sccheck(1M) 命令运行一组检查,以验证全局群集正常工作所需的基本配置。如果所有检查均未失败,sccheck 将返回到 shell 提示符。如果某项检查失败,sccheck 将在指定的输出目录或默认输出目录中生成报告。如果对多个节点运行 sccheck,sccheck 将针对每个节点和多个节点的检查分别生成一个报告。
sccheck 命令按以下两个步骤运行:数据收集和数据分析。数据收集可能会耗费较长的时间,具体时间取决于系统配置。您可以在详细模式下运行 sccheck,并使用 -v1 标志来显示进度消息。此外,您还可以使用 -v2 标志以超详细模式运行 sccheck,从而显示更加详细的进度消息(尤其是在数据收集过程中)。
在执行可能导致设备、卷管理组件或 Sun Cluster 的配置发生更改的管理过程之后,应运行 sccheck。
在全局群集投票节点上运行 clzonecluster(1CL) 命令时,将运行一组检查,以验证区域群集正常工作所需的配置。如果所有检查都通过,clzonecluster verify 将返回到 shell 提示符,您可以放心地安装该区域群集。如果某项检查失败,则 clzonecluster verify 将报告检验失败的全局群集节点。如果对多个节点运行 clzonecluster verify,将针对每个节点和多个节点的检查分别生成一个报告。不允许在区域群集内部运行 verify 子命令。
以下示例显示了在详细模式下针对节点 phys-schost-1 和 phys-schost-2 运行 sccheck,并且所有检查均通过。
phys-schost# sccheck -v1 -h phys-schost-1,phys-schost-2 sccheck: Requesting explorer data and node report from phys-schost-1. sccheck: Requesting explorer data and node report from phys-schost-2. sccheck: phys-schost-1: Explorer finished. sccheck: phys-schost-1: Starting single-node checks. sccheck: phys-schost-1: Single-node checks finished. sccheck: phys-schost-2: Explorer finished. sccheck: phys-schost-2: Starting single-node checks. sccheck: phys-schost-2: Single-node checks finished. sccheck: Starting multi-node checks. sccheck: Multi-node checks finished # |
以下示例显示,群集 suncluster 中的节点 phys-schost-2 缺少挂载点 /global/phys-schost-1。报告是在输出目录 /var/cluster/sccheck/myReports/ 中创建的。
phys-schost# sccheck -v1 -h phys-schost-1,phys-schost-2 -o /var/cluster/sccheck/myReports sccheck: Requesting explorer data and node report from phys-schost-1. sccheck: Requesting explorer data and node report from phys-schost-2. sccheck: phys-schost-1: Explorer finished. sccheck: phys-schost-1: Starting single-node checks. sccheck: phys-schost-1: Single-node checks finished. sccheck: phys-schost-2: Explorer finished. sccheck: phys-schost-2: Starting single-node checks. sccheck: phys-schost-2: Single-node checks finished. sccheck: Starting multi-node checks. sccheck: Multi-node checks finished. sccheck: One or more checks failed. sccheck: The greatest severity of all check failures was 3 (HIGH). sccheck: Reports are in /var/cluster/sccheck/myReports. # # cat /var/cluster/sccheck/myReports/sccheck-results.suncluster.txt ... =================================================== = ANALYSIS DETAILS = =================================================== ------------------------------------ CHECK ID : 3065 SEVERITY : HIGH FAILURE : Global filesystem /etc/vfstab entries are not consistent across all Sun Cluster 3.x nodes. ANALYSIS : The global filesystem /etc/vfstab entries are not consistent across all nodes in this cluster. Analysis indicates: FileSystem '/global/phys-schost-1' is on 'phys-schost-1' but missing from 'phys-schost-2'. RECOMMEND: Ensure each node has the correct /etc/vfstab entry for the filesystem(s) in question. ... # |