시스템 모니터링

sudo add-apt-repository ppa:oguzhaninan/stacer sudo apt-get install stacer	NVIDIA GPU Stats Too

1. CPU/GPU Monitoring

• CPU

  • htop : sudo apt-get install htop
  • nmon : sudo apt-get install nmon
  • glances : CPU, Memory, Network 모니터

• GPU Monitoring :

  • nvidia-smi -l 2 : Failed to initialize NVML: Driver/library version mismatch 에러시 Reboot
  • gpustat : sudo pip install gpustat, watch --color -n1.0 gpustat[참고]
  • glances : sudo pip install glances[gpu], sudo glances (n, z, d)
    • wget -O- https://bit.ly/glances | /bin/bash [홈페이지]
  • gmonitor : GPU 현재 사용량 모니터링
  • intel-gpu-tools : sudo apt-get install intel-gpu-tools, intel_gpu_top
  • nvtop : (h)top like task monitor for NVIDIA GPU

#Ubuntu disco (19.04)
sudo apt install nvtop 

#Ubuntu Older
sudo apt install cmake libncurses5-dev libncursesw5-dev git
git clone https://github.com/Syllo/nvtop.git
mkdir -p nvtop/build && cd nvtop/build
cmake ..

# If it errors with "Could NOT find NVML (missing: NVML_INCLUDE_DIRS)"
# try the following command instead, otherwise skip to the build with make.
cmake .. -DNVML_RETRIEVE_HEADER_ONLINE=True

make
make install # You may need sufficient permission for that (root)

nvtop

GPU Useage를 편하게 모니터 해보자!

2. Netwkrok

2.1 총 사용량

$ sudo apt-get install vnstat
$ sudo vnstat -u -i <interface>  #initialize a database first
$ sudo systemctl start vnstat.service


# https://askubuntu.com/questions/15836/how-to-track-the-total-network-data-in-a-month

sudo add-apt-repository ppa:teejee2008/ppa
sudo apt-get update
sudo apt-get install conky-manager

2.2프로그램별 사용량

https://github.com/mbfoss/gnethogs

2.3 통합

• bmon : 'apt install bmon`

학습 모니터링

• 앱기반 : Hyperdash, pip install hyperdash && hyperdash login
• 웹기반 : LabNotebook

Hyperdash	LabNotebook

공간 모니터링

• 디스크공간(CLI) apt-get install ncdu

sudo add-apt-repository ppa:nathan-renniewaldock/qdirstat
sudo apt-get update
sudo apt install qdirstat

공간 확보

https://www.omgubuntu.co.uk/2016/08/5-ways-free-up-space-on-ubuntu

자동 제거 툴 : BleachBit #sudo apt install bleachbit

apt-get clean
pip clean?

#용량큰 폴더는 
$ cd /
$ sudo du -ckx | sort -n > /tmp/duck-root

• 이전 커널 삭제

  uname -r #현커널 확인
  dpkg --list|grep linux-image #설치된 커널 확인 
  apt-get purge linux-headers-xx linux-headers-xx-heneric linux-image-xx-generic linux-image-extra-xx-genric 
  #이전 버젼 만 제거 # apt-get purge linux-image-
  

journalctl --disk-usage
sudo vi /etc/systemd/journald.conf #SystemMaxUse=50M
cd /var/log/journal/

좋은도커이미지만들기

1. Clean the APT Cache (And Do It Regularly)

sudo apt-get autoremove
#sudo apt-get autoclean
#sudo apt-get clean
#du -sh /var/cache/apt/archives

2. Remove Old Kernels (If No Longer Required)

sudo apt-get autoremove --purge