Re: [Qemu-devel] qemu-user performance

2018-11-16 Thread Etienne Dublé
On 16/11/2018 16:41, Emilio G. Cota wrote: There's a recent paper that implements something similar to what you propose: "A General Persistent Code Caching Framework for Dynamic Binary Translation (DBT)", ATC'16 https://www.usenix.org/system/files/conference/atc16/atc16_paper-wang.pdf

Re: [Qemu-devel] qemu-user performance

2018-11-16 Thread Emilio G. Cota
On Fri, Nov 16, 2018 at 14:55:01 +0100, Etienne Dublé wrote: (snip) > So the idea is: what if we could share the cache of code already translated > between all those processes? > There would be sereral ways to achieve this: > * use a shared memory area for the cache, and locking mechanisms. > * hav

[Qemu-devel] qemu-user performance

2018-11-16 Thread Etienne Dublé
Hello, Please forgive my little knowledge about qemu internals. Some time ago I had an idea that might improve usage of qemu user mode (I believe) and I would like to get your thoughts about it. Context: qemu-user is used by more and more people to run containers (e.g. docker) based on a differe