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PSPP-BUG: [bug #35887] Sort functionality preallocates excessive memory
From: |
Ben Pfaff |
Subject: |
PSPP-BUG: [bug #35887] Sort functionality preallocates excessive memory |
Date: |
Sun, 18 Mar 2012 17:24:50 +0000 |
User-agent: |
Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.16) Gecko/20120201 Iceweasel/3.5.16 (like Firefox/3.5.16) |
URL:
<http://savannah.gnu.org/bugs/?35887>
Summary: Sort functionality preallocates excessive memory
Project: PSPP
Submitted by: blp
Submitted on: Sun Mar 18 10:24:49 2012
Category: Other
Severity: 5 - Average
Status: None
Assigned to: None
Open/Closed: Open
Discussion Lock: Any
Release: None
Effort: 0.00
_______________________________________________________
Details:
John Darrington writes:
> The partcular problem I encountered stems from the fact, that
> for every category, I'm calling sort_create_writer, which in
> turn allocates space for a large number of cases - even if they
> are never used. I think I can solve that problem by sorting
> the cases before categorising. But I'm wondering if similar
> situations will arise where such an optimisation cannot be
> done.
This is excessive. The sort code should allocate memory as actually needed,
not all in advance.
_______________________________________________________
Reply to this item at:
<http://savannah.gnu.org/bugs/?35887>
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- PSPP-BUG: [bug #35887] Sort functionality preallocates excessive memory,
Ben Pfaff <=