Bear with me, hopefully my fix will work (yay for all then, especially Seaside peeps!).

Regards, Gary

----- Original Message ----- From: "Stéphane Ducasse" <[email protected]>
To: <[email protected]>
Sent: Wednesday, April 06, 2011 5:24 PM
Subject: Re: [Pharo-project] Delay bug


thanks gary.
Yes adrian got a problem on his server after two weeks of load. I do not know how we can improve them.

Stef

On Apr 6, 2011, at 6:02 PM, Gary Chambers wrote:

Well, we have been having problems with applications appearing to hang every 6 days or so (sound familiar?).

I have identified a bug in the Delay implementation, rather obscure, but highlighted by our applications that make HEAVY use of processes/(tight, a few tens of milliseconds)delays/semaphores etc.
Naturally due to an edge case on millisecond clock rollover...

Affects all Squeak/Pharo versions, as far as I can tell. (It is separate from the OSProcess issues I have posted about a few weeks ago).

I've developed a potential fix, though I'll have to let you all know whether (hopefully) successful in a week or two... fingers crossed!

I hope it is fixable, last hurdle for business applications, from our point of view.

I'll post details when fix confirmed or failed then.

Regards, Gary



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