 24 Aug 2020, Konstantin Olchanski, Release, midas-2020-12
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midas-2020-12-a is here.
new features and notable updates since midas-2020-03: |
 08 Sep 2020, Konstantin Olchanski, Forum, json parser error
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> I am getting the following error alert in a custom page whenever a run starts
> json parser exception: SyntaxError: Unexpected token < in JSON at position 985, batch request: method: "db_get_values", params: [object Object], id:
1598691925697 method: "get_alarms", params: null, id: 1598691925697 method: "cm_msg_retrieve", params: [object Object], id: 1598691925697 method: "cm_msg_retrieve", |
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08 Sep 2020, Konstantin Olchanski, Forum, Transition status message
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> > The information you want is in the ODB:
> > * "/System/Transition/status" is the overall integer status code.
> > * "/System/Transition/error" is the overall error message string.
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22 Sep 2020, Konstantin Olchanski, Forum, INT INT32 in experim.h
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> For my analyzer I generate the experim.h file from the odb.
>
> Before midas commit 13c3b2b this generates structs with INT data types. compiles fine with my analysis code (using the old mana.cpp)
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06 Oct 2020, Konstantin Olchanski, Forum, using python client to start and stop run
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> The ODB variable "/Runinfo/State" is a symptom of starting/stopping a run, rather than the cause.
>
> In C++, one uses `cm_transition()` to start/stop runs.
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13 Oct 2020, Konstantin Olchanski, Info, About remote control of front end part of MIDAS on chip
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> My name is Soichiro Kuribayashi and I am a Ph.D. student at Kyoto University.
> I'm a T2K collaborator and working for Super FGD which is new detector in ND280.
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27 Nov 2020, Konstantin Olchanski, Suggestion, ODBSET wildcards with array keys in Sequencer files
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> The following all fail with "Cannot find ODB key "<key>""
>
> ODBSET "/Detectors/Det*/Settings/Charge/Bias (V)[*]" 0
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27 Nov 2020, Konstantin Olchanski, Forum, Invalid name "Analyzer/Tests"
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> I've recently took the analyzer template from $MIDASSYS/examples/experiment and
> modified it to be able to use Roody on a very simple frontend setup.
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27 Nov 2020, Konstantin Olchanski, Forum, History plot consuming too much memory
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>
> Tested with midas-2020-08-a up until the HEAD of develop
>
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27 Nov 2020, Konstantin Olchanski, Forum, History plot consuming too much memory
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>
> With the current code, we are limited to loading history data up to 50% of
> the javascript memory limit.
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27 Nov 2020, Konstantin Olchanski, Forum, History plot consuming too much memory
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>
> Are you sure that the delay comes from the browser or actually from mhttpd
> digging through GBytes of history data?
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27 Nov 2020, Konstantin Olchanski, Forum, History plot consuming too much memory
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>
> Taking this down a tangent, I have a mild concern that a user could temporarily
> flood our gigabit network if we do have faster disks to read the history data.
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27 Nov 2020, Konstantin Olchanski, Info, Equipment "common" settings in ODB
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> Today I addressed a topic which bugged me since long time.
Right. No easy subject. For me, too, this has been a problem in MIDAS for a long time.
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27 Nov 2020, Konstantin Olchanski, Forum, Building an experiment using CAEN VME interface - unknown type name 'VARIANT_BOOL'
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>
> The header file used to defined the CAEN types (CAENVMEtypes.h) defines 'CAEN_BOOL' like this:
>
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27 Nov 2020, Konstantin Olchanski, Suggestion, cmake build fixes
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Hi, Alexandr, thank you for making improvements to MIDAS. I have some question
about your suggestions:
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27 Nov 2020, Konstantin Olchanski, Forum, Invalid name "Analyzer/Tests"
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https://bitbucket.org/tmidas/midas/issues/298/invalid-odb-names-in-example-midas
K.O. |
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27 Nov 2020, Konstantin Olchanski, Info, Equipment "common" settings in ODB
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Yes, I think this will work.
For old mfe.c frontends, global variable set to "do it the new way" should be okey,
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30 Nov 2020, Konstantin Olchanski, Info, Equipment "common" settings in ODB
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> One more change:
>
> After using the new code for some hours, we realized that the "enabled" flag should not come from the frontend code,
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30 Nov 2020, Konstantin Olchanski, Suggestion, ODBSET wildcards with array keys in Sequencer files
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> I totally agree that we should have a consistent formatting for array index expansion.
> I had a look to the mjsonrpc code and I found the function parse_array_index_list(...) which does this job.
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30 Nov 2020, Konstantin Olchanski, Suggestion, ODBSET wildcards with array keys in Sequencer files
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>
> we are considering to make the range selection uniform among json, sequencer and
> odbedit "set" command. Having multiple ranges like [1,4-5] will be quite some work, so
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