[Clas_offline] minutes from OLTWG meeting Nov 12, 2009
Eugene Pasyuk
pasyuk at jlab.org
Fri Nov 13 16:56:07 EST 2009
I don't have statistics for svn for svn.
I am sure it is possible, but i don't know yet how to get this
information from svn. Our svn experts can easily get this statistics, I
suppose.
My wild guess wold be that there were more changes in svn over this
period of time.
-Eugene
Stepan Stepanyan wrote:
> Eugene,
>
> Interesting statistics. Do you have any thing similar for svn
> for the past 2 months?
>
> Stepan
>
> Eugene Pasyuk wrote:
>> Here are some statistics of cvs activity. I looked over the same period
>> of time from September 16 till today. All the information is from
>> commitlog file which keeps all commits done in repository since day one,
>> May 12, 1997. It has 42186 records total.
>>
>> So, since September 16 2009:
>>
>> Total number of commits 66.
>> The majority of the changes are for Current Run web page.
>> There are 18 commits related to software.
>> Out of these 12 are in packages ported to svn.
>> Details for these 12:
>>
>> 1 commit in ClasTool. (Sep 28)
>>
>> 5 commits in packages/utilities/sync. (Oct 9) They were done in one day,
>> almost simultaneously. Can count as 1 commit.
>>
>> 5 commits in packages/eloss Sep30 Oct2 Oct22 Oct 23 Oct 29
>> There is ongoing development of this package for FROST target.
>>
>> 1 commit in packages/seb done yesterday.
>>
>> These are all changes over the last two months.
>>
>> -Eugene
>>
>>
>>
>>
>>
>> On Fri, 2009-11-13 at 09:03 +0100, Marco Ripani wrote:
>>
>>> Hi Stepan,
>>> yes, it is necessary to put more efforts to fix everything and then
>>> take an action. More help is needed to port the missing packages and
>>> test that they build and work fine (there are still many, as we see
>>> from Eugene's new test).
>>> But currently there is also the problem of keeping CVS and SVN in
>>> sync for packages that have been ported (e.g. user_ana). Johann is
>>> doing that using scripts but he also has to do some manual
>>> adjustments. To avoid this, the sooner we start using packages in the
>>> new system, the better.
>>>
>>> Marco
>>>
>>> Stepan Stepanyan wrote:
>>>
>>>> Hi Marco,
>>>>
>>>> I am not sure how to read your email. What do you mean "freeze CVS
>>>> asap, not today".
>>>> At the software meeting couple of month ago I though we came to
>>>> agreement that we
>>>> will discuss cvs vs svn after some experience will be gained.
>>>> Several groups expressed
>>>> interest to test svn/scon (e1-dvcs, eg1-dvcs, frost ...). So far
>>>> only Eugene made an attempt
>>>> to use svn and scon and as I can see from his email he succeeded
>>>> using the staff that
>>>> was polished by g12 for about a year, but there are still things
>>>> that either missing or not
>>>> ready yet. Why not put more efforts to fix every thing and then take
>>>> an action?
>>>>
>>>> Stepan
>>>>
>>>> Marco Ripani wrote:
>>>>
>>>>> Hi,
>>>>> need to freeze CVS but asap, not today. Need to first figure out
>>>>> what the best time is, with minimum impact on the other run groups,
>>>>> in particular due to the missing packages.
>>>>>
>>>>> Marco
>>>>>
>>>>> Johann Goetz wrote:
>>>>>
>>>>>
>>>>>> Thursday, Nov 12, 2009: SCons Build System and CLAS 6 Software
>>>>>> 12:00 pm Eastern
>>>>>> Cebaf Center A-110
>>>>>> Call in information: Dial 1-877-643-6951
>>>>>> International access: 1-302-607-2017
>>>>>> Passcode: 24630562#
>>>>>>
>>>>>>
>>>>>> RPMs, yum, and all that (Maurizio)
>>>>>> * creating RPM (installable pre-compiled packages with
>>>>>> dependency
>>>>>> tree) of the CLAS software is a great idea.
>>>>>> * these RPMs can served with a JLab yum server so that
>>>>>> installation on a Fedora or Red Hat (or CentOS) system
>>>>>> could be
>>>>>> done with a line like:
>>>>>> yum install clas6-reconstruction clas6-generators etc...
>>>>>> * CLAS12 has already implemented this on several flavors of
>>>>>> Linux
>>>>>> *
>>>>>> Eugene's Review of SCons Build System
>>>>>> * Generally favourable review. Eugene points out that there are
>>>>>> many packages missing that are needed.
>>>>>> * Many packages will have to copied over directories from
>>>>>> CVS. * sconstruct files will have to be made.
