Re: Filesystem Corruption Problems

[Hans Reiser <reiser@namesys.com>]

Bill Rees wrote:

>Hello,
>
>I have an application that uses multiple drives formatted with reiserfs to
>store many thousands of JPEG images for later retrieval. These images are
>coming from one or more cameras in the form of a streaming MJPEG. My
>application essentially writes images to one or more drives as fast as it
>can. When a set number of hours of storage is reached for a particular
>camera, the program begins deleting old images. Depending on the framerate
>of image capture, the contents of the disk could be rewritten entirely in
>the process of just a few days.
>
>When this application is left running for an extended period of time, severe
>disk corruption usually crops up. Usually, there are media errors in the
>kernel log from the reiser file system indicating something very bad is
>occuring. I have tried recovering from this with reiserfsck but the only
>solution is usually a reformat. Sometimes the corruption does not allow the
>deletion of any files from the drive and sometimes it causes a kernel panic
>whenever the disk is accessed. I am using version 2.4.19 of the kernel
>without any patches. The application is written in Java and runs under JDK
>v1.4.1.
>
>Is this a known issue? I realize that the creation and deletion of thousands
>of files per day creates problems that might not be seen on the typical file
>server. Any info would be appreciated.
>
>Bill
>
>
>
>  
>
This is not a known issue.  Vladimir and Vitaly will work with you on 
trying to debug and reproduce it.

-- 
Hans