[Mono-list] mod-mono-server crash

[Glen Ford]

I have found that running through XSP2 directly we do not experience any 
crashes, but using mod-mono we do.

I have seen at least one bug on mod-mono load issues - is anyone 
actively persuing these issues?


Glen Ford wrote:
>
> Hi,
>
> Has anyone else seen a similar crash using mod-mono and apache under 
> load, memory was still available etc.
> Using mono 1.2.2.1
>
> I have not yet produced a scenario to reproduce reliably, but it has 
> occurred a number of times now.
>
>
> Regards,
>
>
> Glen
>
>
>
> Stacktrace:
>
>   at (wrapper managed-to-native) 
> System.Runtime.InteropServices.Marshal.ReAllocHGlobal (intptr,intptr) 
> <0x0000b>
>   at (wrapper managed-to-native) 
> System.Runtime.InteropServices.Marshal.ReAllocHGlobal (intptr,intptr) 
> <0xffffffff>
>   at BlockManager.EnsureCapacity (int) <0x000ca>
>   at BlockManager.Write (byte[],int,int) <0x00043>
>   at ByteBucket.Write (byte[],int,int) <0x00048>
>   at System.Web.HttpResponseStream.AppendBuffer (byte[],int,int) <0x000dd>
>   at System.Web.HttpResponseStream.Write (byte[],int,int) <0x00064>
>   at System.Web.HttpWriter.WriteString (string,int,int) <0x00115>
>   at System.Web.HttpWriter.Write (string) <0x0002c>
>   at System.Web.HttpResponse.Write (string) <0x0002b>
>   at System.Web.HttpApplication.FinalErrorWrite 
> (System.Web.HttpResponse,string) <0x00023>
>   at System.Web.HttpApplication.OutputPage () <0x00291>
>   at System.Web.HttpApplication.PipelineDone () <0x0009f>
>   at System.Web.HttpApplication.Tick () <0x000e9>
>   at System.Web.HttpApplication.Start (object) <0x00129>
>   at 
> System.Web.HttpApplication.System.Web.IHttpAsyncHandler.BeginProcessRequest 
> (System.Web.HttpContext,System.AsyncCallback,object) <0x000ba>
>   at System.Web.HttpRuntime.RealProcessRequest (object) <0x00283>
>   at System.Web.HttpRuntime.ProcessRequest 
> (System.Web.HttpWorkerRequest) <0x00042>
>   at Mono.WebServer.MonoWorkerRequest.ProcessRequest () <0x00010>
>   at Mono.WebServer.BaseApplicationHost.ProcessRequest 
> (Mono.WebServer.MonoWorkerRequest) <0x00057>
>   at Mono.WebServer.ModMonoApplicationHost.ProcessRequest 
> (int,string,string,string,string,string,int,string,int,string,string[],string[]) 
> <0x0039f>
>   at (wrapper remoting-invoke-with-check) 
> Mono.WebServer.ModMonoApplicationHost.ProcessRequest 
> (int,string,string,string,string,string,int,string,int,string,string[],string[]) 
> <
> 0xffffffff>
>   at (wrapper xdomain-dispatch) 
> Mono.WebServer.ModMonoApplicationHost.ProcessRequest 
> (object,byte[]&,byte[]&,int,string,string,string,string,string,int,string,int,string,string[
> ],string[]) <0xffffffff>
>   at (wrapper xdomain-invoke) 
> Mono.WebServer.ModMonoApplicationHost.ProcessRequest 
> (int,string,string,string,string,string,int,string,int,string,string[],string[]) 
> <0xffffffff>
>   at (wrapper remoting-invoke-with-check) 
> Mono.WebServer.ModMonoApplicationHost.ProcessRequest 
> (int,string,string,string,string,string,int,string,int,string,string[],string[]) 
> <
> 0xffffffff>
>   at Mono.WebServer.ModMonoWorker.InnerRun (object) <0x0051c>
>   at Mono.WebServer.ModMonoWorker.Run (object) <0x00041>
>   at (wrapper delegate-invoke) 
> System.MulticastDelegate.invoke_void_object (object) <0xffffffff>
>   at (wrapper runtime-invoke) System.Object.runtime_invoke_void_object 
> (object,intptr,intptr,intptr) <0xffffffff>
>
> Native stacktrace:
>
>         /usr/bin/mono [0x519845]
>         /usr/bin/mono [0x4e712f]
>         /lib64/libpthread.so.0 [0x2affda731140]
>         /lib64/libc.so.6 [0x2affda9fb490]
>         /lib64/libc.so.6 [0x2affda9fd2f9]
>         /lib64/libc.so.6(malloc+0x86) [0x2affda9fed76]
>         [0x434bbae0]
>
> ------------------------------------------------------------------------
>
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