 19 Mar 2024, Konstantin Olchanski, Bug Report, Midas (manalyzer) + ROOT 6.31/01 - compilation error
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ok, thank you for your information. I cannot reproduce this problem, I use vanilla Ubuntu
LTS 22, ROOT binary kit root_v6.30.02.Linux-ubuntu22.04-x86_64-gcc11.4 from root.cern.ch
and latest midas from git.
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19 Mar 2024, Konstantin Olchanski, Bug Report, Midas (manalyzer) + ROOT 6.31/01 - compilation error
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> ok, thank you for your information. I cannot reproduce this problem, I use vanilla Ubuntu
> LTS 22, ROOT binary kit root_v6.30.02.Linux-ubuntu22.04-x86_64-gcc11.4 from root.cern.ch
> and latest midas from git.
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 01 Apr 2024, Konstantin Olchanski, Info, xz-utils bomb out, compression benchmarks
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you may have heard the news of a major problem with the xz-utils project, authors of the popular "xz" file compression,
https://nvd.nist.gov/vuln/detail/CVE-2024-3094
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02 Apr 2024, Konstantin Olchanski, Info, Sequencer editor
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> Stefan and I have been working on improving the sequencer editor ...
Looks grand! Congratulations with getting it completed. The previous version was
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02 Apr 2024, Konstantin Olchanski, Bug Report, Midas (manalyzer) + ROOT 6.31/01 - compilation error
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> I found solution for my trouble. With MIDAS and ROOT everything is OK,
> the trobule was with my Ubuntu enviroment.
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04 Apr 2024, Konstantin Olchanski, Info, MIDAS RPC data format
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I am not sure I have seen this documented before. MIDAS RPC data format.
1) RPC request (from client to mserver), in rpc_call_encode()
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15 Apr 2024, Konstantin Olchanski, Bug Report, open MIDAS RPC ports
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we had a bit of trouble with open network ports recently and I now think security of MIDAS RPC
ports needs to be tightened.
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24 Apr 2024, Konstantin Olchanski, Info, MIDAS RPC data format
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> 4.5) TID_IN32|RPC_VARARRAY does not work, corrupts following parameters. MIDAS only uses TID_ARRAY|RPC_VARARRAY
fixed in commit 0f5436d901a1dfaf6da2b94e2d87f870e3611cf1, TID_ARRAY|RPC_VARARRAY was okey (i.e. db_get_value()), bug happened only if rpc_tid_size()
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24 Apr 2024, Konstantin Olchanski, Info, MIDAS RPC add support for std::string and std::vector<char>
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I now fully understand the MIDAS RPC code, had to add some debugging printfs,
write some test code (odbedit test_rpc), catch and fix a few bugs.
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14 May 2024, Konstantin Olchanski, Info, ROOT v6.30.6 requires libtbb-dev
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root_v6.30.06.Linux-ubuntu22.04-x86_64-gcc11.4 the libtbb-dev package.
This is a new requirement and it is not listed in the ROOT dependancies page (I left a note on the ROOT forum, hopefully it will be
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16 May 2024, Konstantin Olchanski, Bug Report, midas alarm borked condition evaluation
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I am updating the TRIUMF IRIS experiment to the latest version of MIDAS. I see following error messages in midas.log:
19:06:16.806 2024/05/16 [mhttpd,ERROR] [odb.cxx:6967:db_get_data_index,ERROR] index (29) exceeds array length (20) for key
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17 May 2024, Konstantin Olchanski, Bug Report, midas alarm borked condition evaluation
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> This is a common problem I also encountered in the past. You get a low-level ODB access error (could also be a read of a non-existing key) and you
> have no idea where this comes from. Could be the alarm system, a mhttpd web page, even some user code in a front-end over which the midas library
> has no control.
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17 May 2024, Konstantin Olchanski, Bug Report, odbedit load into the wrong place
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Trying to restore IRIS ODB was a nasty surprise, old save files are in .odb format and odbedit "load xxx.odb"
does an unexpected thing.
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17 May 2024, Konstantin Olchanski, Bug Report, midas alarm borked condition evaluation
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>
> And I think I know what caused the original problem in IRIS experiment, I think the list of EPICS variables got truncated from 30 to 20 and EPICS
> values 29 and 30 used in the alarm conditions have become lost.
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14 Feb 2020, Konrad Briggl, Forum, Writting Midas Events via FPGAs
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Hello Stefan,
is there a difference for the later data processing (after writing the ring buffer blocks)
if we write single events or multiple in one rb_get_wp - memcopy - rb_increment_wp cycle?
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02 Mar 2007, Kevin Lynch, Forum, event builder scalability
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> Hi there:
> I have a question if there's anybody out there running MIDAS with event builder
> that assembles events from more that just a few front ends (say on the order of
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15 Dec 2016, Kevin Giovanetti, Bug Report, midas.h error
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creating a frontend on MAC Sierra OSX 10
include the midas.h file and when compiling with XCode I get an error based on
this entry in the midas.h include
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30 Oct 2018, Joseph McKenna, Bug Report, Side panel auto-expands when history page updates
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One can collapse the side panel when looking at history pages with the button in
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31 Oct 2018, Joseph McKenna, Bug Report, Side panel auto-expands when history page updates
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> >
> >
> > One can collapse the side panel when looking at history pages with the button in
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14 Oct 2019, Joseph McKenna, Forum, tmfe.cxx - Future frontend design
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Hi,
I have been looking at the 2019 workshop slides, I am interested in the C++ future of MIDAS.
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