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https://issues.apache.org/jira/browse/HBASE-13456?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Samir Ahmic updated HBASE-13456:
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Affects Version/s: 2.0.0
> Improve HFilePrettyPrinter first hbase:meta region processing
> --------------------------------------------------------------
>
> Key: HBASE-13456
> URL: https://issues.apache.org/jira/browse/HBASE-13456
> Project: HBase
> Issue Type: Improvement
> Components: util
> Affects Versions: 2.0.0, 0.98.12
> Environment: x86_64 GNU/Linux
> Reporter: Samir Ahmic
> Assignee: Samir Ahmic
> Priority: Minor
> Attachments: HBASE-13456-0.98-v2.patch, HBASE-13456-0.98.patch,
> HBASE-13456-master.patch
>
>
> HFilePrettyPrinter have couple of small issues when -r option is used with
> hbase:meta region as argument:
> 1. Processing files in oldWals and recovered.edits directories
> {code}
> $ hbase org.apache.hadoop.hbase.io.hfile.HFilePrettyPrinter -v -r
> hbase:meta,,1
> Number of region files found -> 3
> Found file[1] ->
> hdfs://P3cluster/hbase/data/hbase/meta/1588230740/info/e1d395908f8c43d2b22bb3a630728ebf
> Found file[2] ->
> hdfs://P3cluster/hbase/data/hbase/meta/1588230740/info/e30faa185198449b9cb2eeb5589ebd1b
> Found file[3] ->
> hdfs://P3cluster/hbase/data/hbase/meta/1588230740/oldWALs/hlog.1428309293399
> Scanning ->
> hdfs://P3cluster/hbase/data/hbase/meta/1588230740/info/e1d395908f8c43d2b22bb3a630728ebf
> Scanning ->
> hdfs://P3cluster/hbase/data/hbase/meta/1588230740/info/e30faa185198449b9cb2eeb5589ebd1b
> Scanning ->
> hdfs://P3cluster/hbase/data/hbase/meta/1588230740/oldWALs/hlog.1428309293399
> 2015-04-13 14:08:21,461 ERROR [main] hfile.HFilePrettyPrinter: Error reading
> hdfs://P3cluster/hbase/data/hbase/meta/1588230740/oldWALs/hlog.1428309293399
> org.apache.hadoop.hbase.io.hfile.CorruptHFileException: Problem reading HFile
> Trailer from file
> hdfs://P3cluster/hbase/data/hbase/meta/1588230740/oldWALs/hlog.1428309293399
> {code}
> 2. If full region name is passed as argument we have wrong encoded region
> name returned:
> {code}
> hbase org.apache.hadoop.hbase.io.hfile.HFilePrettyPrinter -v -r
> hbase:meta,,1.1588230740
> region dir -> hdfs://P3cluster/hbase/data/hbase/meta/104563571
> 2015-04-13 14:21:43,012 INFO [main] Configuration.deprecation:
> hadoop.native.lib is deprecated. Instead, use io.native.lib.available
> 2015-04-13 14:21:43,711 INFO [main] util.ChecksumType: Checksum using
> org.apache.hadoop.util.PureJavaCrc32
> 2015-04-13 14:21:43,717 INFO [main] util.ChecksumType: Checksum can use
> org.apache.hadoop.util.PureJavaCrc32C
> 2015-04-13 14:21:43,899 ERROR [main] hfile.HFilePrettyPrinter: Error parsing
> command-line options
> java.io.FileNotFoundException: File
> hdfs://P3cluster/hbase/data/hbase/meta/104563571 does not exist.
> {code}
> I have modified HFilePrettyPrinter.java to address this issues. Patch is
> coming soon.
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