[Vm-dev] Is it possible to suspend the garbage collector?
David T. Lewis
lewis at mail.msen.com
Wed Jan 13 00:22:19 UTC 2016
On Tue, Jan 12, 2016 at 10:23:25AM -0800, tim Rowledge wrote:
> > On 12-01-2016, at 8:39 AM, Max Leske <maxleske at gmail.com> wrote:
> > Why do I see this behaviour? In Cog I see the expected outcome (free space big, young space small) even without triggering an incremental GC manually.
> Not sure about details but do remember that Spur uses a fairly different object space arrangement, so if that???s what you???e using John???s advice may no longer be very relevant.
> > 2. There???s also still the question about where those 500ms disappear to (see last e-mail), which are unaccounted for in the MessageTally output.
> The tally code has never been particularly good at handling long running primitives. I *think* there is better profiling code somewhere that Andreas developed for Qwaq but IIRC it is not part of the current system.
Andreas' profiler is definitely available:
The package is at http://ss3.gemtalksystems.com/ss/AndreasSystemProfiler/ and
you can load it in Squeak from SqueakMap.
The necessary support is in Cog/Spur. I made an attempt to get it working for
the base interpreter but was not successful.
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