Re: [CentOS] Kernel live patching on CentOS Stream 9

2022-01-14 Thread Gionatan Danti
Il 2022-01-14 15:30 Johnny Hughes ha scritto: No .. none of the CentOS Kernels were EVER binary compatible with any RHEL kernel. CentOS Linux has always been (now also including CentOS Stream 8 and 9) a completely separate 'closed' build system. We use the SAME source code to build things,

Re: [CentOS] Kernel live patching on CentOS Stream 9

2022-01-14 Thread Johnny Hughes
On 1/14/22 08:30, Johnny Hughes wrote: On 1/14/22 07:57, Gionatan Danti wrote: Il 2022-01-14 13:17 Josh Boyer ha scritto: RHEL's kernel live patching uses upstream open source kpatch.  The sources to the kpatches are delivered in customer facing CDN repos at the same time as the kpatch itself. 

Re: [CentOS] Kernel live patching on CentOS Stream 9

2022-01-14 Thread Johnny Hughes
On 1/14/22 07:57, Gionatan Danti wrote: Il 2022-01-14 13:17 Josh Boyer ha scritto: RHEL's kernel live patching uses upstream open source kpatch.  The sources to the kpatches are delivered in customer facing CDN repos at the same time as the kpatch itself.  We do not use proprietary code to

Re: [CentOS] Kernel live patching on CentOS Stream 9

2022-01-14 Thread Gionatan Danti
Il 2022-01-14 13:17 Josh Boyer ha scritto: RHEL's kernel live patching uses upstream open source kpatch. The sources to the kpatches are delivered in customer facing CDN repos at the same time as the kpatch itself. We do not use proprietary code to produce or apply the kpatches. I can only

Re: [CentOS] Kernel live patching on CentOS Stream 9

2022-01-14 Thread Josh Boyer
On Thu, Jan 13, 2022 at 2:13 PM Valeri Galtsev wrote: > > > > On 1/13/22 1:01 PM, Gordon Messmer wrote: > > On 1/13/22 09:32, Valeri Galtsev wrote: > >> In layman's language summary: RedHat Enterprise features (including > >> "live" kernel patching) are to be expected _only_ in RedHat Enterprise

Re: [CentOS] Kernel live patching on CentOS Stream 9

2022-01-13 Thread Kenneth Porter
--On Thursday, January 13, 2022 2:10 PM -0500 Valeri Galtsev wrote: We never had it in CentOS in the past, but I'm just curious: is live patching proprietary piece of RHEL? I know there are several solutions, way back there was paid one called splice, my Boss's son was one of the developers

Re: [CentOS] Kernel live patching on CentOS Stream 9

2022-01-13 Thread Valeri Galtsev
On 1/13/22 1:01 PM, Gordon Messmer wrote: On 1/13/22 09:32, Valeri Galtsev wrote: In layman's language summary: RedHat Enterprise features (including "live" kernel patching) are to be expected _only_ in RedHat Enterprise "binary replica" distributions, which CentOS Stream is not. I don't

Re: [CentOS] Kernel live patching on CentOS Stream 9

2022-01-13 Thread Gordon Messmer
On 1/13/22 09:32, Valeri Galtsev wrote: In layman's language summary: RedHat Enterprise features (including "live" kernel patching) are to be expected _only_ in RedHat Enterprise "binary replica" distributions, which CentOS Stream is not. I don't think that's true, exactly.  As far as I

Re: [CentOS] Kernel live patching on CentOS Stream 9

2022-01-13 Thread Valeri Galtsev
On 1/13/22 12:28 PM, Johnny Hughes wrote: On 1/7/22 12:18, Gordon Messmer wrote: On 1/7/22 09:39, Gionatan Danti wrote: is kernel live patching working for CentOS Stream 9? https://access.redhat.com/solutions/2206511 My understanding of live kernel patching is that the feature allows

Re: [CentOS] Kernel live patching on CentOS Stream 9

2022-01-13 Thread Johnny Hughes
On 1/7/22 12:18, Gordon Messmer wrote: On 1/7/22 09:39, Gionatan Danti wrote: is kernel live patching working for CentOS Stream 9? https://access.redhat.com/solutions/2206511 My understanding of live kernel patching is that the feature allows systems to update specific individual kernel

Re: [CentOS] Kernel live patching on CentOS Stream 9

2022-01-07 Thread Gionatan Danti
Il 2022-01-07 19:07 Brian Stinson ha scritto: There are 2 things to note here about kernel live patching: - We do not provide patch files in CentOS Stream (or previously in CentOS Linux, for that matter). We've always recommended RHEL as a better fit for folks that have hard requirements on this

Re: [CentOS] Kernel live patching on CentOS Stream 9

2022-01-07 Thread Gordon Messmer
On 1/7/22 10:36, Kenneth Porter wrote: If Stream is to be the next RHEL, wouldn't you want to test this kind of thing so the RHEL subscribers don't have to? Red Hat does not rely on end-users to test their software.  (And that's definitely not what Stream is for.)

Re: [CentOS] Kernel live patching on CentOS Stream 9

2022-01-07 Thread Josh Boyer
On Fri, Jan 7, 2022 at 1:36 PM Kenneth Porter wrote: > > On 1/7/2022 10:07 AM, Brian Stinson wrote: > > - We do not provide patch files in CentOS Stream (or previously in > > CentOS Linux, for that matter). We've always recommended RHEL as a > > better fit for folks that have hard requirements on

Re: [CentOS] Kernel live patching on CentOS Stream 9

2022-01-07 Thread Kenneth Porter
On 1/7/2022 10:07 AM, Brian Stinson wrote: - We do not provide patch files in CentOS Stream (or previously in CentOS Linux, for that matter). We've always recommended RHEL as a better fit for folks that have hard requirements on this sort of workflow. If Stream is to be the next RHEL, wouldn't

Re: [CentOS] Kernel live patching on CentOS Stream 9

2022-01-07 Thread Gordon Messmer
On 1/7/22 09:39, Gionatan Danti wrote: is kernel live patching working for CentOS Stream 9? https://access.redhat.com/solutions/2206511 My understanding of live kernel patching is that the feature allows systems to update specific individual kernel functions, and is primarily useful

Re: [CentOS] Kernel live patching on CentOS Stream 9

2022-01-07 Thread Brian Stinson
On Fri, Jan 7, 2022 at 11:39 AM Gionatan Danti wrote: > > Dear all, > is kernel live patching working for CentOS Stream 9? > > I know that I can enable it via cockpit or the command line, but are > kernel patch files really available or do they require an active RHEL > sub

[CentOS] Kernel live patching on CentOS Stream 9

2022-01-07 Thread Gionatan Danti
Dear all, is kernel live patching working for CentOS Stream 9? I know that I can enable it via cockpit or the command line, but are kernel patch files really available or do they require an active RHEL subscription? Thanks. -- Danti Gionatan Supporto Tecnico Assyoma S.r.l. - www.assyoma.it