I'm having the same error https://www.mediawiki.org/wiki/Thread:Project:Support_desk/Thumbnail_errors
*Mlpearc* Founder Everything Food & Drink.org everythingfoodanddrink.org <http://www.everythingfoodanddrink.org/w/index.php/Main_Page> On Wed, Oct 15, 2014 at 10:58 PM, Dr. Michael Bonert < [email protected]> wrote: > I have written a couple of posts about disappearing images -- links to > those > posts are at the bottom of this email. > > The wiki I am running: > ----- > Version info ( http://librepathology.org/wiki/index.php/Special:Version ): > MediaWiki 1.23.5 > PHP 5.4.4-14+deb7u14 (apache2handler) > MySQL 5.5.38-0+wheezy1 > Lua 5.1.5 > > $ apt-cache show imagemagick > Package: imagemagick > Version: 8:6.7.7.10-5+deb7u3 > ----- > > The symptoms: > 1. Occasionally, the images the wiki pulled from the WikiCommons > (via "InstantCommons") are gone. Pages with images are left with broken > links to the files (e.g. "File:Name_of_image") and a 'Category' > (automatically) > appears at the bottom of the pages (? "Pages with broken links"). > When the problem is present, the image pages created when the files were > copied from the InstantCommons (e.g. "File:Name_of_image") do not exist. > > 2. The problem does not happen with an image file ( > Atypical_ductal_hyperplasia_-_very_high_mag.jpg ) that is local to the > wiki itself, i.e. an image not pulled from the InstantCommons. > > 3. A server re-boot resolves the issue. > > 4. The thumbnailing continues to work for the image local to the wiki. > librepathology.org/wiki/thumb.php?f=Atypical_ductal_ > hyperplasia_-_very_high_mag.jpg&w=200 > > 5. I started caching files on the server for performance reasons. The > cached version of the pages display fine, i.e. anonymous (not logged in > users) see > the images (in the cached files). > The logged in users (when the problem is present) do not see the > (InstantCommons) images. > > 6. The memory status of the server (when the problem is present) seems to > be > fine. Several times when the problem is present physical memory was still > available according to the command 'top'. > > 7. I see no obvious association with server load. > > Things I have tried: > 1. Fresh install of 'MediaWiki'. > 2. 'diff' comparison between the active (installed) mediawiki and a fresh > download of mediawiki. (No significant differences found.) > 2. Upgrading the server's RAM 1 GB to 2 GB > 3. Ran 'debsums' (to look for corrupt files) php/apache2/mysql/operating > system files > 4. Looked for bug report in the LAMP stack (Debian GNU/Linux). > 5. Increased "memory_limit" variable in "php.ini" > (/etc/php5/apache2/php.ini) > to '256M' from '128M'. > 6. Increased '$wgMaxShellMemory' to '512000'. > (I wonder if this is making the loading of the pages more sluggish.) > > The problem started in late August and I cannot temporally associate > it with any particular change. I rolled back a number of changes I made > in August and the intermittent problem reoccurred. > > The wiki is on a virtual server... I can access all the logs. > I am happy to take suggestions on where to look... or tests I could do. > > Unfortunately, I cannot reproduce the problem. I don't really have an > idea what triggers it. > > Some of the previous messages -- > https://lists.wikimedia.org/pipermail/mediawiki-l/2014- > September/043292.html > https://lists.wikimedia.org/pipermail/mediawiki-l/2014- > September/043294.html > https://lists.wikimedia.org/pipermail/mediawiki-l/2014- > September/043340.html > > Thanks, > Michael > > > _______________________________________________ > MediaWiki-l mailing list > To unsubscribe, go to: > https://lists.wikimedia.org/mailman/listinfo/mediawiki-l > _______________________________________________ MediaWiki-l mailing list To unsubscribe, go to: https://lists.wikimedia.org/mailman/listinfo/mediawiki-l
