in my symfony 2 log
[2011-11-07 01:50:51] request.CRITICAL: ErrorException: Warning: session_start() [<a href='function.session-start'>function.session-start</a>]: open(/tmp/sess_gj9frkjbn0d6lpgp274mbqhur7, O_RDWR) failed: No space left on device (28) in /home/adre310/public_html/Symfony/app/cache/dev/classes.php line 406 (uncaught exception) at /home/adre310/public_html/Symfony/vendor/symfony/src/Symfony/Component/HttpKernel/Debug/ErrorHandler.php line 65 [] []
[2011-11-07 01:50:51] request.CRITICAL: ErrorException: Warning: session_start() [<a href='function.session-start'>function.session-start</a>]: open(/tmp/sess_gj9frkjbn0d6lpgp274mbqhur7, O_RDWR) failed: No space left on device (28) in /home/adre310/public_html/Symfony/app/cache/dev/classes.php line 406 (uncaught exception) at /home/adre310/public_html/Symfony/vendor/symfony/src/Symfony/Component/HttpKernel/Debug/ErrorHandler.php line 65 [] []