Longer-term remediation and prevention
Proactively run ALTER DISKGROUP ... CHECK during maintenance windows.
and running diagnostics. No immediate impact reported yet, but staying on top of it. #DBA #ASM #OracleHealth Quick Troubleshooting Tips Oracle ASM: Automatic Diagnostic Repository Command Interpreter (ADRCI) to view details on the new incident. F5 BIG-IP ASM: MySQL database health if you suspect a sync or configuration issue. Always check the asm health checker found 1 new failures updated
It sounds like you're referencing a log or output from an (likely Oracle Automatic Storage Management). A useful review would typically include:
If you are dealing with a critical corruption, it is highly recommended to contact Oracle Support to assist with the investigation. No immediate impact reported yet, but staying on top of it
user wants a detailed article about the ASM Health Checker notification "found 1 new failures updated". This requires explaining what ASM Health Checker is, the meaning of the notification, common causes, troubleshooting steps, and its role in wider monitoring. I will follow the search plan, opening the initial result to understand ASM Health Checker basics, then performing the specified searches. initial open of the Oracle documentation failed. The search results provided some useful links. The search for "ASM Health Checker found 1 new failures updated" yielded a potentially relevant result. The search for the meaning of "1 new failures" also yielded a potentially relevant result. The search for ASM Health Checker failure disk group status yielded a potentially relevant result. The search for V$ASM_HEALTH_CHECKER view Oracle did not yield a specific view. The search for best practices and monitoring alerts yielded some relevant results. The search for documentation site:oracle.com yielded some results. I will now open the most promising links. opened links provide useful information. The techdatabasket article gives a practical example. The CSDN article provides details on checker failure detection. The FlashGrid page lists ASM disk group checks. The Oracle documentation is a reference manual. The AHF release notes mention ASM disk group status. The Cleverence article explains Oracle Health Monitor. The Veritas page mentions ASMInst agent health check monitoring. The BMC page describes ASM alert log. The Oracle PDFs provide information on viewing checker findings. I have enough information to draft an article. The user's request is to "write a long article". I will structure the article with an introduction, explanation of the health checker, common causes, step-by-step troubleshooting, and prevention tips. monitoring a production Oracle Database—especially in a Real Application Clusters (RAC) environment—alert logs can contain many different messages. Among the most important ones for an Automatic Storage Management (ASM) administrator is: "ASM Health Checker found 1 new failures updated"
ASM Health Checker Found 1 New Failures Updated: Troubleshooting Guide Always check the It sounds like you're referencing
If you are using External Redundancy , a single disk failure can make the entire disk group unrecoverable ("toast").
When this message appears, it means the health checker has completed its routine scan and has in your storage system. This is not a routine informational message—it's a serious alert that requires immediate analysis and remediation to prevent potential data loss or system downtime.
This alert is generated by the ASM health check background process. Unlike a hard crash, which stops operations immediately, this alert suggests a "soft failure" or a predictive failure that requires diagnosis before it escalates into data loss or downtime.