Re: Path forward for Virtualized Swap?

[Rik van Riel]

On Sun, 2026-09-20 at 14:18 -1000, Chris Li wrote:
> On Sat, Sep 19, 2026 at 3:07 PM Rik van Riel <riel@xxxxxxxxxxx>
> wrote:
> > 
> > > 
> > > For our deployment, we only compress about 7-10% of the system
> > > memory
> > > before performance starts to suffer. The feedback loop will scale
> > > it
> > > back. I am very curious do you have actual work load to swap out
> > > 100%
> > > of the RAM.
> > 
> > One common workload is a web browser with idle tabs.
> > 
> > Those often compress pretty well, a ratio of 4:1 is
> > not unheard of, which makes it easy to fill up
> > 1/3 of memory with 133% of memory's worth of compressed
> > memory.
> 
> You did not answer my question. You are talking about user-space
> processes (browsers). Do you run your browser in the data center, or
> is that a laptop workload?

The browser runs on the desktop, but the same
kernel runs on both.

The things we build here cannot be optimized for
just one single workload. They have to work
everywhere.


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