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OS117

리눅스 cpu 개수 확인 cpu 정보 확인cat /proc/cpuinfo  결과19:49 root:/root> cat /proc/cpuinfoprocessor : 0vendor_id : GenuineIntelcpu family : 6model : 23model name : Intel(R) Xeon(R) CPU E5440 @ 2.83GHzstepping : 10microcode : 0xa0bcpu MHz : 1992.000cache size : 6144 KBphysical id : 0siblings : 4core id : 0cpu cores .. 2020. 12. 17.
🥰 centos yum 저장소(repository) 를 kakao(daum)으로 변경하기 1. 백업mkdir /etc/yum.repos.d.bakmv /etc/yum.repos.d/* /etc/yum.repos.d.bak 2.Kakao.repo 편집vi /etc/yum.repos.d/Kakao.repo [base]name=CentOS-$releasever - Basebaseurl=http://ftp.daumkakao.com/centos/$releasever/AppStream/$basearch/os/gpgcheck=0[updates]name=CentOS-$releasever - Updatesbaseurl=http://ftp.daumkakao.com/centos/$releasever/AppStream/$basearch/os/gpgcheck=0[extras]name=CentOS-$releaseve.. 2020. 11. 23.
🥰 centos nvidia-docker 설치 참고 사이트 nvidia.github.io/nvidia-docker/ Repository configurationNVIDIA Docker Engine wrapper repository.nvidia.github.io1. yum(dnf) repo 추가distribution=$(. /etc/os-release;echo $ID$VERSION_ID)curl -s -L https://nvidia.github.io/nvidia-docker/$distribution/nvidia-docker.repo | \ sudo tee /etc/yum.repos.d/nvidia-docker.repo 2. daemon.json backup 및 설치cp /etc/docker/daemon.json /etc/docker/daemon.js.. 2020. 11. 23.
🥰 [VirtualBox] kernel driver not installed (rc=-1908) 오류 해결 [VirtualBox] kernel driver not installed (rc=-1908) 오류 해결macOS 빅서[Big Sur] Kernel driver not installed (rc=-1908)Make sure the kernel module has been loaded successfully.where: suplibOsInit what: 3 VERR_VM_DRIVER_NOT_INSTALLED (-1908) - The support driver is not installed. On linux, open returned ENOENT. 2021-12-08 virtualbox 6.1.30 업그레드 이후에도 발생해서 아래와 같이 동일하게 처리함. 발생하는 경우 아래 링크의 이미지를 다운받아서 설치해야 .. 2020. 11. 18.
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