blocked

Multiple threads stuck in native calls (Java)

I have a problem with an application running on Fedora Core 6 with JDK 1.5.0_08. After some amount of uptime (usually some days) threads begin getting stuck in native methods. The threads are locked in something like this: "pool-2-thread-2571" prio=1 tid=0x08dd0b28 nid=0x319e waiting for monitor entry [0xb91fe000..0xb91ff7d4] at java....

While downloading a file, all requests are blocked

I'm having an issue within my application Pelotonics. When a user downloads a file the system seems to block all incoming requests until that file is done downloading. What is the proper technique to to open a download dialog box (standard from the browser), let the user start downloading the file, then while the file is downloading, let...

JavaScript getelementbyid problem

When we use getelementbyid in JS the browser ask to allow or block the script, is there a piece of script to automatically allow that or avoid that or is there an alternative for that ...

reading stack frame Instruction pointers in loop using Ptrace

Hello ALL, i am using ptrace() call to walk the Stack on Linux x86_64 a 64 bit m/c. my requirement was to Walk the stack of a Process(ABC) periodically. so i created a separate process which is child of Process(ABC). this Child Process should walk the Stack of its parent after every 1 sec, so both the process should run simultaneously. ...

Java thread blocking

Hi, i have a problem with my java environement. I'm running Solr 1.3 (search engine) since more then a year now and suddenly i got alot of trouble with it. All my thread pool (250) got randomly blocked once or twice a day. I did not make any change on my solr application or my tomcat server. I'm running tomcat 5.5.25 and Solr 1.3. I ...

How do I use Python socket ports and make sure that windows won't block them (like ipmsg.exe for example)? (involving maya)

Hi, I am trying to create a Maya to Maya interface using Python so I could possibly make a game from within Maya that runs on two different computer. I have successfully written ways to send commands from one Maya to another using the command "commandPort." The problem is when I start sending commands from another computer, it fails.I g...

When Java debugging what could cause my process to hang

I have a Java server process which does heavy processing. It intermittently stops processing, as in the log stops, and activity ceases but the process is still active. I have had this happen while debugging a few times. When it does I hit pause/break in the debugger so I can inspect the running threads and look for the cause of the st...