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php Programming Glossary: lockinghttp://stackoverflow.com/questions/1209688/php-simultaneous-file-writes of addressing this is to have both scripts use flock for locking f fopen 'some_file' 'a' flock f LOCK_EX fwrite f some_line n..
Which is better: mysql_connect or mysql_pconnect http://stackoverflow.com/questions/1340859/which-is-better-mysql-connect-or-mysql-pconnect the connection to timeout or kill the process. The same locking problem occurs with transactions. See comments below on 23 Apr..
Simultaneous Requests to PHP Script http://stackoverflow.com/questions/1430883/simultaneous-requests-to-php-script several processes can do this at the same time there is no locking on file reading the file is loaded into memory in a distinct..
how to manage and queue background jobs [closed] http://stackoverflow.com/questions/1811931/how-to-manage-and-queue-background-jobs
http://stackoverflow.com/questions/2921469/php-mutual-exclusion-mutex mutual exclusion mutex Read some texts about locking in PHP. They all mainly direct to http php.net manual en function.flock.php.. a file on the hard disk Is it really so I mean this makes locking really expensive it means each time I want to lock I'll have..
How to enable and use HTTP PUT and DELETE with Apache2 and PHP? http://stackoverflow.com/questions/2934554/how-to-enable-and-use-http-put-and-delete-with-apache2-and-php to me that seems like overkill. After all I don't need DAV locking a DAV filesystem etc. All I want to do is pass the request on..
best way to obtain a lock in php http://stackoverflow.com/questions/325806/best-way-to-obtain-a-lock-in-php be many processes trying to do that. APC doesn't provide locking functionality so I'm considering using other mechanisms... what.. Update I've found sem_acquire but it seems to be a blocking lock. php locking apc share improve this question CLASS.. found sem_acquire but it seems to be a blocking lock. php locking apc share improve this question CLASS ExclusiveLock Description..
Fastest Way to Serve a File Using PHP http://stackoverflow.com/questions/3697748/fastest-way-to-serve-a-file-using-php mod_access Allow from commands. The problem is that locking access to the file as multiple users may want to do this at..
Long polling locking up other AJAX calls http://stackoverflow.com/questions/4457178/long-polling-locking-up-other-ajax-calls polling locking up other AJAX calls I'm looking to do long polling to push..
PHP Threads and Synchronization http://stackoverflow.com/questions/4710869/php-threads-and-synchronization in php but I am not sure how to implement double checked locking. Is that even possible needed in PHP. I have read somewhere.. php multithreading singleton synchronize double checked locking share improve this question Share nothing Architecture PHP.. of applications Easier to develop and debug double checked locking but I am not sure how to implement double checked locking. In..
How to make php scripts run in parallel? http://stackoverflow.com/questions/6618026/how-to-make-php-scripts-run-in-parallel how to make php scripts run in parallel php session file locking share improve this question Try php session_start session_write_close..
What is the best way to handle sessions for a PHP site on multiple hosts? http://stackoverflow.com/questions/76712/what-is-the-best-way-to-handle-sessions-for-a-php-site-on-multiple-hosts ever looking up primary keys. Make sure the db has row locking not table locking myISAM . MemCache only is a bad idea... If.. primary keys. Make sure the db has row locking not table locking myISAM . MemCache only is a bad idea... If it overflows crashes..
File access speed vs database access speed http://stackoverflow.com/questions/849061/file-access-speed-vs-database-access-speed InnoDB tables or another engine that supports row level locking. That will avoid people blocking while someone else writes or.. that supports row level locking. That will avoid people blocking while someone else writes or worse writing anyway . But ultimately..
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