[Swift-devel] misassignment of jobs

Mihael Hategan hategan at mcs.anl.gov
Sun Nov 21 19:31:18 CST 2010


On Sun, 2010-11-21 at 17:10 -0600, Michael Wilde wrote:
> Mihael,
> 
> If you're in fixin' mode,

I've been in fixin' mode for the past two months :)

>  I'll spend some time now trying to reproduce the 3 coaster problems that are high on my "needed for users" list:
> 
> 1. Swift hangs/fails talking to persistent server if it sites idle for
> a few minutes, even with large timeout values (which were possibly not
> set correctly or fully).
> 
> 2. With normal coaster mode, if workers start toiming out for lack of work, the Swift run dies.

That one is addressed by removing the worker timeout. As I mentioned in
a previous email, that timeout is a artifact of an older worker
management scheme.

> 
> 3. Errors in provider staging at high volume.
> 
> If you already have test cases for these issues, let me know, and I'll
> focus on the missing ones. But Im assuming for now you need all three.

I have test cases for 1 and 3. I couldn't reproduce the problems so far.

Mihael





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