What is V8 heap usage: heapTotal and heapUsed parts reported by process.memoryUsage?
-- Vyacheslav Egorov On Tue, Jul 24, 2012 at 8:52 PM, spollack <s...@pollackphoto.com> wrote: > I am running a nodejs app in heroku, and on certain datasets i'm going over > the heroku memory limit of 512MB. I'm running node v0.6.6 with defaults. I > can see via node's process.memoryUsage() that my RSS value does indeed go as > high as 544MB on my test dataset, and ps shows similar results. > > What V8 GC settings would you recommend in order to keep the RSS lower? > > Are there any known memory behavior improvements of moving to node v0.6.20 > or v0.8.3 that would help me here? > > As an aside, running the same test locally (same node version, same code, > same data) only hits a max RSS of 155MB, almost a factor of 4 different. > Both are x86_64 machines, although my local machine is OSX Lion (11.4.0 > Darwin Kernel Version 11.4.0: Mon Apr 9 19:32:15 PDT 2012; > root:xnu-1699.26.8~1/RELEASE_X86_64 x86_64) while heroku is Linux 2.6 > (2.6.32-343-ec2 #45+lp929941v1 SMP Tue Feb 21 14:07:44 UTC 2012 x86_64 > GNU/Linux). Any ideas why that is? > > Thanks. > > -- > v8-users mailing list > v8-users@googlegroups.com > http://groups.google.com/group/v8-users -- v8-users mailing list v8-users@googlegroups.com http://groups.google.com/group/v8-users
