[Buildbot] #3183: fix network "spottiness" on new infra

[Buildbot trac]

#3183: fix network "spottiness" on new infra
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Reporter:  dustin    |       Owner:  verm
    Type:  defect    |      Status:  reopened
Priority:  critical  |   Milestone:  sys - other
 Version:            |  Resolution:
Keywords:            |
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Changes (by dustin):

 * status:  closed => reopened
 * resolution:  fixed =>


Comment:

 Still (5h after the last comment) getting errors.

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Ticket URL: <http://trac.buildbot.net/ticket/3183#comment:44>
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