[Varnish] #1151: Varnish to Apache sometimes return error 503

[Varnish]

#1151: Varnish to Apache sometimes return error 503
-----------------------------------+----------------------------------------
 Reporter:  rj@…                   |        Type:  defect
   Status:  new                    |    Priority:  high  
Milestone:                         |   Component:  build 
  Version:  3.0.2                  |    Severity:  major 
 Keywords:  503 http error apache  |  
-----------------------------------+----------------------------------------

Comment(by rj@…):

 I have just run varnishadm debug.health


 {{{

 Backend radon is Healthy
 Current states  good:  5 threshold:  2 window:  5
 Average responsetime of good probes: 0.002560
 Oldest                                                    Newest
 ================================================================
 4444444444444444444444444444444444444444444444444444444444444444 Good IPv4
 XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX Good Xmit
 RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR Good Recv
 HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH Happy
 Backend xenon is Healthy
 Current states  good:  5 threshold:  2 window:  5
 Average responsetime of good probes: 0.002760
 Oldest                                                    Newest
 ================================================================
 4444444444444444444444444444444444444444444444444444444444444444 Good IPv4
 XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX Good Xmit
 RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR Good Recv
 HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH Happy
 Backend iridium is Healthy
 Current states  good:  5 threshold:  2 window:  5
 Average responsetime of good probes: 0.000849
 Oldest                                                    Newest
 ================================================================
 4444444444444444444444444444444444444444444444444444444444444444 Good IPv4
 XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX Good Xmit
 RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR Good Recv
 HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH Happy
 Backend aurum is Healthy
 Current states  good:  5 threshold:  2 window:  5
 Average responsetime of good probes: 0.002100
 Oldest                                                    Newest
 ================================================================
 4444444444444444444444444444444444444444444444444444444444444444 Good IPv4
 XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX Good Xmit
 RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR Good Recv
 HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH Happy


 }}}

-- 
Ticket URL: <https://www.varnish-cache.org/trac/ticket/1151#comment:1>
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