[IPython-User] Fault tolerance?

MinRK benjaminrk@gmail....
Thu Jan 26 12:52:39 CST 2012


On Thu, Jan 26, 2012 at 06:47,  <darren@ontrenet.com> wrote:
> Hi,
>  Is there any support in ipython for fault-tolerance? Let's say an engine
> on a server has received a task, but that server explodes and never
> returns. Will that task be replayed elsewhere? How is this handled?

Yes - there is a `retries` flag / view attribute, which determines how
many times tasks will be resubmitted after failures:

with lbview.temp_flags(retries=2):
    lbview.apply_async(f,*args)

Or just:

lbview.retries = 2

to apply it to all subsequent tasks.

-MinRK

>
> thanks!
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