Changes for page Debugging

Last modified by Simon Urli on 2023/10/10 11:46

<
From version < 41.1 >
edited by Thomas Mortagne
on 2019/08/02 10:55
To version < 40.1 >
edited by Vincent Massol
on 2019/03/23 20:06
>
Change comment: There is no comment for this version

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Author
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1 -xwiki:XWiki.ThomasMortagne
1 +xwiki:XWiki.VincentMassol
Content
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323 323  
324 324  If you get the following exception, it can mean that you're on Mac and that your ##tools.jar## is not added to the classpath. Apparently ##bminstall.sh## thinks that if you're on Mac then you don't need ##tools.jar## which is apparently wrong nowadays.
325 325  
326 -{{code language="none"}}
326 +{{code language='none'}}
327 327  Exception in thread "main" java.lang.NoClassDefFoundError: com/sun/tools/attach/AttachNotSupportedException
328 328   at java.lang.Class.getDeclaredMethods0(Native Method)
329 329   at java.lang.Class.privateGetDeclaredMethods(Class.java:2701)
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342 342  
343 343  In this case, edit ##bminstall.sh## and add the following line below the ##OS=`uname`## line in order to override it:
344 344  
345 -{{code language="none"}}
345 +{{code language='none'}}
346 346  OS=whatever
347 347  {{/code}}
348 348  
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393 393  
394 394  = Analyze Out Of Memory issues =
395 395  
396 -You can enable automatic memory dump when using ##-XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=/where/to/save/the/memory/dumps ## which will generate a memory dump as soon as Java detect an Out Of memory error. See https://docs.oracle.com/javase/8/docs/technotes/guides/troubleshoot/clopts001.html#CHDFDIJI for more details.
396 +You can enable automatic memory dump when using ##-XX:+HeapDumpOnOutOfMemoryError## which will generate a memory dump as soon as Java detect an Out Of memory error.
397 397  
398 398  Since 7.2RC1 the option is enabled by default in Jetty based distributions and the memory dump will ends up in ##data/## folder.

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