Francisco Javier Cabello wrote: >Hello, >My company develops video recorder system. Basically we work with linux boxes >running kernel 2.4.25. The system captures analogue video, and after >processing and compressing, digital video is stored to hard disk. We are >recording continuously (24x7). > >We have realized that more or less a 10% of our systems are suffering data >corruption in the reiserfs partition. Sometimes it's possible to fix it >running 'reiserfsck --rebuild-tree' but not always. >More information: >-Kernel 2.4.25 + v4l2 patches >-Reiserfsprogs 3.6.19 >-Datalogging patches. >(http://mirror.mcs.anl.gov/suse-people/mason/patches/data-logging/2.4.25/) > >I have checked datalogging patches from Reiserfs website and they seem equal >to suse ones. > >I don't have any idea of what it's happening. The disk bandwidth is not so >high (300-500kb/sec). The disk is always full at 90% (we have a process >deleting old video). > >I have been thinking about removing Dataloggin patches but I would like to >have serious reason. It's not easy to check that the problem is solved >because we are not able to reproduce the error in our headquarter. > >Regards, > >Paco > > > > Unless Chris has an idea what might be going on off the top of his head, this sounds like a paid support problem, and I must say it sounds like it could be a lot of work to reproduce it. If solving it still interests you, we charge $150/hr.
I have made no efforts to test and verify the datalogging patches myself, and most users do meta-data journaling, so I cannot say much without assigning to someone the task of reviewing them and your problem. Reiser4 might be a desirable answer for you.
