AMI MegaRAID performance (was HPDA/DAC960PL errors)

2000-05-04 Thread Carl Makin
On Thu, 4 May 2000, Mike Smith wrote: > That's OK. At this point in time, I don't have any outstanding reports > of problems with the MegaRAID driver in 4-stable. The 4-release version > is capable of locking up the adapter, however. Here is the rawio stats for a 3.4-STABLE box running a De

Re: HPDA/DAC960PL errors

2000-05-03 Thread Shawn Barnhart
- Original Message - From: "Mike Smith" <[EMAIL PROTECTED]> | > Ok. I know how I'm going to have to deal with this; the problem is that | > we only use 16 of the 17 available S/G segments (so I can pack the S/G | > tables without crossing page boundaries). This is going to take a littl

Re: HPDA/DAC960PL errors

2000-05-03 Thread Mike Smith
> > > Well, perhaps not. Running the old firmware, 2.39, my install of 4.0 fails > > > early on copying files: > > > > > > bus_dmamap_load : Too many segs! buf_len = 0x1 > > > mlx0 : I/O error -- attempt to write beyond end of drive > > > > > > Any idea what these mean? > > > > The 2.x fi

Re: HPDA/DAC960PL errors

2000-05-03 Thread Mike Smith
> > Well, perhaps not. Running the old firmware, 2.39, my install of 4.0 fails > > early on copying files: > > > > bus_dmamap_load : Too many segs! buf_len = 0x1 > > mlx0 : I/O error -- attempt to write beyond end of drive > > > > Any idea what these mean? > > The 2.x firmware only suppor

Re: HPDA/DAC960PL errors

2000-05-03 Thread Mike Smith
> > | Well, I have good news, I think. The mlx driver _seems_ to work as-is > (from > | a kernel built with 4.0-STABLE). I get a warning about an old BIOS rev, > but > | it looks functional. The driver reported the correct logical drive size > and > | no other errors. > > Well, perhaps not.

Re: HPDA/DAC960PL errors

2000-05-03 Thread Shawn Barnhart
| Well, perhaps not. Running the old firmware, 2.39, my install of 4.0 fails | early on copying files: | | bus_dmamap_load : Too many segs! buf_len = 0x1 | mlx0 : I/O error -- attempt to write beyond end of drive | | Any idea what these mean? | | I flashed it with the newest Mylex firmwar