Re: Testing Spare Drives in Software RAID

2007-08-23 Thread martin f krafft
also sprach Douglas A. Tutty <[EMAIL PROTECTED]> [2007.08.23.1656 +0200]: > > Yes, it will. Obviously, use of a drive will more likely cause > > errors, but as long as SMART does not report any, the drive is ready > > to go. Also, SMART can run low-level tests itself. > > Does this mean that if a

Re: Testing Spare Drives in Software RAID

2007-08-23 Thread Douglas A. Tutty
On Thu, Aug 23, 2007 at 03:05:56PM +0200, martin f krafft wrote: > also sprach Douglas A. Tutty <[EMAIL PROTECTED]> [2007.08.23.1449 +0200]: > > I don't know how to test the actual functioning of a spare drive. With > > no activity on a spare, S.M.A.R.T. may not have any data to go on. > > Yes, i

Re: Testing Spare Drives in Software RAID

2007-08-23 Thread martin f krafft
also sprach Douglas A. Tutty <[EMAIL PROTECTED]> [2007.08.23.1449 +0200]: > I don't know how to test the actual functioning of a spare drive. With > no activity on a spare, S.M.A.R.T. may not have any data to go on. Yes, it will. Obviously, use of a drive will more likely cause errors, but as lon

Re: Testing Spare Drives in Software RAID

2007-08-23 Thread Douglas A. Tutty
On Wed, Aug 22, 2007 at 11:05:17PM -0400, Hal Vaughan wrote: > I know mdadm offers a "--test" command, but it seems quite useless: > > -t, --test > Generate a TestMessage alert for every array found at > startup. This alert gets mailed and passed to the alert program. This > can

Re: Testing Spare Drives in Software RAID

2007-08-22 Thread martin f krafft
also sprach Hal Vaughan <[EMAIL PROTECTED]> [2007.08.23.0505 +0200]: > That helps with knowing that alerts are working, but I'd like to be able > to test the spare drive in an array. Is there any way to test a spare > device in a RAID to make sure it's in good shape and not likely to fail > onc