New publications for Linux on Z and LinuxONE

2021-07-01 Thread Dorothea Matthaeus
New publications are available now on the IBM Docs site for Linux on Z and LinuxONE openCryptoki - An Open Source Impementation of PKCS #11 openCryptoki is an open source implementation of the Cryptoki API as defined by the PKCS #11 Cryptographic Token Interface Standard. This new publication

Linux on Z and LinuxONE publications for Red Hat Enterprise Linux 8.4

2021-05-20 Thread Dorothea Matthaeus
Linux on Z and LinuxONE Content Design IBM Deutschland Research and Development GmbH -- For LINUX-390 subscribe / signoff / archive access instructions, send email to lists...@vm.marist.edu with the message: INFO LINUX-390

.NET on Linux on Z

2021-02-17 Thread Neale Ferguson
We're making progress with dotnet on Z. Lots of work still to be done but Uli Weigand has been making headway in leaps and bounds and the dotnet keepers have been superb in their support… dotnetbld@aussie-3:~/HelloWorld$ ~/dotnet/dotnet new console The template "Console Application" was created

Re: Best stealing explanation for z/Linux under z/VM

2021-01-21 Thread Harder, Pieter
In fact it was easy, it is right here at Velocity: http://www.velocitysoftware.com/VMSTEAL.PDF Van: Harder, Pieter Verzonden: donderdag 21 januari 2021 17:41 Aan: Linux on 390 Port Onderwerp: Re: Best stealing explanation for z/Linux under z/VM I remember

Re: Best stealing explanation for z/Linux under z/VM

2021-01-21 Thread Harder, Pieter
: donderdag 21 januari 2021 14:57 Aan: LINUX-390@VM.MARIST.EDU Onderwerp: Best stealing explanation for z/Linux under z/VM Does anybody know a explanation and/or presentation that explain the z/Linux steal under z/VM? The open group uses the argue that shows steal under the guest is one of the reason

Re: Best stealing explanation for z/Linux under z/VM

2021-01-21 Thread van Sleeuwen, Berry
. IIRC Barton Robinson once commented that Linux used to use the wall-clock time to calculate the CPU usage. So it was quite easy to compensate the Linux view with z/VM metrics. When virtualization became more common the kernel started reporting on steal time. But the reported CPU and steal time

Re: Best stealing explanation for z/Linux under z/VM

2021-01-21 Thread Victor Echavarry
Rich: Where are they seeing this steal time? Under the z/Linux guest. ESALNXS show different values comparing with the guest. Regards, Victor Echavarry System Programmer Operating Systems EVERTEC. LLC -Original Message- From: Linux on 390 Port On Behalf Of Rich Smrcina Sent

Re: Best stealing explanation for z/Linux under z/VM

2021-01-21 Thread Rich Smrcina
, at 7:57 AM, Victor Echavarry > wrote: > > Does anybody know a explanation and/or presentation that explain the z/Linux > steal under z/VM? The open group uses the argue that shows steal under the > guest is one of the reason of high CPU usage. But when I check under ve

Best stealing explanation for z/Linux under z/VM

2021-01-21 Thread Victor Echavarry
Does anybody know a explanation and/or presentation that explain the z/Linux steal under z/VM? The open group uses the argue that shows steal under the guest is one of the reason of high CPU usage. But when I check under velocity the VM is fine and shows no contention of any guest or show

New videos and publications - Linux on Z and LinuxONE, Red Hat OpenShift

2020-12-10 Thread Dorothea Matthaeus
Linux on IBM Z and LinuxONE Content Design IBM Deutschland Research and Development GmbH -- For LINUX-390 subscribe / signoff / archive access instructions, send email to lists...@vm.marist.edu with the message: INFO LINUX-390

Re: Article on 20 years of Linux in z

2020-09-17 Thread Jack Woehr
https://newsroom.ibm.com/Bringing-Linux-to-IBM-Z Here's the very long article I wrote at the time based on interviews and get-togethers at SHARE 94 in Anaheim in the year 2000. https://www.drdobbs.com/open-source/linux-on-the-ibm-s390/184404406 -- Jack Woehr # Woehr's Asymptote

Re: Article on 20 years of Linux in z

2020-09-17 Thread Mark Post
On 9/17/20 9:03 AM, Neale Ferguson wrote: > A good interview with Boas Betzler and I go Adlung. I especially like the > dedication at the end of the article. > > https://newsroom.ibm.com/Bringing-Linux-to-IBM-Z Indeed. I still miss Martin as a person and colleague. There's another a

Article on 20 years of Linux in z

2020-09-17 Thread Neale Ferguson
A good interview with Boas Betzler and I go Adlung. I especially like the dedication at the end of the article. https://newsroom.ibm.com/Bringing-Linux-to-IBM-Z -- For LINUX-390 subscribe / signoff / archive access instructions

