[IPython-user] Fwd: TaskClient problems
Brian Granger
ellisonbg.net@gmail....
Thu Apr 2 17:27:22 CDT 2009
Can you try to run this giving the number of engines:
ipcluster local -n 2
What you are doing should work, but maybe there is a bug.
So both of you can reproduce this? Also, can you both check to make
sure you don't have a zombie ipython process around?
Brian
On Thu, Apr 2, 2009 at 3:22 PM, Fernando Perez <fperez.net@gmail.com> wrote:
> Hey Mike,
>
> On Thu, Apr 2, 2009 at 2:54 PM, M Trumpis <mtrumpis@berkeley.edu> wrote:
>> I'll try and see on Mac OS, but I do see the same thing in Ubuntu with
>> twisted 8.1.0
>
> Weird, here's a transcript of my ipcluster session:
>
> uqbar[~]> ipcluster local
> 2009-04-02 15:19:17-0700 [-] Log opened.
> 2009-04-02 15:19:17-0700 [-] Process ['ipcontroller',
> '--logfile=/home/fperez/.ipython/log/ipcontroller'] has started with
> pid=30471
> 2009-04-02 15:19:18-0700 [-] Process ['ipengine',
> '--logfile=/home/fperez/.ipython/log/ipengine30471-'] has started with
> pid=30477
> 2009-04-02 15:19:18-0700 [-] Process ['ipengine',
> '--logfile=/home/fperez/.ipython/log/ipengine30471-'] has started with
> pid=30479
> 2009-04-02 15:19:18-0700 [-] Engines started with pids: [30477, 30479]
> ^C2009-04-02 15:20:34-0700 [-] Stopping local cluster
> 2009-04-02 15:20:34-0700 [-] Process ['ipengine',
> '--logfile=/home/fperez/.ipython/log/ipengine30471-'] has stopped with
> 0
> 2009-04-02 15:20:34-0700 [-] Process ['ipcontroller',
> '--logfile=/home/fperez/.ipython/log/ipcontroller'] has stopped with 0
> 2009-04-02 15:20:34-0700 [-] Process ['ipengine',
> '--logfile=/home/fperez/.ipython/log/ipengine30471-'] has stopped with
> 0
> 2009-04-02 15:20:34-0700 [-] Engines received signal: [0, 0]
> 2009-04-02 15:20:35-0700 [-] Main loop terminated.
> uqbar[~]>
>
>
> And all the while, I ran this code in ipython using those engines:
>
> In [1]: from IPython.kernel import client
>
> In [2]: mec = client.MultiEngineClient()
>
> In [3]: mec.get_ids()
> Out[3]: [0, 1]
>
> In [4]: mec.execute('print 1')
> Out[4]:
> <Results List>
> [0] In [1]: print 1
> [0] Out[1]: 1
>
> [1] In [1]: print 1
> [1] Out[1]: 1
>
>
> In [7]: mec.push(dict(x=1))
> Out[7]: [None, None]
>
> In [9]: mec.activate()
>
> In [10]: autopx
> Auto Parallel Enabled
> Type %autopx to disable
>
> In [11]: import numpy as np
> <Results List>
> [0] In [2]: import numpy as np
> [1] In [2]: import numpy as np
>
>
> In [12]: x=np.random.rand()
> <Results List>
> [0] In [3]: x=np.random.rand()
> [1] In [3]: x=np.random.rand()
>
>
> In [13]: autopx
> Auto Parallel Disabled
>
> In [14]: mec.pull('x')
> Out[14]: [0.75263160660663864, 0.39351421449252755]
>
> In [15]:
> uqbar[~]>
>
>
> I only edited above commands where I made typos or was using help, but
> that's an actual session on my box. Can you reproduce this?
>
> Cheers,
>
> f
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