title: "Caught SIGWINCH, shutting down gracefully" error in Openshift
body: <p>I'm running Laravel in openshift server (Lamp stack) . My server was offline for past two days. Then, I looked into the error log, It says <code>caught SIGWINCH, shutting down gracefully</code>. But, It didn't give me more details. How to find the reason for the shutdown. I have attached the error log with this question. </p>
  
  <pre><code>- - - [13/Dec/2014:12:06:34 -0500] "OPTIONS * HTTP/1.0" 200 - "-" "Apache/2.2.15 (Red Hat) (internal dummy connection)"
  - - - [13/Dec/2014:12:06:34 -0500] "OPTIONS * HTTP/1.0" 200 - "-" "Apache/2.2.15 (Red Hat) (internal dummy connection)"
  [Sat Dec 13 12:06:34 2014] [notice] caught SIGWINCH, shutting down gracefully
  [Mon Dec 15 01:15:31 2014] [notice] SELinux policy enabled; httpd running as context 
  
  unconfined_u:system_r:openshift_t:s0:c6,c126
  [Mon Dec 15 01:15:31 2014] [notice] Digest: generating secret for digest authentication ...
  [Mon Dec 15 01:15:31 2014] [notice] Digest: done
  [Mon Dec 15 01:15:31 2014] [notice] Apache/2.2.15 (Unix) configured -- resuming normal operations
  - - - [15/Dec/2014:01:15:32 -0500] "GET / HTTP/1.0" 302 268 "-" "-"
  - - - [15/Dec/2014:01:15:38 -0500] "GET / HTTP/1.0" 302 268 "-" "-"
  - - - [15/Dec/2014:01:15:41 -0500] "GET / HTTP/1.0" 302 268 "-" "-"
  - - - [15/Dec/2014:01:15:44 -0500] "GET / HTTP/1.0" 302 268 "-" "-"
  - - - [15/Dec/2014:01:15:47 -0500] "GET / HTTP/1.0" 302 268 "-" "-"
  - - - [15/Dec/2014:01:15:49 -0500] "GET / HTTP/1.0" 302 268 "-" "-"
  - - - [15/Dec/2014:01:15:52 -0500] "GET / HTTP/1.0" 302 268 "-" "-"
  - - - [15/Dec/2014:01:15:55 -0500] "GET / HTTP/1.0" 302 268 "-" "-"
  - - - [15/Dec/2014:01:15:58 -0500] "GET / HTTP/1.0" 302 268 "-" "-"
  - - - [15/Dec/2014:01:16:04 -0500] "GET / HTTP/1.0" 302 268 "-" "-"
  - - - [15/Dec/2014:01:16:07 -0500] "GET / HTTP/1.0" 302 268 "-" "-"
  - - - [15/Dec/2014:01:16:10 -0500] "GET / HTTP/1.0" 302 268 "-" "-"
  - - - [15/Dec/2014:01:16:14 -0500] "GET / HTTP/1.0" 302 268 "-" "-"
  (98)Address already in use: make_sock: could not bind to address 127.12.49.129:8080
  no listening sockets available, shutting down
  Unable to open logs
  </code></pre>
  
  <p>Can anyone please help in finding the reason for the error ?</p>
  
  <p>Thanks in advance.</p>