Re: Docker to provision Linux on Z/VM

2020-06-16 Thread Timothy Sipples
Peter wrote: >Does anyone has a practice to use docker to deploy linux in zVM ? Please expand on your question if possible. For example, are you looking for one, or a set of, Docker container images that provide(s) provisioning services for various Linux guests on z/VM? Or do you want to

Docker to provision Linux on Z/VM

2020-06-15 Thread Peter
Hello, Cross posted Does anyone has a practice to use docker to deploy linux in zVM ? Peter -- For LINUX-390 subscribe / signoff / archive access instructions, send email to lists...@vm.marist.edu with the message: INFO

Re: OpenShift 4.2 for Linux on Z now available as a tech preview.

2019-12-09 Thread Timothy Sipples
Tuan Hoang wrote: >It will run on whatever env RHEL8 is supported. >RHCOS is built from RHEL8 contents/binaries. That means IBM z13 processors and higher, including IBM LinuxONE Emperor and IBM LinuxONE Rockhopper machines and higher.

Re: OpenShift 4.2 for Linux on Z now available as a tech preview.

2019-12-09 Thread Tuan Hoang
esday, November 27, 2019 6:11 AM > To: LINUX-390@VM.MARIST.EDU > Subject: [LINUX-390] OpenShift 4.2 for Linux on Z now available as a tech > preview. > > OpenShift 4.2 for Linux on Z now available as a tech preview. > > the link: > https://try.openshift.com/ &g

Re: OpenShift 4.2 for Linux on Z now available as a tech preview.

2019-12-06 Thread Gregg Levine
again." On Fri, Dec 6, 2019 at 7:12 PM Fred Bader wrote: > > > I'm not aware that OpenShift 4.2 for Linux on Z requires a z15. I didn't > notice that in the installation material on the Red Hat web site. I'm > pretty certain that the preview version has been installed here at the W

Re: OpenShift 4.2 for Linux on Z now available as a tech preview.

2019-12-06 Thread Fred Bader
I'm not aware that OpenShift 4.2 for Linux on Z requires a z15. I didn't notice that in the installation material on the Red Hat web site. I'm pretty certain that the preview version has been installed here at the WSC and that environment is running on a z14. I'm curious where you heard/read

Re: OpenShift 4.2 for Linux on Z now available as a tech preview.

2019-12-06 Thread Marcy Cortes
Is it true that it will be z15 only? -Original Message- From: Linux on 390 Port On Behalf Of Michel Beaulieu Sent: Wednesday, November 27, 2019 6:11 AM To: LINUX-390@VM.MARIST.EDU Subject: [LINUX-390] OpenShift 4.2 for Linux on Z now available as a tech preview. OpenShift 4.2

Linux on Z and LinuxONE publication: KVM Virtual Server Management

2019-11-28 Thread Dorothea Matthaeus
The following Linux on Z and LinuxONE publication is available: KVM Virtual Server Management Audience: KVM virtual server administrator Understand how to set up, configure, and operate Linux on KVM instances and their virtual devices running on the KVM host and IBM Z hardware This major

OpenShift 4.2 for Linux on Z now available as a tech preview.

2019-11-27 Thread Michel Beaulieu
OpenShift 4.2 for Linux on Z now available as a tech preview. the link: https://try.openshift.com/ Michel Beaulieu IBM Services (Canada) -- For LINUX-390 subscribe / signoff / archive access instructions, send email to lists

Linux on Z and LinuxONE publication: KVM Virtual Server Management

2019-11-26 Thread Dorothea Matthaeus
The following Linux on Z and LinuxONE publication is available: KVM Virtual Server Management Audience: KVM virtual server administrator Understand how to set up, configure, and operate Linux on KVM instances and their virtual devices running on the KVM host and IBM Z hardware This major

Linux on Z and LinuxONE publications for Red Hat Enterprise Linux 8.1

2019-11-07 Thread Dorothea Matthaeus
: https://www.ibm.com/support/knowledgecenter/linuxonibm/liaaf/lnz_r_rh81.html Dorothea Matthaeus Linux on Z and LinuxONE Information Development IBM Deutschland Research and Development GmbH -- For LINUX-390 subscribe

Re: Zimbra Collaboration server on Linux on Z

2019-08-22 Thread Neale Ferguson
Zimbra FOSS seems to build fine except for the JNI piece. I can't seem to get it to create the .so. I assume it's a configuration issue. Only a couple of changes required (i.e. let it recognize s390x as a target). On 8/20/19, 01:10, "Linux on 390 Port on behalf of Timothy Sipples" wrote:

Re: Zimbra Collaboration server on Linux on Z

2019-08-19 Thread Timothy Sipples
The source code is available under an OSI compliant license, so anybody is free to give it a try. https://github.com/Zimbra/ Timothy Sipples IT Architect Executive, Industry Solutions, IBM Z

