On Thu, Mar 08, 2012 at 09:59:41PM +0530, Akshay Karle wrote: > Hi, > > We are undergraduate engineering students of Maharashtra Academy of > Engineering, Pune, India and we are working on a project entitled > 'Transcendent Memory on KVM' as a part of our academics. > The project members are: > 1. Ashutosh Tripathi > 2. Shreyas Mahure > 3. Nishant Gulhane > 4. Akshay Karle > > --- > Project Description: > What is Transcendent Memory(tmem in short)? > Transcendent Memory is a memory optimization technique for the > virtualized environment. It collects the underutilized memory of the > guests and the unassigned(fallow) memory of the host and places it into > a central tmem pool. Indirect access to this pool is then provided to the guests. > For further information on tmem, please refer the article on lwn by Dr. > Dan Magenheimer: > http://lwn.net/Articles/454795/ > > Since kvm is one of the most popular hypervisors available, > we decided to implement this technique for kvm. > > --- > kvm-tmem Patch details: > This patch adds appropriate shims at the guest that invokes the kvm > hypercalls, and the host uses zcache pools to implement the required > functions. Great! > > To enable tmem on the 'kvm host' add the boot parameter: > "kvmtmem" > And to enable tmem in the 'kvm guests' add the boot parameter: > "tmem" > > The diffstat details for this patch are given below: > arch/x86/include/asm/kvm_host.h | 1 > arch/x86/kvm/x86.c | 4 > drivers/staging/zcache/Makefile | 2 > drivers/staging/zcache/kvm-tmem.c | 356 +++++++++++++++++++++++++++++++++++ > drivers/staging/zcache/kvm-tmem.h | 55 +++++ > drivers/staging/zcache/zcache-main.c | 98 ++++++++- > include/linux/kvm_para.h | 1 > 7 files changed, 508 insertions(+), 9 deletions(-) > > We have already uploaded our work alongwith the 'Frontswap' submitted by Dan, > on the following link: > https://github.com/akshaykarle/kvm-tmem > > Any comments/feedback would be appreciated and will help us a lot with our work. Great. Will do. > > Regards, > Akshay -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
