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HADOOP-15868. AliyunOSS: update document for properties of multiple part download, multiple part upload and directory copy. Contributed by Jinhu Wu. 

(cherry picked from commit 7574d18538)
(cherry picked from commit 366541d834)
This commit is contained in:
Sammi Chen 2018-10-26 15:19:56 +08:00
parent f6469adbb1
commit c5a227062f
1 changed files with 36 additions and 0 deletions
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hadoop-tools/hadoop-aliyun/src/site/markdown/tools/hadoop-aliyun/index.md
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@ -228,6 +228,42 @@ please raise your issues with them.
<description>Size of each of multipart pieces in bytes.</description>
</property>
<property>
<name>fs.oss.upload.active.blocks</name>
<value>4</value>
<description>Active(Concurrent) upload blocks when uploading a file.</description>
</property>
<property>
<name>fs.oss.multipart.download.threads</name>
<value>10</value>
<description>The maximum number of threads allowed in the pool for multipart download and upload.</description>
</property>
<property>
<name>fs.oss.multipart.download.ahead.part.max.number</name>
<value>4</value>
<description>The maximum number of read ahead parts when reading a file.</description>
</property>
<property>
<name>fs.oss.max.total.tasks</name>
<value>128</value>
<description>The maximum queue number for multipart download and upload.</description>
</property>
<property>
<name>fs.oss.max.copy.threads</name>
<value>25</value>
<description>The maximum number of threads allowed in the pool for copy operations.</description>
</property>
<property>
<name>fs.oss.max.copy.tasks.per.dir</name>
<value>5</value>
<description>The maximum number of concurrent tasks allowed when copying a directory.</description>
</property>
<property>
<name>fs.oss.multipart.upload.threshold</name>
<value>20971520</value>