Tài liệu Practical mod perl-CHAPTER 15:Improving Performance Through Build Options pptx

... 15: Improving Performance Through Build Options disable-module=asis, \ disable-module=imap, \ disable-module=userdir, \ disable-module=access, \ disable-module=auth' • mod_ perl’s EVERYTHING: EVERYTHING=1 • ... disable-module=env, \ disable-module=negotiation, \ disable-module=status, \ disable-module=info, \ disable-module=include, \ disable-module=autoindex, \ disabl...

Ngày tải lên: 26/01/2014, 07:20

... duplicating all the core routines and whatever modules you have used in your server—for example, mod_ ssl, mod_ rewrite, mod_ log, mod_ proxy, and mod_ speling (no, that’s not a typo!). This can ... chil- dren will be able to share the code space used by these modules. Just add the following directives into httpd.conf: PerlModule CGI PerlModule DBI An even better approach is as follows....

Ngày tải lên: 26/01/2014, 07:20

... outgoing static files, you can look at the mod_ gzip and mod_ deflate modules for Apache. The cool thing about these modules is that they don’t require any modification of the code. To enable or disable ... many cases) should be disabled, because although they can improve performance for a plain Apache server, they can reduce performance for a mod_ perl server. Correct configuration of...

Ngày tải lên: 26/01/2014, 07:20

... use of ~equeuces of speech acts as they occur in the dia- logue, through bigram probabilities of occurrences. or through modelling in a finite state machine. (31aier. 1.996: Reithinger eta[., ... will call the middle phase in our dialogues the task performance phase, since it is not always a negotiation per se. Within the task performance phase very many subdialogues can ta...

Ngày tải lên: 22/02/2014, 03:20

Ngày tải lên: 17/02/2014, 08:20

... and temperature compensation in a model of yeast glycolytic oscillations. Biophys Chem 106, 179–192. 25 Chen Y & Westerhoff HV (1986) How do inhibitors and modifiers of individual enzymes affect ... 349–355. 10 Peper A, Grimbergen CA, Spaan JA, Souren JE & van Wijk R (1998) A mathematical model of hsp70 regula- tion in the cell. Int J Hyperthermia 14, 97–124. 11 Hastings JW & Sween...

Ngày tải lên: 19/02/2014, 02:20

... Inc. All rights reserved. 307 Chapter 7 CHAPTER 7 Identifying Your Performance Problems You have been assigned to improve the performance of your company’s web service. The hardest thing is to ... server and back again, they may travel via different routes through many different entities. For example, here is the route the packets may go through to reach perl.apache.org from our machi...

Ngày tải lên: 21/01/2014, 06:20

... ask other mod_ perl users. mod_ perl Support for the Operating System Clearly, before choosing an OS, you will want to make sure that mod_ perl even runs on it! As you will have noticed throughout ... of Web Performance Tuning, by Patrick Killelea (O’Reilly). • Chapters 2 and 12 in Optimizing UNIX for Performance, by Amir H. Maji- dimehr (Prentice Hall). • Chapter 9 (“Tuning Apache and...

Ngày tải lên: 26/01/2014, 07:20

... the option StatusOptionsAll to replace all the options that can be On or Off, so you end up with just these two lines: PerlSetVar StatusOptionsAll On PerlSetVar StatusDeparseOptions "-p ... to profile code running under mod_ perl with the Devel::DProf module, available on CPAN. However, you must have PerlChildExitHandler enabled during the mod_ perl build process. When the server ....

Ngày tải lên: 26/01/2014, 07:20

... and -r _; my $mod_ time = (-M _) * 24 * 60 * 60; print "$filename was modified $mod_ time seconds before startup\n"; Two stat( ) calls were saved! If you need to stat( ) the mod_ perl script ... coding in many different styles, using different modules and deploying the same modules in different ways. However, when you come to the point where performance is the goal, you might hav...

Ngày tải lên: 26/01/2014, 07:20