On 30.12.2014 12:07, Denis V. Lunev wrote:
On 30/12/14 13:55, Peter Lieven wrote:
Am 30.12.2014 um 10:20 schrieb Denis V. Lunev:
These patches eliminate data writes completely on Linux if fallocate
FALLOC_FL_ZERO_RANGE or FALLOC_FL_PUNCH_HOLE are supported on
underlying filesystem.
I have per
On 30/12/14 13:55, Peter Lieven wrote:
Am 30.12.2014 um 10:20 schrieb Denis V. Lunev:
These patches eliminate data writes completely on Linux if fallocate
FALLOC_FL_ZERO_RANGE or FALLOC_FL_PUNCH_HOLE are supported on
underlying filesystem.
I have performed several tests with non-aligned falloc
Am 30.12.2014 um 10:20 schrieb Denis V. Lunev:
> These patches eliminate data writes completely on Linux if fallocate
> FALLOC_FL_ZERO_RANGE or FALLOC_FL_PUNCH_HOLE are supported on
> underlying filesystem.
>
> I have performed several tests with non-aligned fallocate calls and
> in all cases (wit
These patches eliminate data writes completely on Linux if fallocate
FALLOC_FL_ZERO_RANGE or FALLOC_FL_PUNCH_HOLE are supported on
underlying filesystem.
I have performed several tests with non-aligned fallocate calls and
in all cases (with non-aligned fallocates) Linux performs fine, i.e.
areas