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HBASE-11218 Data loss in HBase standalone mode (Liu Shaohui) -- DOC ADDENDUM

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Michael Stack 2014-05-28 10:42:37 -07:00
parent 78f7cd450f
commit b4a2d607a3
1 changed files with 4 additions and 2 deletions
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src/main/docbkx/configuration.xml
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@ -618,8 +618,10 @@ Index: pom.xml
<para>Such a setup, using the local filesystem and writing to the operating systems's
temporary directory is an ephemeral setup; the Hadoop local filesystem -- which is what
HBase uses when it is writing the local filesytem does not support <command>sync</command>
so unless the system is shutdown properly, the data will be lost. Writing to the operating
HBase uses when it is writing the local filesytem -- would lose data unless the system
was shutdown properly in versions of HBase before 0.98.4 and 1.0.0 (see
<link xlink:href="https://issues.apache.org/jira/browse/HBASE-11218">HBASE-11218 Data
loss in HBase standalone mode</link>). Writing to the operating
system's temporary directory can also make for data loss when the machine is restarted as
this directory is usually cleared on reboot. For a more permanent setup, see the next
example where we make use of an instance of HDFS; HBase data will be written to the Hadoop