spike with Jmx_exporter

:18 PM, rajpal reddy wrote: > > Hey Chris, > > Sorry to bother you. Did you get a chance to look at the gclog file I sent > last night. > > On Wed, Jun 13, 2018, 8:44 PM rajpal reddy <mailto:rajpalreddy...@gmail.com>> wrote: > Chris, > > sorry attach

Re: sstableloader from dse 4.8.4 to apache cassandra 3.11.1

Never mind found it. its not a supported version. > On Jun 19, 2018, at 2:41 PM, rajpal reddy wrote: > > > Hello, > > I’m trying to use sstablloader from dse 4.8.4( 2.1.12) to apache 3.11.1, i’m > getting below error. but works fine when i use stableloader dse 5.1.2(apac

sstableloader from dse 4.8.4 to apache cassandra 3.11.1

Hello, I’m trying to use sstablloader from dse 4.8.4( 2.1.12) to apache 3.11.1, i’m getting below error. but works fine when i use stableloader dse 5.1.2(apache 3.11.0) Could not retrieve endpoint ranges: java.io.IOException: Failed to open transport to: host-ip:9160. Any work around to use

Re: G1GC CPU Spike

Hey Chris, Sorry to bother you. Did you get a chance to look at the gclog file I sent last night. On Wed, Jun 13, 2018, 8:44 PM rajpal reddy wrote: > Chris, > > sorry attached wrong log file. attaching gc collection seconds and cpu. > there were going high at the same time and a

Re: G1GC CPU Spike

t; http://www.oracle.com/technetwork/articles/java/g1gc-1984535.html > <http://www.oracle.com/technetwork/articles/java/g1gc-1984535.html> > > Thomas > > > From: rajpal reddy [mailto:rajpalreddy...@gmail.com > <mailto:rajpalreddy...@gmail.com>] > Sent: M

Re: G1GC CPU Spike

r of seconds spent in GC, it will increase over > time with every young gc which is expected. Whats interesting is the rate of > growth not the fact that its increasing. If graphing tool has option to graph > derivative you should use that instead. > > Chris > &g

Re: G1GC CPU Spike

f the heap to be free (-XX:G1ReservePercent=25) can help, > along with increasing the amount of heap. 8GB is pretty small for G1, might > be better off with CMS. > > Chris > >> On Jun 13, 2018, at 8:42 AM, rajpal reddy wrote: >> >> Hello, >> >> we are us

Re: G1GC CPU Spike

ng with increasing the amount of heap. 8GB is pretty small for G1, might > be better off with CMS. > > Chris > >> On Jun 13, 2018, at 8:42 AM, rajpal reddy wrote: >> >> Hello, >> >> we are using G1GC and noticing garbage collection taking a while and

G1GC CPU Spike

Hello, we are using G1GC and noticing garbage collection taking a while and during that process we are seeing cpu spiking up to 70-80%. can you please let us know. if we have to tune any parameters for that. attaching the cassandra-env file with jam-options.calculate_heap_sizes() { case