 26 Nov 2024, Nick Hastings, Bug Report, TMFE::Sleep() errors
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Hello,
I've noticed that SC FEs that use the TMFE class with midas-2022-05-c often report errors when calling TMFE:Sleep().
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 01 Oct 2025, Nick Hastings, Forum, struct size mismatch of alarms
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> So I started our DAQ with an updated midas, after ca. 6 months+.
Would be worthwhile mentioning the git commit hash or tag you are using.
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01 Oct 2025, Nick Hastings, Forum, struct size mismatch of alarms
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Just to be clear, it seems that your "EPICS Frontend" was either not recompiled against the new midas yet or the old binary is being run, but "SC Frontend"
is using the new midas.
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19 Nov 2025, Nick Hastings, Forum, Control external process from inside MIDAS
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Hi,
what you describe is exactly how I normally run mhttpd, mlogger, mserver and some other
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20 Nov 2025, Nick Hastings, Forum, Control external process from inside MIDAS
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Hi,
> Nick. Regarding the messages: Zaher showed me that it is possible to simply place
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20 Nov 2025, Nick Hastings, Info, switch midas to c++17
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> I notice the cmake does not actually pass "-std=c++17" to the c++ compiler, and on U-20, it is likely
> the default c++14 is used. cmake always does the wrong thing and this will need to be fixed later.
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15 Feb 2017, NguyenMinhTruong, Bug Report, increase event buffer size
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Dear all,
I have problem in event buffer size.
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15 Feb 2017, NguyenMinhTruong, Bug Report, increase event buffer size
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Dear all,
I have problem in event buffer size.
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19 Feb 2017, NguyenMinhTruong, Bug Report, increase event buffer size
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I am sorry for my late reply memory in my PC is 16 GB I check the contents of .SHM_TYPE.TXT and it is "POSIXv2_SHM". But there is no buffer
sizes in "/Experiment" After run "ipcrm -M 0x4d040761 size0x204a3c", remove .SYSTEM.SHM and run MIDAS again, I still get error "Shared
memory segment with key 0x4d040761 already exists, please remove it manually: ipcrm -M 0x4d040761 size0x204a3c" M.T |
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20 Feb 2017, NguyenMinhTruong, Bug Report, increase event buffer size
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I am sorry for my late reply
memory in my PC is 16 GB
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04 Jan 2013, Nabin Poudyal, Suggestion, how to start using midas
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Please, tell me how to choose a value of a "key" like DCM, pulser period,
presamples, upper thresholds to run a experiment? where can I find the related
informations? |
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29 Apr 2024, Musaab Al-Bakry, Forum, Midas Sequencer with less than 1 second wait
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Hello there,
I am working on a task that involves some ODB changes that happen within 20-500
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05 May 2024, Musaab Al-Bakry, Forum, Midas Sequencer with less than 1 second wait
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> > Ok, I implemented the float second wait function. Internally it works in ms, so the maximum resolution is 0.001 s.
> >
> > Best,
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07 May 2024, Musaab Al-Bakry, Forum, Midas Sequencer with less than 1 second wait
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> Actually I realized that a 1ms wait still works, so I reduced it to that.
>
> Stefan
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12 Dec 2011, Michael Murray, Bug Report, bk_delete uses memcpy instead of memmove
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In midas.c, the bk_delete function removes a bank by decrementing the total
event size and then copying the remaining banks into the location of the first
using memcpy from string.h.
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09 Jun 2015, Michael McEvoy, Forum, Midas-MSCB SCS2000 integration
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I am using the MSCB SCS2000 to monitor slow control variables (temperatures, voltages, etc). I am trying to
get it set up at fermilab as a test stand in the MC1 building and was wondering if anyone has integrated
Midas with a MSCB SCS2000 before. We have two systems at fermilab, one system that is currently running
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10 Aug 2020, Mathieu Guigue, Info, MidasConfig.cmake usage
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As the Midas software is installed using CMake, it can be easily integrated into
other CMake projects using the MidasConfig.cmake file produced during the Midas
installation.
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12 May 2021, Mathieu Guigue, Bug Report, mhttpd WebServer ODBTree initialization
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Hi,
Using midas version 12-2020, I am trying to run mhttpd from within a docker container using docker-compose.
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13 May 2021, Mathieu Guigue, Bug Report, mhttpd WebServer ODBTree initialization
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> > It looks like mhttpd managed to bind to the IPv4 address (localhost), but not the IPv6 address (::1). If you don't need it, try setting "/Webserver/Enable
IPv6" to false.
>
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24 May 2021, Mathieu Guigue, Bug Report, Bug "is of type"
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Hi,
I am running a simple FE executable that is supposed to define a PRAW DWORD bank.
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