ADSM-L

Re: Does the Scheduler Remember?

1998-02-12 17:52:55
Subject: Re: Does the Scheduler Remember?
From: ALLEN BARTH <abarth AT KEMPER DOT COM>
Date: Thu, 12 Feb 1998 16:52:55 -0600
     Hello Dennis,

     There was a thread on this sometime back but in either case the client
     makes first contact.

     In PROMPTED scheduling, the server remembers the IP addr of the client
     and attempts to contact that addr when the start window occurs.

     In POLLING, the client calls the server based on QUERYSCHEDPERIOD, and
     contacts the server again and again to see if work needs to be done.

     The condition you stated sounds more like you have the POLLING method.
     If the server options is default is ANY, the client default is
     POLLING.

     You might try hard coding the ip addr of the server in the client
     options file instead of the server-name (host name I presume).  This
     way DNS doesn't get involved.

     Regards,
     Al


______________________________ Reply Separator _________________________________
Subject: Does the Scheduler Remember?
Author:  Dennis Riley <driley AT USWEST DOT COM> at ~Internet
Date:    2/12/98 2:28 PM


Does the client scheduler remember the IP it first used to contact the
server or does it reply to the path from where it was prompted? Here's
the situation: We are running an MVS server that has two TCP/IP paths
and primarily, scheduled, prompted backups. DNS has been giving
alternating IP addresses each time it's queried. One of the paths is
flaky (regularly failing and not recovering). We are seeing a lot of
ANR2716E and ANR048x messages on this server, as well as missed and
failed backups. Currently DNS is only pointing to the good IP address,
but do we need to bounce all the client schedulers and/or the server to
let all the parts know the good server IP address?
TIA, Dennis
--
Dennis Riley
Dennis Riley
US WEST Communications
450 110th NE, Room 109
Bellevue, WA  98004

email: driley AT uswest DOT com
phone: 425 451-5236
fax:   425 453-3589
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