If you are running 10.2.0.4 databases and OEM Grid Control Agent 10.2.0.4 and you see that the number of filedescriptors of emagent is constantly increasing, you are hitting Bug 7031906.<\/p>\n
The errors in the logfile look like this:<\/p>\n
2008-06-27 14:32:28,973 Thread-301 ERROR engine: [oracle_database,MDDB2.world,health_check] :
\nnmeegd_GetMetricData failed : Instance Health Check initialization failed due to one of the following causes:
\nthe owner of the EM agent process is not same as the owner of the Oracle instance processes; the owner of the
\nEM agent process is not part of the dba group; or the database version is not 10g (10.1.0.2) and above.
\n2008-06-27 14:32:28,973 Thread-301 WARN collector:Error exit. Error message: Instance Health
\nCheck initialization failed due to one of the following causes: the owner of the EM agent process is not same as
\nthe owner of the Oracle instance processes; the owner of the EM agent process is not part of the dba group; or
\nthe database version is not 10g (10.1.0.2) and above.\n<\/p><\/blockquote>\nAnd if you do pmap -x
on the pid of emagent, then you will see dozens of lines containing hc_ .dat.<\/p>\n Oracle tracks this issue with Bug 7031906 and there are patches available. In case you are running an earlier version of agent or database, check MetaLink Note 602633.1. <\/p>\n
I have realized that I have included it in the document “Oracle Enterprise Manager 10gR2 – Grid Control Installation” in the secion “papers”, but unfortunately, in german only. <\/p>\n","protected":false},"excerpt":{"rendered":"
If you are running 10.2.0.4 databases and OEM Grid Control Agent 10.2.0.4 and you see that the number of filedescriptors of emagent is constantly increasing, you are hitting Bug 7031906. The errors in the logfile look like this: 2008-06-27 14:32:28,973 Thread-301 ERROR engine: [oracle_database,MDDB2.world,health_check] : nmeegd_GetMetricData failed : Instance Health Check initialization failed due to […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[5,6],"tags":[],"class_list":["post-541","post","type-post","status-publish","format-standard","hentry","category-oracle-database","category-oracle-enterprise-manager"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ora-solutions.net\/web\/wp-json\/wp\/v2\/posts\/541","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ora-solutions.net\/web\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ora-solutions.net\/web\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ora-solutions.net\/web\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ora-solutions.net\/web\/wp-json\/wp\/v2\/comments?post=541"}],"version-history":[{"count":4,"href":"https:\/\/www.ora-solutions.net\/web\/wp-json\/wp\/v2\/posts\/541\/revisions"}],"predecessor-version":[{"id":545,"href":"https:\/\/www.ora-solutions.net\/web\/wp-json\/wp\/v2\/posts\/541\/revisions\/545"}],"wp:attachment":[{"href":"https:\/\/www.ora-solutions.net\/web\/wp-json\/wp\/v2\/media?parent=541"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ora-solutions.net\/web\/wp-json\/wp\/v2\/categories?post=541"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ora-solutions.net\/web\/wp-json\/wp\/v2\/tags?post=541"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}