[BlueOnyx:17039] Re: YUM Error

NETgemacht hallo at netgemacht.at
Thu Feb 12 06:56:56 PET 2015

Under Web Application and Setup SQL it says „MySQL Connection possible with this settings“.

Under Network Services and MySQL it says „MySQL connection cannot be established. Check settings“.

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> Am 11.02.2015 um 21:57 schrieb Michael Stauber <mstauber at blueonyx.it>:
> Hi NETgemacht,
>> after removing this files yum update succeeded. But now I get
>> the error "MySQL connection cannot be established. Check settings."
>> in the GUI.
> We do have this textfile on all BlueOnyx servers in the very same
> directory where the YUM repository config files are located:
> /etc/yum.repos.d/0_WARNING.txt
> The same place where you had installed the Epel and Remi YUM repository
> config files.
> This is what the file says:
> -----------------------------------------------
> ========
> Do NOT use RPMForge!
> Do NOT tie your server into third party YUM repositories UNLESS they are
> certified for BlueOnyx.
> Third party YUM repository servers (*especially* RPMforge!) replace
> onboard RPMs with versions that conflict with BlueOnyx. That will then
> break the GUI and will cause service outages.
> The damages that this will cause may not be easy to repair.
> If you require specific software that's not present in the CentOS, SL or
> BlueOnyx YUM repositories, then consider asking for it on the BlueOnyx
> mailing list to check what other peoples experiences with it are.
> The mailing list can be found here:
> http://www.blueonyx.it/index.php?page=mailing-list
> Thank you.
> Team BlueOnyx
> http://www.blueonyx.it
> -----------------------------------------------
> So your server was tied into third party YUM repositories (despite all
> warnings) and it probably did run a YUM update against these third party
> YUM repositories.
> That's what makes things break.
> There could be a number of reasons why your MySQL connection is not
> working. The most likely is mentioned above.
> The Remi repository for instance contains updated MySQL and PHP
> packages. So at this point we can't even say if you still have a MySQL
> or PHP installed that is compatible with BlueOnyx PHP modules needed for
> the GUI.
> A good start would be to run "rpm -qa|sort" to get a list of installed
> RPMs (and their version number) and post that to the list. Also checking
> the entire log history of yum.log to see what got installed and when.
> The next steps would involved to find all "unsupported" RPM's and to
> remove them and to replace them with the "stock" versions from the
> CentOS/SL and/or BlueOnyx YUM repositories again.
> You see where I'm getting at. It's a lot of work and effort.
> -- 
> With best regards
> Michael Stauber
> _______________________________________________
> Blueonyx mailing list
> Blueonyx at mail.blueonyx.it
> http://mail.blueonyx.it/mailman/listinfo/blueonyx

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