Jtreg : Error: failed to get JDK properties

[Jonathan Gibbons]

If nothing else, I guess jtreg should be changed to show the command it 
was trying to execute when it failed to get the properties.  I'll file a 
bug for this.

-- Jon


On 5/25/17 6:45 PM, David Holmes wrote:
> On 26/05/2017 2:55 AM, Bysani, Keerthana wrote:
>> Hi David,
>> I did run the command you specified. It seems to have run successfully.
>>
>> Attached is a screenshot of the result.
>> I have copied the result into this thread as well.
>>
>> RTGC init!
>> Default stacksize is 1052672
>> HEY! using non-zero heap_base
>> Running last commit before t1/t2 branch creation
>> Page size is 4096
>> ***ATOMIC GC***
>> doing add_rtgc_collected_heap_info(RtgcCollectedHeap::heap());
>> openjdk version "9-internal"
>> OpenJDK Runtime Environment (slowdebug build 
>> 9-internal+0-adhoc.test.openjdk9)
>> OpenJDK 64-Bit Server VM (slowdebug build 
>> 9-internal+0-adhoc.test.openjdk9, mixed mode)
>
> Is there anything else in the jtreg log output - or is there a 
> hs_err_pidxxx.log file anywhere?
>
> The indications are that the attempt to launch your JVM to run the 
> GetJDKproperties code was unsuccessful. Unfortunately jtreg doesn't 
> print out the actual  command it tried to execute; nor do we see the 
> actual output.
>
> That aside I think your extraneous output will cause the reading of 
> the properties to fail anyway.
>
> David
>
>>
>> Thanks for your help!
>>
>>
>>
>>
>> On 5/25/17, 12:54 AM, "David Holmes" <david.holmes at oracle.com> wrote:
>>
>>      Hi,
>>           On 25/05/2017 7:26 AM, Bysani, Keerthana wrote:
>>      > Hi,
>>      >
>>      > I was trying to execute some regression tests for OpenJDK9 
>> using jtreg
>>      > for a custom garbage collector.
>>      >
>>      > Following is the command I executed:
>>      >
>>      > $jtreg -agentvm -verbose:all -jdk:$JT_JAVA -w build/jtreg/work -r
>>      > build/jtreg/report -javaoptions:"-XX:+UseRtGC 
>> -XX:-UseCompressedOops"
>>      > hotspot/test/compiler/c2
>>           Can you successfully run:
>>           java -XX:+UseRtGC -XX:-UseCompressedOops -version
>>           Can you run a program that gets and prints the system 
>> properties?
>>           The error suggests the VM is failing to run.
>>           David
>>      -----
>>           > Where RtGC is the custom GC.
>>      >
>>      > I get the following error:
>>      >
>>      > Error: failed to get JDK properties for
>>      > 
>> /home/test/openjdk9/build/linux-x86_64-normal-server-slowdebug/images/jdk/bin/java
>>      > -XX:+UseRtGC -XX:-UseCompressedOops; exit code 134
>>      >
>>      > Has anyone encountered the same issue?
>>      >
>>      > The command works fine if I use SerialGC instead of RtGC.
>>      >
>>      > It is an issue with jtreg.
>>      >
>>      > Thanks
>>      >
>>