Summary
A firmware upgrade for the SLX 9740 Baseboard Management Controller (BMC) is required to resolve a potential storage issue
Impact
The device will become unreachable if any of the symptoms below are seen.
Products Affected
SLX 9740-40C AND SLX 9740-80C ONLY.
Software Affected
All versions.
Symptoms
A variety of symptoms may present themselves, however the most consistent errors seen in the console logs are:
BMC-ERR:main():109:Error bmc_init() failed. rc:-1
Could not open device at /dev/ipmi0 or /dev/ipmi/0 or /dev/ipmidev/0: No such file or directory
Other symptoms include:
- Power supplies and fans may appear to toggle between online and offline.
- IPMI failure messages filling up the console and syslog.
Workaround
A reload of the device may temporarily restore the BMC communication. If the issue persists, please process an RMA as directed by GTAC.
Solution
If your system is affected by this issue an RMA will be required. If you would like to proactively upgrade your systems, the below methods are available.
Updating the firmware in the device will prevent the issues described in this release notice.
There are two methods for updating your BMC software:
1. For SLX-OS 20.5.2 and above, the firmware can be updated via SLX-OS commands from the console:
[update bmc firmware <protocol> user < username> password <password> host < host IP> directory < remote directory > file <bmc-image-name> use-vrf < vrf name>]
2. Beginning with SLX-OS 20.6.1, the BMC will be updated along with the upgrade of the SLX-OS firmware. Please refer to the upgrade guide for SLX-OS 20.6.1 for details.
Please see the full field notice here for more details and updates.
