performance tuning sybase 15 5

... proof of purchase to: SYBEX Inc Customer Service Department 1 151 Marina Village Parkway Alameda, CA 9 450 1 (51 0) 52 3-8233 Fax: (51 0) 52 3-2373 e-mail: info@sybex.com WEB: HTTP://WWW.SYBEX.COM After ... Guide 1Z0024 Oracle8i: Performance and Tuning 57 38 67% OCP: Oracle8i™ DBA Performance Tuning and Network Administration Study Guide 1Z00 25 Oracle8i: Backup and Recovery 60 34 57 % OCP: Oracle8i™ ... pass the OCP: Oracle8i Performance and Tuning and OCP: Oracle8i Network Administration exams The first part of the book covers the most critical areas of database performance tuning and how to follow...

Ngày tải lên: 18/10/2013, 18:15

... 15: Tuning with Oracle Expert Objectives 15- 2 Overview 15- 3 Types of Tuning 15- 5 Starting Oracle Expert 15- 7 Tuning Session Scope 15- 9 Data Collection 15- 12 Collected Data 15- 21 Attributes 15- 22 ... Data 15- 21 Attributes 15- 22 Rules 15- 24 Analysis 15- 26 Recommendations 15- 27 Reports 15- 28 Implementation 15- 32 Summary 15- 33 Lesson 16: Multithreaded Server Tuning Issues Objectives 16-2 Overview ... 4- 65 Lesson 5: Tuning the Shared Pool Objectives 5- 2 The Shared Global Area 5- 3 The Shared Pool 5- 4 The Library Cache 5- 5 Tuning the Library Cache 5- 7 Terminology 5- 9 Diagnostic Tools for Tuning...

Ngày tải lên: 19/10/2013, 11:15

... expression): C:\samples\soundex\stage1>python soundex1d.py Woo W000 15. 40 650 5 854 8 Pilgrim P426 22.2 753 567842 Flingjingwaller F 452 37 .58 451 22774 Why isn't soundex1d.py faster? The answer lies in the ... no C:\samples\soundex\stage3>python soundex3b.py Woo W000 14.22 452 71396 Pilgrim P426 17.83371 657 57 Flingjingwaller F 452 25. 9 954 0 053 27 It's possible that the techniques so far as have been “string-centric” ... 4.936241 058 57 Pilgrim P426 7.1974 759 3619 Flingjingwaller F 452 10 .54 90700634 It is also significantly less readable, and for not much performance gain Is that worth it? I hope you have good comments Performance...

Ngày tải lên: 28/10/2013, 16:15

... Resource Bottlenecks performance is affected by stress on the following hardware resources: limit on overall system performance Identifying Bottlenecks Note The most common performance problem ... soft page fault A hard page fault - performance counter indicates the total page faults per second—soft page faults plus hard page faults—handled by the system 25 26 CHAPTER SYS TEM P ER FOR MA ... configuration through Management Studio, statement after the configuration setting perfor- Table 2-1 Performance Monitor Counters to Analyze Memory Pressure Object(Instance[,InstanceN]) Counter Description...

Ngày tải lên: 17/12/2013, 02:15

... 201-348- 450 5, e-mail , or visit For information on translations, please contact Apress directly at 2 855 Telegraph Avenue, Suite 600, Berkeley, CA 947 05 Phone 51 0 -54 9 -59 30, fax 51 0 -54 9 -59 39, e-mail ... Advisor 151 Database Engine Tuning Advisor Mechanisms 151 Database Engine Tuning Advisor Examples 155 Tuning a Query ... 150 Considering the Database Engine Tuning Advisor 150 Summary 150 ix x CO NTENT S CHAPTER Database Engine Tuning Advisor...

