martedì 27 dicembre 2011

openshift: vedere il threaddump

prima eseguire il comando:
rhc-ctl-app -a appname -c threaddump -lxxxxx@gmail.com


e poi per rivedere il threaddump:

rhc-tail-files -f appname/jbossas-7.0/stdout.log -lxxxxx@gmail.com -a appname

verrò fuori qualcosa come:


Heap
 PSYoungGen      total 27136K, used 22338K [0x00000000fe000000, 0x00000000fff90000, 0x0000000100000000)
  eden space 22080K, 99% used [0x00000000fe000000,0x00000000ff588ad0,0x00000000ff590000)
  from space 5056K, 5% used [0x00000000ffa70000,0x00000000ffab8000,0x00000000fff60000)
  to   space 4992K, 0% used [0x00000000ff590000,0x00000000ff590000,0x00000000ffa70000)
 PSOldGen        total 64896K, used 34863K [0x00000000fa000000, 0x00000000fdf60000, 0x00000000fe000000)
  object space 64896K, 53% used [0x00000000fa000000,0x00000000fc20bd88,0x00000000fdf60000)
 PSPermGen       total 78656K, used 78637K [0x00000000f4200000, 0x00000000f8ed0000, 0x00000000fa000000)
  object space 78656K, 99% used [0x00000000f4200000,0x00000000f8ecb6b8,0x00000000f8ed0000)

per capire cosa sono:
http://javandoblog.blogspot.com/2010/08/per-chi-sviluppa-in-java-prima-o-poi.html

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