在打补丁时出现报错：Verifying environment and performing prerequisite checks...
Prerequisite check "CheckActiveFilesAndExecutables" failed.
The details are:
Following executables are active :
/oracle/app/oracle/product/11.2.0/lib/libclntsh.so.11.1
Prerequisite check "CheckActiveFilesAndExecutables" failed.
The details are:
Following executables are active :
/oracle/app/oracle/product/11.2.0/lib/libnmemso.so
UtilSession failed: Prerequisite check "CheckActiveFilesAndExecutables" failed.Prerequisite check "CheckActiveFilesAndExecutables" failed.
Log file location: /oracle/app/oracle/product/11.2.0/cfgtoollogs/opatch/opatch2019-05-27_20-37-28PM_1.log
OPatch failed with error code 73
原因是oracle相关进程没有全部关闭，将进程关闭后再进行打补丁：
Verifying environment and performing prerequisite checks...
OPatch continues with these patches:
Do you want to proceed? [y|n]
y
User Responded with: Y