On 2/16/19 1:39 PM, Dave Chinner wrote:
> On Sat, Feb 16, 2019 at 04:31:33PM +1100, Dave Chinner wrote:
>> On Fri, Feb 15, 2019 at 10:57:12AM +0100, Johannes Thumshirn wrote:
>>> (This is a joint proposal with Hannes Reinecke)
>>>
>>> Servers with NV-DIMM are slowly emerging in data centers but one
On Fri, Feb 15, 2019 at 9:40 PM Dave Chinner wrote:
>
> On Sat, Feb 16, 2019 at 04:31:33PM +1100, Dave Chinner wrote:
> > On Fri, Feb 15, 2019 at 10:57:12AM +0100, Johannes Thumshirn wrote:
> > > (This is a joint proposal with Hannes Reinecke)
> > >
> > > Servers with NV-DIMM are slowly emerging i
14.02.2019 14:37, André Malm пишет:
> Hello,
>
> I'm not sure this is the right forum to ask on but I'll try and if its
> not I do apologize. I have also created a stack overflow question
> without success (
> https://stackoverflow.com/questions/54634703/btrfs-send-with-parent-different-size-depen
15.02.2019 21:56, Remi Gauvin пишет:
> On 2019-02-15 1:38 p.m., Chris Murphy wrote:
>>
>> Well I'd say maybe use -vvv and --no-data instead of -f and see what
>> it's doing. It sounds like the former has no payload, just difference
>> information, and the latter has a payload. I don't know why.
>>
15.02.2019 22:11, Chris Murphy пишет:
...
>>>
>>> It doesn't work this way.
>>
>> It works exactly this way.
>
> Unproven. And in fact we have an example where it does not work, hence
> the point of the thread!
>
> The proven way it works, is as I've described, and many emails over a
> decade on
16.02.2019 23:26, Andrei Borzenkov пишет:
...
>> Difference suggests the order does not matter. Increment suggests it
>> does matter.
>>
>> btrfs sub create A
>> cp somestuff A
>> btrfs sub snap -r A a.1
>> cp morestuff A
>> btrfs sub snap -r A a.2
>>
>> The normal case of send is:
>>
>> btrfs send
Thanks a lot for your help.
@Qu Wenruo: WIll zero log after completing the backup
@Chris Murphy: First of all, mount -ro,nologreplay works.
dump-tree displays two items:
# btrfs insp dump-tree -b 88560877568 --follow /dev/mapper/cryptroot
btrfs-progs v4.19.1
leaf 88560877568 items 2 free space 1
On Sat, Feb 16, 2019 at 09:05:31AM -0800, Dan Williams wrote:
> On Fri, Feb 15, 2019 at 9:40 PM Dave Chinner wrote:
> >
> > On Sat, Feb 16, 2019 at 04:31:33PM +1100, Dave Chinner wrote:
> > > On Fri, Feb 15, 2019 at 10:57:12AM +0100, Johannes Thumshirn wrote:
> > > > (This is a joint proposal with
On Fri, Feb 15, 2019 at 02:39:25PM -0800, Darrick J. Wong wrote:
> From: Darrick J. Wong
>
> d_tmpfile was introduced to instantiate an inode in the dentry cache as
> a temporary file. This helper decrements the inode's nlink count and
> dirties the inode, presumably so that filesystems could ca
On Feb 14, 2019, at 11:59 PM, Omar Sandoval wrote:
>
> On Fri, Feb 15, 2019 at 11:16:57AM +1100, Dave Chinner wrote:
>> On Thu, Feb 14, 2019 at 03:14:29PM -0800, Omar Sandoval wrote:
>>> I see a few options, none of which are particularly nice:
>>>
>>> 1. Filesystems like XFS could choose not to
On 2019-02-16 3:08 p.m., Andrei Borzenkov wrote:
>
> File size of "real" server.jar is not exact multiple of btrfs block size
> (4096) which causes the last extent to be "incomplete". btrfs won't
> clone extent in this case. You can trivially reproduce it by using the
> same size in the first cas
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