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The following commit(s) were added to refs/heads/master by this push:
new 6eebf2f HDDS-3900: Update default value of
'ozone.om.ratis.segment.size' and 'preallocated.size' to improve OM write perf
(#1160)
6eebf2f is described below
commit 6eebf2f07049f3e9a5788cd43ea9ba3fadc31dcc
Author: Rakesh Radhakrishnan <[email protected]>
AuthorDate: Sat Jul 4 23:15:54 2020 +0530
HDDS-3900: Update default value of 'ozone.om.ratis.segment.size' and
'preallocated.size' to improve OM write perf (#1160)
---
hadoop-hdds/common/src/main/resources/ozone-default.xml | 8 ++++----
.../src/main/java/org/apache/hadoop/ozone/om/OMConfigKeys.java | 4 ++--
2 files changed, 6 insertions(+), 6 deletions(-)
diff --git a/hadoop-hdds/common/src/main/resources/ozone-default.xml
b/hadoop-hdds/common/src/main/resources/ozone-default.xml
index 3c5cd7c..4c0fbcd 100644
--- a/hadoop-hdds/common/src/main/resources/ozone-default.xml
+++ b/hadoop-hdds/common/src/main/resources/ozone-default.xml
@@ -1610,19 +1610,19 @@
<property>
<name>ozone.om.ratis.segment.size</name>
- <value>16KB</value>
+ <value>4MB</value>
<tag>OZONE, OM, RATIS, PERFORMANCE</tag>
<description>The size of the raft segment used by Apache Ratis on OM.
- (16 KB by default)
+ (4 MB by default)
</description>
</property>
<property>
<name>ozone.om.ratis.segment.preallocated.size</name>
- <value>16KB</value>
+ <value>4MB</value>
<tag>OZONE, OM, RATIS, PERFORMANCE</tag>
<description>The size of the buffer which is preallocated for raft segment
- used by Apache Ratis on OM.(16 KB by default)
+ used by Apache Ratis on OM.(4 MB by default)
</description>
</property>
diff --git
a/hadoop-ozone/common/src/main/java/org/apache/hadoop/ozone/om/OMConfigKeys.java
b/hadoop-ozone/common/src/main/java/org/apache/hadoop/ozone/om/OMConfigKeys.java
index b44a51a..4f512a5 100644
---
a/hadoop-ozone/common/src/main/java/org/apache/hadoop/ozone/om/OMConfigKeys.java
+++
b/hadoop-ozone/common/src/main/java/org/apache/hadoop/ozone/om/OMConfigKeys.java
@@ -113,11 +113,11 @@ public final class OMConfigKeys {
public static final String OZONE_OM_RATIS_SEGMENT_SIZE_KEY
= "ozone.om.ratis.segment.size";
public static final String OZONE_OM_RATIS_SEGMENT_SIZE_DEFAULT
- = "16KB";
+ = "4MB";
public static final String OZONE_OM_RATIS_SEGMENT_PREALLOCATED_SIZE_KEY
= "ozone.om.ratis.segment.preallocated.size";
public static final String OZONE_OM_RATIS_SEGMENT_PREALLOCATED_SIZE_DEFAULT
- = "16KB";
+ = "4MB";
// OM Ratis Log Appender configurations
public static final String
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