[LON-CAPA-admin] CentOS/Red Hat/Scientific Linux 6 -- ImageMagick
H. K. Ng
hkng at fsu.edu
Tue Jun 30 07:47:56 EDT 2015
Hi Stuart,
Is it recommended that httpd be reload or restart every time when there is
an update? What about loncontrol? When is a reload or restart required
(except of course when there is a version upgrade)?
Thanks,
-hk
On Mon, Jun 29, 2015 at 9:23 PM, Stuart Raeburn <raeburn at msu.edu> wrote:
> Hi H.K.,
>
> > Now the randomlabel images do not show up. See
> >
> > /res/fsu/PhysicsLabs/PHY2048L/Torques/torques.problem
>
> I recommend reloading Apache after updating ImageMagick to
> 6.8.9-7.1.centos6.lc on CentOS 6, by using:
>
> /etc/init.d/httpd reload
>
> On a CentOS 6 server (with ImageMagick 6.8.9) I was able to display
> all four randomlabel images in version 11, i.e., the version of
> torques.problem in which the background image is still a .gif,
> (Graphics/meterRuler.gif).
>
> Display was successful for web, and also for printout (where the
> meterRuler.gif was converted to an meterRuler.gif.eps).
>
>
> Stuart Raeburn
> LON-CAPA Academic Consortium
>
>
> Quoting "H. K. Ng" <hkng at fsu.edu>:
>
> > Thanks Stuart for the fix.
> >
> > It appears that there may be another problem (not sure if it is related).
> > Now the randomlabel images do not show up. See
> >
> > /res/fsu/PhysicsLabs/PHY2048L/Torques/torques.problem
> >
> > There are 4 randomlabel images and non of them show up.
> >
> > Regards,
> > -hk
> >
> >
> > On Sat, Jun 27, 2015 at 12:42 PM, Stuart Raeburn <raeburn at msu.edu>
> wrote:
> >
> >> Hi H.K.,
> >>
> >> > When I did a yum update, it was not successful. Seems like there is a
> >> > conflict between existing packages that depend on the older version of
> >> > ImageMagick.
> >>
> >> The server/VM for which you attempted to update ImageMagick had
> >> inkscape installed, and the inkscape package had been built with a
> >> specific version of
> >> ImageMagick-c++-devel (6.5.4.7-7), so had a it dependency on the same
> >> version of ImageMagick-c++.
> >>
> >> As LON-CAPA does not require inkscape one solution would be to simply
> >> remove it using: yum remove inkscape
> >>
> >> Alternatively, if you want to retain inkscape, you will need to update
> >> inkscape to a version built with ImageMagick-c++-devel-6.8.9.
> >>
> >> Accordingly, I have added the ImageMagick-c++-devel, ImageMagick-c++,
> >> and ImageMagick-devel packages for 6.8.9-7.1.centos6.lc, and also
> >> inkscape-0.47-6.1.centos6.lc packages to the LON-CAPA yum repositories
> >> for CentOS 6.
> >>
> >> yum clean all
> >> yum update
> >>
> >> should now be successful, unless you have other packages installed
> >> which were also built with ImageMagick-c++-devel.
> >>
> >> Notes:
> >>
> >> 1. There was a problem building ImageMagick-devel using the orginal
> >> .spec file for ImageMagick, so I fixed it and replaced the ImageMagick
> >> 6.8.9-7.centos6.lc packages added yesterday with ImageMagick
> >> 6.8.9-7.1.centos6.lc packages built today.
> >>
> >> 2. The inkscape package is not installed if you set up a LON-CAPA
> >> instance using the recommended minimal install of Linux, followed by
> >> installation of the LONCAPA-prerequisites rpm.
> >>
> >> 3. ImageMagick-c++, ImageMagick-c++-devel, ImageMagick-devel, and
> >> inkscape-0.47-6.1 packages have also been added to the LON-CAPA yum
> >> repositories for Red Hat 6 and Scientific Linux 6.
> >>
> >>
> >> Stuart Raeburn
> >> LON-CAPA Academic Consortium
> >>
> >>
> >> Quoting "H. K. Ng" <hkng at fsu.edu>:
> >>
> >> > Hi Stuart,
> >> >
> >> > When I did a yum update, it was not successful. Seems like there is a
> >> > conflict between existing packages that depend on the older version of
> >> > ImageMagick. Part of the message is attached below.
