Basic health check commands for EMC Symmetrix DMX

To check reserved devices

symdev –sid 547 list –reserved

To check symmetrix external locks

symcfg –sid  547 list –lockn all

To check symmetrix device locks

symdev –sid 547 list –lock

To check available free space in symmetrix array

symconfigure –sid 547 list –freespace –units MB

To check available free devices in a symmetrix array by disk group

symdisk –sid 547 list –by_diskgroup

symdisk –sid 547 list –diskgroup 0

To check the not mapped free devices

symdev –sid 547 list – noport

To check mapped but not masked devices

symmaskdb –sid 547 list no_assignment –dir all –p all

To check host is logged in status

symmask –sid  547 list logins –wwn WWN number of host

To take masking database (VCMDB) backup

symmaskdb –sid 547 backup –file file name

To check warning event messages in the symmetrix array

symevent –sid XXXX list –warn | more

symevent –sid XXXX list –warn –v | more

To check fatal event messages in the symmetrix array

symevent –sid XXX list –fatal

symevent –sid XXXX list –fatal -v

To check error event messages in the Symmetrix array

symevent –sid XXX list –error

symevent –sid XXXX list –error –v

To check symmetrix audit logs

symaudit –sid 547 list
symaudit –sid 547 list –v
symaudit –sid 547 list –n 10
symaudit –sid 547 list –last_n 10
symaudit –sid 547 list –record_num record number
symaudit –sid 547 list –host host alias name