Testing FAS900 series clusters
Reason to check and test the cluster
After configuring networking and setting licenses and options, you should check your configuration with the cluster configuration utility. This utility runs under UNIX or as a CGI script from a UNIX Web server and tests for the following configuration problems:
- Mismatched licenses
- Mismatched option settings
- Incorrectly configured network interfaces
- Different versions of Data ONTAP on the local and partner nodes
Checking configuration
To run this script from the command line, complete the following steps.
Step
|
Action
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|---|
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1
|
Download the cluster configuration checker (cf-config-check.cgi) file from http://now.netapp.com/NOW/tools, then unzip the file.
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2
|
Collect the IP addresses and login information for the local and partner nodes.
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3
|
Run the script, as described in the online instructions on the script Web page.
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4
|
Examine the script output and correct any errors or differences indicated in system settings, such as mismatched licenses.
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5
|
Go to Testing takeover and giveback.
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Testing takeover and giveback
To test takeover and giveback, complete the following steps.
Step
|
Action
|
|---|
|
1
|
Check the cabling on the cluster interconnect cables to make sure that they are secure.
|
|
2
|
Verify that you can create and retrieve files on both nodes for each licensed protocol.
|
|
3
|
From the local node, enter the following command and observe the output:
cf enable
Result
Takeover of the partner node is enabled on the local node.
|
|
4
|
Enter the following command from the local node console:
cf takeover
Result
The local node takes over the partner node and gives the following output:
takeover completed
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5
|
Make sure that the local node can access both the local and partner disks.
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6
|
Give back the partner node by entering the following command:
cf giveback
Result
The local node releases the partner node, which reboots and resumes normal operation. The following message is displayed on the console when the process is complete:
giveback completed
|
|
7
|
If takeover and giveback...
|
Then...
|
|
Is completed successfully
|
Repeat Step 2 through Step 6 on the partner node.
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Fails
|
Go to Chapter 5, Basic Troubleshooting.
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|
8
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Complete setup as described in the Software Setup Guide.
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Part No. 210-00651
File: ch4_bru8.htm
Last updated: 04/05/04 17:01:05