[tahoe-dev] tahoe backup fails on big directories

[erpo41 at gmail.com]

I'm in the same boat. When this happens, I notice that Send-Q is always
stuck at a fixed nonzero value for one or more connections between my node
and someone else's. To see the Send-Q, run netstat -ep.

Thanks,
Eric
 On Jul 1, 2012 7:51 AM, "Marco Tedaldi" <marco.tedaldi at gmail.com> wrote:

> Hello everyone
>
> While using tahoe backup to make a backup of my digital pictures I came
> across a strange behavior.
>
> I'm using tahoe 1.8.3
>
> When trying to upload directories with subdirectories and a lot of files
> in them, thaoe fails with happiness errors.
>
> It tells me something like: Want to upload to 12 server so data can be
> recovered from 7 servers but could only upload to 11 servers.
>
> This despite the fact that there are 18 server up and accepting shares.
> Restarting the job sometimes helped.
> Starting another job always worked
> Restarting my local tahoe node always helped
>
> So I get the impression that tahoe initially selects a set of "total
> servers" from all the servers when "tahoe backup" is started. But than it
> seems to stick with these servers. If some of these selected servers fail
> to accept shares, tahoe does not seem to select other servers instead
> (except if tahoe node is restarted)
>
> If total server is way higher than happy, the problem does not occur that
> often.
> If total = happy the problem occurs very often!
>
>
> I have been able to work around that problem by setting total servers a
> bit higher than happy and uploading data in smaller chunks (so a directory
> does not take more than a day or two to finish).
>
>
> Is this like tahoe works?
> Is it a bug?
>
> best regards
>
> Marco
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