exacqVision Battery Relearn

Description  Meaning of Battery Relearn messages Product  exacqVision Server Information The RAID Controller undergoes a normal cycle to periodically drain the power from the board’s backup battery to test its ability to provide power when needed. This cycle is referred to a ‘relearn’.  Solution No action needed, this is a normal message. <br>

ExacqVision BBU Failure

Title ExacqVision BBU Failure Description  Meaning of BBU (Backup Battery Unit) Failure message Product  ExacqVision Server Information Battery Backup failure means that the on-board RAID Controller’s battery is bad and should be replaced. In many cases, this may mean replacing the entire RAID card due to restrictions on shipping batteries. Confirm that any cables connecting the BBU… Continue reading ExacqVision BBU Failure

exacqVision Cache Flush / Dirty Cache

Description  Meanining of Cache Flush / Dirty Cache messages Product  exacqVision Server Information This typically means that the RAID controller lost power/battery power during a write operation. The RAID controller contains a small buffer for data being written to the hard drives. When the write has been confirmed, the cache is cleared.  Solution If the machine… Continue reading exacqVision Cache Flush / Dirty Cache

exacqVision Hard Drive Tests

Description  A summary of system drive tests performed by exacqVision using evSelfTest, RAID controllers, and S.M.A.R.T. data. Product  Information On systems Built-by-Exacq (BBE), the exacqVision software runs the following tests: Using evSelfTest.exe: RAID card consistency check, once every week.On non-BBE systems:

How to Identify the MegaRAID Controller Model on an exacqVision Server  

Title How to Identify the MegaRAID Controller Model on an exacqVision Server   Description  For various reason you may need to determine the model number of the RAID Controller Card.    Product  exacqVision Server MegaRAID     Solution From the exacqVision Client Navigate to Configuration > YOURSERVER > Storage > Hardware Tab The model should be… Continue reading How to Identify the MegaRAID Controller Model on an exacqVision Server  

Replacing MegaRAID Storage Manager (MSM) With LSI Storage Authority (LSA) – Windows

Title Replacing MegaRAID Storage Manager (MSM) With LSI Storage Authority (LSA) – Windows Description  MSM has been found to have some exposure to CVE-2021-44228, the Apache Log4j remote code execution vulnerability, see statement from Broadcom Log4j2 Exposure (CVE-2021-44228).   As a result you may be able to replace MSM with LSA using the following instructions.   Product … Continue reading Replacing MegaRAID Storage Manager (MSM) With LSI Storage Authority (LSA) – Windows

2021-02 – Hard Drive Issues Training

Hard Drive Issues Troubleshooting

Volume and Hardware Tabs Missing From Storage

Issue The Volume and Hardware tabs or not present on the Storage page even though the server has a MegaRAID RAID controller and the drive is present on the Drive tab. Resolution This can occur when the path to storcli is not present in the Windows system Path environmental variable. Use the following steps to… Continue reading Volume and Hardware Tabs Missing From Storage

RAID Expander Replacement

The old Raid Expander Card number 690-00083 is no longer available, and needs to be replaced with 690-00101. ECN-171121-01 takes care of that for production. However, if the old card goes bad in the field, the new card is not a drop-in replacement. The new card needs a new bracket and cables.

Server May Indicate False HD Temperature Alarms on Systems with LSI RAID

Symptom Client displays temperature alarms on hard drives. These may indicate temperatures near 1° C, or between ~20000-30000° C.  <br> Problem This behavior was seen from the following Western Digital HD models when connected to LSI storage controllers. WD4002FYYZWD8002FRYZWD8003FRYZWD6002FRYZWD80PUZXWD101KRYZWD121KRYZ <br> Solution Update the ExacqVision Server version to 9.3.9 or higher, also back-patched into 9.2 RC.  <br>