kevin wrote:
> I think it's because you only see deltas from N to N+1 now and before
> you saw deltas from N to N+X before. So, I think if we made it somehow
> create older deltas, you would again see better savings. The issue
> doesn't just cause there to be fewer deltas, but it also causes
On 11/9/21 7:46 AM, Stephen John Smoogen wrote:
> On Tue, 9 Nov 2021 at 04:39, Rajeesh K V wrote:
>>
I remember seeing 60-70% reduction really often, and 90+ periodically.
I've
read Kevin's explanation of why it's not working as well now, but I wonder
what changed between
On Tue, 9 Nov 2021 at 04:39, Rajeesh K V wrote:
>
> > > I remember seeing 60-70% reduction really often, and 90+ periodically.
> > > I've
> > > read Kevin's explanation of why it's not working as well now, but I wonder
> > > what changed between the early implementation when results were very
> > I remember seeing 60-70% reduction really often, and 90+ periodically. I've
> > read Kevin's explanation of why it's not working as well now, but I wonder
> > what changed between the early implementation when results were very good
> > and now, when they really aren't.
>
> I think it's
On 11/8/21 12:36 PM, Simo Sorce wrote:
> On Sat, 2021-11-06 at 07:43 +, Daniel Alley wrote:
>>> On Wed, Aug 11, 2021 at 10:03:50PM +0200, Marek Marczykowski-
>>> Górecki wrote:
>>> I do think we should drop drpms or make them more useful, but I
>>> don't
>>> think there's any security angle
On Sun, Nov 07, 2021 at 10:43:33AM -0800, Gordon Messmer wrote:
> On 11/7/21 01:14, Rajeesh K V wrote:
> > Deltarpm did
> > reduce a lot of update download size for many years since 2007
>
>
> I remember seeing 60-70% reduction really often, and 90+ periodically. I've
> read Kevin's explanation
On Sat, 2021-11-06 at 07:43 +, Daniel Alley wrote:
> > On Wed, Aug 11, 2021 at 10:03:50PM +0200, Marek Marczykowski-
> > Górecki wrote:
> > I do think we should drop drpms or make them more useful, but I
> > don't
> > think there's any security angle here. (see below)
> >
> > drpms work by
Stephen John Smoogen writes:
> On Mon, 8 Nov 2021 at 04:32, Michael Schroeder wrote:
>>
>> On Sat, Nov 06, 2021 at 07:43:02AM -, Daniel Alley wrote:
>> > Another issue - which is not per-se a security issue but it's still a
>> > problem - is that deltarpm uses md5 checksums pervasively.
On Sun, Nov 07, 2021 at 05:19:39PM -0600, Robby Callicotte via devel wrote:
> Having deltarpms turned on by default would seem to make the most sense in
> the
> IOT/Edge space, but in order to reap the most benefit these systems would
> have
> to download the deltas daily.
Fedora IoT uses
On Mon, 8 Nov 2021 at 04:32, Michael Schroeder wrote:
>
> On Sat, Nov 06, 2021 at 07:43:02AM -, Daniel Alley wrote:
> > Another issue - which is not per-se a security issue but it's still a
> > problem - is that deltarpm uses md5 checksums pervasively. They're
> > everywhere. And it uses
On 11/8/21 5:02 AM, Fabio Valentini wrote:
> On Sat, Nov 6, 2021 at 11:47 PM Marius Schwarz wrote:
>>
>> Am 11.08.21 um 22:03 schrieb Marek Marczykowski-Górecki:
>>> - there is also argument that people's connection bandwidth nowadays
>>> tends to be fast enough to make the package rebuilding
On Sun, 7 Nov 2021 at 13:44, Gordon Messmer wrote:
>
> On 11/7/21 01:14, Rajeesh K V wrote:
> > Deltarpm did
> > reduce a lot of update download size for many years since 2007
>
>
> I remember seeing 60-70% reduction really often, and 90+ periodically.
> I've read Kevin's explanation of why it's
On Mon, 8 Nov 2021 at 05:17, Samuel Sieb wrote:
>
> On 11/8/21 01:23, Demi Marie Obenour wrote:
> > On 11/7/21 12:15 AM, Sumit Bhardwaj wrote:
> >> It is not always about speed. There are still plenty of places in the world
> >> where people are on limited data plans and to them using delta rpms
On Sat, 2021-11-06 at 23:46 +0100, Marius Schwarz wrote:
> Am 11.08.21 um 22:03 schrieb Marek Marczykowski-Górecki:
> > - there is also argument that people's connection bandwidth
> > nowadays
> > tends to be fast enough to make the package rebuilding actually
> > slower than downloading
On 11/8/21 01:23, Demi Marie Obenour wrote:
On 11/7/21 12:15 AM, Sumit Bhardwaj wrote:
It is not always about speed. There are still plenty of places in the world
where people are on limited data plans and to them using delta rpms makes a
lot of sense. They can work with slow speeds but not
On Sat, Nov 6, 2021 at 11:47 PM Marius Schwarz wrote:
>
> Am 11.08.21 um 22:03 schrieb Marek Marczykowski-Górecki:
> > - there is also argument that people's connection bandwidth nowadays
> > tends to be fast enough to make the package rebuilding actually
> > slower than downloading the
On Sat, Nov 06, 2021 at 07:43:02AM -, Daniel Alley wrote:
> Another issue - which is not per-se a security issue but it's still a problem
> - is that deltarpm uses md5 checksums pervasively. They're everywhere. And
> it uses its own implementation of md5 which doesn't respect FIPS, so even
On 11/7/21 12:15 AM, Sumit Bhardwaj wrote:
> It is not always about speed. There are still plenty of places in the world
> where people are on limited data plans and to them using delta rpms makes a
> lot of sense. They can work with slow speeds but not with high data
> expenses. So i feel turning
On Saturday, November 6, 2021 11:15:00 PM CST Sumit Bhardwaj wrote:
> It is not always about speed. There are still plenty of places in the world
> where people are on limited data plans and to them using delta rpms makes a
> lot of sense. They can work with slow speeds but not with high data
>
On 11/7/21 01:14, Rajeesh K V wrote:
Deltarpm did
reduce a lot of update download size for many years since 2007
I remember seeing 60-70% reduction really often, and 90+ periodically.
