Sun Lawyers Attack The Java Republic News Blog

2004-06-14 Thread Gerald Bauer
Hello, I just got an email from a Sun lawyer advising me to rename the Java Republic news blog to the Republic for discussion of Java(tm) technology or to the Republic regarding the Java(tm) platform. I'm not making it up. What's next? Sun lawyers suing the Java Republic to rebrand their isla

Re: Help on JVM hang

2004-06-14 Thread Joseph Shraibman
Kinda looks like what happened to me. A lot of threads "waiting on condition" for no reason at all. For example: "Thread-206" prio=1 tid=0x087b7d18 nid=0x7b88 waiting on condition [6e01e000..6e01f854] at java.util.Stack.pop(Stack.java:59) at org.apache.log4j.NDC.pop(NDC.java:274) ... and St

Re: Thread question

2004-06-14 Thread Daniel Malmkvist
Hi I havn't looked at java.nio but I will sure take a deeper look at it, thanks for the tip. /daniel Avi Cherry wrote: I don't have an exact answer to your question, but remember that each thread has to contain a stack of its own, and therefore takes up memory. The 'java.nio' (new i/o) package

Re: Thread question

2004-06-14 Thread Nathan Bryant
Daniel Malmkvist wrote: What I understand a thread pool will do lot pf unnessesary polling to no good. But in the 1-thread per connection case the only resorces that will be reserverd is a bit of memory (and on a 64 bit plattform that is not a problem). Or am I missing anything, is there any

Re: Thread question

2004-06-14 Thread Daniel Malmkvist
Éjmélyböl wrote: 2004-06-14, h keltezéssel 18:02-kor Daniel Malmkvist ezt írta: Hi I have a question about threads. I was wondering about what realy happens to a thread on the OS level when i set it to read from a socket when there is no data there. I use Native threads (not green threads). Will

Re: Thread question

2004-06-14 Thread Éjmélyböl
2004-06-14, h keltezéssel 18:02-kor Daniel Malmkvist ezt írta: > Hi > > I have a question about threads. I was wondering about what realy > happens to a thread on the OS level when i set it to read from a socket > when there is no data there. I use Native threads (not green threads). > > Will the

Re: Thread question

2004-06-14 Thread Joseph Shraibman
Daniel Malmkvist wrote: I have an application that should handle alot (>10 000) connection at the same time but usally no traffic. Is the best way to make a thread pool or is the best way to have 1 thread per connection. If no contex switching will be done I don't see why not. YOu will have a

Re: Thread question

2004-06-14 Thread Avi Cherry
I don't have an exact answer to your question, but remember that each thread has to contain a stack of its own, and therefore takes up memory. The 'java.nio' (new i/o) package in recent versions of Java was designed for exactly this case that you're mentioning, where you have a lot of connecti

Re: Thread question

2004-06-14 Thread Michael Sinz
Daniel Malmkvist said: > Hi > > I have a question about threads. I was wondering about what realy > happens to a thread on the OS level when i set it to read from a socket > when there is no data there. I use Native threads (not green threads). > > Will the thread realy sleep, no contex switch will

Thread question

2004-06-14 Thread Daniel Malmkvist
Hi I have a question about threads. I was wondering about what realy happens to a thread on the OS level when i set it to read from a socket when there is no data there. I use Native threads (not green threads). Will the thread realy sleep, no contex switch will be done. The thread will sleep u