Re: Data Corruption in case of abrupt failure - Mailing list pgsql-general

From Shridhar Daithankar
Subject Re: Data Corruption in case of abrupt failure
Date
Msg-id 4056B0F0.8020404@frodo.hserus.net
Whole thread Raw
In response to Re: Data Corruption in case of abrupt failure  ("Keith C. Perry" <netadmin@vcsn.com>)
Responses Re: Data Corruption in case of abrupt failure
List pgsql-general
Keith C. Perry wrote:
> Is there some definite way someone can test their IDE drives so see whether or
> not they are "lying" about write completions?  Perhaps someone somewhere has a
> list of drives that are known to exhibit this problem- a IDE drive blacklist of
> sorts?

I believe using hdparm on linux, one can see whether or not write caching is
enabled and also set the caching.

I don't think any IDE disk would lie about write caching status. (If one does
then it is really hard to find out unless brute force is used.)

Just a thought..

  Shridhar


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