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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-03-09 13:19:22 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-03-09 13:19:22 +0000 |
commit | c21c3b0befeb46a51b6bf3758ffa30813bea0ff0 (patch) | |
tree | 9754ff1ca740f6346cf8483ec915d4054bc5da2d /health/guides/megacli/megacli_pd_predictive_failures.md | |
parent | Adding upstream version 1.43.2. (diff) | |
download | netdata-upstream/1.44.3.tar.xz netdata-upstream/1.44.3.zip |
Adding upstream version 1.44.3.upstream/1.44.3
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'health/guides/megacli/megacli_pd_predictive_failures.md')
-rw-r--r-- | health/guides/megacli/megacli_pd_predictive_failures.md | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/health/guides/megacli/megacli_pd_predictive_failures.md b/health/guides/megacli/megacli_pd_predictive_failures.md new file mode 100644 index 000000000..1aa7b0d20 --- /dev/null +++ b/health/guides/megacli/megacli_pd_predictive_failures.md @@ -0,0 +1,29 @@ +### Understand the alert + +This alert indicates that one or more physical disks attached to the MegaCLI controller are experiencing predictive failures. A predictive failure is a warning that a hard disk may fail in the near future, even if it's still working normally. The failure prediction relies on the self-monitoring and analysis technology (S.M.A.R.T.) built into the disk drive. + +### Troubleshoot the alert + +**Make sure you have taken necessary backup steps before performing any action. Netdata is not liable for any loss or corruption of data, databases, or software.** + +1. Identify the problematic drives: + + Use the following command to gather information about your virtual drives in all adapters: + + ``` + megacli –LDInfo -Lall -aALL + ``` + +2. Determine the virtual drive and adapter reporting media errors. + +3. Consult the MegaRAID SAS Software User Guide [1]: + + 1. Refer to Section 2.1.16 to check for issues with your drives. + 2. Refer to Section 7.18 to perform any appropriate actions on drives. Focus on Sections 7.18.2, 7.18.6, 7.18.7, 7.18.8, 7.18.11, and 7.18.14. + +4. Consider replacing the problematic disk(s) to prevent imminent failures and potential data loss. + +### Useful resources + +1. [MegaRAID SAS Software User Guide (PDF download)](https://docs.broadcom.com/docs/12353236) +2. [MegaCLI commands cheatsheet](https://www.broadcom.com/support/knowledgebase/1211161496959/megacli-commands)
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