Ngày tải lên: 17/12/2013, 02:15

... them in writing to Worldwide Education Services, Oracle Corporation, 50 0 Oracle Parkway, Box 659 806, RedĆ wood Shores, CA 940 65 Oracle Corporation does not warrant that this document is error free ... Restricted Rights softĆ ware under Federal law, and as set forth in subparagraph (c) (1) (ii) of DFARS 252 .227Ć7013, Rights in Technical Data and Computer Software (October 1988) This material or any ... within the DeĆ partment of Defense, then it is delivered with Restricted Rights," as defined in FAR 52 .227Ć14, Rights in DataĆGeneral, including Alternate III (June 1987) The information in this document...

Ngày tải lên: 17/01/2014, 09:20

... Partitions 53 8 54 0 54 5 54 6 54 7 54 7 54 8 54 9 54 9 55 0 55 1 55 2 55 3 55 5 55 5 55 6 55 7 56 0 56 0 56 1 56 2 56 3 56 4 56 5 56 5 56 9 56 9 57 0 57 1 57 3 57 3 58 0 58 3 58 4 58 6 Contents xx Contents Part IV: Tuning Everything ... Tables Resorting to PL/SQL 7.6.1 Tuning DML in PL/SQL 7.6.1.1 The RETURNING INTO Clause 152 153 153 155 155 155 157 157 158 158 160 161 1 65 167 167 167 172 172 1 75 1 75 176 176 177 178 178 179 179 ... Management 15 Object Tuning 15. 1 Tables 15. 1.1 Caching 15. 1.2 Logging 15. 1.3 Table Parallelism 15. 1.4 Storing LOBs Separately 15. 1 .5 Dropping Columns 15. 1.6 Deallocating Unused Space 15. 2 Indexes 15. 2.1...

Ngày tải lên: 24/01/2014, 04:20

... 4 95 496 497 497 50 0 50 2 50 4 50 5 51 1 51 7 52 6 52 8 52 9 52 9 53 0 53 0 53 2 53 4 53 4 53 5 53 6 53 7 53 7 53 8 54 0 54 1 54 6 54 9 55 0 55 2 55 3 55 3 55 3 55 4 Contents Parallel Configuration ... 56 3 56 5 56 8 56 9 57 0 57 1 57 5 57 6 57 7 57 8 58 0 58 0 58 2 58 2 58 4 58 5 58 6 58 7 59 0 59 0 59 2 59 4 59 6 59 7 59 9 602 607 608 13 The X$ Tables (Advanced DBA) ... References 55 4 55 5 55 7 55 7 55 8 55 8 55 8 55 9 56 0 12 The V$ Views (Developer and DBA) ...

Ngày tải lên: 24/01/2014, 04:20

... Client Performance? 51 5 Tuning the Client System 52 5 Using GUI Builders 53 3 Using Middleware Products 55 5 Tuning the Network 56 3 What Affects Network Performance? ... 55 0 PowerBuilder from Powersoft 55 2 Summary 55 3 Using Middleware Products 55 5 What Is Middleware? 55 6 Two-Tiered System Architecture 55 6 Three-Tiered ... 150 Multiblock Reads 152 Multiblock Writes 152 Parallel Query Option 153 Parallel Query Processing 153 Direct-Write Sorts 158 Parallel...

Ngày tải lên: 24/01/2014, 04:20

... 15- 2 15- 3 15- 3 15- 4 15- 4 15- 6 15- 7 15- 11 15- 11 15- 13 15- 13 15- 14 15- 15 15- 15 15- 16 15- 16 15- 18 15- 19 15- 19 15- 20 xi 16 Using Indexes and Clusters Understanding Index Performance ... Workload Repository Reports 4-2 4-2 4-4 4 -5 4 -5 4-7 4-8 4-9 4-9 4-10 4-11 4-13 5- 2 5- 3 5- 5 5- 8 5- 10 5- 12 5- 13 5- 16 5- 17 Automatic Performance Diagnostics Introduction to Database Diagnostic ... Performance? xxvii Oracle Database 10g Release (10.1) New and Updated Features for Performance Tuning Part I xxviii Performance Tuning Performance Tuning Overview Introduction to Performance...

