Re: [PATCH][XM-TEST] Test for bug #533

[Vincent Hanquez <vincent.hanquez@cl.cam.ac.uk>]

On Tue, Feb 14, 2006 at 07:34:24AM -0800, Dan Smith wrote:
> This patch adds a test that attempts to create and destroy a domain
> 1025 times.  Currently, this causes xm to crash after the 1014th cycle
> with the following stack trace:

The test is bogus and so if the bug.
seem you don't close the console fd by calling closeConsole at each loop.

> > shared object file: Too many open files

that it is basic ulimit behavior (usually 1024 is default configuration)

> +# Copyright (C) International Business Machines Corp., 2005
> +# Author: Dan Smith <danms@us.ibm.com>
> +
> +from XmTestLib import *
> +
> +COUNT=1025
> +
> +for i in range(0,COUNT):
> +	print "Creating %i of %i..." % (i, COUNT)
> +	try:
> +		dom = XmTestDomain(name="massive-%i" % i)
> +		dom.start()
> +		console = XmConsole(dom.getName())
> +	except DomainError, e1:
> +		FAIL("Failed to start domain %i" % i)
> +	except ConsoleError, e2:
> +		FAIL("Failed to attach console to domain %i" % i)
try to add here:
  +	console.closeConsole()
> +     dom.destroy()

and report back if it doesn't fix the problem.

[resent: forgot to CC xen-devel]
-- 
Vincent Hanquez