Re: Zimbra Collaboration server on Linux on Z

2019-08-19 Thread Martha McConaghy
:18 AM, Jim Elliott wrote: I have a vague memory of this e-mail server being supported on Linux on Z from a few years ago. Does anyone here know if it is still supported/works? The Zimbra web site just list the various Linux distros supported with no platform info. Jim Elliott Senior Consultant

Zimbra Collaboration server on Linux on Z

2019-08-19 Thread Jim Elliott
I have a vague memory of this e-mail server being supported on Linux on Z from a few years ago. Does anyone here know if it is still supported/works? The Zimbra web site just list the various Linux distros supported with no platform info. Jim Elliott Senior Consultant - GlassHouse Systems Inc

Linux on Z Blog

2019-08-19 Thread Stefan Raspl
We're ramping up our efforts for the Linux on Z blog, located at https://linux-on-z.blogspot.com/ We plan to comment on latest upstream contributions, Linux distro releases, and publish the odd article on specific features like containters/Docker, SMC, et al. Note: KVM will continue to run

NEW: Linux on Z and LinuxONE videos for Pervasive Encryption

2019-05-21 Thread Dorothea Matthaeus
Linux on Z and LinuxONE Setting up Data Volumes for Pervasive Encryption - in less than ten minutes A new Linux security video illlustrates the ease of setting up data volumes for pervasive encryption. See: https://youtu.be/t2Ph_h0LcsQ Watch also the conceptual video

Re: ho-ho-holy smokes! Linux on z/VM and VMLINK

2018-12-25 Thread Mark Post
ss instructions, send email to lists...@vm.marist.edu with the message: INFO LINUX-390 or visit http://www.marist.edu/htbin/wlvindex?LINUX-390 -- For more information on Linux on System z, visit http://wiki.linuxvm.org/

Re: ho-ho-holy smokes! Linux on z/VM and VMLINK

2018-12-24 Thread Waite, Dick (External)
LINUX-390 -- For more information on Linux on System z, visit http://wiki.linuxvm.org/ Software AG – Sitz/Registered office: Uhlandstraße 12, 64297 Darmstadt, Germany – Registergericht/Commercial register: Darmstadt HRB 1562 -

Re: ho-ho-holy smokes! Linux on z/VM and VMLINK

2018-12-24 Thread Paul Flint
Greetings Rick, Merry Christmas and a Happy New Year. Regards, Paul Flint On Mon, 24 Dec 2018, Rick Troth wrote: Date: Mon, 24 Dec 2018 10:05:51 -0500 From: Rick Troth Reply-To: Linux on 390 Port To: LINUX-390@VM.MARIST.EDU Subject: ho-ho-holy smokes! Linux on z/VM and VMLINK Merry

ho-ho-holy smokes! Linux on z/VM and VMLINK

2018-12-24 Thread Rick Troth
LINUX-390 -- For more information on Linux on System z, visit http://wiki.linuxvm.org/

Kernel 4.19 documentation available - Linux on Z and LinuxONE

2018-12-19 Thread Dorothea Matthaeus
The new zpcictl tool helps you to handle defective PCIe devices, narrows down the cause of error, and allows to turn off or reset PCIe devices completely. See: Linux on Z and LinuxONE Device Drivers, Features, and Commands (Kernel 4.19) http://public.dhe.ibm.com/software/dw/linux390/docu

Kernel 4.19 documentation available - Linux on Z and LinuxONE

2018-12-19 Thread Dorothea Matthaeus
Matthaeus Linux on Z and LinuxONE Information Development IBM Deutschland Research and Development GmbH -- For LINUX-390 subscribe / signoff / archive access instructions, send email to lists...@vm.marist.edu

Re: S3 compatible private cloud server for Linux on Z

2018-12-11 Thread Timothy Sipples
X-390 or visit http://www.marist.edu/htbin/wlvindex?LINUX-390 -- For more information on Linux on System z, visit http://wiki.linuxvm.org/

Re: S3 compatible private cloud server for Linux on Z

2018-12-11 Thread Jim Elliott
Tim: Thanks! I knew about OpenStack Swift and the S3 API support, but was not aware that Spectrum Scale had this function. What we are looking to do is use z/OS DFSMS and a DS8880 to transparently tier data to an object storage cloud that exposes a S3 compatible API on Linux on Z (in a private

Re: S3 compatible private cloud server for Linux on Z

2018-12-11 Thread Ingo Adlung
Linux on 390 Port wrote on 11/12/2018 10:40:20: > From: Timothy Sipples > To: LINUX-390@VM.MARIST.EDU > Date: 11/12/2018 10:40 > Subject: Re: [LINUX-390] S3 compatible private cloud server for Linux on Z > Sent by: Linux on 390 Port > > What do you mean by "S3 compati

