Windows Server; Oracle Solaris - HP 6400/8400 User Manual

Table 29 HP-UX failure scenarios (continued)
Fault stimulus
Controller failure
Controller restart
Server path failure
Storage path failure

Windows Server

Table 30 Windows Server failure scenarios
Fault stimulus
Server failure (host power-cycled)
Switch failure (SAN switch disabled)
Controller failure
Controller restart
Server path failure
Storage path failure

Oracle Solaris

Table 31 Oracle Solaris failure scenarios
Fault stimulus
Server failure (host power-cycled)
Switch failure (SAN switch disabled)
Controller failure
Controller restart
128 Single Path Implementation
Failure effect
Short term: Data transfer stops. Possible I/O errors.
Long term: Job hangs, cannot umount disk, fsck failed, disk corrupted,
need mkfs disk.
Short term: Data transfer stops. Possible I/O errors.
Long term: Job hangs, cannot umount disk, fsck failed, disk corrupted,
need mkfs disk.
Short term: Data transfer stops. Possible I/O errors.
Long term: Job hangs, cannot umount disk, fsck failed, disk corrupted,
need mkfs disk.
Short term: Data transfer stops. Possible I/O errors.
Long term: Job hangs, replace cable, I/O continues. Without cable
replacement job must be aborted; disk seems error free.
Failure effect
OS runs a command called chkdsk when rebooting. Data lost, data that
finished copying survived.
Write delay, server hangs until I/O is cancelled or cold reboot.
Write delay, server hangs or reboots. One controller failed, other
controller and shelves critical, shelves offline. Volume not accessible.
Server cold reboot, data lost. Check disk when rebooting.
Controller momentarily in failed state, server keeps copying. All data
copied, no interruption. Event error warning error detected during paging
operation.
Write delay, volume inaccessible. Host hangs and restarts.
Write delay, volume disappears, server still running. When cables
plugged back in, controller recovers, server finds volume, data loss.
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 on console, no access to CDE.
System reboot causes loss of data on disk. Must newfs disk.
Short term: Data transfer stops. Possible I/O errors.
Long term: Repeated error messages on console, no access to CDE.
System reboot causes loss of data on disk. Must newfs disk.
Short term: Data transfer stops. Possible I/O errors.
Long term: Repeated error messages on console, no access to CDE.
System reboot causes loss of data on disk. Must newfs disk.