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$55.96 $23.98
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2015
2016
$41.73, Oct 13 - Oct 14 $41.70, Oct 13 9:48 am $40.07, Oct 13 - Oct 14 $41.73, Oct 13 - Oct 14 $41.47, Oct 14 - Oct 16 $40.07, Oct 13 - Oct 14 $41.95, Oct 15 - Oct 20 $41.47, Oct 14 - Oct 16 $40.28, Oct 15 - Oct 22 $41.95, Oct 15 - Oct 20 $41.80, Oct 17 - Oct 20 $40.28, Oct 15 - Oct 22 $41.65, Oct 22 - Oct 26 $41.65, Oct 22 - Nov 1 $40.28, Oct 15 - Oct 22 $41.65, Oct 22 - Oct 26 $41.65, Oct 22 - Nov 1 $40.00, Oct 26 11:37 pm $41.65, Oct 22 - Nov 1 $37.80, Nov 1 1:30 am $37.80, Nov 1 1:30 am $49.96, Nov 8 - Nov 11 $41.35, Nov 8 - Nov 11 $37.43, Nov 8 2:53 am $49.96, Nov 8 - Nov 11 $41.35, Nov 8 - Nov 11 $37.63, Nov 11 9:40 am $49.94, Nov 16 - Nov 20 $41.05, Nov 16 - Nov 21 $37.05, Nov 16 - Nov 21 $49.92, Nov 21 - Nov 27 $41.05, Nov 16 - Nov 21 $37.05, Nov 16 - Nov 21 $49.92, Nov 21 - Nov 27 $41.87, Nov 22 - Dec 5 $37.87, Nov 22 - Nov 27 $49.90, Nov 28 10:24 pm $41.87, Nov 22 - Dec 5 $39.56, Nov 28 - Dec 12 $49.99, Nov 29 - Dec 21 $41.87, Nov 22 - Dec 5 $39.56, Nov 28 - Dec 12 $49.99, Nov 29 - Dec 21 $41.93, Dec 6 - Dec 13 $39.56, Nov 28 - Dec 12 $49.99, Nov 29 - Dec 21 $41.93, Dec 6 - Dec 13 $37.37, Dec 13 3:53 am $49.99, Nov 29 - Dec 21 $44.11, Dec 14 - Dec 17 $36.90, Dec 14 - Dec 15 $49.99, Nov 29 - Dec 21 $44.11, Dec 14 - Dec 17 $35.90, Dec 17 3:10 am $49.99, Nov 29 - Dec 21 $44.55, Dec 21 10:49 pm $34.90, Dec 21 10:49 pm $49.97, Jan 3 - Jan 7 $45.43, Jan 3 - Jan 9 $32.32, Jan 3 - Jan 4 $49.97, Jan 3 - Jan 7 $45.43, Jan 3 - Jan 9 $31.90, Jan 6 12:49 am $49.97, Jan 3 - Jan 7 $45.43, Jan 3 - Jan 9 $39.51, Jan 7 6:11 am $55.96, Jan 8 - Jan 9 $45.43, Jan 3 - Jan 9 $40.47, Jan 7 - Jan 8 $55.96, Jan 8 - Jan 9 $45.46, Jan 9 - Apr 24 $40.48, Jan 9 - Jan 11 $45.46, Jan 9 - Apr 24 $40.49, Jan 11 4:05 am $40.48, Jan 9 - Jan 11 $45.46, Jan 9 - Apr 24 $40.47, Jan 13 6:28 am $40.11, Jan 13 6:28 am $45.46, Jan 9 - Apr 24 $40.49, Jan 14 - Feb 4 $40.48, Jan 14 11:22 pm $45.46, Jan 9 - Apr 24 $40.49, Jan 14 - Feb 4 $40.47, Jan 16 3:14 pm $45.46, Jan 9 - Apr 24 $40.49, Jan 14 - Feb 4 $40.48, Jan 18 6:40 am $45.46, Jan 9 - Apr 24 $40.49, Jan 14 - Feb 4 $39.66, Jan 19 11:33 pm $45.46, Jan 9 - Apr 24 $40.49, Jan 14 - Feb 4 $39.56, Jan 20 7:35 pm $45.46, Jan 9 - Apr 24 $40.49, Jan 14 - Feb 4 $39.55, Jan 22 - Jan 24 $45.46, Jan 9 - Apr 24 $40.49, Jan 14 - Feb 4 $40.48, Jan 25 5:23 pm $45.46, Jan 9 - Apr 24 $40.49, Jan 14 - Feb 4 $40.42, Jan 28 7:34 am $45.46, Jan 9 - Apr 24 $40.49, Jan 14 - Feb 4 $40.39, Jan 30 1:02 am $45.46, Jan 9 - Apr 24 $40.49, Jan 14 - Feb 4 $39.54, Feb 1 6:42 pm $45.46, Jan 9 - Apr 24 $40.49, Jan 14 - Feb 4 $39.53, Feb 2 5:56 pm $45.46, Jan 9 - Apr 24 $40.49, Jan 14 - Feb 4 $39.47, Feb 4 3:45 pm $45.46, Jan 9 - Apr 24 $40.11, Feb 6 9:58 am $39.43, Feb 6 9:58 am $45.46, Jan 9 - Apr 24 $40.25, Feb 8 - Feb 9 $39.36, Feb 8 5:13 am $45.46, Jan 9 - Apr 24 $40.25, Feb 8 - Feb 9 $39.28, Feb 9 3:37 am $45.46, Jan 9 - Apr 24 $40.11, Feb 10 10:57 pm $39.34, Feb 10 - Feb 12 $45.46, Jan 9 - Apr 24 $40.25, Feb 12 6:31 pm $39.34, Feb 10 - Feb 12 $45.46, Jan 9 - Apr 24 $40.11, Feb 14 - Feb 16 $39.30, Feb 14 8:46 am $45.46, Jan 9 - Apr 24 $40.11, Feb 14 - Feb 16 $39.20, Feb 15 7:36 am $45.46, Jan 9 - Apr 24 $38.15, Feb 17 - Feb 24 $38.15, Feb 17 - Feb 20 $45.46, Jan 9 - Apr 24 $38.15, Feb 17 - Feb 24 $38.14, Feb 21 3:03 am $45.46, Jan 9 - Apr 24 $38.15, Feb 17 - Feb 24 $38.13, Feb 22 - Feb 27 $45.46, Jan 9 - Apr 24 $38.43, Feb 25 10:52 pm $38.13, Feb 22 - Feb 27 $45.46, Jan 9 - Apr 24 $38.16, Feb 27 - Mar 5 $38.13, Feb 22 - Feb 27 $45.46, Jan 9 - Apr 24 $38.16, Feb 27 - Mar 5 $38.11, Feb 28 - Mar 5 $45.46, Jan 9 - Apr 24 $37.32, Mar 7 - Mar 11 $37.32, Mar 7 - Mar 11 $45.46, Jan 9 - Apr 24 $36.95, Mar 14 12:22 am $36.95, Mar 14 12:22 am $45.46, Jan 9 - Apr 24 $36.98, Mar 17 - Mar 18 $36.98, Mar 17 - Mar 18 $45.46, Jan 9 - Apr 24 $36.87, Mar 20 6:06 pm $36.87, Mar 20 6:06 pm $45.46, Jan 9 - Apr 24 $37.36, Mar 21 - Mar 23 $36.99, Mar 21 - Apr 1 $45.46, Jan 9 - Apr 24 $37.16, Mar 25 11:24 am $36.99, Mar 21 - Apr 1 $45.46, Jan 9 - Apr 24 $40.11, Mar 27 - Apr 1 $36.99, Mar 21 - Apr 1 $45.46, Jan 9 - Apr 24 $44.11, Apr 4 5:33 am $37.35, Apr 4 5:33 am $45.46, Jan 9 - Apr 24 $40.11, Apr 6 - Apr 9 $37.34, Apr 6 - Apr 13 $45.46, Jan 9 - Apr 24 $40.09, Apr 12 - Apr 20 $37.34, Apr 6 - Apr 13 $45.46, Jan 9 - Apr 24 $40.09, Apr 12 - Apr 20 $37.45, Apr 15 8:06 am $45.46, Jan 9 - Apr 24 $40.09, Apr 12 - Apr 20 $37.64, Apr 17 8:57 pm $45.46, Jan 9 - Apr 24 $40.09, Apr 12 - Apr 20 $37.65, Apr 20 - Apr 24 $45.46, Jan 9 - Apr 24 $40.10, Apr 21 - Apr 24 $37.65, Apr 20 - Apr 24 $45.46, Apr 27 - Jun 28 $40.09, Apr 27 - May 31 $37.64, Apr 27 - May 12 $45.46, Apr 27 - Jun 28 $40.09, Apr 27 - May 31 $37.84, May 14 - Jun 28 $45.46, Apr 27 - Jun 28 $40.11, Jun 5 - Jun 9 $37.84, May 14 - Jun 28 $45.46, Apr 27 - Jun 28 $39.66, Jun 11 - Jun 28 $37.84, May 14 - Jun 28 $43.05, Jul 2 - Aug 1 $37.56, Jul 2 - Aug 1 $37.34, Jul 2 - Aug 1 $42.61, Aug 5 - Aug 15 $37.12, Aug 5 - Aug 15 $36.92, Aug 5 - Aug 15 $42.18, Aug 18 - Aug 22 $36.99, Aug 18 - Aug 20 $36.67, Aug 18 - Aug 20 $42.18, Aug 18 - Aug 22 $36.78, Aug 22 3:43 pm $35.18, Aug 22 - Aug 24 $42.75, Aug 24 - Sep 12 $37.05, Aug 24 - Aug 28 $35.18, Aug 22 - Aug 24 $42.75, Aug 24 - Sep 12 $37.05, Aug 24 - Aug 28 $35.75, Aug 28 - Sep 1 $42.75, Aug 