RFR(XS): 8224165: [TESTBUG] Docker tests produce excessive output

[mikhailo.seledtsov at oracle.com]

Leonid, David,

   Thank you for the initial review and feedback. I will implement 
Leonid's suggestion about directing the child output to a file. This way 
the log output from the child process will be saved.


Thank you,

Misha


On 5/20/19 11:19 PM, David Holmes wrote:
> Hi Misha,
>
> On 21/05/2019 2:14 pm, mikhailo.seledtsov at oracle.com wrote:
>> Please review this change that limits how much of child process 
>> output is copied into
>> the main test output. Docker tests child processes produce too much 
>> output at times, which results in JT harness
>> trimming the output, and can lead to loss of important diagnostic 
>> information.
>
> But if you limit the child output in the log you might still be losing 
> important diagnostic information from the child.
>
> David
> -----
>
>>      JBS: https://bugs.openjdk.java.net/browse/JDK-8224165
>>      Webrev: http://cr.openjdk.java.net/~mseledtsov/8224165.00/
>>      Testing:
>>         Ran HotSpot and JDK docker tests
>>             test/hotspot/jtreg/containers/docker/
>>             test/jdk/jdk/internal/platform/docker/
>>
>>         No new failures
>>
>> Thank you,
>> Misha
>>