Linux

This category contains 42 posts

RAC File Permissions Quick Reference

Posted by Jeremy ⋅ March 22, 2007 ⋅ 3 Comments

I was just thinking today about how useful it might be to have a quick reference to permissions on Oracle RAC databases. Can’t tell you how many time I’ve asked “what should the permissions be for this”… so I’m just going to use this post for all the files I can think of and their … Continue reading →

udev for Security Conscious RAC Sysadmins

Posted by Jeremy ⋅ February 26, 2007 ⋅ 6 Comments

I’ve recently installed Oracle RAC on both RedHat 4 and Suse Enterprise 9. The most recent installation reminded me of an issue which has come up more than once: persistance of raw device permissions. If you remember installing Oracle on SLES8, RHEL2 and RHEL3, then you remember that you would just chmod the /dev files … Continue reading →