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https://issues.apache.org/jira/browse/IGNITE-12374?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16984169#comment-16984169
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Stanilovsky Evgeny commented on IGNITE-12374:
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ok, [~yow] thanks for info, lets go :)
1. I hope now there is no problems with ClientConnectorConfiguration, so i 
suggest use default  here.
2. You use persistent region for your cache, is it your conscious choose ? If 
it ok will go further, if no - plz change it !
3. Numerous messages in log like : Possible too long JVM pause: 569 
milliseconds. tolds that i talk upper : something wrong with your environment, 
in case of virtual environment usage, plz give more cpu resources, check swap 
is off. Check it once more :  
https://www.gridgain.com/docs/latest/perf-troubleshooting-guide/memory-tuning#java-heap-and-gc-tuning
4. I hope "CREATE INDEX IF NOT EXISTS key01t_idx" no need if you use 
DIGNITE_MAX_INDEX_PAYLOAD_SIZE, try to remove it and bench once more.
5. If persistent data region your conscious choose, read how to tune it, set 
appropriate dataRegion size, setWalMode(WALMode.LOG_ONLY) and so on.

wait your updates, i hope all my suggestions  will help you, in other case i 
need jfr profiling results, i suggest how to dump them.

> Too low performance ~200TPS for single ODBC client
> --------------------------------------------------
>
>                 Key: IGNITE-12374
>                 URL: https://issues.apache.org/jira/browse/IGNITE-12374
>             Project: Ignite
>          Issue Type: Improvement
>          Components: clients, odbc
>    Affects Versions: 2.7.5
>         Environment: Ignite server run on top of Kubernetes, with 2 server 
> nodes, persistence enabled. Both CPU and RAM at server/client server is 
> sufficient according to system reports.
>            Reporter: swy
>            Priority: Major
>         Attachments: ignite-9bb53f34.0.log, 
> ignite-logs-config-source-20191128.zip, odbcsample.allchar.rebind.cc, 
> odbcsample.cc, profiling01.png, profiling03.png, profling02.png, 
> snapshot-1574845275597.nps, threaddump-1573207804944.tdump, 
> threaddump-1574845414243.tdump, values.yaml
>
>
> Hi, in our test ignite performance with ODBC connection is too bad to proceed 
> with product integration. It is about ~200 TPS, each transaction with 
> select+update operation.
> Please refer to attach sample program. It is just a simple test case. 
> Based on the profiling most of the time consumed by sql execution. Please 
> advice if the application did not do the right thing.
> Thank you.
> local ignite server, but the result same to remote container Ignite 
> deployment too.
> cat /etc/apache-ignite/my-config.xml
> <?xml version="1.0" encoding="UTF-8"?>
> <beans xmlns="http://www.springframework.org/schema/beans";
>        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";
>        xsi:schemaLocation="http://www.springframework.org/schema/beans
>         http://www.springframework.org/schema/beans/spring-beans.xsd";>
>     <bean id="ignite.cfg" 
> class="org.apache.ignite.configuration.IgniteConfiguration">
>         <property name="clientConnectorConfiguration">
>             <bean 
> class="org.apache.ignite.configuration.ClientConnectorConfiguration"/>
>         </property>
>         <property name="binaryConfiguration">
>             <bean class="org.apache.ignite.configuration.BinaryConfiguration">
>                 <property name="compactFooter" value="false"/>
>                 <property name="idMapper">
>                     <bean 
> class="org.apache.ignite.binary.BinaryBasicIdMapper">
>                         <property name="lowerCase" value="true"/>
>                     </bean>
>                 </property>
>             </bean>
>         </property>
>     </bean>
> </beans>
> g++ -I/usr/include -I./ignite/binary/include -I./ignite/common/include 
> -I./ignite/common/os/linux/include -I./ignite/common/os/win/include 
> -I./ignite/core/include -I./ignite/jni/include odbcsample.cc -o odbcsample 
> -lodbc -L./ignite-libs/libignite.so -L./ignite-libs/libignite-odbc.so



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