 13 Feb 2008, Konstantin Olchanski, Info, mhttpd history display updates
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I now merged almost all the mhttpd changes from CERN AD-5/ALPHA. Only the code
for mhttpd HTTP:// access control list remains unmerged.
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 13 Feb 2008, Stefan Ritt, Info, Roll-back for history sytem added
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> But to make things more interesting we had another history outage this week - we
> happen to write history files to an NFS server (not recommened! do not do this!) and
> when the NFS server had a glitch, history files got corrupted - because during the
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14 Feb 2008, Stefan Ritt, Info, mhttpd history display updates
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You misspelled one ODB entry:
Line 9014:
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19 Feb 2008, Petr Nomokonov, Info, Frontend - Backend c onnection
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Backend computer with SLC4.4 Linux did'not work as mserver because some security
protection under iptables service (could not connect with frontend computers).
The connection established if to make ( under root ) iptables disable
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21 Feb 2008, Konstantin Olchanski, Info, mhttpd history display updates
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> You misspelled one ODB entry:
> Line 9014:
> sprintf(str, "/History/Display/%s/Label", path);
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27 Feb 2008, Konstantin Olchanski, Info, CAMAC register_cnaf_callback() - removed from libmidas
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> > Affected files:
> > Makefile (add cnaf_callback.o)
> That's a good idea.
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23 Mar 2008, Konstantin Olchanski, Info, Per-variable history implementation in the mlogger
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The changes to mlogger implementing per-variable history have been committed to
svn. Revision 4145.
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23 Mar 2008, Konstantin Olchanski, Info, Per-variable history implementation in the mlogger
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> The changes to mlogger implementing per-variable history have been committed to
> svn. Revision 4145.
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23 Mar 2008, Konstantin Olchanski, Info, History SQL database poll: MySQL, PgSQL, ODBC?
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I would like to hear from potential users on which SQL database would be
preferable for storage of MIDAS history data.
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25 Mar 2008, Stefan Ritt, Info, Per-variable history implementation in the mlogger
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Before approving the code, two conditions have to be fulfilled:
1) The code has to work on PSI experiments
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02 Apr 2008, Konstantin Olchanski, Info, add "const" attributes to db_xxx() functions
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Now that we use more and more C++, lack of "const" attribute on most midas functions is causing some
problems. I am now ready to commit changes to midas.h and odb.c that add the const attributes to ODB
access functions db_xxx(), i.e.
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02 Apr 2008, Konstantin Olchanski, Info, add "const" attributes to db_xxx() functions
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Now that we use more and more C++, lack of "const" attribute on most midas functions is causing some
problems. I am now ready to commit changes to midas.h and odb.c that add the const attributes to ODB
access functions db_xxx(), i.e.
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02 Apr 2008, Stefan Ritt, Info, add "const" attributes to db_xxx() functions
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> Now that we use more and more C++, lack of "const" attribute on most midas functions is causing some
> problems. I am now ready to commit changes to midas.h and odb.c that add the const attributes to ODB
> access functions db_xxx(), i.e.
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03 Apr 2008, Konstantin Olchanski, Info, add "const" attributes to db_xxx() functions
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> > I am now ready to commit changes to midas.h and odb.c that add the const attributes to ODB
> > access functions db_xxx(), i.e.
> > INT db_rename_key(HNDLE hDB, HNDLE hKey, char *name)
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30 Apr 2008, Konstantin Olchanski, Info, triumf elog updated to elog-2.7.3-1.i386.rpm
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FYI - in conjunction with replacement of ladd00.triumf.ca, this MIDAS ELOG has been updated to the latest
version 2.7.3-2058. Please report any problems or anomalies. K.O. |
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28 May 2008, Konstantin Olchanski, Info, Roll-back for history sytem added
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> > But to make things more interesting we had another history outage this week...
> > Anyhow, I now have a patch to allow hs_read() to "skip the bad spots" in history files.
>
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17 Jun 2008, Stefan Ritt, Info, Improvement of custom pages 
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Some improvement of custom pages have been implemented. The idea behind is that
a custom page would contain a large background image containing indicators but
also controls. While indicators (values, bars) are already available, the field
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04 Jul 2008, Stefan Ritt, Info, Improved alarm conditions implemented
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I implemented improved alarm conditions in the alarm system. Now one can write
conditions like
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16 Jul 2008, Stefan Ritt, Info, Implementation of db_set_link_data() and db_set_link_data_index()
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The current implementation of ODB links has the problem that once a link is
created, it cannot be changed any more through odbedit. This is because each
"set" command works on the destination of the link instead of the link. The same
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31 Jul 2008, Stefan Ritt, Info, Improvement of custom pages
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Even more improvements have been implemented into custom pages recently, containing a complete JavaScript library for ODB communication. This JavaScript
library relies on certain new commands built into mhttpd, and is therefore hardcoded into mhttpd. It can be seen by entering
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