Re: S3 compatible private cloud server for Linux on Z

2018-12-11 Thread Michel Beaulieu
Hello, OpenStack Swift would do. Please verify that RedHat Linux on Z offers it, I know that Ubuntu and Suse do. Commercial: Consider IBM Spectrum Scale Michel Beaulieu IBM Canada Ltd |*| From: Linux on 390 Port on behalf of Jim Elliott Sent: December 10

Re: S3 compatible private cloud server for Linux on Z

2018-12-11 Thread Timothy Sipples
ndex?LINUX-390 -- For more information on Linux on System z, visit http://wiki.linuxvm.org/

S3 compatible private cloud server for Linux on Z

2018-12-10 Thread Jim Elliott
I am looking for an open source or commercial server application to provide an S3 compatible private cloud server for Linux on Z. Any suggestions? Jim Elliott -- For LINUX-390 subscribe / signoff / archive access instructions

Linux on Z Tuning Hints & Tips

2018-12-04 Thread Martin Kammerer
decided to let you know. Mit freundlichen Grüßen / Kind regards Martin Kammerer Manager Linux on IBM Z Performance Evaluation IBM Deutschland Research & Development GmbH www.ibm.com/developerworks/linux/linux390/perf/index.

New publications for Linux on Z and LinuxONE

2018-11-19 Thread Dorothea Matthaeus
Linux on Z and LinuxONE: Device Drivers Features and Commands on Ubuntu Server 18.04 LTS IBM-specific documentation for Ubuntu Server 18.04 LTS on IBM Z and LinuxONE See: IBM Knowledge Center https://www.ibm.com/support/knowledgecenter/linuxonibm/liaaf/lnz_r_u1804.html

Plan to join us at SHARE in Phoenix and SHARE your experience using VM or Linux on Z

2018-09-14 Thread Rick Barlow
Would you like to have a Winter sojourn to Phoenix where the temperature is warm and it is almost always sunny? Do you want to learn about the latest advances in Z hardware, z/VM, and Linux? *Come join us at SHARE in Phoenix.* While you are at it, why not consider SHAREing what is going

New Linux on Z blog is launched

2018-08-10 Thread Hendrik Brueckner
A new Linux on Z blog is launched at https://linux-on-z.blogspot.com/ Obtain the latest news from the Linux on Z community. Let's start with an article about SMC for Linux on Z: https://linux-on-z.blogspot.com/p/smc-for-linux-on-ibm-z.html More to follow... so stay tuned! Thanks and kind

Linux on Z and LinuxONE Kernel 4.16 documentation available

2018-07-31 Thread Dorothea Matthaeus
The following Linux on Z and LinuxONE publications for kernel 4.16 are now live on developerWorks. - Device Drivers, Features, and Commands (Kernel 4.16) - Using the Dump Tools (Kernel 4.16) See: https://www.ibm.com/developerworks/linux/linux390/documentation_dev.html Dorothea

z/VM and Linux on Z Performance Class

2018-05-22 Thread Magnelia Necoy
Friends, last chance to sign up for our Performance Class for z/VM and Linux on Z on June 26th & 27th, 2018 in NC, USA. Only a few seats left! Details below. Best, Maggie > On 12. Apr 2018, at 19:39, Magnelia Necoy <ne...@velocitysoftware.com> wrote: > > Dear all,

Re: [IBMVM] High Level Assembler for Linux on Z

2018-05-01 Thread Alan Altmark
ot find the RPM that is supposedly included. I've > checked every minidisk on the installation ID. Has anyone successfully found > the ASMA90.RPM file? When you go into Shopz, then select Linux products and search for "HLASM" in the product description, it will reveal "HLASM z/VM Linux

Re: High Level Assembler for Linux on Z

2018-05-01 Thread Mark Pace
Thursday, February 06, 2014 1:12 PM > To: LINUX-390@VM.MARIST.EDU > Subject: Re: High Level Assembler for Linux on Z > > Thanks Larry, > > > At this time, Linux is running under z/VM 5.4 on CP processors. > > > > Do we need the PRPQ anyway? > > > Later when IFL are added

Re: Idea: Using SCRT to report on Linux usage; maybe a way to reduce the entry level cost for Linux on Z?

2018-04-16 Thread Timothy Sipples
hive access instructions, send email to lists...@vm.marist.edu with the message: INFO LINUX-390 or visit http://www.marist.edu/htbin/wlvindex?LINUX-390 ---------- For more information on Linux on System z, visit http://wiki.linuxvm.org/

Re: Idea: Using SCRT to report on Linux usage; maybe a way to reduce the entry level cost for Linux on Z?

