These units have hot swappable power supplies and discs.  Therefore, a
shutdown is not required (unless of course it is part of the system volume).
They are only High availability if you are mirroring them with Mirror/IX.

                -----Original Message-----
                From:   John Zoltak [mailto:[log in to unmask]]
                Sent:   Thursday, July 16, 1998 10:01 AM
                To:     [log in to unmask]
                Subject:        Re: 4.3GB Drives Failing

                So where does the "high availability" part come in? Maybe on
the shelf,
                in-stock, in-the-trunk?

                John Zoltak
                North American Mfg Co

                > -----Original Message-----
                > From: Tim Herrin [SMTP:[log in to unmask]]
                > Sent: Wednesday, July 15, 1998 6:30 PM
                > To:   [log in to unmask]
                > Subject:      Re: [HP3000-L] 4.3GB Drives Failing
                >
                > Last Monday our CE came out and installed a high
availability storage
                > system with two 4.3GB half-height drives.  We defined a
new volume set
                > (PV_SET) with LDEV 5 as the master and LDEV 9 as member1.
I created
                > an
                > account and groups on the private volume set and copied
some files to
                > it.  Everything was fine until today.  It looks like LDEV
5 (the
                > master)
                > is down.  DSTAT shows the status of LDEV 5 as UNKNOWN and
LDEV 9 as
                > LONER.  The CE is coming out at 5:00 to replace the drive.
                >
                > I sure am glad I didn't add these drives to my
                > MPEXL_SYSTEM-VOLUME-SET!
                > Tnanks for the good advice Neil Harvey.
                > --
                > Tim Herrin
                > Wingate University
                > (704) 233-8150