[Varnish] #1119: Varnish 3.0.2 freezed, Pushing vcls failed:#012CLI communication error (hdr)

Varnish varnish-bugs at varnish-cache.org
Mon May 21 18:41:31 CEST 2012

#1119: Varnish 3.0.2 freezed, Pushing vcls failed:#012CLI communication error
  Reporter:  campisano   |        Type:  defect                                                          
    Status:  closed      |    Priority:  normal                                                          
 Milestone:              |   Component:  build                                                           
   Version:  3.0.2       |    Severity:  blocker                                                         
Resolution:  worksforme  |    Keywords:  child died pushing vcls failed #012CLI communication error (hdr)

Comment(by campisano):

 Some links:

 the default value is 10s

 someone used this parameter to resolve issues that may be similars:

 - https://www.varnish-
   If your varnish is heavily loaded, it might not answer the management
 thread in a timely
   fashion, which in turn will kill it off. To avoid that, set cli_timeout
 to 20 seconds or more.

 - http://tech.sybreon.com/2010/06/17/vanishing-varnish/

 - http://www.gossamer-threads.com/lists/varnish/misc/15191
   After switching to malloc and increasing the cli_timeout, Varnish does
   stay up for longer periods of time, but it's still dying at least once a

Ticket URL: <https://www.varnish-cache.org/trac/ticket/1119#comment:9>
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