[1167] in SIPB bug reports

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xrn and virtual memory

daemon@ATHENA.MIT.EDU (Jonathan I. Kamens)
Fri Jul 27 12:40:44 1990

Date: Fri, 27 Jul 90 12:40:16 -0400
From: "Jonathan I. Kamens" <jik@PIT-MANAGER.MIT.EDU>
To: Raeburn@MIT.EDU
Cc: bug-sipb@MIT.EDU
In-Reply-To: Ken Raeburn's message of Fri, 27 Jul 90 12:08:44 -0400 <9007271608.AA17424@multics.MIT.EDU>


  Well, one of the big factors is how many unread articles there are
in your newsgroups.  The more unread articles there are, the more
memory xrn needs, because it has to allocate space to hold the entire
article-info array.

  This problem is most clear when someone tries to use xrn after not
having read news for a while -- often, xrn will run out of memory
before it even puts up a window because it's trying to create an
article array for a newsgroup with a really huge number of unread
articles.

  Also, I suspect that there's a slow memory leak somewhere in the
code, so I usually don't keep an xrn running for more than 8 hours at
a time (I just exit and restart it).

  Hope this helps.

  jik

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