Hi Matt, Thanks a lot for posting this. This will be helpful.
I used to fix the problem by install a virtualbox ( https://www.virtualbox.org/) and do the mount/unmounts in the virtual machine. -Tao On Fri, Mar 28, 2014 at 8:57 AM, Christian Pinto <[email protected]>wrote: > Thank you so much, > > i also have the sudo problem here. I'll definitely try your tool. > > Christian > Il 28/mar/2014 16:35 "Paul Rosenfeld" <[email protected]> ha scritto: > > Thanks for posting this. I am going to be using gem5 on some machines that >> I don't have root access on and this is going to be super helpful. >> >> >> On Fri, Mar 28, 2014 at 10:56 AM, Matt Poremba <[email protected]> wrote: >> >>> Hi Christian, >>> >>> >>> This probably isn't exactly the answer you are looking for, but I wrote >>> a tool that allows you to mount the host file system running gem5 (similar >>> to /host in simics if you are familiar with that). If you're interested, >>> you can try it out and see if it works for you. Git remotes and guide are >>> here: >>> >>> https://github.com/abmerop/gem5fs >>> https://bitbucket.org/mrp5060/gem5fs >>> >>> (I actually wrote this because I don't have sudo access on my university >>> machine to mount disk images. But you can see if it solves this problem >>> too.) >>> >>> -- >>> Matt Poremba >>> Ph.D. Candidate >>> 354B IST Building >>> Pennsylvania State University >>> University Park, PA 16802 >>> >>> >>> On Fri, Mar 28, 2014 at 5:56 AM, Christian Pinto < >>> [email protected]> wrote: >>> >>>> Hi all, >>>> >>>> I am Christian Pinto, PhD student at university of Bologna. >>>> >>>> I am actually working on gem5-gpu, but i ran into a problem which i >>>> think is strictly related to gem5. >>>> >>>> For my project i need to run different benchmarks on gem5-gpu, booting >>>> linux on x86 64bit (the kernel is Linux x86_64-vmlinux-2.6.28.4-smp). >>>> >>>> Since the boot is quite long, i thought to take a checkpoint just after >>>> the boot is completed. Then when i change the benchmark i should just >>>> modify the disk image, and run again gem5 resuming the simulation from the >>>> checkpoint. >>>> >>>> The checkpoint part worked fine, gem5 resumes just aftre the boot. The >>>> problem is that the disk image is not changing, even if i have mounted the >>>> image, deleted a file and put a new one inside. When i boot the system i >>>> still see the old file. It is frustrating to wait the whole boot for each >>>> benchmark i run. >>>> >>>> I have also tried to disable the COW image, and gem 5 is directly >>>> working on the raw disk image. >>>> >>>> Am i doing something wrong? Can you give me some help? Even a different >>>> method to dynamically modify the disk image is welcome. >>>> >>>> >>>> >>>> Thanks >>>> >>>> Christian >>>> >>>> >>>> -- >>>> Christian Pinto >>>> >>>> *PhD Student - *DEI Department >>>> University of Bologna >>>> >>>> --------------------------------------------------------------------------- >>>> Tel: +39 0512093938 >>>> Address: GPULab - Via Saragozza, 8. Bologna, Italy >>>> web: www-micrel.deis.unibo.it/~pinto >>>> >>>> _______________________________________________ >>>> gem5-users mailing list >>>> [email protected] >>>> http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users >>>> >>> >>> >>> _______________________________________________ >>> gem5-users mailing list >>> [email protected] >>> http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users >>> >> >> >> _______________________________________________ >> gem5-users mailing list >> [email protected] >> http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users >> > > _______________________________________________ > gem5-users mailing list > [email protected] > http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users >
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