-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Pid,
On 6/12/12 5:47 AM, Pid wrote: > On 11/06/2012 20:15, Christopher Schultz wrote: >> Also, your previously-posted configuration seems a little >> insane: >> >>> Xms6g -Xmx6g -XX:NewSize=4G -XX:MaxNewSize=4G >>> -XX:SurvivorRatio=6 -XX:MaxPermSize=512M >>> -XX:-UseConcMarkSweepGC -XX:+UseStringCache >>> -XX:+HeapDumpOnOutOfMemoryError >>> -XX:HeapDumpPath=/home/example/logs >> >> -Xmx6g and NewSize=4G? Plus 0.5G for PermGen? > > I think you'll run into trouble setting the NewSize that large. > There's a reason that the NewRatio works the way it does. > > Sun advice always used to be "keep the eden size between 1/4th and > 1/3rd the maximum heap size". You are specifying 2/3rd the max > heap. +1 I don't know what happens during a collection if the survisor space is too small for all the objects being promoted from eden... does the MM just randomly promote objects to the old space? - -chris -----BEGIN PGP SIGNATURE----- Version: GnuPG/MacGPG2 v2.0.17 (Darwin) Comment: GPGTools - http://gpgtools.org Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iEYEARECAAYFAk/XSUIACgkQ9CaO5/Lv0PCPRQCgoFB7X/UJ51vB2VTFUuRuKR7a SBEAn3UW0vq1Kp9mdIREGGmVYqHiREIb =M69J -----END PGP SIGNATURE----- --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org For additional commands, e-mail: users-h...@tomcat.apache.org