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Message ID: 3259
Entry time: 03 Aug 2026
In reply to: 3243
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| Author: |
Mark Grimes |
| Topic: |
Suggestion |
| Subject: |
Multithreaded PySequencer |
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> > I was wondering if one can use multiple pysequencers at the same time and if not
> > if this feature is planned in the future? Our experiment (mu3e) has one frontend
> > per detector and each sequencer would only access a subset of ODB entries.
>
> I believe sequencer design supports this, same as mlogger supports multiple output
> files and mhttpd supports multiple listener ports.
>
> But how to do this with pysequencer, I am not sure. Simplest is to wait a few more
> weeks for Ben to return from vacation.
>
> K.O.
I looked into this, and it has been possible for at least a year. Just start the sequencer with `-c MyUniqueName` and
then all of the state etc. can be controlled from the ODB location `/PySequencerMyUniqueName/`.
And obviously use different names for each instance. |