Hi, please use 'user list' to ask the questions. But in this case, I can recomend you to check GC logs. It seems, for some reason, you have huge GC pauses.
On Sat, Mar 9, 2024 at 12:08 PM Kalwakuntla, Srinivas <srinivas.kalwakun...@accenture.com.invalid> wrote: > Dear Ignite Team, > > Hope this email finds your well ! > > Reaching out to you, as currently we are facing performance issue with > Apache Ignite. Our application is running on Azure Kubernetes (v1.27.1), > which has 24 nodes of size "Standard_F64s_v2" (handling roughly 13million > of records). > Frequently we are getting > "[WARNING][jvm-pause-detector-worker][IgniteKernal] Possible too long JVM > pause: xxxx milliseconds", while performing any operations such as > reading, encoding etc. > > Here below is the system information: > > System Information (Apache Ignite Clusters) > Heap size: 32GB out of 64GB of memory > CPUs: Standard_F64s_v2 > The number of server instances: 24 > IOWait: within normal range > IOPS: 10k-600K per hr > JDK: Oracle JDK8, 1.8.0_281 > APACHE IGNITE - 2.14.0 > > GC configuration in ignite.sh: > > XX:-UseContainerSupport > -XX:+AlwaysPreTouch > -XX:+UseG1GC > -XX:+ScavengeBeforeFullGC > -XX:+DisableExplicitGC" > > Please assist us in identifying the underlying source of this problem. > Thank you, > Srinivas > > ________________________________ > > This message is for the designated recipient only and may contain > privileged, proprietary, or otherwise confidential information. If you have > received it in error, please notify the sender immediately and delete the > original. Any other use of the e-mail by you is prohibited. Where allowed > by local law, electronic communications with Accenture and its affiliates, > including e-mail and instant messaging (including content), may be scanned > by our systems for the purposes of information security, AI-powered support > capabilities, and assessment of internal compliance with Accenture policy. > Your privacy is important to us. Accenture uses your personal data only in > compliance with data protection laws. For further information on how > Accenture processes your personal data, please see our privacy statement at > https://www.accenture.com/us-en/privacy-policy. > > ______________________________________________________________________________________ > > www.accenture.com >