>>>>>> * gamecock (TOF calib program) has some problems
>>>>>> (ROOT/GUI
>>>>>> related)
>>>>>> * CLASTool should be fairly easy to get to work now
>>>>>> that
>>>>>> ROOT dictionaries can be built properly.
>>>>>> From: Eugene Pasyuk <pasyuk at jlab.org>
>>>>>> To: CLAS Offline <clas_offline at jlab.org>
>>>>>> Subject: [Clas_offline] testing svn/scons
>>>>>> Date: Wed, 16 Sep 2009 10:29:31 -0400 (07:29 PDT)
>>>>>>
>>>>>> Hi all,
>>>>>>
>>>>>> I tried new software tools today on ifarm. Here are some first
>>>>>> impressions about this experience.
>>>>>>
>>>>>> I followed prescription given on the Wiki:
>>>>>> http://clasweb.jlab.org/wiki/index.php/Building_CLAS_libraries_with_SCons_on_ifarm
>>>>>>
>>>>>> It took 20 minutes get the entire source tree source from svn.
>>>>>> Then I tried to build. The very first attempt failed. I figured
>>>>>> out that
>>>>>> the problem was in suggested environment setup file. I modified a
>>>>>> couple
>>>>>> of lines in it (2 minutes to figure out and fix). After that I made a
>>>>>> second attempt to run scons. This time it worked. It took about 3
>>>>>> minutes to build all clas libraries and a just few executables by
>>>>>> default:
>>>>>> a1c countbos g12Anal gsim_bat tagraw view-kaon view-tag
>>>>>> bosdump g12skim skim user_ana view-st view-tracks
>>>>>>
>>>>>> Out of these only few (a1c, gsim_bat, countbos, bosdump, user_ana and
>>>>>> tagraw) are of interest to general CLAS user. The rest seem to be g12
>>>>>> specific.
>>>>>> After doing some archeology in sconstruct files for about a half
>>>>>> an hour
>>>>>> and making some modifications to them here and there (I have zero
>>>>>> knowledge of scons or python at the moment) I managed to build a few
>>>>>> more utilities, particularly DC calibration tools trk_mon,
>>>>>> trk_mon_lite
>>>>>> and dc3. I failed to build start counter calibration code. I was
>>>>>> able to
>>>>>> build fdump. gflux would not build because of the compiler errors. I
>>>>>> wonder how g12 managed to build it in new build scheme from the
>>>>>> source
>>>>>> in svn. ced would not build because of the compiler errors too.
>>>>>> TOF calibration source code is in svn, but it was not modified for
>>>>>> scons
>>>>>> at all. It was imported as is from cvs with all Makefiles which
>>>>>> will not
>>>>>> work because of the different tree structure. sc_mon is missing.
>>>>>> As was
>>>>>> mentioned at the meeting ec timing calibration utilities are not
>>>>>> included as several other general purpose utilities. For some reason
>>>>>> gsim_int and gpp are not included.
>>>>>>
>>>>>> To summarize, I succeeded in building most of the libraries and a few
>>>>>> executables. Quite a few tools are missing (gsim_int, gpp, some
>>>>>> calibration tools). Some programs which build fine with make
>>>>>> would not
>>>>>> build with scons (gflux, ced ...?) I don't know if those
>>>>>> executables I
>>>>>> built are working, I had not had a chance to test them yet. I have
>>>>>> not
>>>>>> tried to build any of the event generators with scons.
>>>>>> By the way, there are only three of them in svn, while we have
>>>>>> more in
>>>>>> cvs.
>>>>>>
>>>>>> All in all, svn works just fine, apart from having different
>>>>>> directory
>>>>>> structure. scons works for some pieces of the software and does
>>>>>> not for
>>>>>> some
>>>>>> others. Perhaps it is not quite ready for the prime time yet. Some
>>>>>> essential
>>>>>> utilities are not working yet in new build. -Eugene
>>>>>>
>>>>>>
>>>>>> What We Should Do Now
>>>>>> * Hire some undergraduates to move packages from CVS to SVN and
>>>>>> add sconstruct files to build these packages.
>>>>>> * Armand Fraiser was a big help initially with the move to
>>>>>> SVN/SCons and he could continue to do so.
>>>>>> * There is some detailed help information already, it probably
>>>>>> needs a bit of reorganization on the wiki.
>>>>>> * Should we have a list of programs/libraries that should be
>>>>>> moved
>>>>>> from CVS to SVN (Armand already created an spreadsheet
>>>>>> that has
>>>>>> some of this information. It will be sent to Craig and he
>>>>>> will
>>>>>> look into it.
>>>>>> * We need to freeze CVS today.
>>>>>>
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>>>>>>
>>>>>
>>
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