[Mageia-dev] virtuoso-t (nepomuk?) takes too much memory (and CPU)

Sat Jan 28 18:56:35 CET 2012

Am 28.01.2012 09:48, schrieb Maarten Vanraes:
+> on my cauldron virtual machine (updated and rebooted as of yesterday), 
+> virtuoso-t takes more than 200MB in ram taking by far the first position on 
+> this 1GB virtual machine. It also uses about 75% of a CPU core all the time.
+>
+> what does it actually do? is this even needed? and why is it leaking so much 
+> memory?
+It's the database backend for Nepomuk, and i assume that it does the
+initial indexing of your /home. It does not leak memory, and it's not really
+needed,
+you might want to disable Nepomuk/Strigi altogether.
+
+You might want to look at
+http://trueg.wordpress.com/2009/10/22/virtuoso-once-more-with-feeling/
+for some context information and https://bugs.kde.org/show_bug.cgi?id=246678
+or https://bugs.kde.org/show_bug.cgi?id=281653 for bug information.
+
+> even firefox is taking only 60MB, mysqld (from akonadi) taking only 80MB, and X 
+> taking 36MB and plasma 12MB...
+>
+> after killing it, in less than 10min, it's back up there using already 100MB 
+> and 75% CPU of a core.
+>
+> on such a mostly idle VM, i don't see the benefit...
+>
+> i note that it doesn't always use 75% CPU, sometimes it doesn't use any CPU, 
+> but the next minute it's back to use 75% .
+>
+> just wondering if there's a good reason for this?
+>
+
+