[IPython-User] Notebook: console is not defined
Wed Feb 1 15:05:50 CST 2012
On Wed, Feb 1, 2012 at 12:36, Fernando Perez <email@example.com> wrote:
> On Wed, Feb 1, 2012 at 5:33 AM, klo uo <firstname.lastname@example.org> wrote:
> > My problem is old PC - 2GB, 3GHz P4 (which I can't upgrade soon) and
> > when I run notebook with pylab I get famous "heartbeat stopped -
> > kernel died" or similar message on startup (usually) and I looked for
> > other way to use this feature.
> It is possible to simply raise the heartbeat timeout with:
> ipython notebook --MappingKernelManager.time_to_dead=10
> which will make it 10 seconds. Once you find the smallest value that
> works reliably for you, you can put this permanently in your
> configuration file.
Yes, and if you are using master, the more relevant value to set is
MappingKernelManager.first_beat. I get along fine with a time_to_dead =
0.1, as long as the first beat is long enough to wait for process startup.
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