24 - Sep 12 $39.73, Sep 1 12:40 am $35.75, Aug 28 - Sep 1 $42.75, Aug 24 - Sep 12 $26.96, Sep 2 11:02 pm $26.96, Sep 2 11:02 pm $42.75, Aug 24 - Sep 12 $26.41, Sep 6 - Sep 12 $24.89, Sep 6 8:37 pm $42.75, Aug 24 - Sep 12 $26.41, Sep 6 - Sep 12 $23.98, Sep 10 6:16 pm $42.75, Aug 24 - Sep 12 $26.41, Sep 6 - Sep 12 $24.89, Sep 12 5:39 pm $43.32, Sep 16 - Sep 20 $39.75, Sep 16 2:49 pm $38.96, Sep 16 - Sep 20 $43.32, Sep 16 - Sep 20 $39.99, Sep 20 11:41 am $38.96, Sep 16 - Sep 20 $42.88, Sep 24 - Sep 28 $39.50, Sep 24 10:10 am $38.18, Sep 24 10:10 am $42.88, Sep 24 - Sep 28 $37.98, Sep 28 7:04 am $34.19, Sep 28 7:04 am $42.45, Oct 2 8:06 am $37.95, Oct 2 8:06 am $33.95, Oct 2 8:06 am $42.02, Oct 6 - Oct 8 $39.11, Oct 6 10:13 am $36.35, Oct 6 - Oct 12 $42.02, Oct 6 - Oct 8 $39.41, Oct 8 12:31 pm $36.35, Oct 6 - Oct 12 $41.59, Oct 12 - Oct 24 $39.57, Oct 12 1:54 pm $36.35, Oct 6 - Oct 12 $41.59, Oct 12 - Oct 24 $35.97, Oct 14 2:33 pm $35.94, Oct 14 - Oct 18 $41.59, Oct 12 - Oct 24 $36.26, Oct 16 2:40 pm $35.94, Oct 14 - Oct 18 $41.59, Oct 12 - Oct 24 $36.16, Oct 18 - Oct 20 $35.94, Oct 14 - Oct 18 $41.59, Oct 12 - Oct 24 $36.16, Oct 18 - Oct 20 $34.59, Oct 20 - Oct 24 $41.59, Oct 12 - Oct 24 $39.76, Oct 24 9:46 am $34.59, Oct 20 - Oct 24 $41.42, Oct 28 - Nov 9 $39.54, Oct 28 8:06 am $34.42, Oct 28 8:06 am $41.42, Oct 28 - Nov 9 $34.39, Oct 30 8:22 am $34.39, Oct 30 8:22 am $41.42, Oct 28 - Nov 9 $34.35, Nov 3 7:49 am $34.35, Nov 3 7:49 am $41.42, Oct 28 - Nov 9 $33.91, Nov 5 9:48 am $33.90, Nov 5 9:48 am $41.42, Oct 28 - Nov 9 $34.00, Nov 9 12:09 pm $34.00, Nov 9 12:09 pm $41.92, Nov 13 2:53 pm $33.94, Nov 13 2:53 pm $33.94, Nov 13 2:53 pm $42.49, Nov 17 - Nov 22 $33.89, Nov 17 9:51 pm $33.89, Nov 17 9:51 pm $42.49, Nov 17 - Nov 22 $33.87, Nov 20 3:08 am $33.86, Nov 20 3:08 am $42.49, Nov 17 - Nov 22 $33.85, Nov 22 8:28 am $33.85, Nov 22 8:28 am $43.06, Nov 24 - Nov 29 $36.99, Nov 24 - Dec 19 $33.81, Nov 24 2:11 pm $43.06, Nov 24 - Nov 29 $36.99, Nov 24 - Dec 19 $35.43, Nov 29 6:14 am $43.62, Dec 4 3:27 am $36.99, Nov 24 - Dec 19 $35.39, Dec 4 3:27 am $44.18, Dec 9 - Dec 14 $36.99, Nov 24 - Dec 19 $35.12, Dec 9 1:29 am $44.18, Dec 9 - Dec 14 $36.99, Nov 24 - Dec 19 $34.62, Dec 14 3:44 am $44.73, Dec 19 - Dec 24 $36.99, Nov 24 - Dec 19 $34.11, Dec 19 6:02 am $44.73, Dec 19 - Dec 24 $37.50, Dec 24 1:57 am $37.43, Dec 24 1:57 am $45.27, Dec 29 - Jan 2 $37.49, Dec 29 - Jan 2 $36.52, Dec 29 3:35 am $45.27, Dec 29 - Jan 2 $37.49, Dec 29 - Jan 2 $35.67, Jan 2 10:49 pm $45.81, Jan 7 - Jan 10 $37.47, Jan 7 8:01 pm $34.21, Jan 7 8:01 pm $45.81, Jan 7 - Jan 10 $37.41, Jan 10 7:15 am $37.03, Jan 10 7:15 am $45.34, Jan 15 - Jan 20 $36.97, Jan 15 6:03 am $36.63, Jan 15 6:03 am $45.34, Jan 15 - Jan 20 $35.81, Jan 20 6:06 am $33.88, Jan 20 6:06 am $44.88, Jan 25 - Jan 30 $36.27, Jan 25 6:43 am $33.67, Jan 25 6:43 am $44.88, Jan 25 - Jan 30 $35.68, Jan 30 6:29 am $35.61, Jan 30 6:29 am $44.43, Feb 4 8:37 am $32.47, Feb 4 8:37 am $29.19, Feb 4 8:37 am $43.98, Feb 9 - Feb 12 $38.23, Feb 9 - Feb 12 $31.85, Feb 9 10:33 am $43.98, Feb 9 - Feb 12 $38.23, Feb 9 - Feb 12 $35.83, Feb 12 1:22 am $43.54, Feb 17 - Feb 22 $36.88, Feb 17 10:54 am $32.80, Feb 17 10:54 am $43.54, Feb 17 - Feb 22 $33.91, Feb 22 11:52 pm $30.57, Feb 22 11:52 pm $43.10, Feb 28 7:36 am $35.50, Feb 28 7:36 am $28.27, Feb 28 7:36 am $42.66, Mar 12 12:39 am $33.82, Mar 12 12:39 am $31.75, Mar 12 12:39 am $41.80, Mar 23 - Mar 29 $36.14, Mar 23 - Mar 29 $30.45, Mar 23 10:10 pm $41.80, Mar 23 - Mar 29 $36.14, Mar 23 - Mar 29 $29.60, Mar 29 6:52 pm
48,150 904,761
1,171,875
781,250
390,625
Dec
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2015
2016
Price Details
New
Latest
$41.80 Mar 29, '16
Highest
$45.81 Jan 7, '16
Lowest
$41.05 Nov 16, '14
Average
$42.38 (30d avg) $44.03 (90d avg) $43.36 (180d avg) $43.78 (365d avg) $43.83 (Lifetime average)
Added
Oct 13, 2014
3rd Party New
Latest
$29.60 Mar 29, '16
Highest
$41.80 Oct 17, '14
Lowest
$26.41 Sep 6, '15
Average
$31.32 (30d avg) $33.32 (90d avg) $34.48 (180d avg) $35.58 (365d avg) $36.46 (Lifetime average)
Added
Oct 13, 2014
3rd Party Used
Latest
$36.14 Mar 29, '16
Highest
$55.96 Jan 8, '15
Lowest
$23.98 Sep 10, '15
Average
$34.59 (30d avg) $35.24 (90d avg) $35.53 (180d avg) $36.78 (365d avg) $38.86 (Lifetime average)
Added
Oct 13, 2014
Sales Rank
30 day average: 270,974 90 day average: 425,050
Product Description
Microsoft Windows 8.1 and Windows Server 2012 R2 are designed to be the best performing operating systems to date, but even the best systems can be overwhelmed with load and/or plagued with poorly performing code. gives you a practical field guide approach to performance monitoring and analysis from experts who do this work every day. Think of this book as your own guide to "What would Microsoft support do?" when you have a Windows performance issue. Author Clint Huffman, a Microsoft veteran of over fifteen years, shows you how to identify and alleviate problems with the computer resources of disk, memory, processor, and network. You will learn to use performance counters as the initial indicators, then use various tools to "dig in" to the problem, as well as how to capture and analyze boot performance problems.This field guide gives you the tools and answers you need to improve Microsoft Windows performance, including:
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