This article discusses a scenario where failure messages for the HAGIWARA CF card are continuously logged. These error messages have no impact on service and can be safely ignored. They can also be suppressed if you do not want them to continue getting logged.
After upgrading to JUNOS 15.1 and later releases, REs (Routing Engines) with HAGIWARA CF card installed are seen with the following failure messages (every 30 minutes):
user@router> show log messages| match ada1 smartd[4357]: Device: /dev/ada1, failed to read SMART Attribute Data smartd[4357]: Device: /dev/ada1, failed to read SMART Attribute Data smartd[4357]: Device: /dev/ada1, failed to read SMART Attribute Data <...>
Log message related with Smartd daemon reading the SSD attributes with HAGIWARA SYS-COM MFD10 Compact Flash.
Routing Engine 0 REV 05 740-031116 xxxxxxxxxxx RE-S-1800x4 <...> ada1 3671 MB HAGIWARA SYS-COM MFD10 xxxxxxxxxxxx Compact Flash
These messages are seen when the following conditions are met:
These error messages do not impact service and can be safely ignored.
To suppress repeating non-impacting messages, refer to KB9382 - How to prevent certain syslog messages from being written to the log file [juniper.net]