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Oracle Enterprise Manager 12c – Upgrade oem12c agent – The space required for the upgrade at /tmp/xxx is not sufficient.

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What you can do when space in /tmp is not sufficient for upgrade agent on oem12c? Checking the free space available at /tmp/tmp_2014_12_19_12_25_07_113 Space free : 1 GB Space required : 2 GB Actual Space Available at : /tmp/tmp_2014_12_19_12_25_07_113 is 1GB The check failed Exit Code :1 The space required for the upgrade at /tmp/tmp_2014_12_19_12_25_07_113 […]

Oracle Enterprise Manager 12c – Clean-up agents (cleanup after agent upgrade)

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After agent upgrade… what next step we can made? We can clear our system and remove old installations…

Oracle Enterprise Manager 12c – Agent upgrade to higher version

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How to upgrade oem12c agents to new version?

Oracle Enterprise Manager 12c – Offline upgrade

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How to upgrade oem12c when your site due to security reason don’t have access to internet? Use offline upgrade mode!

OEM12C Agent is down – ERROR – Critical error: java.lang.OutOfMemoryError: Java heap space

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Another error spotted… Agent is going down after a few minutes / hours. 2014-04-22 14:56:50,337 [40:54F9BB47:GCThread-11] INFO – uncaughtException handler with java.lang.OutOfMemoryError: Java heap space

UPGRADE OEM12C AGENT FAILED AT “Preparing for Management Agent Upgrade” WITH “Exit Code :1”

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When i updated OMS, i tried to upgrade all agents. One of them during upgrade process failed with “Preparing for Management Agent Upgrade” step. But what is a reason of this behaviour?

PROBLEM WITH OEM12C AGENT – Plugin mismatch between agent and repository

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I just updated oem12c 12.1.0.2.0 -> 12.1.0.3.0 and updated few agents. So – few new problem also spotted… $emctl status agent Oracle Enterprise Manager Cloud Control 12c Release 3 Copyright (c) 1996, 2013 Oracle Corporation. All rights reserved. ————————————————————— Agent Version : 12.1.0.3.0 OMS Version : (unknown) (…) Collection Status : Collections enabled Heartbeat Status […]

OEM12C – CLEAN-UP OPERATIONS AFTER AGENT UPGRADE

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When You install oem12c release 3 as upgrade on previous version and update all agents on remote hosts to actual version, there are one more step to end entire process – remove old binaries of previous agent. This will be done later, so don’t hurry with this operation. Be sure first that new one agent […]

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