 13 Feb 2024, Konstantin Olchanski, Forum, forbidden equipment names ?
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> equipment names are 'mu2edaq09:DTC0' and 'mu2edaq09:DTC1'
I think all names permitted for ODB keys are allowed as equipment names, any valid UTF-8,
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13 Feb 2024, Konstantin Olchanski, Bug Fix, string --> int64 conversion in the python interface ?
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> > The symptoms are consistent with a string --> int64 conversion not happening
> > where it is needed.
>
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14 Feb 2024, Konstantin Olchanski, Bug Fix, added ubuntu-22 to nightly build on bitbucket, now need python!
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> Are we running these tests as part of the nightly build on bitbucket? They would be part of
> the "make test" target. Correct python dependancies may need to be added to the bitbucket OS
> image in bitbucket-pipelines.yml. (This is a PITA to get right).
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 14 Feb 2024, Konstantin Olchanski, Info, bitbucket permissions
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I pushed some buttons in bitbucket user groups and permissions to make it happy
wrt recent changes.
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15 Feb 2024, Konstantin Olchanski, Forum, number of entries in a given ODB subdirectory ?
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> > > For ODB keys of type TID_KEY, the value num_values IS the number of subkeys.
> >
> > this logic makes sense, however it doesn't seem to be consistent with the printout of the test example
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15 Feb 2024, Konstantin Olchanski, Forum, number of entries in a given ODB subdirectory ?
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> > You are right, num_values is always 1 for TID_KEYS. The number of subkeys is stored in
> > ((KEYLIST *) ((char *)pheader + pkey->data))->num_keys
> > Maybe we should add a function to return this. But so far db_enum_key() was enough.
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08 Mar 2024, Konstantin Olchanski, Info, MIDAS frontend for WIENER L.V. P.S. and VME crates
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Our MIDAS frontend for WIENER power supplies is now available as a standalone git repository.
https://bitbucket.org/ttriumfdaq/fewienerlvps/src/master/
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11 Mar 2024, Konstantin Olchanski, Bug Report, Autostart program
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> It seems that if a frontend is started automatically by using Program->Auto start then the status page does not show it as started. This is since the
FE name has a number after the name. If I stop and start manually then the status page shows the correct state of the FE. Am I doing something wrong or
is this a bug somewhere?
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18 Mar 2024, Konstantin Olchanski, Bug Report, Midas (manalyzer) + ROOT 6.31/01 - compilation error
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> [ 34%] Linking CXX executable manalyzer_test.exe
> /usr/bin/ld: /home/astrocent/workspace/root/root_install/lib/libRIO.so: undefined
> reference to
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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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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 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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