http://mcloud-doc.lonxun.com/wiki/ 2026-07-21T21:02:56+00:00 http://mcloud-doc.lonxun.com/wiki/ http://mcloud-doc.lonxun.com/wiki/_media/logo.png text/html 2026-07-01T06:54:32+00:00 Anonymous (anonymous@undisclosed.example.com) http://mcloud-doc.lonxun.com/wiki/qflow/qa/q101?rev=1782888872&do=diff q101 qflowcpu 容器内slurm启动失败的问题 symptom 现象 查看/var/log/slurm/d.log 有"error: unable to mount freezer cgroup namespace: Operation not permitted" 错误 解决方案 " 修改 /etc/slurm/slurm.conf 把 ProctrackType=proctrack/cgroup text/html 2026-07-01T06:51:56+00:00 Anonymous (anonymous@undisclosed.example.com) http://mcloud-doc.lonxun.com/wiki/qflow/qa/q102?rev=1782888716&do=diff q102 rocky 8.10 安装 docker 报错 symptom 现象 [lxkt@localhost ~]$ sudo dnf install -y docker-ce docker-ce-cli containerd.io Last metadata expiration check: 0:00:32 ago on Thu 02 Jul 2026 02:28:26 PM CST. Error: Problem 1: problem with installed package podman-4:4.9.4-1.module+el8.10.0+1815+5fe7415e.x86_64 - package podman-4:4.9.4-1.module+el8.10.0+1815+5fe7415e.x86_64 from @System requires runc >= 1.0.0-57, but none of the providers can be installed - package podman-4:4.9.4-1.module+el8.10.0+1… text/html 2026-07-01T08:57:46+00:00 Anonymous (anonymous@undisclosed.example.com) http://mcloud-doc.lonxun.com/wiki/qflow/qa/q103?rev=1782896266&do=diff q103 centos 7.9 换源 symptom 现象 [lxkt@localhost ~]$ sudo yum install -y gcc kernel-devel-$(uname -r) kernel-headers-$(uname -r) Loaded plugins: fastestmirror Determining fastest mirrors Could not retrieve mirrorlist http://mirrorlist.centos.org/?release=7&arch=x86_64&repo=os&infra=stock error was 14: curl#6 - "Could not resolve host: mirrorlist.centos.org; Unknown error" One of the configured repositories failed (Unknown), and yum doesn't have enough cached data to continue. At this point t… text/html 2026-07-09T02:52:14+00:00 Anonymous (anonymous@undisclosed.example.com) http://mcloud-doc.lonxun.com/wiki/qflow/qa/q104?rev=1783565534&do=diff q104 lspci 命令找不到 # centos 7.9 sudo yum install pciutils text/html 2026-07-13T09:50:09+00:00 Anonymous (anonymous@undisclosed.example.com) http://mcloud-doc.lonxun.com/wiki/qflow/qa/q105?rev=1783936209&do=diff q105 在 Windows 上执行 Powershell 脚本报错 如果运行脚本时遇到这样的错误： 无法加载文件，因为在此系统上禁止运行脚本。 解决方法(以管理员身份运行 PowerShell): # 查看当前执行策略 Get-ExecutionPolicy # 设置为允许运行本地脚本 Set-ExecutionPolicy RemoteSigned -Scope CurrentUser # 或者临时绕过（仅当前会话） powershell -ExecutionPolicy Bypass -File your_script.ps1