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https://issues.apache.org/jira/browse/HDFS-11712?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Yiqun Lin updated HDFS-11712:
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Description: In the ozone, there are many places using {{ObjectMapper}} to
do the object-json transformation. From the page of {{ObjectMapper}}
(https://github.com/FasterXML/jackson-docs/wiki/Presentation:-Jackson-Performance),
{{ObjectMapper}} is a heavy-weight object, it not a good bevahiour to create
this instance everywhere.
> Ozone: Reuse ObjectMapper instance to improve the performance
> -------------------------------------------------------------
>
> Key: HDFS-11712
> URL: https://issues.apache.org/jira/browse/HDFS-11712
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: ozone
> Affects Versions: HDFS-7240
> Reporter: Yiqun Lin
> Assignee: Yiqun Lin
>
> In the ozone, there are many places using {{ObjectMapper}} to do the
> object-json transformation. From the page of {{ObjectMapper}}
> (https://github.com/FasterXML/jackson-docs/wiki/Presentation:-Jackson-Performance),
> {{ObjectMapper}} is a heavy-weight object, it not a good bevahiour to
> create this instance everywhere.
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