关于snmp oid以及使用snmpwalk作为进程监控工具

snmpwalk命令的帮助

# snmpwalk --help
USAGE: snmpwalk [OPTIONS] AGENT [OID]

  Version:  5.7.2
  Web:      http://www.net-snmp.org/
  Email:    net-snmp-coders@lists.sourceforge.net

OPTIONS:
  -h, --help            display this help message
  -H                    display configuration file directives understood
  -v 1|2c|3             specifies SNMP version to use
  -V, --version         display package version number
SNMP Version 1 or 2c specific
  -c COMMUNITY          set the community string
SNMP Version 3 specific
  -a PROTOCOL           set authentication protocol (MD5|SHA)
  -A PASSPHRASE         set authentication protocol pass phrase
  -e ENGINE-ID          set security engine ID (e.g. 800000020109840301)
  -E ENGINE-ID          set context engine ID (e.g. 800000020109840301)
  -l LEVEL              set security level (noAuthNoPriv|authNoPriv|authPriv)
  -n CONTEXT            set context name (e.g. bridge1)
  -u USER-NAME          set security name (e.g. bert)
  -x PROTOCOL           set privacy protocol (DES|AES)
  -X PASSPHRASE         set privacy protocol pass phrase
  -Z BOOTS,TIME         set destination engine boots/time
General communication options
  -r RETRIES            set the number of retries
  -t TIMEOUT            set the request timeout (in seconds)
Debugging
  -d                    dump input/output packets in hexadecimal
  -D[TOKEN[,...]]       turn on debugging output for the specified TOKENs
                           (ALL gives extremely verbose debugging output)
General options
  -m MIB[:...]          load given list of MIBs (ALL loads everything)
  -M DIR[:...]          look in given list of directories for MIBs
    (default: $HOME/.snmp/mibs:/usr/share/snmp/mibs)
  -P MIBOPTS            Toggle various defaults controlling MIB parsing:
                          u:  allow the use of underlines in MIB symbols
                          c:  disallow the use of "--" to terminate comments
                          d: