On 08/04/2016 11:01 PM, Dave Chinner wrote:
On Thu, Aug 04, 2016 at 10:28:44AM -0400, Chris Mason wrote:
On 08/04/2016 02:41 AM, Dave Chinner wrote:
Simple test. 8GB pmem device on a 16p machine:
# mkfs.btrfs /dev/pmem1
# mount /dev/pmem1 /mnt/scratch
# dbench -t 60 -D /mnt/scratch 16
An
On Thu, Aug 04, 2016 at 10:28:44AM -0400, Chris Mason wrote:
>
>
> On 08/04/2016 02:41 AM, Dave Chinner wrote:
> >
> >Simple test. 8GB pmem device on a 16p machine:
> >
> ># mkfs.btrfs /dev/pmem1
> ># mount /dev/pmem1 /mnt/scratch
> ># dbench -t 60 -D /mnt/scratch 16
> >
> >And heat your room wit
On 08/04/2016 02:41 AM, Dave Chinner wrote:
Simple test. 8GB pmem device on a 16p machine:
# mkfs.btrfs /dev/pmem1
# mount /dev/pmem1 /mnt/scratch
# dbench -t 60 -D /mnt/scratch 16
And heat your room with the warm air rising from your CPUs. Top
half of the btrfs profile looks like:
36.71%
Simple test. 8GB pmem device on a 16p machine:
# mkfs.btrfs /dev/pmem1
# mount /dev/pmem1 /mnt/scratch
# dbench -t 60 -D /mnt/scratch 16
And heat your room with the warm air rising from your CPUs. Top
half of the btrfs profile looks like:
36.71% [kernel] [k] _raw_spin_unlock_irqrestore