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https://issues.apache.org/jira/browse/IMPALA-9835?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17128402#comment-17128402
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ASF subversion and git services commented on IMPALA-9835:
---------------------------------------------------------

Commit 51687e54265aa833453b8574cf21fe615e3da556 in impala's branch 
refs/heads/master from Tim Armstrong
[ https://gitbox.apache.org/repos/asf?p=impala.git;h=51687e5 ]

IMPALA-9835: make kudu_scan_token binary

We got log spam from protobufs because the scan
tokens are not valid UTF-8 (and not intended to
be).

Change-Id: I2db9e4aad777065f6bf6ab1c9add3c99e8a0cf0a
Reviewed-on: http://gerrit.cloudera.org:8080/16040
Tested-by: Impala Public Jenkins <[email protected]>
Reviewed-by: Thomas Tauber-Marshall <[email protected]>


> Log spam about kudu_scan_token containing non-UTF-8 values
> ----------------------------------------------------------
>
>                 Key: IMPALA-9835
>                 URL: https://issues.apache.org/jira/browse/IMPALA-9835
>             Project: IMPALA
>          Issue Type: Bug
>            Reporter: Tim Armstrong
>            Assignee: Tim Armstrong
>            Priority: Major
>              Labels: supportability
>
> If I query a Kudu table I get this in impalad.ERROR.
> {noformat}
> String field 'impala.ScanRangePB.kudu_scan_token' contains invalid 
> UTF-8 data when serializing a protocol buffer. Use the 'bytes' type if you 
> intend to send raw bytes. 
> {noformat}
> We should prevent this from happening.



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