[Zope] Unexplained restart on add

[Matthew T. Kromer]

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Jens Vagelpohl wrote:

> there is a known bug in python for (at least) FreeBSD that leads to 
> sudden restarts. it has to do with the stack size for threads being 
> too small. see this message::
>
> http://groups.yahoo.com/group/zope/message/91934
>
> jens


Apologies for the attachment, but this is a tiny patch you can apply to 
Python 2.1.3 to double the stack size for threads up to 128K.


-- 
Matt Kromer
Zope Corporation  http://www.zope.com/ 



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--- ../Python-2.1.3/Python/thread_pthread.h	Thu Jan 10 06:12:20 2002
+++ Python/thread_pthread.h	Thu Jan 17 11:54:21 2002
@@ -128,6 +128,10 @@
 {
 	pthread_t th;
 	int success;
+        pthread_attr_t pta;
+        pthread_attr_init(&pta);
+        pthread_attr_setstacksize(&pta, (1<<17));
+        
 #ifdef PTHREAD_SYSTEM_SCHED_SUPPORTED
 	pthread_attr_t attrs;
 #endif
@@ -156,7 +160,7 @@
 #ifdef PTHREAD_SYSTEM_SCHED_SUPPORTED
 				 &attrs,
 #else
-				 (pthread_attr_t*)NULL,
+				 (pthread_attr_t*)&pta,
 #endif
 				 (void* (*)(void *))func,
 				 (void *)arg

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