Ibm Aix - HP StorageWorks 6400/8400 - Enterprise Virtual Array User Manual

Fault stimulus
Controller restart
Server path failure
Storage path failure

IBM AIX

Table 33 IBM AIX failure scenarios.
Fault stimulus
Server failure (host power-cycled)
Switch failure (SAN switch disabled)
Controller failure
Controller restart
Server path failure
Storage path failure
Failure effect
Short term: I/O suspended, possible data loss.
Long term: I/O halts with I/O errors, data loss. Cannot reload
driver, need to reboot system, fsck should be run on any failed disks
before remounting.
Short: I/O suspended, possible data loss.
Long: I/O halts with I/O errors, data loss. HBA driver must be
reloaded before failed drives can be recovered, fsck should be run
on any failed drives before remounting.
Short: I/O suspended, possible data loss.
Long: I/O halts with I/O errors, data loss. HBA driver must be
reloaded before failed drives can be recovered, fsck should be run
on any failed drives before remounting.
Failure effect
Check disk when rebooting. Data loss, data that finished copying
survived
Short term: Data transfer stops. Possible I/O errors.
Long term: Repeated error messages in errpt output. System reboot
causes loss of data on disk. Must crfs disk.
Short term: Data transfer stops. Possible I/O errors.
Long term: Repeated error messages in errpt output. System reboot
causes loss of data on disk. Must crfs disk.
Short term: Data transfer stops. Possible I/O errors.
Long term: Repeated error messages in errpt output. System reboot
causes loss of data on disk. Must crfs disk.
Short term: Data transfer stops. Possible I/O errors.
Long term: Repeated error messages in errpt output. System reboot
causes loss of data on disk. Must crfs disk.
Short term: Data transfer stops. Possible I/O errors.
Long term: Repeated error messages in errpt output. System reboot
causes loss of data on disk. Must crfs disk.
HP StorageWorks 6400/8400 Enterprise Virtual Array user guide 127