gpcheck

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[gpadmin@node1 bin]$ gpcheck --help
COMMAND NAME: gpcheck

Verifies and validates Greenplum Database platform settings.

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SYNOPSIS
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gpcheck {{-f | --file} <hostfile_gpcheck> | {-h | --host} <host_ID>
     | --local } [-m <master_host>] [-s <standby_master_host>] 
     [--stdout | --zipout] [--config <config_file>]

gpcheck --zipin <gpcheck_zipfile>

gpcheck -?

gpcheck --version

此处省略若干字

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EXAMPLES
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Verify and validate the Greenplum Database platform settings by entering 
a host file: 

 # gpcheck -f hostfile_gpcheck 

Save Greenplum Database platform settings to a zip file: 

 # gpcheck -f hostfile_gpcheck --zipout 

Verify and validate the Greenplum Database platform settings using a zip 
file created with the --zipout option: 

 # gpcheck --zipin gpcheck_timestamp.tar.gz 

View collected Greenplum Database platform settings: 

 # gpcheck -f hostfile_gpcheck --stdout 

See Also 

gpcheckperf

gpcheck -f

检查segment机器的操作系统情况,默认使用的–config 是 $GPHOME/etc/gpcheck.cnf

[root@node1 ~]# gpcheck -f /usr/local/greenplum-db/all_host

其余参数使用可以查看 gpcheck --help 的输出，非常详细