I created https://issues.apache.org/jira/browse/CASSANDRA-8379 <https://issues.apache.org/jira/browse/CASSANDRA-8379> and attached patches against trunk and the cassandra-2.0 branch.
> On Nov 26, 2014, at 2:05 PM, Robert Coli <rc...@eventbrite.com> wrote: > > On Wed, Nov 26, 2014 at 10:39 AM, Matt Brown <m...@mattnworb.com > <mailto:m...@mattnworb.com>> wrote: > Both the log4j > <http://logging.apache.org/log4j/1.2/apidocs/org/apache/log4j/PatternLayout.html> > and logback documentation <http://logback.qos.ch/manual/layouts.html> warn > that generating the filename/line information is not a cheap operation: > > > Generating the file information is not particularly fast. Thus, its use > > should be avoided unless execution speed is not an issue. > > Your observation seems reasonable on its face. I suggest filing it as a JIRA > at http://issues.apache.org <http://issues.apache.org/> > > =Rob >