From 60ee245486fbc4abef994daef8856c726fe84a87 Mon Sep 17 00:00:00 2001 From: orbiter Date: Sun, 3 Jul 2011 21:33:24 +0000 Subject: [PATCH] setting startup options: -Xss256k and -XX:ReservedCodeCacheSize=1024m after appearance of a malloc error together with a crash of the jvm which stated at the end of the log: # There is insufficient memory for the Java Runtime Environment to continue. # Native memory allocation (malloc) failed to allocate 32756 bytes for ChunkPool::allocate # Possible reasons: # The system is out of physical RAM or swap space # In 32 bit mode, the process size limit was hit # Possible solutions: # Reduce memory load on the system # Increase physical memory or swap space # Check if swap backing store is full # Use 64 bit Java on a 64 bit OS # Decrease Java heap size (-Xmx/-Xms) # Decrease number of Java threads # Decrease Java thread stack sizes (-Xss) # Set larger code cache with -XX:ReservedCodeCacheSize= this follows the last two points in the list of recommendations. To set appropriate values the default values from http://www.oracle.com/technetwork/java/hotspotfaq-138619.html and http://www.oracle.com/technetwork/java/javase/tech/vmoptions-jsp-140102.html had been considered git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@7823 6c8d7289-2bf4-0310-a012-ef5d649a1542 --- addon/YaCy.app/Contents/Info.plist | 2 +- startYACY.bat | 2 +- startYACY.sh | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) diff --git a/addon/YaCy.app/Contents/Info.plist b/addon/YaCy.app/Contents/Info.plist index c8ff85ef6..6ebb43566 100644 --- a/addon/YaCy.app/Contents/Info.plist +++ b/addon/YaCy.app/Contents/Info.plist @@ -25,7 +25,7 @@ Java VMOptions - -Xmx600m -Xms180m -XX:MaxPermSize=256m -XX:-UseGCOverheadLimit -XX:+UseAdaptiveSizePolicy -Djava.net.preferIPv4Stack=true -Dfile.encoding=UTF-8 + -Xmx600m -Xms180m -Xss256k -XX:MaxPermSize=256m -XX:ReservedCodeCacheSize=1024m -XX:-UseGCOverheadLimit -XX:+UseAdaptiveSizePolicy -Djava.net.preferIPv4Stack=true -Dfile.encoding=UTF-8 WorkingDirectory $APP_PACKAGE/Contents/Resources/Java MainClass diff --git a/startYACY.bat b/startYACY.bat index b2e0b1ce8..7d3efb465 100644 --- a/startYACY.bat +++ b/startYACY.bat @@ -21,7 +21,7 @@ if exist DATA\SETTINGS\httpProxy.conf GoTo :RENAMEINDEX if exist DATA\SETTINGS\yacy.conf GoTo :GETSTARTOPTS :STARTJAVA -set javacmd=%javacmd% -XX:-UseGCOverheadLimit -XX:+UseAdaptiveSizePolicy -Djava.net.preferIPv4Stack=true -Djava.awt.headless=true -Dfile.encoding=UTF-8 +set javacmd=%javacmd% -Xss256k -XX:MaxPermSize=256m -XX:ReservedCodeCacheSize=1024m -XX:-UseGCOverheadLimit -XX:+UseAdaptiveSizePolicy -Djava.net.preferIPv4Stack=true -Djava.awt.headless=true -Dfile.encoding=UTF-8 Rem Starting YaCy Echo Generated classpath:%CLASSPATH% Echo JRE Parameters:%javacmd% diff --git a/startYACY.sh b/startYACY.sh index e5520a4e4..47f9adbe8 100755 --- a/startYACY.sh +++ b/startYACY.sh @@ -6,7 +6,7 @@ PIDFILE="yacy.pid" OS="`uname`" #get javastart args -JAVA_ARGS="-server -XX:MaxPermSize=256m -XX:-UseGCOverheadLimit -XX:+UseAdaptiveSizePolicy -Djava.net.preferIPv4Stack=true -Djava.awt.headless=true -Dfile.encoding=UTF-8"; +JAVA_ARGS="-server -Xss256k -XX:MaxPermSize=256m -XX:ReservedCodeCacheSize=1024m -XX:-UseGCOverheadLimit -XX:+UseAdaptiveSizePolicy -Djava.net.preferIPv4Stack=true -Djava.awt.headless=true -Dfile.encoding=UTF-8"; #JAVA_ARGS="-verbose:gc -XX:+PrintGCTimeStamps -XX:+PrintGCDetails $JAVA_ARGS"; #check if OS is Sun Solaris or one of the OpenSolaris distributions and use different version of id if necessary