Hello! In addition to the CPU, did you see if the heap usage of the HS2 was increasing, please ?
Le mer. 7 sept. 2022 à 11:48, Deepak Goel <deic...@gmail.com> a écrit : > Can you please post the utilisation graph of r5.24xlarge too? > > > Deepak > "The greatness of a nation can be judged by the way its animals are > treated - Mahatma Gandhi" > > +91 73500 12833 > deic...@gmail.com > > Facebook: https://www.facebook.com/deicool > LinkedIn: www.linkedin.com/in/deicool > > "Plant a Tree, Go Green" > > Make In India : http://www.makeinindia.com/home > > > On Wed, Sep 7, 2022 at 3:08 PM Stamatis Zampetakis <zabe...@gmail.com> > wrote: > >> Hi Laurence, >> >> It's hard to say just by seeing the graphs. Moreover Hive 2.3.1 is a >> quite old version so there are many things that may go wrong. >> >> I would suggest checking the logs and taking jstacks overtime and/or use >> a profiler (such as async-profiler[1]) to see what HS2 is actually doing >> while CPU usage grows. >> >> Best, >> Stamatis >> >> [1] https://github.com/jvm-profiling-tools/async-profiler >> >> On Mon, Sep 5, 2022 at 2:17 PM Laurence Brown via user < >> user@hive.apache.org> wrote: >> >>> >>> >>> Hi >>> >>> We’re using Hive 2.3.1, we recently migrated our production amazon EC2 >>> instance types from r5.24xlarge to r6i.32xlarge >>> >>> on the r6 instance we have seen steady cpu usage growth that can all be >>> attributed to our org.apache.hive.service.server.HiveServer2 >>> >>> Even when this change is unreleased and this process is going >>> effectively unused the CPU usage grows slowly until we restart that process >>> >>> >>> >>> In the attached graph you can see that CPU usage grows until we restart >>> HiveServer2 after that it remains stable for a while and then usage starts >>> growing on HiveServer2 . >>> After we restarted that process we failed back to our previous server >>> (leaving this server unused) but the CPU usage on HiveServer2 on this >>> server continue to grow >>> >>> >>> >>> We’ve since built instances in dev with both r5 and r6i and all the r6i >>> instances have the above problem and all the r5 do not….. >>> >>> Does anyone have any idea why this might be? >>> >>> >>> >>> >>> >>> >>> >>> >>> ------------------------------ >>> This email and any attachment is confidential. If you are not the >>> intended recipient, please delete this message. Macquarie does not >>> guarantee the integrity of any emails or attachments. For important >>> disclosures and information about the incorporation and regulated status of >>> Macquarie Group entities please see: www.macquarie.com/disclosures >>> >>