> >> >
> >> > -hk
> >> >
> >> > Resolving Dependencies
> >> > --> Running transaction check
> >> > ---> Package ImageMagick.x86_64 0:6.5.4.7-7.el6_5 will be updated
> >> > --> Processing Dependency: libMagickCore.so.2()(64bit) for package:
> >> > inkscape-0.47-6.el6.x86_64
> >> > ...
> >> > ...<removed>
> >> >
> >> > --> Finished Dependency Resolution
> >> > Error: Package: ImageMagick-c++-6.5.4.7-7.el6_5.x86_64 (@updates)
> >> > Requires: libMagickCore.so.2()(64bit)
> >> > Removing: ImageMagick-6.5.4.7-7.el6_5.x86_64 (@updates)
> >> > libMagickCore.so.2()(64bit)
> >> > Updated By: ImageMagick-6.8.9-7.centos6.lc.x86_64
> >> > (loncapa-updates-basearch)
> >> > Not found
> >> > Error: Package: inkscape-0.47-6.el6.x86_64 (@base/$releasever)
> >> > Requires: libMagickCore.so.2()(64bit)
> >> > Removing: ImageMagick-6.5.4.7-7.el6_5.x86_64 (@updates)
> >> > libMagickCore.so.2()(64bit)
> >> > Updated By: ImageMagick-6.8.9-7.centos6.lc.x86_64
> >> > (loncapa-updates-basearch)
> >> > Not found
> >> > Error: Package: ImageMagick-c++-6.5.4.7-7.el6_5.x86_64 (@updates)
> >> > Requires: libMagickWand.so.2()(64bit)
> >> > Removing: ImageMagick-6.5.4.7-7.el6_5.x86_64 (@updates)
> >> > libMagickWand.so.2()(64bit)
> >> > Updated By: ImageMagick-6.8.9-7.centos6.lc.x86_64
> >> > (loncapa-updates-basearch)
> >> > Not found
> >> > You could try using --skip-broken to work around the problem
> >> > You could try running: rpm -Va --nofiles --nodigest
> >> >
> >> > On Fri, Jun 26, 2015 at 11:18 AM, Stuart Raeburn <raeburn at msu.edu>
> >> wrote:
> >> >
> >> >> Hi,
> >> >>
> >> >> Packages for ImageMagick and ImageMagick-perl which contain newer
> >> >> versions than those present in the distribution's standard
> >> >> repositories have been added to LON-CAPA's own yum repositories for
> >> >> CentOS, Red Hat, and Scientific Linux 6 (both 64 bit and 32 bit
> >> >> architectures).
> >> >>
> >> >> When the CHECKRPMS script (run by cron on alternate nights) next runs
> >> >> it will advise using yum to update ImageMagick and ImageMagick-perl
> >> >> from 6.5.4.7-7.el6 to 6.8.9-7.dist6.lc (where dist = centos, rhel,
> or
> >> >> sl).
> >> >>
> >> >> The newer packages create valid postscript when generating PDF
> >> >> printouts in LON-CAPA for resources containing certain types of jpeg
> >> >> images (e.g., see
> >> >>
> http://mail.lon-capa.org/pipermail/lon-capa-users/2015-June/004878.html
> >> >> ).
> >> >>
> >> >> ImageMagick for LON-CAPA servers running other distros: CentOS 5 or
> 7,
> >> >> Ubuntu 12 or 14, or SLES11 do not need updating, as they already
> >> >> support printout generation for resources of this type.
> >> >>
> >> >> In the case of CentOS/Red Hat/Scientific Linux 5, updated ImageMagick
> >> >> rpms which were built previously (June 2014 -- rev. 6.8.8.2) to
> >> >> address a different issue to do with conversion of 8-bit alpha
> channel
> >> >> png files (see bug 6652 --
> >> >> http://bugs.loncapa.org/show_bug.cgi?id=6652#c9) can also support
> >> >> conversion of these jpeg images.
> >> >>
> >> >> At least one other distro -- Ubuntu 10 LTS -- needs a newer version
> of
> >> >> ImageMagick to support printout generation for resources containing
> >> >> these types of jpeg images. However, 10.04 LTS reached end of life
> on
> >> >> April 30, 2015, so any LON-CAPA domains running servers still using
> it
> >> >> should consider upgrading to either Ubuntu 12 LTS or 14 LTS.
> >> >>
> >> >>
> >> >> Stuart Raeburn
> >> >> LON-CAPA Academic Consortium
> >> >>
> >> >> _______________________________________________
> >> >> LON-CAPA-admin mailing list
> >> >> LON-CAPA-admin at mail.lon-capa.org
> >> >> http://mail.lon-capa.org/mailman/listinfo/lon-capa-admin
>
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