 07 May 2009, Konstantin Olchanski, Bug Report, odbedit bad ctrl-C
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When using "/bin/bash" shell, if I exit odbedit (and other midas programs) using ctrl-C, the terminal
enters a funny state, "echo" is turned off (I cannot see what I type), "delete" key does not work (echoes
^H instead).
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07 May 2009, Konstantin Olchanski, Bug Report, mlogger duplicate event problem
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We have seen on several daq systems this problem: we start a run and observe that the number of
events written by mlogger to the output file is double the number of events actually collected. Upon
inspection of the output file, we see that every event is written twice. Restarting the run usually fixes
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 15 May 2009, Konstantin Olchanski, Info, midas misc timeout fixes
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> - cm_transition() timeouts now settable from ODB (/experiment/transition timeout, transition connect timeout). Rev 4479
transition connect timeout was actually only half of that specified because of an error in computing timeout arguments to the select() system
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15 May 2009, Konstantin Olchanski, Info, midas misc timeout fixes
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> - cm_transition() timeouts now settable from ODB (/experiment/transition timeout, transition connect timeout). Rev 4479
transition connect timeout was actually only half of that specified because of an error in computing timeout arguments to the select() system
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19 May 2009, Konstantin Olchanski, Suggestion, Question about using mvmestd.h
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> The problem is: I renamed my SIS1100 devices as /dev/sis1100/xxxxx. So I have to hack the
"sis3100.c".
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21 May 2009, Konstantin Olchanski, Info, mhttpd now uses mtransition
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> mhttpd function for starting and stopping runs now uses cm_transition(DETACH) which spawns an
> external helper program called mtransition to handle the transition sequencing.
>
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02 Jun 2009, Konstantin Olchanski, Info, mhttpd now uses mtransition
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> > mhttpd function for starting and stopping runs now uses cm_transition(DETACH) which spawns an
> > external helper program called mtransition to handle the transition sequencing.
>
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02 Jun 2009, Konstantin Olchanski, Bug Report, mlogger duplicate event problem
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> We have seen on several daq systems this problem: we start a run and observe that the number of
> events written by mlogger to the output file is double the number of events actually collected. Upon
> inspection of the output file, we see that every event is written twice. Restarting the run usually fixes
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02 Jun 2009, Konstantin Olchanski, Info, RPC.SHM gyration
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> When using remote midas clients with mserver, you may have noticed the zero-size .RPC.SHM files
> these clients create in the directory where you run them. These files are associated with the semaphore
> created by the midas rpc layer (rpc_call) to synchronize rpc calls between multiple threads. This
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03 Jun 2009, Konstantin Olchanski, Bug Fix, Fix db_open_record() error return
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The odb hot-link function db_open_record() did not return an error when the system limit for hotlinks is
exceeded and no more hot links could be added (silent failure). This is now fixed.
odb.c svn rev 4500
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05 Jun 2009, Konstantin Olchanski, Bug Report, mhttpd command line experiment specifying
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> I guess you have to do some debugging there. Note that "detached" transitions have
> been implemented recently by Konstantin, so maybe your problem is related to that.
> In this case Konstantin should check what's wrong.
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16 Jun 2009, Konstantin Olchanski, Bug Report, mlogger duplicate event problem
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> > We have seen on several daq systems this problem: we start a run and observe that the number of
> > events written by mlogger to the output file is double the number of events actually collected. Upon
> > inspection of the output file, we see that every event is written twice. Restarting the run usually fixes
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18 Jun 2009, Konstantin Olchanski, Bug Report, mhttpd command line experiment specifying
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> > I guess you have to do some debugging there. Note that "detached" transitions have
> > been implemented recently by Konstantin, so maybe your problem is related to that.
> > In this case Konstantin should check what's wrong.
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24 Jun 2009, Konstantin Olchanski, Bug Report, TR_STARTABORT transition, mlogger duplicate event problem
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> > > We have seen on several daq systems this problem: we start a run and observe that the number of
> > > events written by mlogger to the output file is double the number of events actually collected. Upon
> > > inspection of the output file, we see that every event is written twice. Restarting the run usually fixes
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25 Jun 2009, Konstantin Olchanski, Bug Report, TR_STARTABORT transition, mlogger duplicate event problem
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> > Stefan suggested implementing a new transition, TR_STARTABORT, issued if TR_START fails. mlogger can use it to cleanup open files, etc, similar to TR_STOP.
> >
> > This is now implemented. In mlogger, TR_STARTABORT is similar to TR_STOP, but deletes open output files and does not save end-of-run information into |
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26 Jun 2009, Konstantin Olchanski, Info, mhttpd now uses mtransition
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> > > mhttpd function for starting and stopping runs now uses cm_transition(DETACH) which spawns an
> > > external helper program called mtransition to handle the transition sequencing.
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08 Jul 2009, Konstantin Olchanski, Forum, jorway73a.c, Data taking hangs in the middle of run
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> > Could you give more info on your setup:
> > - CAMAC controller model
> Jorway 73A, we have three in hand and the problem doesn't depend on which controller
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03 Aug 2009, Konstantin Olchanski, Forum, How to distinguish the status and value returned from "mvme_read_value(...)"
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> uint32_t mvme_read_value(MVME_INTERFACE * vme, mvme_addr_t vme_addr);
> Question: How to distinguish the status and value returned?
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10 Aug 2009, Konstantin Olchanski, Info, misc changes from PIENU and T2K
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FYI - committed the last changes from TRIUMF DAQ systems for PIENU and T2K/ND280 FGD and TPC
tests:
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10 Aug 2009, Konstantin Olchanski, Info, misc changes from PIENU and T2K
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> FYI - committed the last changes from TRIUMF DAQ systems for PIENU and T2K/ND280 FGD and TPC
> tests:
> svn rev 4541
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