If we have write cache off, do we need a ups or some other power backup ? On Sat, Jul 15, 2017 at 8:02 PM, Rick Hillegas <rick.hille...@gmail.com> wrote:
> On 7/14/17 6:21 PM, Shreyans Jain wrote: > >> If we have a ups and we properly shutdown the OS, will then we have to >> disable write cache for the hard-disk in order to prevent data corruption. >> Are there any chances left for the data to be corrupted by power failure >> with write cache on? >> >> Regards, >> Shreyans Jain >> > > That will reduce your risk. But operating systems can crash before > flushing the cache to disk. > >
