RE: [RFC 1/2] Protect larger order pages from breaking up

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



> 
> Yup it has a pool for everyone. Question is how to divide the loot ;-)
> 
> > IIRC, Guy Shattah's use case was for allocations greater than MAX_ORDER.
> > This would not directly address that.  A huge contiguous area (2GB) is
> > the sweet spot' for best performance in his case.  However, I think he
> > could still benefit from using a set of larger (such as 2MB) size
> > allocations which this scheme could help with.
> 
> MAX_ORDER can be increased to allow for larger allocations. IA64 has f.e.
> a much larger MAX_ORDER size. So does powerpc. And then the reservation
> scheme will work.
> 

MAX_ORDER can be increased only if kernel is recompiled. 
It won't work for code running for the general case / typical user.
--
To unsubscribe from this list: send the line "unsubscribe linux-rdma" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Index of Archives]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Photo]     [Yosemite News]     [Yosemite Photos]     [Linux Kernel]     [Linux SCSI]     [XFree86]

  Powered by Linux