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Posted to dev@hbase.apache.org by "Artem Ervits (JIRA)" <ji...@apache.org> on 2019/05/23 16:09:00 UTC

[jira] [Created] (HBASE-22465) Documentation for hsync enforcement should be more clear

Artem Ervits created HBASE-22465:
------------------------------------

             Summary: Documentation for hsync enforcement should be more clear
                 Key: HBASE-22465
                 URL: https://issues.apache.org/jira/browse/HBASE-22465
             Project: HBase
          Issue Type: Improvement
          Components: documentation
    Affects Versions: 3.0.0, 2.2.0
         Environment: Hadoop 2.9.2

HBase 2.2.0RC4
{code:java}
Apache Maven 3.6.1 (d66c9c0b3152b2e69ee9bac180bb8fcc8e6af555; 2019-04-04T19:00:29Z)
Maven home: /opt/maven/apache-maven-3.6.1
Java version: 1.8.0_212, vendor: Oracle Corporation, runtime: /usr/lib/jvm/java-1.8.0-openjdk-1.8.0.212.b04-0.el7_6.x86_64/jre
Default locale: en_US, platform encoding: UTF-8
OS name: "linux", version: "3.10.0-957.5.1.el7.x86_64", arch: "amd64", family: "unix"{code}
 
            Reporter: Artem Ervits
            Assignee: Artem Ervits


Section on [https://hbase.apache.org/book.html#trouble.master.startup.hsync] needs to demonstrate ways to turn off durability and implications. For dev/testing, it is okay to disable.

 
{code:java}
<property>
<name>hbase.unsafe.stream.capability.enforce</name>
<value>false</value>
</property>{code}
will disable hsync in pesudodistributed env only.



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