今天给 oracle  打补丁的时候，遇到了以下错误，网上说需要安装一个包：

使用yum install -y psmisc 安装包 ，安装完之后问题解决。

 

[oracle@SAP_MDMSRM-DB01 20299013]$ /export/home/oracle/product/11g/OPatch/opatch apply
Oracle Interim Patch Installer version 11.2.0.3.6
Copyright (c) 2013, Oracle Corporation.  All rights reserved.


Oracle Home       : /export/home/oracle/product/11g
Central Inventory : /export/home/oraInventory
   from           : /export/home/oracle/product/11g/oraInst.loc
OPatch version    : 11.2.0.3.6
OUI version       : 11.2.0.4.0
Log file location : /export/home/oracle/product/11g/cfgtoollogs/opatch/opatch2019-07-08_15-41-36PM_1.log

Verifying environment and performing prerequisite checks...
Prerequisite check "CheckSystemCommandAvailable" failed.
The details are:
Missing command :fuser
Prerequisite check "CheckSystemCommandAvailable" failed.
The details are:
Missing command :fuser
Prerequisite check "CheckSystemCommandAvailable" failed.
The details are:
Missing command :fuser
Prerequisite check "CheckSystemCommandAvailable" failed.
The details are:
Missing command :fuser
Prerequisite check "CheckSystemCommandAvailable" failed.
The details are:
Missing command :fuser
Prerequisite check "CheckSystemCommandAvailable" failed.
The details are:
Missing command :fuser
UtilSession failed: 
Prerequisite check "CheckSystemCommandAvailable" failed.
Prerequisite check "CheckSystemCommandAvailable" failed.
Prerequisite check "CheckSystemCommandAvailable" failed.
Prerequisite check "CheckSystemCommandAvailable" failed.
Prerequisite check "CheckSystemCommandAvailable" failed.
Prerequisite check "CheckSystemCommandAvailable" failed.
Log file location: /export/home/oracle/product/11g/cfgtoollogs/opatch/opatch2019-07-08_15-41-36PM_1.log