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Isilon: How to Check the Battery Wear Threshold for a Gen6 Cluster

概要: This article discusses how to check the battery wear threshold for the battery backup unit of Gen6 Isilon nodes.

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手順

This document discusses how to check the battery life on the battery backup unit (BBU) for general purposes or you have received an event similar to this:

Warning battery: The battery backup unit in chassis XXXXXXXXXXXXXX slot 2 has indicated cell End Of Life. Replace the battery backup unit as soon as possible.

Prerequisite:
The cluster must be running Health Check Framework 35 or later and one of the following versions of OneFS:

  • 9.1.0.21 or later
  • 9.2.1.14 or later
  • Any newer version of OneFS than those listed above
Instructions:
 
How to check the version of Health Check Framework that is installed:
  1. Run the following command:
# isi healthcheck version
HealthCheck definition version: 35.0.0
How to check the battery wear threshold:
  1. Run the following command:
# isi healthcheck run battery_test_status -v
Queued evaluation to run: battery_test_status20231011T1718
How to check the status of the healthcheck job:
  1. Run the following command:
isi healthcheck list | grep battery_test_status20231011T1718

Completed - Pass -                                                  /ifs/.ifsvar/modules/health-check/results/evaluations/battery_test_status20231011T1718

To view the wear threshold on the battery, you must look at the battery_test_status file listed in the healthcheck list output:
# cat /ifs/.ifsvar/modules/health-check/results/evaluations/battery_test_status20231011T1718
{"checklist_id": "battery_test_status", "delivery": [], "id": "battery_test_status20231011T1718", "overrides": [], "parameters": {}, "start_time": 1697044712.9590354}
{"name": "battery_test_status", "parameters": {}, "status": "OK", "value": 100, "details": ["Battery 1 has 0 most recent test failures, threshold is 3", "Battery 1 Permanent fault status is False", "Battery 1 Capacity Degradation: 137600 mAh, 13.1%"], "node": "1", "passed": true}
{"name": "battery_test_status", "parameters": {}, "status": "OK", "value": 100, "details": ["Battery 1 has 0 most recent test failures, threshold is 3", "Battery 1 Permanent fault status is False", "Battery 1 Capacity Degradation: 136100 mAh, 12.96%"], "node": "2", "passed": true}
{"name": "battery_test_status", "parameters": {}, "status": "OK", "value": 100, "details": ["Battery 1 has 0 most recent test failures, threshold is 3", "Battery 1 Permanent fault status is False", "Battery 1 Capacity Degradation: 136850 mAh, 13.03%"], "node": "3", "passed": true}
{"name": "battery_test_status", "parameters": {}, "status": "OK", "value": 100, "details": ["Battery 1 has 0 most recent test failures, threshold is 3", "Battery 1 Permanent fault status is False", "Battery 1 Capacity Degradation: 136400 mAh, 12.99%"], "node": "4", "passed": true}
{"result":"PASS"}
The percentage value indicates the amount of wear on the battery.

Cell End of Life warning

Battery Backup Unit (BBU) firmware 2.20 introduced an alert that warns when you are reaching the End of Life (EOL) on the battery. The report for the event occurs when battery degradation reaches 40%. Nodes go into read-only (RO) state if the battery reaches 50%. To check the BBU firmware, run the command:
isi upgrade cluster firmware devices | egrep "mongoose|bcc"

The output from the command looks like this:

# isi upgrade cluster firmware devices| egrep "mongoose|bcc"
MLKbem_mongoose           ePOST  02.40                   1-4
EPbcc_infinity            ePOST  02.40                   5-8

The BBU firmware affects the amount of time to go from 40% degradation to 50% degradation.

If the BBU firmware version is 1.20, the battery should take four months to go from 40% to 50% degradation.
If the BBU firmware version is 2.20 or above, the battery should take 12 months to go from 40% to 50% degradation.

If BBU firmware version 1.20 or older is installed and want to upgrade to the latest supported firmware, you must review this document first: How to perform the battery test prior to upgrading to Node Firmware Package 10.3.9 or 11.6

文書のプロパティ


影響を受ける製品

Isilon A200, Isilon A2000, Isilon F800, Isilon F810, Isilon Gen6, Isilon H400, Isilon H500, Isilon H5600, Isilon H600

最後に公開された日付

31 5月 2024

バージョン

5

文書の種類

How To