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MRS-operation-guide-lts/doc/component-operation-guide-lts/source/using_flink/flink_configuration_management/environment.rst
proposalbot d31d5b10fe Changes to mrs_operation-guide-lts from docs/doc-exports#515 (MRS comp-lts 2.0.3 
Reviewed-by: Kacur, Michal <michal.kacur@t-systems.com>
Co-authored-by: proposalbot <proposalbot@otc-service.com>
Co-committed-by: proposalbot <proposalbot@otc-service.com>
2023-01-19 16:53:12 +00:00

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Environment

Scenario

In scenarios raising special requirements on JVM configuration, users can use configuration items to transfer JVM parameters to the client, JobManager, and TaskManager.

Configuration

Configuration items include JVM parameters.

Table 1 Parameter description
Parameter Description Default Value Mandatory
env.java.opts JVM parameter, which is transferred to the startup script, JobManager, TaskManager, and Yarn client. For example, transfer remote debugging parameters. -Xloggc:<LOG_DIR>/gc.log -XX:+PrintGCDetails -XX:-OmitStackTraceInFastThrow -XX:+PrintGCTimeStamps -XX:+PrintGCDateStamps -XX:+UseGCLogFileRotation -XX:NumberOfGCLogFiles=20 -XX:GCLogFileSize=20M -Djdk.tls.ephemeralDHKeySize=2048 -Djava.library.path=${HADOOP_COMMON_HOME}/lib/native -Djava.net.preferIPv4Stack=true -Djava.net.preferIPv6Addresses=false -Dbeetle.application.home.path=$BIGDATA_HOME/common/runtime/security/config No