Integrating Signal and Exception Handling Troubleshooting Guide for Java SE 6 with HotSpot VM
Java Technical Details Integrating Signal and Exception Handling - Troubleshooting Guide for Java SE 6 with HotSpot VM Sometimes developers have to integrate Java SE applications with code that uses signal or exception handlers. This chapter provides information on how signals are handled in the HotSpot Virtual Machine. It also describes the signal chaining facility that facilitates writing applic
Java in full screen on Linux - how to cover task bar?
You should be able to go “really full screen” with GraphicsDevice.setFullScreenWindow (window). However, due to bugs in the most popular Java runtimes, this may not work on systems running certain “broken” versions in the 1.6 = Java 6 series. I haven't tested this thoroughly, so it may be that the patch hasn't propagated out to the general populace, yet. https://bugs.java.com/bugdatabase/view_bug?
Integrating Signal and Exception Handling - Troubleshooting Guide for HotSpot VM
Sometimes developers have to integrate Java applications with code that uses signal or exception handlers. This chapter provides information on how signals are handled in the HotSpot Virtual Machine. It also describes the signal chaining facility that facilitates writing applications that need to install their own signal handlers. The signal chaining facility is available on Solaris OS and Linux.
Javaメモリリーク調査ログ(Linux) - daybreaksnow's diary
CentOS6.4で動いているプロセスを対象に、以下の2点を調査した。 起動直後、取込後、再取込後のヒープ使用量を取得し、どのオブジェクトが増えている(残り続けている)のか調べる GCのログを取り、メモリリークがないか調べる ヒープダンプ調査手順 linux-x64用のJDKをダウンロード(jmapがJDKに含まれるため) 検証環境にコピー、JDKのtar解凍 psで調査対象のプロセスIDを取得 jmapでダンプ取得 jdk/bin/jmap -dump:format=b,file=XXX.hprof プロセスID Dumping heap to /home/hoge/jdk/XXX.hprof... と表示されるのでしばらく待つ。 WinSCPでダンプファイルを受け取り、Eclipse Memory Analyzerのヒストグラムでメモリ上のインスタンスを確認する Java実行オプション
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