Hi Alex, can you please check this. Or ask someone to check this scenario.


---- On Tue, 23 Jun 2020 20:18:51 +0530 akorensh <alexanderko...@gmail.com> 
wrote ----



Hi, 
 Starvation messages contain queue information, showing which tasks are 
pending. 
 Looks like you are overloading the system w/too many requests/queries 
that are taking a long time. 
 
 Send over log/reproducer/config/version #s/heap sizes and I'll take a 
look. Take a thread dump using jstack at multiple instances to see what is 
happening and include in your message. Include gc logs: 
https://apacheignite.readme.io/docs/jvm-and-system-tuning#detailed-garbage-collection-stats
 
 
 
List the steps you take to get these messages.  Are you sending SqlQuery 
requests from each of your threads?(all 300 at once?) How many nodes are in 
your setup?   How long does each query take to complete? Do you use a thick 
client or thin client or jdbc to send requests or are doing it on the server 
directly. 
 
 These messages are informational, the system could still work through all 
requests, given enough time. 
 Is that your case? Do you have a certain time limit you want these 
requests to complete in? 
 
 see: https://apacheignite.readme.io/docs/thread-pools#overview 
 Try to vary the query/stripped pool to see whether it makes a difference. 
 Also adjust memory/gc : 
https://apacheignite.readme.io/docs/jvm-and-system-tuning#garbage-collection-tuning
 
 
Thanks, Alex 
 
 
 
 
 
 
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