So if port.status is not a good option for determining what state a process is 
in, what do people turn to?

-------------- Original message -------------- 
From: "Stevenson, Charles" <[EMAIL PROTECTED]> 

> I saw something similar with telnet sessions, not phantoms a few years 
> ago. 
> Also HP, but UV 9.6.2.6, HPUX 11, August 2002. 
> 
> I hit it with PORT.STATUS...LAYER.STACK but I don't think I've hit it 
> anywhere else. At least I've never pinned it. 
> It happened when I was trying to collect stats on what we spent our time 
> on. I ran a job that repeatedly executed PORT.STATUS LAYER.STACK 
> (consistent with what Asvin says) and telnet sessions began hanging 
> right & left. 
> 
> It was only when I used the LAYER.STACK option and I never saw a problem 
> with phantoms, although several were running, only telnet. I did not 
> see the ":nanosleep: Interrupted system call" error message. 
> 
> 10.1.14 release notes says: 
> 
> Issue 7659 
> If one UniVerse process was executing a SELECT statement 
> against a file, and a different UniVerse process was 
> executing the PORT.STATUS command, the process selecting 
> the file may have received an error message similar to 
> the following: 
> 
> "nanosleep: Interrupted system call" 
> 
> This problem was unique to the HP platform and has been fixed. 
> 
> There are 4 other notes that mention PORT.STATUS. 
> 
> I did not recognize 7659 as my issue, but reading both of your posts, it 
> looks like maybe it is. 
> I am at UV 10.0.16 at present. 
> 
> Chuck Stevenson 
> 
> 
> > From: [EMAIL PROTECTED] 
> > 
> > this is a known issue in some versions of Universe. It is 
> > fixed at one of the 10.1.nnn releases - not sure which. From 
> > our experience, it seems to only occur when you have a 
> > program that is sleeping, and you run PORT.STATUS more than 
> > once without any appreciable gap in between. 
> > 
> > Sent by:[EMAIL PROTECTED] 
> > 
> > HPUX 11 
> > UV10.1.8 
> > 
> > Has anyone had any problems with PORT.STATUS causing phantom 
> > jobs to hang? 
> > We have background jobs that, every once in a while, will 
> > hang. When 
> > looking at the output from PORT.STATUS the last command is 
> > always some 
> > simple EXECUTE. For example, the batch job EXECUTES a SH -C "ls 
> > ./dir/whatever*" and, seemingly, fails to return. 
> > 
> > I did see the following in the PH record 
> > ":nanosleep: Interrupted system call" 
> > 
> > How does PORT.STATUS work internally anywho? 
> > 
> > Thanks, 
> > 
> > Scott 
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