Ah, sorry forgot to include the original support thread. The limit I hit was 128 active VMs at once. Once I hit that number, I was unable to launch any more unless I stopped one that was already running. My original thread can be found here (though there is little information contained in it): http://forums.virtualbox.org/viewtopic.php?f=7&t=40955
-Zak > Date: Fri, 29 Apr 2011 16:25:44 +0200 > From: [email protected] > To: [email protected] > Subject: Re: [vbox-dev] Linux Host VM Cap? > > On 25.04.2011 18:00, Zak Perschon wrote: > > > > I've come across what is seemingly a hard cap for the amount of > > concurrent VMs I can run on a Linux based machine (after posting on the > > support forums, I was directed here). Apparently this same cap was > > encountered on a solaris host and a fix was deployed to increase the > > amount of VMs that were allowed to run at the same time. Was this fix > > supposed to be included in other OS releases? Any information on this > > would be greatly appreciated. > > That's a rather vague statement, and if you could tell what number of > concurrently running VMs you can achieve I might be able to infer what > limit is causing trouble for you. > > It could be the SysV semaphore count, the number of open files per > process, and so on. All these defaults depend on the kernel > configuration and/or distribution, so it's hard to generalize. > > Solaris is easy compared to that, as it is very uniform compared to Linux. > > Klaus > > > > > Here is the information on the hardware/VM profiles I am using > > > > Host Machine: > > 128 Processor Cores (64 dual core Xenon processors [email protected] GHz) > > 2.0 TB Memory (1.8~ Usable) > > 1.8 TB RAID 0 (6 x 300GB HDD running at 10k RPM) > > 16TB SAS > > > > VM Profile > > Compiled TinyCore Linux 2.6 > > Required Memory: 150~MB > > Required HDD Space: 50MB > > > > -Zak > > _______________________________________________ > vbox-dev mailing list > [email protected] > http://vbox.innotek.de/mailman/listinfo/vbox-dev
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