I've read Kevin's explanation of why it's not working as well now, but I
wonder what changed between the
On Sun, 7 Nov 2021 at 00:16, Sumit Bhardwaj wrote:
>
> It is not always about speed. There are still plenty of places in the world
> where people are on limited data plans and to them using delta rpms makes a
> lot of sense. They can work with slow speeds but not with high data expenses.
> So
> > It is not always about speed. There are still plenty of places in the
> > world where people are on limited data plans and to them using delta
> > rpms makes a lot of sense. They can work with slow speeds but not with
> > high data expenses. So i feel turning it on by default and having a
> >
On 2021-11-06 21:15, Sumit Bhardwaj wrote:
It is not always about speed. There are still plenty of places in the
world where people are on limited data plans and to them using delta
rpms makes a lot of sense. They can work with slow speeds but not with
high data expenses. So i feel turning it
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On Sun, Nov 7, 2021 at 2:22 AM Demi Marie Obenour wrote:
> I have almost always seen it *increase* download times,
In my experience, while the download times may
be (slightly) reduced, on a number of my (slower)
systems, the rebuild of the rpm itself took longer
then it would have taken to
On 11/6/21 6:47 AM, Neal Gompa wrote:
> On Sat, Nov 6, 2021 at 3:43 AM Daniel Alley wrote:
>>
>>> On Wed, Aug 11, 2021 at 10:03:50PM +0200, Marek Marczykowski-Górecki wrote:
>>> I do think we should drop drpms or make them more useful, but I don't
>>> think there's any security angle here. (see
On 11/6/21 7:42 PM, Samuel Sieb wrote:
> On 11/6/21 15:46, Marius Schwarz wrote:
>> Am 11.08.21 um 22:03 schrieb Marek Marczykowski-Górecki:
>>> - there is also argument that people's connection bandwidth nowadays
>>> tends to be fast enough to make the package rebuilding actually
>>>
On 11/6/21 15:46, Marius Schwarz wrote:
Am 11.08.21 um 22:03 schrieb Marek Marczykowski-Górecki:
- there is also argument that people's connection bandwidth nowadays
tends to be fast enough to make the package rebuilding actually
slower than downloading the whole package (but that
Am 11.08.21 um 22:03 schrieb Marek Marczykowski-Górecki:
- there is also argument that people's connection bandwidth nowadays
tends to be fast enough to make the package rebuilding actually
slower than downloading the whole package (but that really vary between
different
Yeah rsync would be nice for instead at least for repository refreshes. No?
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That's a fair point, I was actually not aware that
https://github.com/rpm-software-management/drpm contained a completely separate
implementation of applydeltarpm.
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On Sat, Nov 6, 2021 at 3:43 AM Daniel Alley wrote:
>
> > On Wed, Aug 11, 2021 at 10:03:50PM +0200, Marek Marczykowski-Górecki wrote:
> > I do think we should drop drpms or make them more useful, but I don't
> > think there's any security angle here. (see below)
> >
> > drpms work by downloading
> On Wed, Aug 11, 2021 at 10:03:50PM +0200, Marek Marczykowski-Górecki wrote:
> I do think we should drop drpms or make them more useful, but I don't
> think there's any security angle here. (see below)
>
> drpms work by downloading the delta, then using it + the version you
> have installed to
I believe they have.
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On Thu, Aug 12, 2021 at 01:00:26AM +0200, Fabio Valentini wrote:
...snip...
>
> I wonder why there's so few drpms in most transactions I see?
> Does this system not prioritize packages, like, those that are
> installed on all variants, or installed by default on Workstation?
So, it's
On Thu, Aug 12, 2021 at 12:00:16AM +0200, Marek Marczykowski-Górecki wrote:
> On Wed, Aug 11, 2021 at 02:02:39PM -0700, Kevin Fenzi wrote:
> > drpms work by downloading the delta, then using it + the version you
> > have installed to recreate the signed rpm (just like you downloaded the
> > full
On Wed, Aug 11, 2021 at 11:03 PM Kevin Fenzi wrote:
>
> On Wed, Aug 11, 2021 at 10:03:50PM +0200, Marek Marczykowski-Górecki wrote:
> > Hi all,
> >
> > I think deltarpm is not really useful anymore:
> > - there are very few drpm files in the repository, see for example:
> >
> >
On Wed, Aug 11, 2021 at 02:02:39PM -0700, Kevin Fenzi wrote:
> drpms work by downloading the delta, then using it + the version you
> have installed to recreate the signed rpm (just like you downloaded the
> full signed update)
I'm worried about this process specifically. It does rather heavy
On Wed, Aug 11, 2021 at 10:03:50PM +0200, Marek Marczykowski-Górecki wrote:
> Hi all,
>
> I think deltarpm is not really useful anymore:
> - there are very few drpm files in the repository, see for example:
>
>
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