Time to abandon recursive pulling of dependencies?
stephen at math.missouri.edu
Fri May 18 12:48:12 UTC 2007
Alexander Leidinger wrote:
> Quoting Alexander Leidinger <Alexander at Leidinger.net> (from Thu, 17 May
> 2007 17:52:57 +0200):
>> Quoting Stephen Montgomery-Smith <stephen at math.missouri.edu> (Thu, 17
>> May 2007 08:14:43 -0500):
>>> Alexander Leidinger wrote:
>>> > Quoting Alexander Leidinger <Alexander at Leidinger.net> (Thu, 17 May
>>> 2007 11:44:36 +0200):
>>> >> For the difference between the redirected output case: I think the
>>> >> gnome terminal needs a lot of time to print all the lines. But still,
>>> >> the awk version takes around 3/4 of the time (interesting is the user
>>> >> time, not the total time). Stephen's version can be speed up some
>>> >> fractions by inserting a break into the first while-loop.
>>> >> Attached is my awk-version and the awk version which also includes
>>> >> direct dependencies.
>>> > After a little review: For the awk version the embedded "sort -u" can
>>> > be removed (it is done in the PKG_ARGS part), for Stephen's version it
>>> > is necessary to cut down processing time in the following part.
>> I played around a little bit with this, new version attached (simple
>> error handling in awk, doing just one awk for all files).
> Just a small note: I just got this down to about 5sec total on my
> system. I replaced some basename and dirname calls with
> shell-variable-mangling based upon a suggestion of Roman Divacky. I
> think I'm going to submit this to GNATS this WE.
Yes. I am very excited at the extent to which we managed to reduce the
time for registration of ports. It has changed from several minutes to
a few seconds.
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