Facebook Posts Latest Memory Controller Patches With Up To 45% Better Slab Utilization

[phoronix]

Phoronix: Facebook Posts Latest Memory Controller Patches With Up To 45% Better Slab Utilization

Facebook engineer Roman Gushchin presented a new slab memory controller for Linux last September. The new memory controller has been very promising with the potential of using 30~40% less memory and less memory fragmentation, among other benefits. The third revision to that kernel work has now been sent out for evaluation...

http://www.phoronix.com/scan.php?page=news_item&px=Slab-Memory-Controller-V3

[Aryma]

how can this benefit desktop user ?

[Jabberwocky]

I wonder if this will help the situation where my computer freezes for a few minutes when I move my 50 to 100 browser tabs from one browser window to another.

[halo9en]

how can this benefit desktop user ?

I for one can't wait to try this new slab allocator. There was a time where desktop users kept on tweaking & benchmarking different allocators... e.g. https://events.static.linuxfound.org...allocators.pdf and https://lwn.net/Articles/311502/

[xpue]

...

Which new allocator? Cgroups memory controller is a completely different thing, used in containers.

[intelfx]

Which new allocator?

Slab allocator.

Cgroups memory controller is a completely different thing, used in containers.

Cgroups cpu/memory controllers are used in 100% of modern distributions, courtesy of systemd.

[xpue]

Slab allocator

Slab allocator(simply called slab) in kernel is ancient and not new at all.

[Azrael5]

This is an excellent news.

[Azrael5]

I red about a news dealing with saving lifespan of SSD Does anyone remember which post it was?

[Almindor]

I wonder if there are security implications wrt. sharing and cgroups...