<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=iso-8859-1"> <TITLE>Message</TITLE> <META content="MSHTML 6.00.2800.1126" name=GENERATOR></HEAD> <BODY> <DIV>----Original Message----- From: Pascal Miquet [mailto:p.miquet@hafiba.fr] Sent: lundi, 2. décembre 2002 18:29 To: Pascal Wessel Subject: Re: [Nagios-users] check_snmp CPU Load strange result </DIV> <BLOCKQUOTE dir=ltr style="MARGIN-RIGHT: 0px"> <DIV>Sorry but I've got no answer for You, Just some questions according to the Cisco 3640 Checks. On which system did you have you nagios service ? Linux ? </DIV> <DIV> YES on Linux : Mandrake 9.0, Kernel 2.4.19-16 And if yes how did you set the snmp service checks ? What added software is needed on your server ? </DIV> <DIV> All ucd-snmp stuff : SNMP: libsnmp0-4.2.3-4mdk ucd-snmp-4.2.3-4mdk ucd-snmp-utils-4.2.3-4mdk And how can we get informations according to the snmp services available on a 3640 router ? </DIV> <DIV> By queries against the MIB (OID or plain text if you have the Cisco-MIBS on your Linux box in /usr/share/snmp/mibs/ ) </DIV> <DIV> </DIV> <DIV> </DIV> <DIV> To test your snmp installation (UCD-SNMP, not Nagios scripts) just issue the following (logged on as user nagios):</DIV> <DIV> </DIV> <DIV> snmpwalk myroutername myROcommunity system</DIV> <DIV> </DIV> <DIV> where myroutername is the DNS FQDN router name, or use the management ip address </DIV> <DIV> where myROcommunity is the SNMP Read-Only comunity (very often set with the default string: public)</DIV> <DIV> where system is the start of the system MIB tree (to have the full picture don't even use system, just do:</DIV> <DIV> snmpwalk myrouter myROcummunity | more</DIV> <DIV> Thanks for your help </DIV> <DIV> You are welcome ! Regards Pascal Miquet Le lun 02/12/2002 à 15:36, Pascal Wessel a écrit : </DIV> <BLOCKQUOTE><PRE>Nagios gives me warning when snmp_check 'ing for Cisco 3640 CPU load / IOS is (C3640-IK9O3S-M), Version 12.2(10a) but the CPU load is below my Warning threshold. When launched from the command-line with verbose output: [libexec]# ./check_snmp -v -t 10 -H 192.168.1.1 -o .1.3.6.1.4.1.9.2.1.57.0,.1.3.6.1.4.1.9.2.1.58.0 -C publicro -w '60,69', -c '70,80' -l 'CPU usage 1min/5min' -D ' / ' /usr/bin/snmpget -m ALL -v 1 -c publicro 192.168.1.1:161 .1.3.6.1.4.1.9.2.1.57.0 .1.3.6.1.4.1.9.2.1.58.0 enterprises.9.2.1.57.0 = 4 enterprises.9.2.1.58.0 = 3 CPU usage 1min/5min WARNING - *4* / *3* As you can see.. (and if I understood the syntax) Warning status should be triggered when the CPU load is between 60 and 69% Critical status should be triggered when the router CPU is between 70 to 80% #---- My question is: why this check reports WARNING as my router CPU load (4% last minute and 3% last 5 min) is below the WARNING threshold ? #---- My Nagios system installation is as follows: System Intel i686, Mandrake 9.0, Kernel 2.4.19-16 NAGIOS: Nagios 1.0b6 Plugins: nagios-plugins-200211131100 Check_snmp: Revision: 1.17 SNMP: libsnmp0-4.2.3-4mdk ucd-snmp-4.2.3-4mdk ucd-snmp-utils-4.2.3-4mdk Below a snip of my "cfg file #--- hosts.cfg for myrouter define host { name generic-host notifications_enabled 1 ; Host notifications are enabled event_handler_enabled 1 ; Host event handler is enabled flap_detection_enabled 1 ; Flap detection is enabled process_perf_data 1 ; Process performance data retain_status_information 1 ; Retain status information across program restarts retain_nonstatus_information 1 ; Retain non-status information across program restarts max_check_attempts 10 register 0 ; DONT REGISTER THIS DEFINITION - ITS NOT A REAL HOST, JUST A TEMPLATE! } define host { use generic-host ; Name of host template to use host_name myrouter alias Router Gva Coulou -6 address 192.168.1.1 check_command check-host-alive notification_interval 60 notification_period 24x7 notification_options d,u,r } #--- services.cfg define service { name generic-service ; active_checks_enabled 1 ; Active service checks are enabled passive_checks_enabled 1 ; Passive service checks are enabled/accepted parallelize_check 1 ; Active service checks should be parallelized obsess_over_service 1 ; We should obsess over this service (if necessary) check_freshness 0 ; Default is to NOT check service 'freshness' notifications_enabled 1 ; Service notifications are enabled event_handler_enabled 1 ; Service event handler is enabled flap_detection_enabled 1 ; Flap detection is enabled process_perf_data 1 ; Process performance data retain_status_information 1 ; Retain status information across program restarts retain_nonstatus_information 1 ; Retain non-status information across program restarts normal_check_interval 5 retry_check_interval 2 notification_period 24x7 notification_options u,c,r register 0 ; DONT REGISTER THIS DEFINITION } define service{ use generic-service host_name myrouter service_description CPU is_volatile 0 check_period 24x7 max_check_attempts 3 retry_check_interval 1 contact_groups router-admins notification_interval 120 notification_period 24x7 check_command check_cisco_cpu!publicro!60!69!70!80 } #--- checkcommands.cfg # 'check_snmp' generic command definition define command{ command_name check_snmp command_line $USER1$/check_snmp -t 10 -H $HOSTADDRESS$ -C $ARG1$ $ARG2$ $ARG3$ $ARG4$ $ARG5$ $ARG6$ $ARG7$ $ARG8$ $ARG9$ } # check_cisco_cpu: checks router CPU-usage # Syntax !Hostname!Community!WARN-1min-%!WARN-5min-%!CRIT-1min-%!CRIT-5min-% define command{ command_name check_cisco_cpu command_line $USER1$/check_snmp -t 10 -H $HOSTADDRESS$ -o.1.3.6.1.4.1.9.2.1.57.0,.1.3.6.1.4.1.9.2.1.58.0 -C $ARG1$ -w :$ARG2$,:$ARG3$ -c : $ARG4$,:$ARG5$ -l 'CPU usage 1min/5min' -D ' / ' } Btw, by looking at the code in check_snmp.c I'm wondering . Is there a problem with : #define mark(a) ((a)!=0?"*":"") in check_snmp.c ??? Or are my parms so bad ? :-o Thanks for your kind help. Warm regards, Pascal ------------------------------------------------------- This sf.net email is sponsored by:ThinkGeek Welcome to geek heaven. http://thinkgeek.com/sf _______________________________________________ Nagios-users mailing list Nagios-users@lists.sourceforge.net</PRE></BLOCKQUOTE><A href="https://lists.sourceforge.net/lists/listinfo/nagios-users">https://lists.sourceforge.net/lists/listinfo/nagios-users</A> <BLOCKQUOTE><PRE></PRE></BLOCKQUOTE></BLOCKQUOTE></BODY></HTML>