rajesh-s

git config credential.useHttpPath true

rajesh-s

$ sudo apt-key adv --fetch-keys https://developer.download.nvidia.com/compute/cuda/repos/ubuntu1804/x86_64/3bf863cc.pub
$ sudo apt-key adv --fetch-keys https://developer.download.nvidia.com/compute/machine-learning/repos/ubuntu1804/x86_64/7fa2af80.pub

rajesh-s

Reference to get around

Screen

screen -S <session_name>
screen -ls
screen -r <attach_to_session>
Ctrl + A and then D to detach
screen -X -S <screen session> quit

rajesh-s

rocprof -i input.xml --timestamp on --basenames on --stats

input.xml

List of metrics

<metric name=TCC_HIT[0],TCC_HIT[1],TCC_HIT[2],TCC_HIT[3],TCC_HIT[4],TCC_HIT[5],TCC_HIT[6],TCC_HIT[7],TCC_HIT[8],TCC_HIT[9],TCC_HIT[10],TCC_HIT[11],TCC_HIT[12],TCC_HIT[13],TCC_HIT[14],TCC_HIT[15],TCC_MISS[0],TCC_MISS[1],TCC_MISS[2],TCC_MISS[3],TCC_MISS[4],TCC_MISS[5],TCC_MISS[6],TCC_MISS[7],TCC_MISS[8],TCC_MISS[9],TCC_MISS[10],TCC_MISS[11],TCC_MISS[12],TCC_MISS[13],TCC_MISS[14],TCC_MISS[15],TCC_EA_RDREQ[3],TCC_EA_RDREQ[4],TCC_EA_RDREQ[5],TCC_EA_RDREQ[6],TCC_EA_RDREQ[7],TCC_EA_RDREQ[8],TCC_EA_RDREQ[9],TCC_EA_RDREQ[10],TCC_EA_RDREQ[11],TCC_EA_RDREQ[12],TCC_EA_RDREQ[13],TCC_EA_RDREQ[14],TCC_EA_RDREQ[15],TCC_EA_WRREQ[0],TCC_EA_WRREQ[1],TCC_EA_WRREQ[2],TCC_EA_WRREQ[3],TCC_EA_WRREQ[4],TCC_EA_WRREQ[5],TCC_EA_WRREQ[6],TCC_EA_WRREQ[7],TCC_EA_WRREQ[8],TCC_EA_WRREQ[9],TCC_EA_WRREQ[10],TCC_EA_WRREQ[11],TCC_EA_WRREQ[12],TCC_EA_WRREQ[13],TCC_EA_WRREQ[14],TCC_EA_WRREQ[15] >

rajesh-s

alias res='mkdir results_$(date '+%Y%m%d')'
alias crm='condor_rm'
alias chk='watch -n 1 condor_q --nobatch'
alias why='condor_q -hold'

rajesh-s

// Sample file using the Google C++ coding standard.
//
// http://google-styleguide.googlecode.com/svn/trunk/cppguide.xml
//
// General rules:
//   - Indents are two spaces. No tabs should be used anywhere.
//   - Each line must be at most 80 characters long.
//   - Comments can be // or /* but // is most commonly used.
//   - File names should be lower_case.c or lower-case.c
//

rajesh-s

Add the following to a file grub-menu.sh to get the index number of the grub entry such as GRUB_DEFAULT="1>6" in /etc/default/grub and then run sudo update-grub

Source

#!/bin/bash

# NAME: grub-menu.sh
# PATH: $HOME/bin
# DESC: Written for AU Q&A: https://askubuntu.com/q/1019213/307523

rajesh-s

Tested on Graviton2, ARM64, Ubuntu 22.04

git clone https://github.com/torvalds/linux.git # I did not have to match my kernel version to the source tree
cd tools/perf
sudo apt install make gcc flex bison pkg-config libzstd1 libdwarf-dev libdw-dev binutils-dev libcap-dev libelf-dev libnuma-dev python3 python3-dev python-setuptools libssl-dev libunwind-dev libdwarf-dev zlib1g-dev liblzma-dev libaio-dev libtraceevent-dev debuginfod libpfm4-dev libslang2-dev systemtap-sdt-dev libperl-dev binutils-dev libbabeltrace-dev libiberty-dev libzstd-dev python-dev-is-python3 libssl-dev python3-dev libpython3.10-dev libcapstone-dev
make # Ensure that all flags are turned on as necessary

rajesh-s

cd && git clone https://github.com/llvm/llvm-project.git
cd llvm-project
sudo apt install cmake
cmake -S llvm -B build -G Ninja -DLLVM_ENABLE_PROJECTS="clang" -DLLVM_ENABLE_RUNTIMES="openmp" -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX=~/llvm-project/install
ninja -C build -j$(nproc)
ninja -C build install

Usage: clang test.c -o test -fopenmp -rpath ~/llvm-project/install/lib, check if linking fails with ldd test