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EM 13c: ZFS Appliance Status is Down in Enterprise Manager 13c Cloud Control with Logged Error: SEVERE: Algorithm negotiation fail (Doc ID 2349054.1)

Last updated on SEPTEMBER 01, 2020

Applies to:

Enterprise Manager Base Platform - Version to [Release 12.1]
Information in this document applies to any platform.


Enterprise Manager (EM) 13.1 Cloud Control
EM ZFS (OSS7) Plug-in, OS8.7.12 (ak-2013.,1-1.1)

A monitored ZFS Appliance status is shown as Down (red arrow) in EM 13.1 Cloud Control.
The following is found in the <Agent base>/agent_inst/sysman/emd/oracle_zfs_plugin/logs/<TargetName>/sun_storage_7000-0-0.log:

Dec 20, 2017 12:46:12 PM com.sun.s7000.client.RetrieveSSHResult main
SEVERE: Algorithm negotiation fail
com.jcraft.jsch.JSchException: Algorithm negotiation fail
at com.jcraft.jsch.Session.receive_kexinit(
at com.jcraft.jsch.Session.connect(
at com.jcraft.jsch.Session.connect(
at com.sun.s7000.client.RetrieveSSHResult.main(

EM ZFS Plug-in has been patched as described in this document:

<Note 2288346.1> Oracle ZFS Storage Appliance: Enterprise Manager Cloud Control OSS7 Plugin & Patch fix - for OS 8.7.4 Micro Release




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