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Diffstat (limited to 'src/pmdas/news/README')
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diff --git a/src/pmdas/news/README b/src/pmdas/news/README new file mode 100644 index 0000000..6f8466b --- /dev/null +++ b/src/pmdas/news/README @@ -0,0 +1,58 @@ +Usenet News PMDA +================ + +This PMDA is a sample, that illustrates how a simple PMDA might be +constructed using the Perl PMDA API. + +Although the metrics supported are simple, the framework in the script +pmdanews is quite general, and could be re-used to implement other +PMDAs. + +Metrics +======= + +Once the PMDA has been installed, the following command will list all +the available metrics and their explanatory "help" text: + + $ pminfo -fT news + +Installation +============ + + + # cd $PCP_PMDAS_DIR/news + + + Check that there is no clash in the Performance Metrics Domain + defined in ./domain.h and the other PMDAs currently in use (see + $PCP_PMCDCONF_PATH). If there is, edit ./domain.h to choose another + domain number. + + + Then simply use + + # ./Install + + and choose both the "collector" and "monitor" installation + configuration options. + + + By default the script pmdanews operates on a small test-case copy a + news "active" file, installed from here into + $PCP_PMDAS_DIR/news/active. If you wish to use a more realistic base + of Usenet data, edit pmdanews.pl to make it use your "live active" + groups, then + + # ./Install. + +De-installation +=============== + + + Simply use + + # cd $PCP_PMDAS_DIR/news + # ./Remove + +Troubleshooting +=============== + + + After installing or restarting the agent, the PMCD log file + ($PCP_LOG_DIR/pmcd/pmcd.log) and the PMDA log file + ($PCP_LOG_DIR/pmcd/news.log) should be checked for any warnings + or errors. |