Re: Freezing AS400 -- MIDRANGE-L

get the latest cum ptf (there are many hipers that can cause a system hang).
don't let any user change job priority.
jim

----- Original Message -----
From: "Tim Shepherd" <tims@fraseralexander.co.za>
To: <MIDRANGE-L@midrange.com>
Sent: Tuesday, July 17, 2001 9:43 AM
Subject: RE: Freezing AS400


> We are quite behind on PTF's.
> The processor activity light shoots right across to 100% and there is now
> way of signing on to the system (Steven Donnellan suggested WRKSYSACT, but
> no way is the machine allowing us to sign on). The processor check light
> does not come on. We aren't running lots of comms jobs, just TCP/IP for
> telnet and a couple of printers and basic email. No Java at all. Disk
> utilisation is at 74%...and we're on a UPS.
> My only feeling is that there is a job filling the disk or a program
> looping, but no way of telling. We tried using the "hog hunter" function,
> but the instructions and real life didn't coincide too well, and we were
> unable to find out what job was causing the problem or take a system dump.
>
> Regards,
>
> Tim Shepherd
>
> > -----Original Message-----
> > From: Jim Franz
> > Sent: Tuesday, July 17, 2001 2:09 PM
> > To: MIDRANGE-L@midrange.com
> > Subject: Re: Freezing AS400
> >
> > ...so many ways...
> > need much more info.
> > current on ptf's? Support PTF cover letters list 250 ptfs
> > for v4r4 that can "hang" a job or system.
> > Does the processor check light come on (front panel)? -
> > most likely hardware-there should be code in panel lcd
> > display, other than "B  N"
> > Are you running lots of communications jobs? ddm? etc
> > Runing Java?
> > Is your disk utilization 100% also - (suicide). You could
> >  have a job creating a temp file filling up available disk
> > space, freezing the sys.
> > On a UPS?
> > This is only a short list.
> > need more info
> > jim franz
> > ----- Original Message -----
> > From: "Tim Shepherd" <tims@fraseralexander.co.za>
> > To: <midrange-l@midrange.com>
> > Sent: Tuesday, July 17, 2001 3:06 AM
> > Subject: Freezing AS400
> >
> >
> > > Hi,
> > >
> > > We have had two of the same problems in the last year. The machine CPU
> > > utilisation hits 100%, we can't sign on to the console, and no other
> > > efforts, like using the front panel, have any effect. Eventually we
have
> > had
> > > to turn off the machine and power back up. The logs do not show
anything
> > > abnormal once we get the machine back.
> > >
> > > We have a model 500 with 512 Mb memory and are on V4R4. Any ideas???
> > >
> > > Thanks,
> > >
> > > Tim Shepherd
> > > Fraser Alexander Group Services (Pty) Limited
> > > Jet Park
> > > Boksburg
> > > South Africa
> > >
> > >
> > >
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> "The content of this e-mail message and all attachments thereto ("this
> message") does not necessarily reflect the views of Fraser Alexander Group
> of Companies (FAGC). Before acting on the contents thereof, the recipient
> should verify that the originator has the appropriate delegated authority.
> In the event that this message has not been appropriately authorised in
> terms of FAGC delegation of authority, or in the event of the personal
usage
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the
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