Change thread dump location?

David Holmes david.holmes at
Tue Apr 15 06:21:29 UTC 2014

Hi Jaromir,

On 11/04/2014 11:34 PM, Jaromir Hamala wrote:
> I'd like to create a patch allowing to change a location of a threaddump
> when it's triggered by sending a signal. My understanding is that currently
> there is no option to specify a custom path.

Do you mean the thread-dump in response to SIGQUIT (which goes to the 
VM's output stream) or the hs-err log file produced when the VM crashes?

The SIGQUIT thread-dump doesn't go to a file unless you happen to be 
redirecting VM output to a file.


> Is this a feature you would consider to accept & eventually merge? I'm
> aware one could use eg. jstack to save the threaddump into an arbitrary
> location, but this tooling is not always available as it's part of JDK and
> not JRE.
> Cheers,
> Jaromir

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