I normally run this under System as a scheduled task but I’ve actually done the 
timing test both during the scheduled task and manually with the same results.  
I didn’t think about disabling indexing.  I’ll give that a try.  I actually do 
turn off the AV at the beginning of the process and turn it back on as part of 
the last bit which does stats.

I just took another look at the server to see about disabling search.  That 
feature isn’t even installed on the server so I guess we can eliminate that 
culprit. ☹

I’ll look at robocopy though.  I’m already parsing output of the other commands 
to get what I need so I agree there’s probably a combination that’ll duplicate 
what I’m doing now.



--
There are 10 kinds of people in the world...
         those who understand binary and those who don't.

From: [email protected] [mailto:[email protected]] On 
Behalf Of Micheal Espinola Jr
Sent: Saturday, March 5, 2016 4:28 PM
To: [email protected]
Subject: Re: [NTSysADM] Baffling file operations delay


On Fri, Mar 4, 2016 at 5:12 AM, Melvin Backus 
<[email protected]<mailto:[email protected]>> wrote:
As I said, my guess is this has to do with indexing on the volume, but if 
that’s the case, how do I confirm that fact, and more importantly, is there 
anything I can do to fix it?

 What is the security/user context that the nightly script is running under?  
When you manually test; are you still testing within that context, or your own 
user account?

My first inclination is also to think your problem is indexing.  If thats the 
case, here are some options to try:

  1.  Verify during your script that indexing is stopped (because it has 
magical ways of restarting itself under the right conditions) by running 
something like:

     *   NET START | FIND /I "windows search"
     *   IF %ERRORLEVEL% EQU 0 <DoSomething>

     *   If necessary, retry with the effected directories excluded from 
Indexing, or try with Windows Search permanently disabled or removed.

  1.  Try Robocopy instead of ForFiles and Replace. There may be an option 
combination that would determine the same file modification.

Another thing to possibly check is AV software. As much as I love it - I 
occasionally see MBAM choke my workstation if I make a LOT of file changes  
Resource Monitor may help you eyeball some of these issues while they are 
happening.

--
Espi

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