Certain repositories fail to sync, failing with pulp nectar.downloader errors due to proxy connection on Red Hat Satellite.

Solution Verified - Updated -


  • All repositories sync to the Red Hat Content Delivery Network (CDN) as expected through the environment proxy except for single repositories. Attempts to sync these repositories fail with the below error seen in /var/log/messages (where 123.456.789.111 is the IP of the proxy in the environment):

    pulp: nectar.downloaders.threaded:ERROR: Skipping requests to cdn.redhat.com due to repeated connection failures: 
    port=443): Max retries exceeded with url: /content/dist/rhel/server/6/6Server/x86_64/sat-tools/6.2/os/repodata/repomd.xml 
    (Caused by 
    ConnectTimeoutError(<requests.packages.urllib3.connection.VerifiedHTTPSConnection object at 0x2ddccd0>, u'Connection to 
    123.456.789.111 timed out. 


  • Red Hat Satellite 6
  • An environment configured such that Satellite 6 syncs to Red Hat CDN through a proxy.

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