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3/15/2018: Lulu: No firmware update from Michael. Synology firmware got updated. Headnode rebooted but pbs_server service was off and cannot be started (server database issue). I didn't wanto re-initialize the database by "pbs_server -t create". I decided to get the "serverdb" file recovered from EZbackup and it seems working.
12/13/2017: Lulu: No firmware update from Michael. Forced FSCK. Synology firmware got updated. m102 cannot boot. It is cable problem. m106/m107power supply is broken and need to be replace.