Perhaps the file system became corrupted, most likely due to a sudden power loss, or ungraceful shutdown. I would not worry, as long as both of the partitions are healthy, then no issue with running switch on either of them.
Just make sure that both of the partitions are healthy, so that fail over can be done when needed. The following URL will point you how to recover from this sort of condition. Just start from "Step-by-step recovery procedure for this situation:" http://goo.gl/BoUUlA Cheers, Masood On Fri, Mar 21, 2014 at 5:23 PM, Victor Sudakov <[email protected]> wrote: > Colleagues, > > What could be the reason that an EX4200-24T occasionally boots from the > secondary copy? > > If I "request system reboot slice alternate media internal", it will > boot from the Active Partition all right. This means the Active > Partition is operational, isn't it? > > But sometimes, one day, the switch will eventually boot from the > Backup Partition again. > > What gives? > > TIA for any ideas. > > -- > Victor Sudakov, VAS4-RIPE, VAS47-RIPN > sip:[email protected] > _______________________________________________ > juniper-nsp mailing list [email protected] > https://puck.nether.net/mailman/listinfo/juniper-nsp > _______________________________________________ juniper-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/juniper-nsp

