[Mono-dev] Too many open files when adding many embedded resources

Geoff Norton gnorton at novell.com
Tue Dec 14 20:55:56 EST 2010


  If you .Close and .Dispose the stream, does the issue resolve itself?


On 2010-12-14, at 7:24 PM, Tom Philpot wrote:

> Building Mono 2.9 from git master, we're encountering an issue where an assembly with lots of embedded resources (approx 4000), where gmcs is throwing "Too many open files exception".
> The culprit seems to be that a new file handle is opened for every embedded resource when it's added. Mono 2.6 doesn't have this problem, so it appears to be a regression
> Assembly.cs line 730:
> 						if (res.IsEmbeded) {
> 							var stream = File.OpenRead (res.FileName);
> 							module.Builder.DefineManifestResource (res.Name, stream, res.Attributes);
> 						} else {
> 							Builder.AddResourceFile (res.Name, Path.GetFileName (res.FileName), res.Attributes);
> 						}
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