[systemd-devel] systemd + logind possible deadlock

Zbigniew Jędrzejewski-Szmek zbyszek at in.waw.pl
Fri Dec 20 19:48:36 PST 2013


On Mon, Dec 16, 2013 at 06:32:56PM +0200, Oleksii Shevchuk wrote:
> > Are you suggesting O_SNDTIMEO doesn't work for you? Normally it should
> > simply cause the send() to fail if the receiver doesn't take the packet
> > within some time.
> 
> I don't take much investigation into this, but looks like
> systemd-journald dead for some reason, and stay in zombie state, because
> of systemd locking. Maybe send returned -1, but for some reason this
> doesn't change things a bit - systemd is inaccessible my systemctl, and
> it doesn't do any work. 
This is certainly worth investigating.

Nevertheless, I pushed the patch which reduces timeouts anyway. I think
that waiting a minute per message was excessive.

Zbyszek


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