Not big in this case - 1800m Otis -- HBase Performance Monitoring -- http://sematext.com/spm
On Wed, Jul 10, 2013 at 3:57 PM, Vladimir Rodionov <[email protected]> wrote: > > What is -Xmx heap size? > > Best regards, > Vladimir Rodionov > Principal Platform Engineer > Carrier IQ, www.carrieriq.com > e-mail: [email protected] > > ________________________________________ > From: Otis Gospodnetic [[email protected]] > Sent: Wednesday, July 10, 2013 12:00 PM > To: [email protected] > Subject: G1 before/after GC time graph > > Hi, > > There was talk of G1 and HBase here over the past few days. I wanted > to share a fresh and telling SPM graph showing G1 + some other params > in action: > > Result first: https://apps.sematext.com/spm/s/wN0hKVixxX > > This is what we had before: > -XX:+HeapDumpOnOutOfMemoryError -XX:+UseG1GC > -XX:InitiatingHeapOccupancyPercent=35 -XX:G1ReservePercent=25 > > And then we added: > -XX:MaxGCPauseMillis=200 -XX:NewRatio=4 > > I hope this helps. > > Otis > -- > HBase Performance Monitoring -- http://sematext.com/spm > > Confidentiality Notice: The information contained in this message, including > any attachments hereto, may be confidential and is intended to be read only > by the individual or entity to whom this message is addressed. If the reader > of this message is not the intended recipient or an agent or designee of the > intended recipient, please note that any review, use, disclosure or > distribution of this message or its attachments, in any form, is strictly > prohibited. If you have received this message in error, please immediately > notify the sender and/or [email protected] and delete or destroy > any copy of this message and its attachments.
