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rp8420 switch tape

 
diego delgado
Advisor

rp8420 switch tape

hi to all,
i got an rp8420 with a shared tape.
this system have a 4 virtual partition and 1 expansion unit.
i got set it on one host but i need to switch it to another one.
is the first time i do this and i don't know how

Thanks in advance

Cober
7 REPLIES 7
likid0
Honored Contributor

Re: rp8420 switch tape

Hy,

You need to first now wich HDWpath your tape has, so go to the server that has the tape and check the hardware path for example:

ioscan -fnkC tape

let's say you get:

0/0/4/1

you check out with vparstatus, the resource

vparstatus -v -p YOURSERVERWITHTAPE

[IO Details]
1.0.0.3.0.6.0.0.0.0.0 BOOT
0.0.12
0.0.6
0.0.4 --> this is your tape
0.0.2
0.0.4.1.0.6.140.0.0.0.0,ALTBOOT


You stop both servers, the one that has the tape, and the one you wan't to add it to.

the you delete it

vparmodify -p YOURSERVERWITHTAPE -d io:0.0.4
vparmodify -p YOURSERVERWITHOUT -a io:0.0.4

boot your servers and you are done

vparboot -p YOURSERVERWITHTAPE
vparboot -p YOURSERVERWITHOUT

Windows?, no thanks
diego delgado
Advisor

Re: rp8420 switch tape

thank orange,
but i haven't the command vparstatus but only parstatus.
i got another question for your answer:
i should shutdown the both server or only stop it?
how can i stop the hosts ?
thanks in advance

Cober
Jaime Bolanos Rojas.
Honored Contributor

Re: rp8420 switch tape

Diego,

By stop you need to understand to shutdown the vpars:

vparX # shutdown -h 0
(wait until state of vparX is "Down", check the vparstatus output on the other vVpar )

Regards,

Jaime.
Work hard when the need comes out.
diego delgado
Advisor

Re: rp8420 switch tape

ok i understood,
can you gently give me a step by step instruction because this is a production cluster and i can't wrong.
i can't beleave for switch a tape i must stop 2 server.

thank you so much

Diego
Jaime Bolanos Rojas.
Honored Contributor

Re: rp8420 switch tape

Diego,

I think that the above post gave you a detailed step by step of what you need to do, probably you are missing a concept thing, remember than those commands can be executed from any available vpar that remains active in your server. So that should complete the steps.

Please remember to add points to the people that is helping you out.

Regards,

Jaime.
Work hard when the need comes out.
diego delgado
Advisor

Re: rp8420 switch tape

ok,
many thanks to all.
i'll close the thread
diego delgado
Advisor

Re: rp8420 switch tape

thanks to all
grazie