[CentOS] weird XFS problem

> Now the machine is not particularly powerful: it is 64-bit machine, dual
> core CPU, 3 GB RAM. So perhaps this is a factor in why I am having the
> following problem: once in awhile that XFS partition starts generating
> multiple I/O errors, files that had content become 0 byte, directories
> disappear, etc. Every time a reboot fixes that, however. So far I've looked
> at logs but could not find a cause of precipitating event.

Is the CentOS you are running a 64 bit one?

The reason I am asking this is because the use of XFS under a 32 bit OS 
is NOT recommended.
If you search this list's archives you will find some discussion about 
this subject.