On 01/08/2014 10:47 AM, Brian Cuttler wrote:
Jean-Louis,

Good question, especially as I badly misspoke.

The tape is not DLT IV, it is LTO IV, I used the standard
tape type definition, provided, as I would not have used
such a specific number.

define tapetype LTO4 {
    comment "Dell LTO4 800Gb - Compression Off"
    length 802816 mbytes
    filemark 0 kbytes
    speed 52616 kps
}

I am not using HW compression.
I am using "compress client fast" for the dumptypes.
All file systems are local to the host, we have a large > 255
DLE that are ZFS file systems.

That being said - I think you are correct, I am using the
wrong tape length.

If they are LTO IV tapes, they hold 400 Gig, up to 800 G with
HW compression, which we are not using...


  Q - Would it be correct to reset the tape length to 400 Gig ?

no, you can write at least 603197M on a tape.

Jean-Louis


                                                thank you/rookie mistake,

                                                Brian


On Wed, Jan 08, 2014 at 10:06:54AM -0500, Jean-Louis Martineau wrote:
Brian,

Maybe you defined the tape larger than it is?
Are you sure the tape can hold 800000M of data?
Are you using hardware compression?

Jean-Louis

On 01/08/2014 09:13 AM, Brian Cuttler wrote:
I'm not sure I understand this tape usage... 18% plus 75% < 100%, isn't it?

Amanda 3.3.0
Solaris 10x86
tapes are DLT IV

This, using a second tape, is new behaivor.

I did try a newer amanda but the dump clients wouldn't die when
they needed two, amanda never completed and required a lot of
daily manual cleanup. I haven't tried the latest...


FAILURE DUMP SUMMARY:

   finsen / lev 0  partial taper: No space left on device, splitting not
   enabled  finsen / lev 0  was successfully re-flushed

USAGE BY TAPE:
   Label               Time         Size      %  DLEs Parts
   Finsen32            2:57      603197M   75.1    17    17
   Finsen33            0:48      145593M   18.1   259   259

---
    Brian R Cuttler                 [email protected]
    Computer Systems Support        (v) 518 486-1697
    Wadsworth Center                (f) 518 473-6384
    NYS Department of Health        Help Desk 518 473-0773


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