Re: [concept & "good taste" review] persistent store

David Howells
2010-12-22T00:33:23Z

Huang Ying <ying.huang@intel.com> wrote:

> The user space program (syslogd) is in my big picture, it will guarantee
> an oops meesage actually go to disk via something like fsync. After
> doing that, the user space program can erase the corresponding record in
> persistent storage to free the space. So all in all, oops messages not
> causing system panic or disk error will go to disk eventually and being
> freed and will not use up the persistent storage.

I see. So you rely on fsync() to hang forever if the message can't be written
to disk because an oops killed the write path?

David