 11 Jul 2021, Konstantin Olchanski, Bug Report, cmake with CMAKE_INSTALL_PREFIX fails
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big thanks to Andreas S. for getting most of this figured out. I now understand
much better how cmake installs things and how it generates config files, both
find_package(midas) style and install(export) style.
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13 Jul 2021, Konstantin Olchanski, Info, MidasConfig.cmake usage
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> $MIDASSYS/drivers/class/
> $MIDASSYS/drivers/device
> $MIDASSYS/mscb/src/
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13 Jul 2021, Konstantin Olchanski, Bug Report, cmake question
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> cmake check and mate in 1 move. please help.
> -std=c++11 and -std=c++14 collision...
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14 Jul 2021, Konstantin Olchanski, Bug Report, cmake question
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> > cmake check and mate in 1 move. please help.
> > -std=c++11 and -std=c++14 collision...
>
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14 Jul 2021, Konstantin Olchanski, Bug Fix, changes in history plots
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Moving in the direction of this proposal. History plot editor is updated according to it. Remaining missing piece is the "show
raw value" buttons and code behind them.
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14 Jul 2021, Konstantin Olchanski, Bug Fix, changes in history plots
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> Moving in the direction of this proposal. Remaining missing piece is the "show
> raw value" buttons and code behind them.
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 19 Aug 2021, Konstantin Olchanski, Bug Report, select() FD_SETSIZE overrun
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I am looking at the mlogger in the ALPHA anti-hydrogen experiment at CERN. It is
mysteriously misbehaving during run start and stop.
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06 Sep 2021, Konstantin Olchanski, Forum, mhttpd crash
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> [mhttpd,ERROR] [mhttpd.cxx:18886:on_work_complete,ERROR] Should not send response to request from socket 28 to socket 26, abort!
> Can anybody hint me what is going wrong here?
> The bad thing on the crash is, that sometimes it is leading to a "chain-reaction" killing multiple midas frontends, which essentially stop the experiment.
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11 Oct 2021, Konstantin Olchanski, Forum, test
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| test, no email. K.O. |
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11 Oct 2021, Konstantin Olchanski, Forum, test
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> test, no email. K.O.
test reply, no email. K.O. |
11 Oct 2021, Konstantin Olchanski, Forum, test 
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> > test, no email. K.O.
>
> test reply, no email. K.O.
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11 Oct 2021, Konstantin Olchanski, Forum, test
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> > > test, no email. K.O.
> >
> > test reply, no email. K.O.
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11 Oct 2021, Konstantin Olchanski, Forum, midas forum updated, moved
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The midas forum software (elogd) was updated to latest version and moved from our old server
(ladd00.triumf.ca) to our new server (daq00.triumf.ca).
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26 Jan 2022, Konstantin Olchanski, Forum, .gz files
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> I adapted our analyzer to compile against the manalyzer included in the midas repo.
> TMReadEvent: error: short read 0 instead of -1193512213
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26 Jan 2022, Konstantin Olchanski, Forum, Device driver for modbus
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> Dear all, does anyone have an example of for a device driver using modbus or modbus tcp to communicate with a device and willing to share it? Thanks.
I have not seen any modbus devices recently, so all my code and examples are quite old.
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26 Jan 2022, Konstantin Olchanski, Bug Report, Writting MIDAS Events via FPGAs
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> today I did not get the data into MIDAS.
Any error messages printed by the frontend? any error message in midas.log? core dumps? crashes?
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26 Jan 2022, Konstantin Olchanski, Bug Report, some frontend kicked by cm_periodic_tasks
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> The problem is that eventually some of frontend closed with message
> :19:22:31.834 2021/12/02 [rootana,INFO] Client 'Sample Frontend38' on buffer
> 'SYSMSG' removed by cm_periodic_tasks because process pid 9789 does not exist
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26 Jan 2022, Konstantin Olchanski, Bug Report, Off-by-one in sequencer documentation
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> > 3 LOOP n,4
> > 4 MESSAGE $n,1
> > 5 ENDLOOP
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26 Jan 2022, Konstantin Olchanski, Info, MityCAMAC Login
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For those curious about CAMAC controllers, this one was built around 2014 to
replace the aging CAMAC A1/A2 controllers (parallel and serial) in the TRIUMF
cyclotron controls system (around 50 CAMAC crates). It implements the main
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26 Jan 2022, Konstantin Olchanski, Forum, Issue in data writing speed
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Francesco, when you say "writing an event is slow", do you mean it in the frontend
or in the output data file?
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