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Questions tagged [s390x]

s390x aka z/Architecture aka ESAME is IBM's 64 bit mainframe architecture.

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How do I decompress data compressed with CSRCMPSC (Compression/Expansion) Macro or CMPSC mainframe instruction?

I'm working on a mainframe migration, and the input data file is compressed using the CMPSC instruction. I'm reading about how to compress/uncompress here: CSRCMPSC (Compression/Expansion) Macro and here: Compressing and Expanding data, but it…
snoopyjc
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Does a Docker image built in x86_64 work when pulled in aarch64/s390x?

If I run docker build on a x86_64/amd64 Linux, and then save the resulting image as a .tar file via docker save, and then place it on another Linux machine which is aarch64/arm64, will it work normally there (after docker load and docker run)? Also,…
Pedro A
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Postgres 13 ERROR incomatible data layouts on s390x

Platform: Linux version 3.10.0-693.el7.s390x (mockbuild@clefos-build-image08.bld.sinenomine.net) (gcc version 4.8.5 20150623 (Red Hat 4.8.5-11) (GCC) ) #1 SMP Sat Sep 16 05:21:59 EDT 2017 Postgres version: PostgreSQL 13.6 on s390x-ibm-linux-musl,…
P K
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Docker container don't start

Hi I've got a problem with docker. I'm using it on s390x Debian, everything was working fine but now i can't start my containers. Old containers are working but when i create new container using for example: docker run ubuntu then i'm trying docker…
molek06
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s390x images for controller node - K8s

I am trying to setup Kubernetes on a s390x machines. Having downloaded packages kubeadm, kubectl and kubelet specific to s390x architecture. I was under the impression that kubeadm init will download the control pane images for the same…
Ren Roz
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How to Shuffle data in Assembly

I am trying to read a text file that contains six lines. for example text.txt would contains 1. ABC 2. ABC ... 6. ABC I would like to shuffle these lines and print it randomly. so it would look like 2. ABC 5. ABC ... 3. ABC I am trying to use this…
Jaoa
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How to specify library path when making lftp from source

I am building lftp from source. How to configure it correctly to support secure protocol with gnutls libraries? I am on SuSE Linux, s390 uname -a Linux zdsdeveng03 3.0.101-108.84-default #1 SMP Fri Nov 30 15:57:27 UTC 2018 (7a72692) s390x s390x…
Leonid Tepliakov
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Z390 Assembler, first time coding

So I'm trying to learn assembler and I'm using z390 as an emulator(not my choice) and I'm having a great deal of difficulty. I was hoping for some help because I have ALOT of errors. Here's the assignment: So I took the college try at it and got…
Frank
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