RE: Sudden Onset Freezes and Lockups - Ideas

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We're on Release 2005.

--Bob Neville, College of Charleston

-----Original Message-----
From: innopac-bounces at innopacusers dot org
[mailto:innopac-bounces at innopacusers dot org] On Behalf Of Kathy Wiese
Sent: Wednesday, August 31, 2005 2:01 PM
To: IUG INNOPAC List
Subject: RE: Sudden Onset Freezes and Lockups - Ideas


Regarding Millennnium sessions freezing:

One quick question: are sites who experience this problem on Millennium

Silver, Release 2005 LE, or the brand new Release 2005?

Thanks,
Kathy Wiese
St. Louis County Library
kwiese at slcl dot org


At 01:24 PM 8/31/2005 -0400, you wrote:
>Sheila,
>
>We are seeing the same shutdown message:
>
>socket write error; Failed to re-establish permanent connection; Failed

>to re-establish permanent connection; Initiating client shutdown,
>pid=311193
>
>but not the GET POST error you mention.
>
>Timing out on attempts to maintain the connection between client and
>server seems like is must be part of the mechanism at work here. It
>surely would be nice if the software were more tolerant of the erratic
>network performance.
>
>The immediate question is, however, What is causing the time out? All
>the usual suspects (general network congestion, localized network
>congestion, changes in local or server firewall configuration, a faulty

>local network device, a faulty WAN device) seem to be excluded by the
>testing done so far and the fact that only 1/4 of our sites on the very

>same, fairly homeogeneous WAN are afflicted.
>
>Either we do not have enough information, or we have too much and some
>of it is false.
>
>Thanks for your thoughts on this.
>
>Karl
>
>--
>Karl Beiser, Library Systems Coordinator
>Maine State Library
>POB 2145
>Bangor, ME 04402
>beiser at maine dot edu
>tel:207-581-1656; fax: 207-581-1653; pager: 207-750-0330
>http://www.maine.gov/msl/
>
>On 31 Aug 2005 at 11:21, Matthews, Sheila wrote:
>
> > Hi all,
> >
> > I've also experienced the same thing for about two weeks while using

> > the create lists function. Our Techs tried changing my IP, but that

> > did not work and I am the only one system-wide who seems to be
> > having the problem.
> >
> > The Millennium window returned a"java.io.IOException" GET & POST
> > error and "Software caused connection abort: socket write error;
> > Failed to re-establish permanent connection; Failed to re-establish
> > permanent connection; Initiating client shutdown"
> >
> > Not sure if this is it, but according to what I've found on the Sun
> > Developers website it sounds like it might be a time-out settings
> > problem;
> > http://java.sun.com/developer/technicalArticles/Networking/timeouts/
> > inde
> > x.html
> >
> > I checked their archives and they state it is not a bug, but an
> > application error.
> >
> >
> > Sheila
> > ______________
> > Sheila Matthews
> > Commercial Binding Clerk
> > Minneapolis Public Library
> > Minneapolis, Minnesota 55401
> >
> >
> > -----Original Message-----
> > From: innopac-bounces at innopacusers dot org
> > [mailto:innopac-bounces at innopacusers dot org] On Behalf Of Ericsson,
> > Paul
> > Sent: Wednesday, August 31, 2005 8:10 AM
> > To: beiser at maine dot edu; IUG INNOPAC List
> > Cc: Drouse, Edward; Wanta,Christine; Immen,Patricia; Nagle,Scott;
> > MacArthur,Mary Joan
> > Subject: RE: Sudden Onset Freezes and Lockups - Ideas
> >
> > Karl & others --
> >
> > We started experiencing the exact problem you describe, at our small

