centos下安裝munge
控制節點node16
計算節點node16,node18
刪除安裝失敗的munge
yum remove munge munge-libs munge devel -y
userdel -r munge
userdel: user munge is currently used by process 23785
kill 23785
userdel -r munge
新建用戶
export MUNGEUSER=991
groupadd -g $MUNGEUSER munge
useradd -m -c "MUNGE Uid 'N' Gid Emporium" -d /var/lib/munge -u $MUNGEUSER -g munge -s /sbin/nologin munge
export SLURMUSER=992
groupadd -g $SLURMUSER slurm
useradd -m -c "SLURM workload manager" -d /var/lib/slurm -u $SLURMUSER -g slurm -s /bin/bash slurm
安裝munge
先裝epel庫:
yum install epel-release
再開始安裝munge:
yum install munge munge-libs munge-devel -y
安裝rng工具:
yum install rng-tools -y
rngd -r /dev/urandom
在控制節點上新建祕鑰並設置權限:
/usr/sbin/create-munge-key -r
dd if=/dev/urandom bs=1 count=1024 > /etc/munge/munge.key
chown munge: /etc/munge/munge.key
chmod 400 /etc/munge/munge.key
將生成的祕鑰發送到計算節點:
(注意node18要在root用戶下,並且node16和node18的/etc/hosts文件需要配置ip和snode對應)
scp /etc/munge/munge.key root@snode18:/etc/munge
到計算節點上改權限:
chown -R munge: /etc/munge/ /var/log/munge/
chmod 0700 /etc/munge/ /var/log/munge/
systemctl enable munge
systemctl start munge
測試munge是否裝好:
munge -n
munge -n | unmunge
munge -n | ssh 3.buhpc.com unmunge
remunge