Re: SCSI Tape Drive Problems

2006-12-27 Thread Mark Kane
On Wed, Dec 20, 2006, at 11:14:57 -0600, Dan Nelson wrote: > In the last episode (Dec 20), Mark Kane said: > > Thanks very much for the replies. Both drives are external, and they > > both have terminators on the back. The setup is like this: > > > > The DDS autoloader is connected to the back of

Re: SCSI Tape Drive Problems

2006-12-20 Thread Dan Nelson
In the last episode (Dec 20), Mark Kane said: > On Tue, Dec 19, 2006, at 23:16:45 -0600, Dan Nelson wrote: > > Timeouts and unexpected busfree errors like these are indicative of > > cabling or termination problems. I don't think DLTs auto-terminate, > > for example, so try putting an external ter

Re: SCSI Tape Drive Problems

2006-12-20 Thread Derek Ragona
You can get "ringing" on a SCSI device from bad or loose cabling which will generate a lot of SCSI errors. There are limits to cable lengths and you need to be sure you use proper cables for every device (and rated for the SCSI bus speed.) You will do best to pull out any un-necessary hardwar

Re: SCSI Tape Drive Problems

2006-12-20 Thread Mark Kane
On Tue, Dec 19, 2006, at 23:16:45 -0600, Dan Nelson wrote: > Timeouts and unexpected busfree errors like these are indicative of > cabling or termination problems. I don't think DLTs auto-terminate, > for example, so try putting an external terminator on the 2nd plug on > the back of the unit (or

Re: SCSI Tape Drive Problems

2006-12-19 Thread Ted Mittelstaedt
[EMAIL PROTECTED]> To: Sent: Tuesday, December 19, 2006 8:16 PM Subject: SCSI Tape Drive Problems > Hi everyone. I'm experiencing some problems with two tape drives > attached to this machine. Here is the situation: > > I first tried backing up 17GB of data using cpio to a six tap

Re: SCSI Tape Drive Problems

2006-12-19 Thread Dan Nelson
In the last episode (Dec 19), Mark Kane said: > Hi everyone. I'm experiencing some problems with two tape drives > attached to this machine. Here is the situation: > > I then tried backing up the same 17GB directory to a Sun DLT 4000 > single tape unit with a 20GB/40GB tape using cpio. It wrote ab

SCSI Tape Drive Problems

2006-12-19 Thread Mark Kane
Hi everyone. I'm experiencing some problems with two tape drives attached to this machine. Here is the situation: I first tried backing up 17GB of data using cpio to a six tape DDS-4 autoloader with a fresh 20GB/40GB Fuji tape. It stopped writing after about 9GB and gave the following error messag