2018-04-15 Thread David Boyes
) used > zLinux and Z/VM. The idea spawned from a lunchtime discussion about how to reduce the entry cost sticker shock for Linux on Z; the PHBs have been conditioned to think that Linux = minimal/zero cost, and when they see the price tag for $X thousand for a Linux distribution plus the c

Re: Idea: Using SCRT to report on Linux usage; maybe a way to reduce the entry level cost for Linux on Z?

2018-04-14 Thread Timothy Sipples
tric Tool (ILMT) facilitates sub-capacity licensing of software products on Linux (including Linux on Z and LinuxONE), Windows, AIX, and some other operating systems. The details are slightly different, in particular SCRT has some finer granularity (a good thing), but the broad concepts are similar.

Re: Idea: Using SCRT to report on Linux usage; maybe a way to reduce the entry level cost for Linux on Z?

2018-04-13 Thread Gibney, Dave
. > -Original Message- > From: Linux on 390 Port [mailto:LINUX-390@VM.MARIST.EDU] On Behalf Of > David Boyes > Sent: Wednesday, April 11, 2018 11:07 AM > To: LINUX-390@VM.MARIST.EDU > Subject: Idea: Using SCRT to report on Linux usage; maybe a way to reduce > the entry leve

Re: Idea: Using SCRT to report on Linux usage; maybe a way to reduce the entry level cost for Linux on Z?

2018-04-13 Thread Stuart, David
-390@VM.MARIST.EDU] On Behalf Of barton Sent: Friday, April 13, 2018 10:43 AM To: LINUX-390@VM.MARIST.EDU Subject: Re: Idea: Using SCRT to report on Linux usage; maybe a way to reduce the entry level cost for Linux on Z? Isn't the ibm tool just for z/os and at the LPAR level? nothing to do

Re: Idea: Using SCRT to report on Linux usage; maybe a way to reduce the entry level cost for Linux on Z?

2018-04-13 Thread barton
the 4 hour rolling average for linux servers (x or z), pools of linux servers, groups of linux servers, and can be done for applications inside linux as well. It can also be used for VSE if anyone cares. So I've led the horse to water. On 4/12/2018 6:55 PM, Timothy Sipples wrote: IBM already has

Re: Idea: Using SCRT to report on Linux usage; maybe a way to reduce the entry level cost for Linux on Z?

2018-04-12 Thread Timothy Sipples
IBM already has a sub-capacity accounting tool for Linux on Z and LinuxONE: the IBM License Metric Tool (ILMT). ILMT is already facilitating sub-capacity licensing of IBM software products on Linux on Z and LinuxONE. Details here: https://www.ibm.com/developerworks/community/wikis/home?lang=en

Reminder: Performance Class for z/VM and Linux on Z - June 26th & 27th, 2018

2018-04-12 Thread Magnelia Necoy
Dear all, Once again we are offering the famous Performance Class for z/VM and Linux on Z on June 26th & 27th, 2018. The class will be held prior to the VM Workshop at the North Carolina A State University in Greensboro, NC, which will take place on June 28th-30th. This is an excel

Re: Idea: Using SCRT to report on Linux usage; maybe a way to reduce the entry level cost for Linux on Z?

2018-04-12 Thread Gregg Levine
usage data, they > could offer usage-based pricing, which would lower the entry level for > getting started with Linux on Z and avoid some of the sticker shock. > > Thoughts? > > > > > -- > For LINUX-390

Idea: Using SCRT to report on Linux usage; maybe a way to reduce the entry level cost for Linux on Z?

2018-04-11 Thread David Boyes
, they could offer usage-based pricing, which would lower the entry level for getting started with Linux on Z and avoid some of the sticker shock. Thoughts? -- For LINUX-390 subscribe / signoff / archive access instructions, send

Available now: Linux on Z and LinuxONE publication for Red Hat Enterprise Linux 7.5

2018-04-11 Thread Dorothea Matthaeus
cryptographic domains. See: IBM Knowledge Center http://www.ibm.com/support/knowledgecenter/linuxonibm/liaaf/lnz_r_rh75.html developerWorks http://www.ibm.com/developerworks/linux/linux390/documentation_red_hat.html Dorothea Matthaeus Linux on Z Information Development IBM

SHARE your experience using VM or Linux on Z at SHARE in St Louis

2018-03-30 Thread Rick Barlow
Do you work with VM or Linux on Z? Have you discovered something that enabled you to provide new and improved capability for your customers? Have you exploited a new capability with Z hardware or a new software release? *We would like to hear about your experience at SHARE in St Louis

Save The Date - Velocity Software's z/VM and Linux on Z Performance Class

2018-01-22 Thread Magnelia Necoy
z/VM and Linux on Z systems Performance Class - Velocity Software North Carolina Agricultural and Technical State University June 26 - 27th 2018 - 9:00 AM to 4:00 PM Dear all, Once again we are offering our famous Performance Class on the two days prior to the VM Workshop and we hope to see

Re: Meltdown/Spectre; Linux on z affected?

