I know Linux is, the rest probably are too. I remember when tickless support was merged: https://lwn.net/Articles/549580/ https://lwn.net/Articles/549580/ htt

I know Linux is, the rest probably are too. I remember when tickless support was merged: https://lwn.net/Articles/549580/ https://lwn.net/Articles/549580/ https://lwn.net/Articles/659490/ https://lwn.net/Articles/659490/