On Thu, 2008-12-11 at 08:59 +0000, Russell King wrote:
> On Thu, Dec 11, 2008 at 08:53:27AM +0000, David Woodhouse wrote:
> > On Thu, 2008-12-11 at 12:37 +0530, Kedar Sovani wrote:
> > > Hacky patch that mlock()s rpmdb's environment mmap(2)s, in order to
> > > attempt to avoid spurious rpmdb corruption issues on Linux that seem
> > > to be somehow related to pagein/pageout occuring.
> > 
> > Ick.
> > 
> > No.
> 
> The relevent questions are:
> 
> 1. which kernel version is this occuring with?
> 
> 2. what device is the swap on?
> 
> 3. which drivers are being used?
> 
> If there's problems with paging causing corruption in userspace, it is
> a *serious* issue which can't be fixed by throwing hacks at userspace
> programs.
> 

Hang on.. I recollect seeing this problem with rpm 4.4. Let me see if it
is present in rpm 4.6 as well, or did this patch just creep in.

I'll dig further...


Kedar.

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