2018-01-05 Thread Mike Hammock
ay, January 05, 2018 10:48 AM To: <LINUX-390@VM.MARIST.EDU> Subject: Re: Meltdown/Spectre; Linux on z affected? This is a good sources on information, imho: https://meltdownattack.com/ DJ --- DAVID JONES | MANAGING DIRECTOR FOR ZSYSTEMS SERVICES | z/VM, Linux, and Cloud 703.237.73

Re: Meltdown/Spectre; Linux on z affected?

2018-01-05 Thread Dave Jones
This is a good sources on information, imho: https://meltdownattack.com/ DJ --- DAVID JONES | MANAGING DIRECTOR FOR ZSYSTEMS SERVICES | z/VM, Linux, and Cloud 703.237.7370 (Office) | 281.578.7544 (CELL) INFORMATION TECHNOLOGY COMPANY [2] On 01.05.2018 6:49 AM, Alan Altmark wrote

Re: Meltdown/Spectre; Linux on z affected?

2018-01-05 Thread Alan Altmark
ou are hearing out-of-band information from small-badge IBMers (like me), ignore it and use the portal and blog instead. Please don't look for anything from us other than pointers back to those resources, whether online or offline. Check them often for updates. Alan Altmark Senior Managing z/

Re: Meltdown/Spectre; Linux on z affected?

2018-01-05 Thread Bill Bitner
/htbin/wlvindex?LINUX-390 -- For more information on Linux on System z, visit http://wiki.linuxvm.org/

Re: Meltdown/Spectre; Linux on z affected?

2018-01-05 Thread Bernd Oppolzer
-- For more information on Linux on System z, visit http://wiki.linuxvm.org/

Re: Meltdown/Spectre; Linux on z affected?

2018-01-04 Thread Neale Ferguson
information on Linux on System z, visit http://wiki.linuxvm.org/

Re: Meltdown/Spectre; Linux on z affected?

2018-01-04 Thread Rick Troth
On 01/04/2018 04:30 PM, Mark Post wrote: >> Best case scenario, can I tell my management >> that these won't affect Linux on z? > From my internal resources, IBM Z is affected by Spectre, but not Meltdown. > Since SUSE uses the same source for all architectures, the source code

Re: Meltdown/Spectre; Linux on z affected?

2018-01-04 Thread Mark Post
>>> On 1/4/2018 at 08:36 AM, "Guest, Darren" <darren.gu...@uk.experian.com> >>> wrote: > Best case scenario, can I tell my management that these won't affect Linux on > z? >From my internal resources, IBM Z is affected by Spectre, but not Meltdown.

Re: Meltdown/Spectre; Linux on z affected?

2018-01-04 Thread R P Herrold
90 subscribe / signoff / archive access instructions, send email to lists...@vm.marist.edu with the message: INFO LINUX-390 or visit http://www.marist.edu/htbin/wlvindex?LINUX-390 -- For more information on Linux on System z

Re: Meltdown/Spectre; Linux on z affected?

2018-01-04 Thread David L. Craig
For LINUX-390 subscribe / signoff / archive access instructions, send email to lists...@vm.marist.edu with the message: INFO LINUX-390 or visit http://www.marist.edu/htbin/wlvindex?LINUX-390 --------

Re: Meltdown/Spectre; Linux on z affected?

2018-01-04 Thread David L. Craig
> > Best case scenario, can I tell my management that these won't > affect Linux on z? According to this article published by Red Hat, you cannot. : Red Hat has been made aware of multiple microarchitectural : (hardware) implementation issues affecting many modern : microprocessors

Re: Meltdown/Spectre; Linux on z affected?

2018-01-04 Thread Neale Ferguson
bin/wlvindex?LINUX-390 -- For more information on Linux on System z, visit http://wiki.linuxvm.org/

Re: Meltdown/Spectre; Linux on z affected?

2018-01-04 Thread Paul Rogers
> > > Willemina > > > > On January 4, 2018 2:50:08 PM GMT+00:00, Aria Bamdad <a...@bsc.gwu.edu> > wrote: > >>>I am not any kind of Linux internals wizzard. But this exploit takes > >>>advantage of a _HARDWARD_ flaw in the Intel CPU. Linux on z

Re: Meltdown/Spectre; Linux on z affected?

2018-01-04 Thread Waite, Dick (External)
] on behalf of Neale Ferguson [ne...@sinenomine.net] Sent: 04 January 2018 17:16 To: LINUX-390@VM.MARIST.EDU Subject: Re: Meltdown/Spectre; Linux on z affected? It is my understanding that because the kernel and userland shared the address space you could cause the cache to be primed with an address from

Re: Meltdown/Spectre; Linux on z affected?

