From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?iso-8859-1?B?RnLpZOlyaWMgTC4gVy4=?= Meunier Subject: CIFS shares keep hanging with VirtualBox Date: Thu, 19 Apr 2012 14:36:27 -0300 Message-ID: <20120419173627.GA4337@pervalidus> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="y0ulUmNC+osPPQO6" To: linux-cifs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Return-path: Content-Disposition: inline Sender: linux-cifs-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-ID: --y0ulUmNC+osPPQO6 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline I use VirtualBox (4.1.12) on Windows 7 Ultimate SP1. The guest is Linux (kernel 3.3.2, cifs-utils 5.3), which I boot directly from a partition. If I use CIFS to access the Windows partitions, the connections constantly hang and the applications to access it deadlock until killed. For example: $ cd /mnt $ ls It hangs (the share in question is mounted under /mnt/ntfs2). 'ps' returns "3174 pts/0 D+ 0:00 ls --color=auto" and the load average increases until I 'kill -9' the process. The only message I get in the logs is "CIFS VFS: Server 192.168.1.64 has not responded in 300 seconds. Reconnecting..." After that, the share only works if remounted. I don't know what's causing it, but it works perfectly from VMware Player using the same setup, so it looks like a bug in VirtualBox, not in CIFS ? This isn't a new issue, as I started using VMware Player in July 2011 after giving up getting CIFS to work reliably with VirtualBox. I'm attaching a log created with 'echo 7 > /proc/fs/cifs/cifsFYI', just in case it helps, and am willing to do other things to, it not solve it, at least know what to blame. At 14:26, I killed both 'ls' processes and unmounted the partition. --y0ulUmNC+osPPQO6 Content-Type: application/octet-stream Content-Disposition: attachment; filename="cifs.txt.gz" Content-Transfer-Encoding: base64 H4sICCpLkE8AA2NpZnMudHh0AO1dXXPbOJZ931+Bmqfu2o2ML5KAatxbmTiecm13Oh0nM1PV 3aWiScjmRKK0JJU4++v3gpJtSRYkXIBJTc2MHzptSj4HOLi4OAQB8OWyIUwTJsYiHTNBlqb5 lM+qctWSj6apzWxMfs2yVGYjJjWl+ncybc+KavOfaTsqxuTCfKrzuRmTszOm+YilasRGqTx7 fUams/y2HRNK/uNlONGirk3RWaYPLXy1p5o2ppx9ng8DO61mhswXJeDSezZVhJRVs30BQ5Mk aSYO0ry6urwmf7m8HpOqJvbDyXyxqjuSt+RvVTkmmZLkc9XdkZX9jQ5D+uHNqzH57bfthvnt NamWY7J9aRiu60Xx0XSkaEzemXIYzLYub1ZTwlIB6jTFJ/uLyoSi9peumpsFNJESqBqkXDD+ xDZti7y4M5atb5XN75Nb002KWWVq+Gex+FhBNHxH76fwoxSlLKU5FIOebV2iPFE0od9HFOZo vNgStfObSWvarahJQqPGTf36vmq7qr4lwEaArSX1oiNTCFdUs+4TwH8AsG9WU1za3ACNl0Ug dk1et8tF0xf6ctHY8kJjzed5XRLGYqJiB/ra1OVGjjEh3aLLZ5OZqYniw+h9YearWVctZ+ae vL26GBPJpUZBC5Ydhn53+YpRysmdyUvTWL1ZBPCOKn1Mtl/qYjKvykljWqgDXJ2X5yA9gWvn 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