linux

linux: never more get stuck using virsh console

When you are managing virtual machines using virsh you have the capability to connect to the VM’s virtual serial console using the following command: –safe: the connection is only attempted if the driver supports safe console handling. –force requesting to disconnect any existing sessions, such as in a case of a broken connection. Once connected… Continue reading linux: never more get stuck using virsh console

linux · power

power: build and install notepadqq

Notepadqq is a Notepad++-like editor for the Linux desktop. It helps developers by providing all you can expect from a general purpose text editor, such as syntax highlighting for more than 100 different languages, code folding, color schemes, file monitoring, multiple selection and much more. The following script builds and installs it on POWER (Ubuntu… Continue reading power: build and install notepadqq

linux · power

power: useful references

Employing Strategies for Optimizing your IBM POWER8 (and Earlier) Processor-based Systems Performance Optimization and Tuning Techniques for IBM Power Systems Processors Including IBM POWER8 IBM Power Systems Performance Guide: Implementing and Optimizing

c/c++ · linux · power

power: compilers very-quick reference

xlC Community Edition Get it now! Architecture Generate instructions and optimize for POWER8 Optimization Levels Disable all options Optimization Levels Extra Optimizations Advance Toolchain Get it now ! Architecture Generate instructions and optimize for POWER8 Optimization Levels Disable all options Optimization Levels Extra Optimizations

c/c++ · linux · power

power: downloading Advance Toolchain

I wrote a small script which downloads Advance Toolchain packages for the architecture where it is running. You can get the initial version here. Or just issue: This first version only covers Ubuntu and Fedora for x86_64 and ppc64le. RHEL, SLES and Debian coming next 😀

c/c++ · linux · power

power: xlC Community Edition

The IBMÂŽ XL C/C++ for Linux is a highly advanced optimizing compiler for Linux. The latest release (v13.1.4)  introduces its first community edition (xlC CE). It is a free-of-charge solution which embodies most of the core features  of the fully warranted XL C/C++ for Linux. For example, the community edition does not support optimization at level… Continue reading power: xlC Community Edition