On Thu, Jun 9, 2016 at 12:43 PM, Carl Wilhelm Soderstrom
<chrome AT real-time DOT com> wrote:
> I have seen it happen on a couple of occasions where a Windows machine
> (backed up via Cygwin rsyncd, not the minimal rsyncd off the SF page) will
> suddenly stop working for incremental backups. Full backups will continue to
> work, but incrementals will start failing with a PIPE error. For example,
> here's a run where I was trying to debug with
> '/usr/share/backuppc/bin/BackupPC_dump -i -v host.example.com':
>
>   create d 770 544/1049089           0 Program Files (x86)/Common
> Files/Adobe/AAMUpdaterInventory/1.0/AdobeIDCC2015AppLangen_US-11.0
>   create d 770 544/1049089           0 Program Files (x86)/Common
> Files/Adobe/AAMUpdaterInventory/1.0/AdobeIDCC2015AppLangen_US-11.0/11.2.0.100
> Done: 0 files, 0 bytes
> Got fatal error during xfer (aborted by signal=PIPE)
> Backup aborted by user signal
> dump failed: aborted by signal=PIPE

Sometimes this is caused by a nat router or stateful firewall
(possibly even host firewall software) timing out and breaking a
connection due to too much idle time in the traffic.  If you are
running over ssh you can usually fix it by enabling keepalives - not
sure about the standalone rsyncd options.

-- 
    Les Mikesell
      lesmikesell AT gmail DOT com

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