> > branch library around the end of May, and it has been an enormously
> > frustrating problem all summer long. We would probably echo your
> > conclusion that Millenium is almost un-usable at the branch.
> >
> > We do not experience the problem at our mail building where the
> > server is located, so we assumed for a long time that it was the
> > telecomm (one of the cable companies "free" cable drops for
> > libraries). We've replaced all the telecomm devices. We have
> > monitored the line and really are not finding any network problems
> > that would account for the lockups. We replaced the hard drive,
> > upgraded the client OS, and reloaded Millenium in the hope that it
> > was client related. No positive change. So now our City MIS guys are

> > in the process of replacing the cable drop with a DSL line, even as
> > we speak this morning. Although we cannot document any network
> > problems with the cable line, and other software on the machine is
> > not affected, this is sort of a last-ditch effort to change one of
> > the variables in the configuration.
> >
> > We will look forward to hearing any other reports of the problem,
> > and more importantly, a solution that someone has found to deal with

> > Millenium lock-ups on client machines, especially at remote
> > locations.
> >
> > Thanks
> >
> > Paul
> > ___________________________________________
> >
> > Paul Ericsson
> > Adult Services Supervisor / Automation Coordinator
> > Concord Public Library http://www.onconcord.com
> > 45 Green St. Concord, NH 03301 603 230-3697
> > pericsson at onconcord dot com
> > ___________________________________________
> >
> >
> >
> >
> > -----Original Message-----
> > From: innopac-bounces at innopacusers dot org
> > [mailto:innopac-bounces at innopacusers dot org] On Behalf Of Karl Beiser
> > Sent: Tuesday, August 30, 2005 11:07 AM
> > To: INNOPAC at innopacusers dot org
> > Subject: Sudden Onset Freezes and Lockups - Ideas
> >
> > Beginning a week ago our Minerva consortial system has had a very
> > frustrating problem with momentary freezes and hard Millennium
> > client lockups that come with such frequency that the various
> > Millennium clients are virtually unuseable. Any experience or
> > insight you might have with this sort of thing would be much
> > appreciated.
> >
> > Problem Description
> >
> > Millennium Circulation, Cataloging, Serials "hesitate" 10 seconds to

> > a minute or more between mouse clicks and keystrokes. This can
> > happen at any point. There is no pattern to when this happens or
> > what the user is doing at the time. These hesitations can happens
> > as frequently as every minute or two, though once every 5-10 minutes

> > is more common.
> >
> > Often, the "hesitations" appear to never end. They turn into full
> > lockups. Staff must use the Windows Task Manager to close down the
> > client, then start up a new one. Other client software runs
> > normally during the lockup.
> >
> > This problem occurs only in libraries that connect to the server
> > through our statewide Maine School and Library Network (MSLN).
> > Those using a DSL or cable modem circuit do not have the problem.
> > However, only 1/4 of the MSLN libraries have the problem -- about 10

> > libraries. Those 10 libraries have no geographical or network
> > topology commonalities that separate them from the other libraries
> > as far as we can see.
> >
> > The problem has been very nearly constant for about a week among the

> > 10 affected libraries. Pretty much all the Millennium client
> > machines behave about the same, irrespective of operating system.
> > The machines are all over the map in respect to workstation memory,
> > from 128 MB to 1 GB of RAM, from Win 98, NT, 2000 to XP.
> >
> > Oh, and bandwidth tests indicate that there is plenty of available
> > network bandwidth coincident with these problems. There could be
> > downward spikes, but in general terms the bandwidth is not being
> > strangled by some other factor.
> >
> > Any suggestions, insights, clarifying questions, etc. would be much
> > appreciated as we work with the folks who host our server and manage

> > MSLN to try to uncover what is an elusive and probably compound
> > cause of this problem...
> >
> > Regards,
> >
> > Karl
> > --
> > Karl Beiser, Library Systems Coordinator Maine State Library POB
> > 2145 Bangor, ME 04402 beiser at maine dot edu tel:207-581-1656; fax:
> > 207-581-1653;
> > pager: 207-750-0330 http://www.maine.gov/msl/
> > --
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