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List:       openjdk-serviceability-dev
Subject:    Re: 8191846: jstat prints debug message when debugging is disabled
From:       Per Liden <per.liden () oracle ! com>
Date:       2017-11-27 10:26:28
Message-ID: 5290a3ad-6e95-c2b6-e4f6-4dd37cb5a887 () oracle ! com
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Thanks Robbin!

/Per

On 2017-11-27 10:41, Robbin Ehn wrote:
> Looks good, Robbin
>
> On 11/24/2017 09:01 AM, Per Liden wrote:
>> Hi,
>>
>> jstat is designed to handle the case where a perf counter doesn't
>> exits. In the output jstat will then print a "-" instead of the perf
>> counter value to indicate that the counter doesn't exist. However,
>> jstat also prints an unnecessary message, which clobbers the output.
>> This message might still be useful for debugging, but should only be
>> printed when jstat is running with debug messages enabled
>> (-J-DExpressionResolver.debug=true).
>>
>> Webrev: http://cr.openjdk.java.net/~pliden/8191846/webrev.0/
>> Bug: https://bugs.openjdk.java.net/browse/JDK-8191846
>> Testing: hs-tier1, hs-tier2
>>
>> /Per
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