On Mon, 25 Apr 2011 22:53:21 +0200, Rob van der Heij
<[email protected]> wrote:

> 
> If it is non-blocking, why would one be concerned about the elapsed
> time of GC and what would be the interest of having multiple threads
> working in parallel on GC. Or would you really have allocation rates
> so high that a single thread could not keep with it? Or should we
> conclude that current implementations don't deploy such algorithms?

Irrespective of whether a given GC algorithm is blocking or not, I would
be concerned about elapsed time since it's CPU spent on GC, not on
application tasks.  Whether the JVM logs GC elapsed times isn't a
particularly useful metric as to whether pauses are happening or not.

----------------------------------------------------------------------
For LINUX-390 subscribe / signoff / archive access instructions,
send email to [email protected] with the message: INFO LINUX-390 or visit
http://www.marist.edu/htbin/wlvindex?LINUX-390
----------------------------------------------------------------------
For more information on Linux on System z, visit
http://wiki.linuxvm.org/

Reply via email to