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Monitor the Size of Multiple Log Files

How to Monitor and Alert on the Size of Multiple log files

 The following command will alert if files are found with size greater than zero.
[root@nagios-primary ~]# ./logrobot localhost /var/tmp/logXray autodoc /var/mqm/errors,.FDC,12m 0B 0B filesize

CRITICAL: File [ /var/mqm/errors,.FDC,12m ]. Current Size = [ /var/mqm/errors/AMQ24835.0.FDC(repeat),27053(bytes),11 /var/mqm/errors/AMQ24834.0.FDC(repeat),27053(bytes),11 /var/mqm/errors/AMQ24821.0.FDC(repeat),81673(bytes),11 /var/mqm/errors/AMQ24832.0.FDC(repeat),26973(bytes),11 /var/mqm/errors/AMQ24827.0.FDC(repeat),27053(bytes),11 /var/mqm/errors/AMQ24826.0.FDC(repeat),26973(bytes),11 /var/mqm/errors/AMQ24833.0.FDC(repeat),27053(bytes),11 /var/mqm/errors/AMQ24828.0.FDC(repeat),27053(bytes),11 /var/mqm/errors/AMQ24836.0.FDC(repeat),27053(bytes),11 /var/mqm/errors/AMQ24825.0.FDC(repeat),26973(bytes),11 /var/mqm/errors/AMQ24831.0.FDC(repeat),26973(bytes),11 /var/mqm/errors/AMQ24830.0.FDC(repeat),27053(bytes),11 /var/mqm/errors/AMQ24829.0.FDC(repeat),27053(bytes),11 ]. Thresholds: [ W=0B ] and [ C=0B ].

[root@nagios001 ~]# ./logrobot localhost /var/tmp/logXray autodoc /apps/scope/GAP/wmswave/cbs/logs/cores,1,*,1440m 0B 0B filesize

OK: File [ /apps/scope/GAP/wmswave/cbs/logs/cores,1,*,1440m ]. Current Size = [ no_problem_files_detected ]. Thresholds: [ W=0B ] and [ C=0B ].

[root@nagios001 ~]# ./logrobot localhost /var/tmp/logXray autodoc /apps/scope/GAP/wmswave/cbs/logs/cores,1,*,1440m 0B 0B filesize

CRITICAL: File [ /apps/scope/GAP/wmswave/cbs/logs/cores,1,*,1440m ]. Current Size = [ /apps/scope/GAP/wmswave/cbs/logs/cores/PkShipWaveS/core.10114,533901312(bytes),3m ]. Thresholds: [ W=0B ] and [ C=0B ].

Next time check runs, you'll see the word 'repeat' next to each file that has already been reported/alerted on

CRITICAL: File [ /apps/scope/GAP/wmswave/cbs/logs/cores,1,*,1440m ]. Current Size = [ /apps/scope/GAP/wmswave/cbs/logs/cores/PkShipWaveS/core.12263(repeat),592871424(bytes),7m ]. Thresholds: [ W=0B ] and [ C=0B ].

[root@nagios001 ~]# ./logrobot localhost /var/tmp/logXray autonda /wms/prod/*/data/download_files/Rcv*.out 30m 'nothing-to-search-for' '.' 1 1 MultiLogGrowthChk -ndfoundn

(OR)

[root@nagios001 ~]# ./logrobot localhost /var/tmp/logXray autonda /wms/prod/_ast_/data/download_files/Rcv_ast_.out 30m 'nothing-to-search-for' '.' 1 1 MultiLogGrowthChk -ndfoundn

Log File Content

Scan content of log files for new occurrences (or lack thereof) of specific keywords, strings or patterns.

Log File Size

Monitor the sizes of single or multiple log files - alert if log size breaches predefined thresholds.

Log File Growth

Monitor the growth of single or multiple log files - alert when the monitored logs stop receiving new data.

Log File Timestamp

Monitor the timestamp of single or multiple logs. Alert, if logs are older than X amount of minutes or hours.

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