Article Number: 000130199
PowerStore: Data Path Alerts
Summary: This article discusses about Data Path alerts.
Article Content
Symptoms
When Dell PowerStore encounters a problem, an error alert is generated to help identify the issue. This article explains the different possible causes and the relevant solutions for these error alerts. If your problem is not resolved despite the solution provided, check the technical support contact options.
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Cause
The cause is mentioned in the Resolution section under respective alerts.
Resolution
| Title | User Tier offline in PowerStore |
| Alert ID | DATA_PATH_USER_TIER_OFFLINE |
| Description | A PowerStore appliance only tolerates a single drive failure in the same RAID resiliency group within a certain time if RAID 5. If another drive in the same RAID resiliency group fails, while the RAID rebuilds following the first drive failure is still in progress, the second drive failure results in PowerStore Data Path going offline.  Note: For resolution of Alert ID DATA_PATH_LOG_DATA_TIER_OFFLINE(0x00200401), see KB PowerStore Alerts: Capacity Utilization. |
| Error Code | (0x00200301) |
| Resolution | Cause A second drive fault in the same RAID 5 resiliency group, while RAID rebuilds following the first drive fault is in progress. Solution Contact Technical Support for assistance.  Note: Avoid performing any changes to the system (do not touch the drives nor attempt recovery on your own) |
| Title | Appliance Read Only in PowerStore - V1.0 and recovery process |
| Alert ID | DATA_PATH_APPLIANCE_READ_ONLY_ENTER |
| Description | A PowerStore appliance detects corruption during the user data flush after attempt to inline recovery. The corruption limits the user data flush from making progress. User reads will be allowed, but writes will be disabled. Appliance transitions to Read-Only state. |
| Error Code | (0x00201301) |
| Resolution | Cause During user data flush of dirty pages from Log, if Mapper detects a metadata corruption after FUA attempt to recover data, the corruption limits the user data flush from progressing. User reads will be allowed, but writes will be disabled. PowerStore Data Path has to transition to a read-only state to reject any new incoming Write IOs. Solution Contact Technical Support for assistance. |
Article Properties
Affected Product
PowerStore
Last Published Date
21 Apr 2024
Version
6
Article Type
Solution