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Date:	Sun, 21 Apr 2013 20:01:52 -0400
Message-ID:	<CAA2KLbatpgMtV9myQmfOLtjypEuTz-B9ZQu+GYhf5mX+gM=hWg@mail.gmail.com>
Subject:	Re: rsync: writefd_unbuffered failed (when writing to micro SD cards)
From:	Christopher de Vidal <cbdevidal DOT jk1 AT gmail DOT com>
To:	cygwin AT cygwin DOT com

Just got a brand new micro SD card and it's also throwing the error.
Any ideas? How can I troubleshoot this more deeply?

Christopher de Vidal
(You're a good person? If you can prove it, take the money. This is a
legitimate offer. TenThousandDollarOffer.com)


On Wed, Apr 10, 2013 at 3:59 AM, Christopher de Vidal
<cbdevidal DOT jk1 AT gmail DOT com> wrote:
> Update: Sometimes it dies randomly and sometimes it dies on a specific
> file. If I copy the file manually, it works. The file shows no signs
> of corruption on the micro SD card. Also, the micro SD card has a
> FAT32 filesystem.
>
> Christopher de Vidal
>
>
> On Sat, Apr 6, 2013 at 7:20 PM, Christopher de Vidal
> <cbdevidal DOT jk1 AT gmail DOT com> wrote:
>> I'm using rsync 3.0.9-1 to copy several directories to 32GB micro SD
>> cards in both WinXP and Win7.  I randomly get this error message;
>> Please help me to debug it:
>> rsync: writefd_unbuffered failed to write 127 bytes to socket
>> [generator]: Broken pipe (32)
>>
>> I've got rsync on an infinite while loop so it keeps retrying, and it
>> copies a little more each time, dying at different places each time.
>>
>> It has happened on all of my SD cards and with multiple SD card
>> readers/phones/tablets, copying from two different computers. The only
>> constant is the hard drive (moved from one computer to the other) but
>> it's not exhibiting other symptoms of early failure. The directories
>> are various sizes but one of the directories is only 231MB with 417
>> files/7 folders. The smallest file is only a few bytes and the largest
>> file is 109MB.
>>
>> Here's the command which syncs the 231MB directory:
>> rsync --modify-window=10 --recursive --times --verbose --delete
>> --timeout=10 --human-readable --progress --omit-dir-times
>> --no-compress --inplace --partial --bwlimit=1000
>> "Appropriate_technology" "/cygdrive/f/C"
>>
>> I added --no-compress --inplace --partial --bwlimit=1000 after
>> searching Google. No good.
>>
>> I have multiple commands like these for multiple directories. When I
>> put just this command in a loop by itself, it works, but when I put
>> multiple commands, one of them will randomly generate that error
>> message.
>>
>> My .bashrc and .bash_profile are untouched from the install, as are
>> /etc/bash.bashrc and /etc/profile, etc. I'm certain I haven't tweaked
>> my environment. Just a typical install.
>>
>> Ran checkdisk on the drive before attempting again.
>>
>> Cygwin setup version 2.774
>> Bash version 4.1.10-4
>> base-cygwin 3.1-1
>> cygwin 1.7.17-1
>> cygwin1.dll version 1.7.17
>> Windows 7 64-bit Service Pack 1
>> Intel E2200 2.20GHz Dual Core CPU
>> 4GB RAM
>> Not swapping or maxed CPU or anything.
>>
>> Christopher de Vidal

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