My first suggestion is to avoid trying options that are not marked as stable. concurrent mark and the split nursery are not. Said that, please file a bugreport with a test case and we'll get it fixes.
On Thu, Sep 26, 2013 at 2:07 PM, David Curylo <[email protected]> wrote: > I have an application that must load a very large SOAP proxy with hundreds > of classes. Under boehm GC, I'm able to load the application, but when > running under sgen my application crashes immediately with a SIGABRT. I'm > able to get a stack trace under sgen to this effect: > > * Assertion: should not be reached at sgen-scan-object.h:111 > > Stacktrace: > > at <unknown> <0xffffffff> > at (wrapper managed-to-native) > System.MonoCustomAttrs.GetCustomAttributesInternal > (System.Reflection.ICustomAttributeProvider,System.Type,bool) <IL 0x0000f, > 0xffffffff> > at System.MonoCustomAttrs.GetCustomAttributesBase > (System.Reflection.ICustomAttributeProvider,System.Type,bool) [0x00019] in > /home/abuild/rpmbuild/BUILD/mono-3.2.1/mcs/class/corlib/System/MonoCustomAttrs.cs:101 > at System.MonoCustomAttrs.GetCustomAttributes > (System.Reflection.ICustomAttributeProvider,bool) [0x00017] in > /home/abuild/rpmbuild/BUILD/mono-3.2.1/mcs/class/corlib/System/MonoCustomAttrs.cs:274 > at System.MonoType.GetCustomAttributes (bool) [0x00000] in > /home/abuild/rpmbuild/BUILD/mono-3.2.1/mcs/class/corlib/System/MonoType.cs:573 > at System.Xml.Serialization.XmlAttributes..ctor > (System.Reflection.ICustomAttributeProvider) [0x00032] in > /home/abuild/rpmbuild/BUILD/mono-3.2.1/mcs/class/System.XML/System.Xml.Serialization/XmlAttributes.cs:64 > …more of stack trace is available if you want. > > The cause seems to be that the sgen GC is having to do too much collection > while processing the large type library. Trying these options: > > export > MONO_GC_PARAMS="major=marksweep-conc,minor=split,alloc-ratio=100,nursery-size=128m,max-heap-size=2048m,evacuation-threshold=0" > > seems like it would make the nursery much larger so it can handle the > large type library. However, doing so leads me to this error: > > Assertion at sgen-nursery-allocator.c:293, condition > `fragment->fragment_end > fragment->fragment_start' not met > > I'm stuck at this point. Any suggestions? > _______________________________________________ > Mono-list maillist - [email protected] > http://lists.ximian.com/mailman/listinfo/mono-list >
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