Re: Connor 1060S & Corruption

In Article<49jn2g$sbl@dingo.cc.uq.oz.au>, <scott@vetpath.vet.uq.oz.au> write: > Path: > > > Hi Folks, > > We are concerned about some "strange" things that have occured with data > on Connor 1060S SCSI drives on 2 different Systems. > > Hardware wise, about the only things common between the two systems > are the Connor drives, the SMC 8013 network cards, and 1540 SCSI > adapters (genuine adaptec though one is somehat older than the other but > unfortunately, I don't have exact model details with me). > One machine is an AcerMate 800 75Mhz Pentium and the other is a > "bits and pieces" 486 clone which apart from this problem has run > faultlessly in a development environment for more than 2 years. > > Software wise, one system is runnnig SCO ODT 3 .0 and INFORMIX SE 5.03 > and the other is running SCO Open Server Enterprise 5.0 and INFORMIX SE > 7.10. > > On both systems, there are IDE root filesystem drives and the SCSI's are > secondary drives. > > From time to time Informix Data Files (usually .idx files but not always) > get slightly corrupted. They are nearly always fixable with bcheck/secheck. > We also get a "No such device or address" error during queries occasionally. > Both problems ocur on both systems and usually occur at least once or > twice a week. > > These problems never occur on the IDE drives in these systems, nor > have we ever had any problems with non Informix files. We have other > systems using 1540 controllers but not the Connor Drives that are also > running Informix etc flawlessly. These two systems are the only ones > with these connor drives. > > Has anyone ever seen such problems and better still khow to reslove them > (apart from the obvious "go out and buy a new system" approach)? > > TIA > > Scott. You need to obtain the firmware patch from Conner for that drive. There is a problem with data corruption in the cacheing algorithim That Conner has fixed.