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Java 7 HotSpot

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Hi to all. Ошибки(3 подряд при запуске)

Java HotSpot 64-Bit Server VM warning: Failed to reserve shared memory (errno = 22).

при запуске с параметрами:


java -Xss128m -Xms4g -Xmx4g -Djava.library.path=/usr/lib/jvm/jdk1.7.0_01/lib/amd64 -d64 -server -XX:+UseLargePages -XX:AllocatePrefetchStyle=0 -XX:+UseTLAB -XX:ThreadPriorityPolicy=0 -XX:MaxTenuringThreshold=15 -XX:+UseThreadPriorities -XX:+DisableExplicitGC -XX:+UseParallelOldGC -XX:ParallelGCThreads=7 -XX:+CMSParallelRemarkEnabled -DJINTEGRA_NATIVE_MODE -DJINTEGRA_COINIT_VALUE=0 -Dsun.io.useCanonCaches=false -Djline.terminal=jline.UnsupportedTerminal -XX:CompileThreshold=1750 -XX:+TieredCompilation -XX:TargetSurvivorRatio=90 -XX:+UnlockExperimentalVMOptions -XX:+UseAdaptiveGCBoundary -XX:PermSize=28M -XX:MaxPermSize=48M -XX:+UseGCOverheadLimit -XX:+UseBiasedLocking -Xverify:none -XX:UseSSE=3 -Djava.net.preferIPv4Stack=true -XX:+UseStringCache -XX:+OptimizeStringConcat -XX:+UseFastAccessorMethods -Xrs -XX:+AggressiveOpts -jar server.jar

И что можете посоветовать в настройке\оптимизации java на unix'ах?

PS Сервер minecraft

OC Debian

i7 920 4.2ggz


24GB RAM(6x4)


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