Just to close the loop on this, last night was the time at which we were expecting the next hang. All of the servers we updated haproxy to the patched versions did not hang. The test servers which were running the older version hung as expected
Thanks so much to everyone who fixed the issue! On 18 April 2017 at 10:45, Willy Tarreau <[email protected]> wrote: > Hi David, > > On Tue, Apr 18, 2017 at 10:33:40AM +0100, David King wrote: > > Hi All > > > > Just like to confirm Willy's theory, we had the hang at exactly the time > > specified this morning. > > I could recycle myself in a new church of which I would be the prophet... > well maybe it already exists, we have thousands of adepts after all :-) > > More seriously, I think it will be useful to report a bug to the FreeBSD > project, there are quite a number of elements, possibly nothing that can > make it obvious where the problem could be, but a number of hypothesis > can be ruled out already I think. It's possible that some FreeBSD devs > ask us to monitor a few things or capture some syscall returns, or try > some workarounds and this might require some dev. So in short, the earlier > the better if we want to be ready for the next occurrence. > > Cheers, > Willy >
