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Re: [EXTERNAL] Re: Performance issues using GAWK 3.1.6 ->from Win 2008 t


From: Andrew J. Schorr
Subject: Re: [EXTERNAL] Re: Performance issues using GAWK 3.1.6 ->from Win 2008 to Win 2016
Date: Wed, 16 Jun 2021 08:19:21 -0400
User-agent: Mutt/1.5.21 (2010-09-15)

Hi,

This makes no sense to me. The pure gawk version is simpler and cleaner without
the pipe. Are you sure that you copied the commands properly? Do any Windoze
folks have an idea of what could be going wrong here?

Regards,
Andy

On Wed, Jun 16, 2021 at 11:27:53AM +0000, Koleti, Haritha wrote:
> yes Andy, original command is looking parentchild(195K) records in Emp_attr
> (5000) and creating MAP_attr.csv(195K) records.
> versus below command with out pipe is looking for EMP_attr.csv(5000) against
> Parentchild(195K) and creating MAP_Attr.csv with 5000 records.
> 
> thank you!!
> Haritha
> 
> 
> -----Original Message-----
> From: Andrew J. Schorr <aschorr@telemetry-investments.com>
> Sent: Tuesday, June 15, 2021 2:14 PM
> To: Koleti, Haritha <Haritha.Koleti@pseg.com>
> Cc: Eli Zaretskii <eliz@gnu.org>; mortoneccc@comcast.net; arnold@skeeve.com;
> wolfgang.laun@gmail.com; bug-gawk@gnu.org; Pereira, Ricardo
> <Ricardo_D.Pereira@pseg.com>; Pirane, Marco <Marco.Pirane@pseg.com>
> Subject: Re: [EXTERNAL] Re: Performance issues using GAWK 3.1.6 ->from Win 
> 2008
> to Win 2016
> 
> ***CAUTION******CAUTION******CAUTION***This e-mail is from an EXTERNAL 
> address.
>  The actual sender is  (aschorr@telemetry-investments.com) which may be
> different from the display address in the From: field. Be cautious of clicking
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> 
> Hi,
> 
> I'm not sure that I understand your message. Are you saying that you are
> getting different results from:
> 
> TYPE  ParentChild.csv|gawk -f Emp_Attr.awk>Emp_Attr.csv TYPE  ParentChild.csv|
> gawk -v f2=Emp_Attr.csv -f map_attr.awk>Map_Attr.csv
> 
> versus:
> 
> gawk -f Emp_Attr.awk ParentChild.csv>Emp_Attr.csv gawk -v f2=Emp_Attr.csv -f
> map_attr.awk ParentChild.csv>Map_Attr.csv
> 
> ???
> 
> Is the difference in Emp_Attr.csv or Map_Attr.csv or both?
> Or am I confused about what you are indicating? These commands should be
> equivalent, and the latter versions should be faster, I would think. If you
> additionally use Ed's modified version of map_attr.awk, you should get top
> speed.
> 
> Regards,
> Andy
> 
> On Tue, Jun 15, 2021 at 04:58:53PM +0000, Koleti, Haritha via Bug reports and
> all discussion about gawk. wrote:
> > it runs faster but the final file is not as expected it is 192KB where
> original file should have been 16230KB.
> >
> > we are not getting right output that we require.
> >
> >
> >
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> >
> > PSEGSC
> > -----Original Message-----
> > From: Eli Zaretskii <eliz@gnu.org>
> > Sent: Tuesday, June 15, 2021 11:33 AM
> > To: Koleti, Haritha <Haritha.Koleti@pseg.com>
> > Cc: mortoneccc@comcast.net; arnold@skeeve.com;
> > wolfgang.laun@gmail.com; bug-gawk@gnu.org; Pereira, Ricardo
> > <Ricardo_D.Pereira@pseg.com>; Pirane, Marco <Marco.Pirane@pseg.com>
> > Subject: Re: [EXTERNAL] Re: Performance issues using GAWK 3.1.6 ->from
> > Win 2008 to Win 2016
> >
> > ***CAUTION******CAUTION******CAUTION***This e-mail is from an EXTERNAL
> address.  The actual sender is  (eliz@gnu.org) which may be different from the
> display address in the From: field. Be cautious of clicking on links or 
> opening
> attachments. Suspicious? Report it via the Report Phishing button.  On mobile
> phones, forward message to Cyber Security.
> >
> > > From: "Koleti, Haritha" <Haritha.Koleti@pseg.com>
> > > CC: "wolfgang.laun@gmail.com" <wolfgang.laun@gmail.com>,
> > >         "bug-gawk@gnu.org"
> > > <bug-gawk@gnu.org>,
> > >         "Pereira, Ricardo" <Ricardo_D.Pereira@pseg.com>,
> > >         "Pirane,
> > >  Marco" <Marco.Pirane@pseg.com>
> > > Date: Tue, 15 Jun 2021 15:13:14 +0000
> > >
> > > This worked like a charm <1 minute.  But we have  100s of scripts .   if
> would really help if we can find a root
> > > cause why this 10 minutes versus 90 minutes.
> >
> > Try what Andrew suggested: eliminate the TYPE command and the pipe from the
> batch file.  Does that speed up the time, and if so, by how much?
> >
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-- 
Andrew Schorr                      e-mail: aschorr@telemetry-investments.com
Telemetry Investments, L.L.C.      phone:  917-305-1748
152 W 36th St, #402                fax:    212-425-5550
New York, NY 10018-8765



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