From: Demian K. <dem...@vi...> - 2010-12-13 15:42:30
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Are you using a very new version of VuFind with the "tracking record changes" feature turned on? (See http://vufind.org/wiki/tracking_record_changes). If this is the case, the bottleneck may be your MySQL database rather than Solr or JAVA -- the first time you index records on a server with tracking turned on, it is normal for things to be slower than usual. - Demian > -----Original Message----- > From: Heiko Weier [mailto:h....@tu...] > Sent: Monday, December 13, 2010 9:58 AM > To: vuf...@li... > Subject: [VuFind-Tech] Java Options > > Hi *, > > i just tried to use the solr index on a "more powerful" Server, and was > very astonished about the performance while indexing a few thousand > records. > > The indexing speed was only between 14 and 20 records per second! > > > Hardware: > SPARC-Enterprise-T5220 > 64 Virtual CPUs 1165 MHz > 32GB RAM > OS: Solaris 5.10 > > Java version is: > > java version "1.5.0_16" > Java(TM) Platform, Standard Edition for Business (build 1.5.0_16-b02) > Java HotSpot(TM) Server VM (build 1.5.0_16-b02, mixed mode) > > vufind startscript parameters: > JAVA_OPTIONS="-server -d64 -Xms1024m -Xmx1024m -XX:+UseParallelGC > -XX:+AggressiveOpts -XX:NewRatio=5" > > > vufind import-marc.sh parameters > INDEX_OPTIONS='-server -d64 -Xms1024m -Xmx1024m -XX:+UseParallelGC > -XX:+AggressiveOpts -XX:NewRatio=5' > > > Running the same index on our small DualCore Intel with Ubuntu (Java > 1.6) we get usually up to 500/s! > > Are there other Options for Java, that I am missing? > Is the old Java 1.5 to blame? > Or is the SUN Java with expensive SUN-Sparc-T5220 (1 CPU 64 Core) not > able to compete with cheap 2000$ Hardware? > > > tia > > Heiko > > -- > Mit freundlichen Grüßen > > Heiko Weier Technische Universität Hamburg-Harburg > Fachreferent Bibliothek > Tel.: 040-42878-3449 Denickestr. 22 > Fax.: 040-42878-2527 21073 Hamburg > WWW : http://www.tub.tu-harburg.de > > PGP Key > http://www.tub.tu-harburg.de/keys/Heiko_Weier_pub.asc > D8DF 3FFD 3910 AB1C 12D2 940B 65B6 2A73 524A 2C1E > > ----------------------------------------------------------------------- > ------- > Oracle to DB2 Conversion Guide: Learn learn about native support for > PL/SQL, > new data types, scalar functions, improved concurrency, built-in > packages, > OCI, SQL*Plus, data movement tools, best practices and more. > http://p.sf.net/sfu/oracle-sfdev2dev > _______________________________________________ > Vufind-tech mailing list > Vuf...@li... > https://lists.sourceforge.net/lists/listinfo/vufind-tech |