check_asm

Nagios plug-in for Oracle ASM instance (11g and above) It checks: a) disk status b) diskgroup state (mounted/dismounted) c) ASM alertlog for any ORA- errors occured in last 24 hours d) diskgroup used space; you can define warning/critical thresholds per diskgroup This plug-in needs to be run as ASM binaries owner (usually oracle). Configure sudo to work with nrpe-owner. Run 'check_asm --help' for full description. Setup: 1. disable 'requiretty' for nrpe-owner in /etc/sudoers Defaults:nagios !requiretty 2. enable sudo for nrpe-owner to run this script nagios ALL=(oracle) NOPASSWD: /usr/lib64/nagios/plugins/check_asm 3. edit nrpe.cfg and insert required checks with options: command[check_asm_diskstatus]=sudo -u oracle /usr/lib64/nagios/plugins/check_asm --asm_home=$ASM_HOME--action=diskstatus command[check_asm_dgstate]=sudo -u oracle /usr/lib64/nagios/plugins/check_asm --asm_home=$ASM_HOME- --action=dgstate command[check_asm_alertlogerror]=sudo -u oracle /usr/lib64/nagios/plugins/check_asm --asm_home=$ASM_HOME- --action=alertlogerror command[check_asm_usedspace]=sudo -u oracle /usr/lib64/nagios/plugins/check_asm --asm_home=$ASM_HOME- --action=usedspace --threshold DG1=98:99 Sample output: check_asm --asm_home=/oracle/gridhome --action=diskstatus [OK] Disk status: OK check_asm --asm_home=/oracle/gridhome --action=dgstate [OK] Diskgroup state: (CRS: MOUNTED) (FRA: MOUNTED) (DATA: MOUNTED) check_asm --asm_home=/oracle/gridhome --action=alertlogerror [OK] ASM AlertLog Errors: 0 check_asm --asm_home=/oracle/gridhome --action=usedspace --threshold DATA=95:98 [OK] Diskgroup used space: (CRS: 7.94%: OK) (FRA: 1.80%: OK) (DATA: 55.82%: OK)

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