Re: Help on JVM hang
Calvin Austin <[email protected]>
| Newsgroups | gmane.comp.java.linux.general |
|---|---|
| Message-ID | <[email protected]> |
Does it ever resume. 1.5beta2 has more diagnostics in it and you may be able to even attached with jdb (hey tim :*) Without seeing the other threads its difficult to see what is happening, however there was a bug fix in 1.5 to stop the cache growing out of control. A quick test with 1.5 would help a great deal. regards calvin Joseph Shraibman wrote: > I have. I reported it to sun and they said if they had a repoducable > test case they would open a bug. But I could never figure out how to > reproduce it. > > Veda N Ponnusamy wrote: > >> Hi folks, >> I'm posting this, since I know I can get help only from this >> community. My application is a heavily multi-threaded java >> application which is runs in Linux with the following configuration >> >> OS - RH9 >> Kernel - 2.4.20-30.9smp >> glibc - glibc-2.3.2-27.9.7 >> JVM - SUN 1.4.2 >> >> My applications HANGS after runnning for some time. Do you any work >> arounds for this problem >> >> "Thread-11" prio=1 tid=0x6a920368 nid=0x999 runnable >> [6bc7b000..6bc7b854] >> at java.io.ExpiringCache.cleanup(ExpiringCache.java:94) >> at java.io.ExpiringCache.get(ExpiringCache.java:51) >> - locked <0x46e82cb0> (a java.io.ExpiringCache) >> at java.io.UnixFileSystem.canonicalize(UnixFileSystem.java:137) >> at java.io.File.getCanonicalPath(File.java:513) >> at java.io.FilePermission$1.run(FilePermission.java:218) >> at java.security.AccessController.doPrivileged(Native Method) >> at java.io.FilePermission.init(FilePermission.java:212) >> at java.io.FilePermission.<init>(FilePermission.java:264) >> at java.lang.SecurityManager.checkRead(SecurityManager.java:863) >> at java.io.File.exists(File.java:678) >> >> I dont get this problem if I run with LD_ASSUME_KERNEL=2.2.5 setting. >> But the applications runs very slow( around 50% slower). Does anyone >> has come accross this problem ? >> >> Reg >> Veda >> >> >> > > > ---------------------------------------------------------------------- > To UNSUBSCRIBE, email to [email protected] > with a subject of "unsubscribe". Trouble? Contact [email protected] > -- ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ NOTICE: This email message is for the sole use of the intended recipient(s) and may contain confidential and privileged information. Any unauthorized review, use, disclosure or distribution is prohibited. If you are not the intended recipient, please contact the sender by reply email and destroy all copies of the original message. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ---------------------------------------------------------------------- To UNSUBSCRIBE, email to [email protected] with a subject of "unsubscribe". Trouble? Contact [email protected]