zero size buf in output !!

[Roman Arutyunyan]

Will this error appear if you try this request again?

On 17 Sep 2014, at 16:29, shahzaib shahzaib <shahzaib.cb at gmail.com> wrote:

> Well, i again received the same error but its much improvement in time frame. If the error was occurring after each 5min, now the same error is occurring after 30~50min.
> 
> The conclusion is, nginx-1.7.4 is not 100% bug free from this issue.
> 
> 2014/09/17 17:22:48 [alert] 28559#0: *27961 zero size buf in output t:0 r:0 f:0 000000000477EE20 000000000477EE20-000000000477FE20 0000000000000000 0-0 while sending to client, client: 115.167.75.22, server: ldx.files.com, request: "GET /files/videos/2014/09/04/140984890338bc7-240.mp4 HTTP/1.1",
> 
> [root at tw data]# nginx -V
> nginx version: nginx/1.7.4
> built by gcc 4.4.7 20120313 (Red Hat 4.4.7-4) (GCC)
> configure arguments: --prefix=/etc/nginx --sbin-path=/usr/sbin/nginx --conf-path=/etc/nginx/nginx.conf --error-log-path=/var/log/nginx/error.log --http-log-path=/var/log/nginx/access.log --pid-path=/var/run/nginx.pid --lock-path=/var/run/nginx.lock --http-client-body-temp-path=/var/cache/nginx/client_temp --http-proxy-temp-path=/var/cache/nginx/proxy_temp --user=nginx --group=nginx --with-http_flv_module --with-http_mp4_module
> You have mail in /var/spool/mail/root
> 
> 
> Regards.
> Shahzaib
> 
> On Wed, Sep 17, 2014 at 4:25 PM, shahzaib shahzaib <shahzaib.cb at gmail.com> wrote:
> Hi Maxim,
> 
>       Upgraded nginx to 1.7.4 and looks like the issue is gone.
> 
> Regards.
> Shahzaib
> 
> 
> On Wed, Aug 27, 2014 at 10:16 PM, Maxim Dounin <mdounin at mdounin.ru> wrote:
> Hello!
> 
> On Wed, Aug 27, 2014 at 08:48:19PM +0500, shahzaib shahzaib wrote:
> 
> > We're facing following error on edge server with nginx-1.6.1, using
> > proxy_store on edge.
> >
> > 2014/08/27 20:35:05 [alert] 5701#0: *21244 zero size buf in output t:0 r:0
> > f:0 0000000002579840 0000000002579840-000000000257A840 0000000000000000 0-0
> > while sending to client, client: 119.160.118.123, server:
> > storage4.content.com, request: "GET
> > /files/videos/2013/06/30/137256108550d07-m.mp4 HTTP/1.1", upstream: "
> > http://82.2.37.87:80/files/videos/2013/06/30/137256108550d07-m.mp4", host: "
> > storage4.content.com"
> > 2014/08/27 20:35:28 [alert] 5687#0: *26261 zero size buf in output t:0 r:0
> > f:0 0000000004F5F2D0 0000000004F5F2D0-0000000004F602D0 0000000000000000 0-0
> > while sending to client, client: 121.52.147.68, server: storage9.content.com,
> > request: "GET /files/videos/2014/04/21/1398060531bb2e3-360.mp4 HTTP/1.1",
> > upstream: "
> > http://9.7.248.180:80/files/videos/2014/04/21/1398060531bb2e3-360.mp4",
> > host: "storage9.content.com", referrer: "
> > http://files.com/video/2618018/aashiqui-3-new-songs"
> >
> > nginx version: nginx/1.6.1
> > built by gcc 4.4.7 20120313 (Red Hat 4.4.7-4) (GCC)
> > configure arguments: --prefix=/etc/nginx --sbin-path=/usr/sbin/nginx
> > --conf-path=/etc/nginx/nginx.conf --error-log-path=/var/log/nginx/error.log
> > --http-log-path=/var/log/nginx/access.log --pid-path=/var/run/nginx.pid
> > --lock-path=/var/run/nginx.lock
> > --http-client-body-temp-path=/var/cache/nginx/client_temp
> > --http-proxy-temp-path=/var/cache/nginx/proxy_temp --user=nginx
> > --group=nginx --with-http_flv_module --with-http_mp4_module
> 
> You may want to try 1.7.4 to see if it helps (there are some
> potentially related changes in nginx 1.7.3).
> 
> If it doesn't, providing debug log may be helpful.  See
> http://wiki.nginx.org/Debugging for more hints.
> 
> --
> Maxim Dounin
> http://nginx.org/
> 
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