php-cgi frozen with sbwait when SMP enable
Ken Chen
ken73.chen at gmail.com
Fri Nov 7 06:46:00 PST 2008
Hi Jeremy,
A health FastCGI process have a lifetime, so the PIDs of all php-cgi
processes should in a short range.
There are some 'php-cgi' fall in 'sbwait' state, and stay there forever. The
frozen 'php-cgi' can't accept new request, so never retire.
Please forgive my poor English.
2008/11/7 Jeremy Chadwick <koitsu at freebsd.org>
> On Fri, Nov 07, 2008 at 07:29:37PM +0800, Ken Chen wrote:
> > Hello,
> >
> > I have 4 web servers with lighttpd to serve one web site with DNS load
> > sharing. On the 2 SMP-enable web servers, there will be many php-cgi
> frozen
> > in 'sbwait' state every day. It means the php-cgi stay in 'sbwait' state,
> > and never be back to 'accept' or other state. If I restart them, there
> will
> > be frozen php-cgi appear some hours later.
> >
> > There is no problem on the other single CPU web servers which running
> same
> > php scripts and same configuration and version of PHP.
> >
> > Why and any solution?
>
> I'm not understanding what the problem is (and I've seen the output you
> provided later in the thread). Are you stating the problem is that you
> see many php-cgi processes? Or are you worried they're not doing
> anything? Does the website function, lock up, or anything like that?
> If not, what's the issue? :-)
>
> --
> | Jeremy Chadwick jdc at parodius.com |
> | Parodius Networking http://www.parodius.com/ |
> | UNIX Systems Administrator Mountain View, CA, USA |
> | Making life hard for others since 1977. PGP: 4BD6C0CB |
>
>
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