native2ascii high CPU building jdk7u?

Alan Bateman Alan.Bateman at
Sat Feb 8 07:44:02 UTC 2014

On 08/02/2014 06:54, Wang Weijun wrote:
> :
> The command (according to ps -f) is
> /java/re/jdk/1.6.0/archive/fcs/binaries/linux-amd64/bin/native2ascii -J-XX:-PrintVMOptions -J-XX:+UnlockDiagnosticVMOptions -J-XX:-LogVMOutput -J-Xmx512m -J-Xms512m -J-XX:PermSize=32m -J-XX:MaxPermSize=160m -reverse -encoding UTF-8
This looks like the original (Sun) JDK 6 from 2006 and so pre-dates 
OpenJDK. I think I'd start with jstack to see if I can get a thread 
dump, this might give you a hint as to what it is doing.


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