Re: [Xen-devel] Re : task btrfs-transacti:651 blocked for more than 120 seconds

2017-09-28 Thread Roger Pau Monné
On Thu, Sep 28, 2017 at 03:04:02PM +, Olivier Bonvalet wrote: > Le jeudi 28 septembre 2017 à 12:16 +0200, Olivier Bonvalet a écrit : > > It's a Debian Stretch system, running a 4.9.52 Linux kernel (on a Xen > > 4.8.2 hypervisor). > > With an old 4.1.x Linux kernel, I haven't any problem. > > J

[Xen-devel] Re : task btrfs-transacti:651 blocked for more than 120 seconds

2017-09-28 Thread Olivier Bonvalet
Le jeudi 28 septembre 2017 à 12:16 +0200, Olivier Bonvalet a écrit : > It's a Debian Stretch system, running a 4.9.52 Linux kernel (on a Xen > 4.8.2 hypervisor). > With an old 4.1.x Linux kernel, I haven't any problem. Just a precision, this VM have 26 block devices attached. Don't know if that ca

[Xen-devel] Re : task btrfs-transacti:651 blocked for more than 120 seconds

2017-09-28 Thread Olivier Bonvalet
Le jeudi 28 septembre 2017 à 14:18 +0300, Nikolay Borisov a écrit : > So what this stack trace means is that transaction commit has hung. > And > judging by the called functions (assuming they are correct, though > the ? > aren't very encouraging). Concretely, it means that an io has been > started