 28 May 2021, Stefan Ritt, Bug Report, History plots deceiving users into thinking data is still logging
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This is a known problem and I'm working on. See the discussion at:
https://bitbucket.org/tmidas/midas/issues/305/log_history_periodic-doesnt-account-for
Stefan |
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02 Jun 2021, Konstantin Olchanski, Bug Report, History plots deceiving users into thinking data is still logging
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https://bitbucket.org/tmidas/midas/issues/305/log_history_periodic-doesnt-account-for
this problem is a blocker for the next midas release.
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10 Feb 2022, Stefan Ritt, Bug Report, History plots deceiving users into thinking data is still logging
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The problem has been fixed on commit 825935dc on Oct. 2021 and runs fine since then at PSI. If TRIUMF people
agree, we can close that issue and proceed.
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 28 Aug 2019, Nick Hastings, Forum, History plot problems for frontend with multiple indicies 
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Hello experts,
I have been writing a SC frontend for a powersupply. I have used the model
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28 Aug 2019, Stefan Ritt, Forum, History plot problems for frontend with multiple indicies
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My first question would be why are you using several font-ends at all? That makes things more
complicated than needed. In the normal FE framework, you can define either several equipment
served by one frontend, or even one equipment linked to several devices. In the MEG experiment
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28 Aug 2019, Nick Hastings, Forum, History plot problems for frontend with multiple indicies
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Hi Stefan,
thanks for you quick reply.
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28 Aug 2019, lcp, Forum, History plot problems for frontend with multiple indicies
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hi,
> > That makes things more
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29 Aug 2019, Ben Smith, Forum, History plot problems for frontend with multiple indicies
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Hi Nick,
I confirm that this issue appears when using the MIDAS history driver. The issue does not appear when using the MYSQL history driver.
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29 Aug 2019, Nick Hastings, Forum, History plot problems for frontend with multiple indicies
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Hi LCP,
thanks for the suggestion and link. Unfortunatly I don't think this explains it. |
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29 Aug 2019, Nick Hastings, Forum, History plot problems for frontend with multiple indicies
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Hi Ben,
thanks for your reply. I can confirm that your suggested workaround does indeed |
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01 Sep 2019, Nick Hastings, Forum, History plot problems for frontend with multiple indicies
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Hi Ben,
thanks for your reply. I can confirm that your suggested workaround does indeed
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16 Sep 2019, Konstantin Olchanski, Forum, History plot problems for frontend with multiple indicies
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> My first question would be why are you using several font-ends at all? That makes things more
> complicated than needed. In the normal FE framework, you can define either several equipment
> served by one frontend, or even one equipment linked to several devices.
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16 Sep 2019, Konstantin Olchanski, Forum, History plot problems for frontend with multiple indicies
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> it's probably better to run a multi-threaded setup, than individual frontends.
I recommend against using multiple threads if at all possible and unless absolutely required.
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16 Sep 2019, Konstantin Olchanski, Forum, History plot problems for frontend with multiple indicies
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> thanks for your reply. I can confirm that your suggested workaround does indeed
> make the problem dissapear.
> I guess this issue hasn't been seen at T2K since we use MYSQL for the history.
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16 Sep 2019, Nick Hastings, Forum, History plot problems for frontend with multiple indicies
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Hi Konstantin,
thanks for your reply.
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17 Sep 2019, Konstantin Olchanski, Forum, History plot problems for frontend with multiple indicies
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> [local:e666:S]History>ls -l /History/Events
> Key name Type #Val Size Last Opn Mode Value
> ---------------------------------------------------------------------------
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18 Sep 2019, Nick Hastings, Forum, History plot problems for frontend with multiple indicies
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> > [local:e666:S]History>ls -l /History/Events
> > Key name Type #Val Size Last Opn Mode Value
> > --------------------------------------------------------------------------- |
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18 Sep 2019, Nick Hastings, Forum, History plot problems for frontend with multiple indicies
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Hi Konstantin,
> > [local:e666:S]History>ls -l /History/Events
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27 Sep 2019, Konstantin Olchanski, Forum, History plot problems for frontend with multiple indicies
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We should fix this for midas-2019-10.
https://bitbucket.org/tmidas/midas/issues/193/confusion-in-history-event-ids
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24 Aug 2020, Konstantin Olchanski, Forum, History plot problems for frontend with multiple indicies
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This turned out to be a tricky problem. I am adding a warning about it in mlogger. This should go into midas-
2020-07. Closing bug #193. K.O.
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