386GT Adaptec SCSI performance :-(

[Joe Carlson]

In article <1989Jul10.175106.11166 at tapa.uucp>, larry at tapa.uucp (Larry Pajakowski) writes:
> 
> We recently put an ADAPTEC 1540A SCSI into a Compaq 386/20 as a second disk
>...... 
> 	disk		raw device	block device	large file
> 	SCSI		107		 57		 56

	The ~60 Kbyte/second looks a lot like read a block/skip a revolution/
read a block.... You might try changing the filesystem gap parameter.
[mkfs parameter].