[OpenIndiana-discuss] a problem about the core dump

2012-10-05 Thread DengEncore
Hello everyone, I met a strange problem about the core dump in openindiana. The setting of ulimit like below: root@openindiana:~# ulimit -c unlimited but, my program, sometimes crashes but no core dump in the program directory. And I have done some testing, like read write a

[OpenIndiana-discuss] linux disk filter

2013-04-18 Thread DengEncore
Hi all, I am writing a linux kernel module to filter the disk IO. And I am facing the problems below: 1. When the system start, how can I set my module be loaded before the file system? If the file system is loaded first, maybe some disk IO will be out of filter before my module loaded.