Ngày tải lên: 24/01/2014, 08:20

... 292 25 nobody 0 9760 9760 7132 S 12 .5 29220 nobody 0 954 0 954 0 7136 S 9.0 29 2 15 nobody 9672 9672 6884 S 4.6 29 255 root 1036 1036 824 R 3.2 376 squid 0 159 20 14M 55 6 S 1.1 3.8 29227 mysql 5 1892 ... GTop->new->proc_mem($$); \ printf " %5. 5s => %d\n",$_,$g->$_( ) for qw(size share vsize rss)' size share vsize rss => => => => 151 9616 107 3 152 2637824 151 55 20 We have just printed the memory sizes ... fetches, 3 25 max parallel, 256 68 bytes, in 5. 00 351 seconds mean bytes/connection 855 fetches/sec, 51 30 bytes/sec msecs/connect: 20.0881 mean, 3006 .54 max, 0.099 msecs/first-response: 51 . 356 8 mean,...

Ngày tải lên: 26/01/2014, 07:20

... Performance Tuning ■■ Chapter 2: System Performance Analysis 15 ■■ Chapter 3: SQL Query Performance Analysis 59 ■■ Chapter 4: Index Analysis .99 ■■ Chapter 5: ... No Application performance acceptable? Yes Figure 1-1 Performance tuning process Application performance may change over time CHAPTER ■ SQL Query Performance Tuning Baseline performance and ... the following topics: • The performance tuning process • Performance vs price • The performance baseline • Where to focus efforts in tuning • The top 13 SQL Server performance killers What I don’t...

Ngày tải lên: 12/02/2014, 12:20

... 498 50 0 50 1 50 4 50 5 50 6 50 6 50 7 50 9 51 0 51 0 51 2 Evaluating Indexes for Performance 51 3 No-Thought/Default Indexing Simple Access Pattern Indexing Complex Access Pattern Indexing 51 3 51 4 51 4 Benchmarking ... Offenders 51 5 51 6 51 6 51 7 51 8 51 9 Communicating Performance Issues Summary 51 9 52 1 Chapter 15: Successful Deployment Strategies 52 3 Sizing Additional Features High Availability and Disaster Recovery 52 4 ... Plan The Plan Guide The Query Plan after Creation of the Plan Guide 53 2 53 2 53 2 53 3 53 4 53 4 53 5 53 6 53 6 Summary 53 7 Index 53 9 xvii www.it-ebooks.info Page xvii Wort ftoc.tex V3 - 12/17/2007 www.it-ebooks.info...

Ngày tải lên: 16/02/2014, 13:20

... Client Performance? 51 5 Tuning the Client System 52 5 Using GUI Builders 53 3 Using Middleware Products 55 5 Tuning the Network 56 3 What Affects Network Performance? ... 55 0 PowerBuilder from Powersoft 55 2 Summary 55 3 Using Middleware Products 55 5 What Is Middleware? 55 6 Two-Tiered System Architecture 55 6 Three-Tiered ... 150 Multiblock Reads 152 Multiblock Writes 152 Parallel Query Option 153 Parallel Query Processing 153 Direct-Write Sorts 158 Parallel...

Ngày tải lên: 17/02/2014, 15:20

... Statistics 8 - 15 Tablespace I/O Statistics 8 - 15 Top 10 File Comparison by I/O 8 - 15 Top 10 File Comparison by Read Time 8 - 15 Top 10 File Comparison ... Monitoring Performance Alerts Setting Metric Thresholds for Performance Alerts 5- 1 Responding to Alerts 5- 2 Clearing Alerts 5- 2 Part III Reactive Database Tuning ... 8 - 15 Top 10 File Comparison by Buffer Waits 8 - 15 Advisory Statistics 8 - 15 PGA Aggregate Summary 8 - 15 PGA Aggregate Target Statistics 8-16 v Wait...

Ngày tải lên: 20/02/2014, 05:21

Ngày tải lên: 07/03/2014, 23:20

Ngày tải lên: 17/03/2014, 00:20

Ngày tải lên: 17/03/2014, 10:20

Ngày tải lên: 17/03/2014, 19:20

Ngày tải lên: 17/03/2014, 19:20