There are a number of GNS tuning procedures out on the Internet. Make sure you've done the idlepc and idlemax settings.
Here is an example: http://blog.ipexpert.com/2010/07/05/gns3-on-ubuntu-910-the-ipexpert-way/ Here is another: http://astorinonetworks.com/2012/01/31/building-a-ccie-security-vrack/ This topic has also been covered extensively on the OSL, you might look back through the archives. On Fri, Apr 13, 2012 at 1:01 PM, said hamaimou <[email protected]> wrote: > Hello, > > I have a laptop with 4 G ram but when I lunch the GNS3 with labs > > I arrived to 98 % of CPU do you recommend any device that can support this > lab > > Thanks in advance > > > On Fri, Apr 13, 2012 at 4:41 PM, Bob McCouch <[email protected]> wrote: > >> I used the following to convert my initial configs to be compatible with >> my >> Dynagen + real switch setup. >> >> Since the complete set of IPX configs in in the format of: >> >> /VOL1/LAB-12/INITIAL >> or >> /VOL3/LAB-6/FINAL >> >> These commands would be run at the "top" directory under which you have >> the >> VOL1, VOL2, VOL3 folders. I made a directory called "config" under which >> to >> put these, so I run these commands from the "config" directory. >> >> Here are the commands: >> >> # Fixes media type and interface identifier for R2 >> sed 's/GigabitEthernet/FastEthernet/g' -i */*/R2.txt >> sed 's/media-type/!/g' -i */*/R2.txt >> >> # Strips leading "0/" from serial interfaces (e.g., S0/1/0 --> S1/0) >> sed 's/Serial0\//Serial/g' -i */*/R2.txt >> sed 's/Serial0\//Serial/g' -i */*/R4.txt >> sed 's/Serial0\//Serial/g' -i */*/R5.txt >> sed 's/Serial0\//Serial/g' -i */*/R6.txt >> sed 's/Serial0\//Serial/g' -i */*/R7.txt >> sed 's/Serial0\//Serial/g' -i */*/R8.txt >> sed 's/Serial0\//Serial/g' -i */*/R9.txt >> >> # Comments out commands that cause problems in a virtual/Dynagen >> environment >> sed 's/memory-size iomem/!/g' -i */*/* >> sed 's/warm-reboot/!/g' -i */*/* >> sed 's/scheduler allocate/!/g' -i */*/* >> sed 's/frame-relay lmi-type cisco/!/g' -i */*/* >> >> # Forces links to 100/Full for integration with real switches >> sed 's/duplex auto/duplex full/g' -i */*/* >> sed 's/half-duplex/full-duplex/g' -i */*/* >> sed 's/speed auto/speed 100/g' -i */*/* >> >> # This will rename .txt files to .cfg for Dynagen import >> rename s/\.txt$/\.cfg/ */*/*.txt >> >> >> For a pure Dynagen/GNS setup this may differ a bit, but for the >> real-switch >> setup it has worked very well. >> >> I used a setup pretty similar to this: >> >> >> http://blog.ipexpert.com/2011/02/28/gns3-and-physical-switches-breakout-switch/ >> >> >> >> On Thu, Apr 12, 2012 at 5:14 PM, Joe Danrich <[email protected]> wrote: >> >> > Jim >> > >> > What I had to do was to modify the "initial" lab configurations for >> each of >> > the respective labs. >> > >> > Also you should note that the Layer 2 switching labs won't be fully >> > functional on GNS/Dynamips do to the fact that the switch card module >> used >> > in the 3745 doesn't support various spanning tree capabilities. >> > >> > Other than that I have found that it works well, especially on Linux and >> > Windows 7 x64. >> > >> > Cheers >> > >> > Joe >> > >> > On Thu, Apr 12, 2012 at 1:35 PM, Jim Feo <[email protected]> wrote: >> > >> > > I am looking for the initial configs for Volume 1 GNS3. The ones I >> > > downloaded are for the real routers and switch so all the interfaces >> > don't >> > > match up. >> > > _______________________________________________ >> > > For more information regarding industry leading CCIE Lab training, >> please >> > > visit www.ipexpert.com >> > > >> > > Are you a CCNP or CCIE and looking for a job? Check out >> > > www.PlatinumPlacement.com >> > > >> > > http://onlinestudylist.com/mailman/listinfo/ccie_rs >> > > >> > _______________________________________________ >> > For more information regarding industry leading CCIE Lab training, >> please >> > visit www.ipexpert.com >> > >> > Are you a CCNP or CCIE and looking for a job? Check out >> > www.PlatinumPlacement.com >> > >> > http://onlinestudylist.com/mailman/listinfo/ccie_rs >> > >> _______________________________________________ >> For more information regarding industry leading CCIE Lab training, please >> visit www.ipexpert.com >> >> Are you a CCNP or CCIE and looking for a job? Check out >> www.PlatinumPlacement.com >> >> http://onlinestudylist.com/mailman/listinfo/ccie_rs >> > > _______________________________________________ For more information regarding industry leading CCIE Lab training, please visit www.ipexpert.com Are you a CCNP or CCIE and looking for a job? Check out www.PlatinumPlacement.com http://onlinestudylist.com/mailman/listinfo/ccie_rs
