25.03.2019 17:56, Kevin Wolf wrote:
> Am 25.01.2019 um 15:36 hat Vladimir Sementsov-Ogievskiy geschrieben:
>> 25.01.2019 17:21, Vladimir Sementsov-Ogievskiy wrote:
>>> Results on tmpfs:
>>> cached is lseek cache by Kevin
>>> detect is this patch
>>> no lseek is just remove block_status query on bs-
Am 25.01.2019 um 15:36 hat Vladimir Sementsov-Ogievskiy geschrieben:
> 25.01.2019 17:21, Vladimir Sementsov-Ogievskiy wrote:
> > Results on tmpfs:
> > cached is lseek cache by Kevin
> > detect is this patch
> > no lseek is just remove block_status query on bs->file->bs in
> > bdrv_co_bloc
Am 22.03.2019 um 17:20 hat Vladimir Sementsov-Ogievskiy geschrieben:
> 25.01.2019 17:21, Vladimir Sementsov-Ogievskiy wrote:
> > drv_co_block_status digs bs->file for additional, more accurate search
> > for hole inside region, reported as DATA by bs since 5daa74a6ebc.
> >
> > This accuracy is not
25.01.2019 17:21, Vladimir Sementsov-Ogievskiy wrote:
> drv_co_block_status digs bs->file for additional, more accurate search
> for hole inside region, reported as DATA by bs since 5daa74a6ebc.
>
> This accuracy is not free: assume we have qcow2 disk. Actually, qcow2
> knows, where are holes and
ping
06.02.2019 15:30, Vladimir Sementsov-Ogievskiy wrote:
> ping.
>
> Finally, what about this?
>
> 25.01.2019 17:21, Vladimir Sementsov-Ogievskiy wrote:
>> drv_co_block_status digs bs->file for additional, more accurate search
>> for hole inside region, reported as DATA by bs since 5daa74a6ebc
ping.
Finally, what about this?
25.01.2019 17:21, Vladimir Sementsov-Ogievskiy wrote:
> drv_co_block_status digs bs->file for additional, more accurate search
> for hole inside region, reported as DATA by bs since 5daa74a6ebc.
>
> This accuracy is not free: assume we have qcow2 disk. Actually, q
25.01.2019 17:21, Vladimir Sementsov-Ogievskiy wrote:
> drv_co_block_status digs bs->file for additional, more accurate search
> for hole inside region, reported as DATA by bs since 5daa74a6ebc.
>
> This accuracy is not free: assume we have qcow2 disk. Actually, qcow2
> knows, where are holes and
drv_co_block_status digs bs->file for additional, more accurate search
for hole inside region, reported as DATA by bs since 5daa74a6ebc.
This accuracy is not free: assume we have qcow2 disk. Actually, qcow2
knows, where are holes and where is data. But every block_status
request calls lseek additi