2018-01-04 Thread Christian Ehrhardt
can manifest in various ways) into one big buzz about it. > Willemina > > On January 4, 2018 2:50:08 PM GMT+00:00, Aria Bamdad <a...@bsc.gwu.edu> wrote: >>>I am not any kind of Linux internals wizzard. But this exploit takes >>>advantage of a _HARDWARD_ fla

Re: Meltdown/Spectre; Linux on z affected?

2018-01-04 Thread Binyamin Dissen
s it?), but if the Linux Kernel is changed, :>> are we likely to see a performance hit on Linux running on zSeries as well :>> (even though we don't need the fix)? :>> Best case scenario, can I tell my management that these won't affect Linux :>> on z? :>?I am not any ki

Re: Meltdown/Spectre; Linux on z affected?

2018-01-04 Thread WF Konynenberg
this exploit takes >>advantage of a _HARDWARD_ flaw in the Intel CPU. Linux on z does not >run on >>an _Intel_ chip. The story, that I've read at least, specifically >mentions >>that​ most AMD chips are not affected; nor are ARM chips. So why would >the >>z chip?

Re: Meltdown/Spectre; Linux on z affected?

2018-01-04 Thread Neale Ferguson
-05:00) To: LINUX-390@VM.MARIST.EDU Subject: Re: [LINUX-390] Meltdown/Spectre; Linux on z affected? On Thu, Jan 4, 2018 at 9:59 AM, Bfishing <bfish...@gmail.com> wrote: > SIE it ain't so on x86! > ​{groan}​ -- I have a theory that it's impossible to prove anything, but I can't prove it. M

Re: Meltdown/Spectre; Linux on z affected?

2018-01-04 Thread Neale Ferguson
ail.com> Date: 1/4/18 11:06 (GMT-05:00) To: LINUX-390@VM.MARIST.EDU Subject: Re: [LINUX-390] Meltdown/Spectre; Linux on z affected? On Thu, Jan 4, 2018 at 9:54 AM, Neale Ferguson <ne...@sinenomine.net> wrote: > Red hat issued a vulnerability alert and include Z and Power: > https:

Meltdown/Spectre; Linux on z affected?

2018-01-04 Thread R P Herrold
instructions, send email to lists...@vm.marist.edu with the message: INFO LINUX-390 or visit http://www.marist.edu/htbin/wlvindex?LINUX-390 -- For more information on Linux on System z, visit http://wiki.linuxvm.org/

Re: Meltdown/Spectre; Linux on z affected?

2018-01-04 Thread John McKown
;>< John McKown -- For LINUX-390 subscribe / signoff / archive access instructions, send email to lists...@vm.marist.edu with the message: INFO LINUX-390 or visit http://www.marist.edu/htbin/wlvindex?LINUX-390 -- For more information

Re: Meltdown/Spectre; Linux on z affected?

2018-01-04 Thread John McKown
space, but separating the user's address space from the kernel's address space. And you are saying that Linux on z always maintained this separation. Or am I still fuzzy on the actual problem?​ -- I have a theory that it's impossible to prove anything, but I can't prov

Re: Meltdown/Spectre; Linux on z affected?

2018-01-04 Thread Bfishing
/18 09:14 (GMT-05:00) > To: LINUX-390@VM.MARIST.EDU > Subject: Re: [LINUX-390] Meltdown/Spectre; Linux on z affected? > > On Thu, Jan 4, 2018 at 7:36 AM, Guest, Darren < > darren.gu...@uk.experian.com> > wrote: > > > Hi, > > > > Not sure if people hav

Re: Meltdown/Spectre; Linux on z affected?

2018-01-04 Thread Neale Ferguson
but Z has always had that. Original message From: John McKown <john.archie.mck...@gmail.com> Date: 1/4/18 09:14 (GMT-05:00) To: LINUX-390@VM.MARIST.EDU Subject: Re: [LINUX-390] Meltdown/Spectre; Linux on z affected? On Thu, Jan 4, 2018 at 7:36 AM, Guest, Darren <

Meltdown/Spectre; Linux on z affected?

2018-01-04 Thread R P Herrold
LINUX-390 subscribe / signoff / archive access instructions, send email to lists...@vm.marist.edu with the message: INFO LINUX-390 or visit http://www.marist.edu/htbin/wlvindex?LINUX-390 -- For more information on Linux on System z, v

Re: Meltdown/Spectre; Linux on z affected?

2018-01-04 Thread WF Konynenberg
x Kernel is >changed, >> > are we likely to see a performance hit on Linux running on zSeries >as >> well >> > (even though we don't need the fix)? >> > >> > Best case scenario, can I tell my management that these won't >affect >> Linux >>

Re: Meltdown/Spectre; Linux on z affected?

