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https://issues.apache.org/jira/browse/CASSANDRA-1698?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12932717#action_12932717
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Jonathan Ellis commented on CASSANDRA-1698:
-------------------------------------------
Getting build errors w/ 0.7 patch.
{code}
[javac]
/Users/jonathan/projects/cassandra/svn-trunk/src/java/org/apache/cassandra/utils/EstimatedHistogram.java:191:
getBucketOffsets() is already defined in
org.apache.cassandra.utils.EstimatedHistogram
[javac] public static long[] getBucketOffsets()
[javac] ^
[javac]
/Users/jonathan/projects/cassandra/svn-trunk/src/java/org/apache/cassandra/tools/NodeCmd.java:376:
printCfHistograms(java.lang.String,java.lang.String,java.io.PrintStream) is
already defined in org.apache.cassandra.tools.NodeCmd
[javac] private void printCfHistograms(String keySpace, String
columnFamily, PrintStream output)
[javac] ^
[javac]
/Users/jonathan/projects/cassandra/svn-trunk/src/java/org/apache/cassandra/utils/EstimatedHistogram.java:193:
non-static variable bucketOffsets cannot be referenced from a static context
[javac] return bucketOffsets;
[javac] ^
[javac]
/Users/jonathan/projects/cassandra/svn-trunk/src/java/org/apache/cassandra/tools/NodeCmd.java:357:
non-static method getBucketOffsets() cannot be referenced from a static context
[javac] long[] offsets = EstimatedHistogram.getBucketOffsets();
[javac] ^
[javac] Note: Some input files use or override a deprecated API.
[javac] Note: Recompile with -Xlint:deprecation for details.
[javac] Note: Some input files use unchecked or unsafe operations.
[javac] Note: Recompile with -Xlint:unchecked for details.
[javac] 4 errors
{code}
> nodetool cfhistograms
> ---------------------
>
> Key: CASSANDRA-1698
> URL: https://issues.apache.org/jira/browse/CASSANDRA-1698
> Project: Cassandra
> Issue Type: New Feature
> Components: Tools
> Reporter: Jonathan Ellis
> Assignee: Pavel Yaskevich
> Fix For: 0.6.9
>
> Attachments: CASSANDRA-1698-for-0.6-v2.patch,
> CASSANDRA-1698-for-0.6.patch, CASSANDRA-1698-for-0.7.patch
>
>
> we need a nodetool command that outputs columnfamilystore
> RecentReadLatencyHistogramMicros, RecentReadLatencyHistogramMicros, and (for
> 0.7) getRecentReadLatencyHistogramMicros.
> i'd like this to be in a vertical display with the histogram bucket values
> from EstimatedHistogram displayed. Like this:
> {code}
> 1 0
> 15 1
> 18 542
> 22 8091
> 79 198290
> 114 47248
> 850 114
> 1020 37
> etc
> {code}
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