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https://issues.apache.org/jira/browse/HBASE-5061?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13176090#comment-13176090
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Andrew Purtell commented on HBASE-5061:
---------------------------------------
Usage:
{noformat}
./bin/hbase org.apache.hadoop.hbase.util.StoreFileLocalityChecker
usage: org.apache.hadoop.hbase.util.StoreFileLocalityChecker [-f <arg>]
[-h <arg>] [-r <arg>] [-s] [-t <arg>] [-v]
-f,--file <arg> Analyze a single file. Give the full path.
-h,--host <arg> Consider given host as local, defaults to the local
host
-r,--region <arg> Analyze all store files for the region. Can be the
full region name or a partial prefix.
-s,--summary Summary only
-t,--table <arg> Analyze all store files for regions of the table
served by the local regionserver. Give the table
name.
-v,--verbose Verbose output
{noformat}
{{./bin/hbase org.apache.hadoop.hbase.util.StoreFileLocalityChecker -t
TestTable}} produces this output:
{noformat}
hdfs://acer.localdomain:8020/hbase/TestTable/9020c78f14084cfbed55106910a0c175/info/d42cdf9b15e942b1aba8c5752685a29e:
1.0
hdfs://acer.localdomain:8020/hbase/TestTable/9020c78f14084cfbed55106910a0c175/info/f4459700138545d4bce236290db606fc:
1.0
hdfs://acer.localdomain:8020/hbase/TestTable/ea9d52f79847c606b4b62056a7d5c6d8/info/463c359b8d6040bd9c8b64948611182d:
1.0
hdfs://acer.localdomain:8020/hbase/TestTable/b13c50907b32c0aac503d593ef87f586/info/4cde1b33b93a4bfd8f950a64189e7808:
1.0
hdfs://acer.localdomain:8020/hbase/TestTable/9d97ffcf9ceac643ba2c3e2b6ad2c416/info/07ec8228b74f434f852aac208437f6e6:
1.0
hdfs://acer.localdomain:8020/hbase/TestTable/9d97ffcf9ceac643ba2c3e2b6ad2c416/info/59414c7c8a2a4dd5a0c304eb496f8c78:
1.0
hdfs://acer.localdomain:8020/hbase/TestTable/9d97ffcf9ceac643ba2c3e2b6ad2c416/info/67dd2f83803e4b588926da299c51dffa:
1.0
Block locality index
Avg: 1.0
Min: 1.0
Max: 1.0
{noformat}
{{./bin/hbase org.apache.hadoop.hbase.util.StoreFileLocalityChecker -r
TestTable,0000775744}} produces this output:
{noformat}
hdfs://acer.localdomain:8020/hbase/TestTable/b13c50907b32c0aac503d593ef87f586/info/4cde1b33b93a4bfd8f950a64189e7808:
1.0
Block locality index
Avg: 1.0
Min: 1.0
Max: 1.0
{noformat}
{{./bin/hbase org.apache.hadoop.hbase.util.StoreFileLocalityChecker -f
hdfs://acer.localdomain:8020/hbase/TestTable/b13c50907b32c0aac503d593ef87f586/info/4cde1b33b93a4bfd8f950a64189e7808}}
produces this output:
{noformat}
hdfs://acer.localdomain:8020/hbase/TestTable/b13c50907b32c0aac503d593ef87f586/info/4cde1b33b93a4bfd8f950a64189e7808:
1.0
Block locality index
Avg: 1.0
Min: 1.0
Max: 1.0
{noformat}
Happy to change this in ways people need.
> HFileLocalityChecker
> --------------------
>
> Key: HBASE-5061
> URL: https://issues.apache.org/jira/browse/HBASE-5061
> Project: HBase
> Issue Type: New Feature
> Reporter: Andrew Purtell
> Assignee: Andrew Purtell
> Priority: Minor
>
> org.apache.hadoop.hbase.HFileLocalityChecker [options]
> A tool to report the number of local and nonlocal HFile blocks, and the ratio
> of as a percentage.
> Where options are:
> |-f <file>|Analyze a store file|
> |-r <region>|Analyze all store files for the region|
> |-t <table>|Analyze all store files for regions of the table served by the
> local regionserver|
> |-h <host>|Consider <host> local, defaults to the local host|
> |-v|Verbose operation|
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