2018-01-04 Thread Aria Bamdad
>​I am not any kind of Linux internals wizzard. But this exploit takes >advantage of a _HARDWARD_ flaw in the Intel CPU. Linux on z does not run on >an _Intel_ chip. The story, that I've read at least, specifically mentions >that​ most AMD chips are not affected; nor are ARM chips.

Re: Meltdown/Spectre; Linux on z affected?

2018-01-04 Thread Bfishing
> well > > (even though we don't need the fix)? > > > > Best case scenario, can I tell my management that these won't affect > Linux > > on z? > > > > ​I am not any kind of Linux internals wizzard. But this exploit takes > advantage of a _HARDWARD_ flaw in

Re: Meltdown/Spectre; Linux on z affected?

2018-01-04 Thread John McKown
ries as well > (even though we don't need the fix)? > > Best case scenario, can I tell my management that these won't affect Linux > on z? > ​I am not any kind of Linux internals wizzard. But this exploit takes advantage of a _HARDWARD_ flaw in the Intel CPU. Linux on z does not run on

Re: Meltdown/Spectre; Linux on z affected?

2018-01-04 Thread Paul Rogers
From: Linux on 390 Port [mailto:LINUX-390@VM.MARIST.EDU] On Behalf Of > Guest, > Darren > Sent: Thursday, January 04, 2018 8:36 AM > To: LINUX-390@VM.MARIST.EDU > Subject: Meltdown/Spectre; Linux on z affected? > > Hi, > > Not sure if people have seen that attached

Re: Meltdown/Spectre; Linux on z affected?

2018-01-04 Thread Aria Bamdad
Sent: Thursday, January 04, 2018 8:36 AM To: LINUX-390@VM.MARIST.EDU Subject: Meltdown/Spectre; Linux on z affected? Hi, Not sure if people have seen that attached article or heard of the 'intel' chip issues from elsewhere: https://www.theregister.co.uk/2018/01/02/intel_cpu_design_flaw/ The 'fix

Meltdown/Spectre; Linux on z affected?

2018-01-04 Thread Guest, Darren
pretty sure that zSeries isn't affected by the issue (is it?), but if the Linux Kernel is changed, are we likely to see a performance hit on Linux running on zSeries as well (even though we don't need the fix)? Best case scenario, can I tell my management that these won't affect Linux on z

Documentation for Linux on Z and LinuxONE - new

2017-12-13 Thread Dorothea Matthaeus
Check out the new Linux on Z and LinuxONE publications on the IBM Knowledge Center and on developerWorks: Device Drivers, Features, and Commands - Kernel 4.12 Device Drivers, Features, and Commands for Linux as a KVM Guest - Kernel 4.12 Kernel Messages - Kernel 4.12 KVM Virtual Server Management

2017-11-28 Linux on Z and LinuxONE - Kernel 4.12 related updates on developerWorks

2017-12-12 Thread Stefan Weinhuber
Please refer to http://www.ibm.com/developerworks/linux/linux390/whatsnew.html for several updates to the 'Development stream': * description of upstream kernel 4.12 features that were contributed by Linux on Z and LinuxONE development * kernel 4.12 patch for kernel message catalog

Re: 2017-09-15 Linux on z Systems - Kernel 4.11 related updates on developerWorks

2017-09-15 Thread Terri C. Glowaniak
: Re: 2017-09-15 Linux on z Systems - Kernel 4.11 related updates on developerWorks [External Content] Please use caution. On Fri, 15 Sep 2017 18:09:20 + "Terri C. Glowaniak" <terri.glowan...@regions.com> wrote: > I am relatively new to zLinux. How do you load the s390-

Re: 2017-09-15 Linux on z Systems - Kernel 4.11 related updates on developerWorks

2017-09-15 Thread Dan Horák
> Terri Glowaniak > > Mainframe Systems Engineer > terri.glowan...@regions.com<mailto:terri.glowan...@regions.com> > (205) 261-6883 (W) > > From: Linux on 390 Port [mailto:LINUX-390@VM.MARIST.EDU] On Behalf Of > Gerhard Hiller Sent: Friday, September 15, 2017 7:39 AM

Re: 2017-09-15 Linux on z Systems - Kernel 4.11 related updates on developerWorks

2017-09-15 Thread Terri C. Glowaniak
terri.glowan...@regions.com<mailto:terri.glowan...@regions.com> (205) 261-6883 (W) From: Linux on 390 Port [mailto:LINUX-390@VM.MARIST.EDU] On Behalf Of Gerhard Hiller Sent: Friday, September 15, 2017 7:39 AM To: LINUX-390@VM.MARIST.EDU Subject: 2017-09-15 Linux on z Systems - Kernel 4.11 r

  1   2   3   4   5   6   7   8   9   >