Jean-Daniel Beaubien wrote:
> Hi everyone,
> 
> I am thinking about buying this raid solution for a small server.  Has
> anyone had experience with this device on OpenBSD?  Any comment would
> be welcome.
> 
> 
> Also I noticed something that caught my attention...
> 
> At the address: http://www.accusys.com.tw/eng/products_inneraid_75170_spec.asp
> 
> Under SPECIFICATIONS ==> Management ===> it says: Open API for
> proprietary GUI and integration.
> 
> I then went to read the manual ('InneRAID GUI ACSView User Manual v2.3
> ') in the SPECIFICATIONS section and there's actually a section on how
> to setup the web-based gui on Linux (no BSDs...but it's a start).
> 
> Does this mean these raid solutions could possibly be integrated in
> the existing OpenBSD framework?
> 
> Has anyone gotten it's hand on any of these devices and checked out
> this 'Open API'?

Google for acs75170, the first hit is:
http://www.holland-consulting.net/tech/acs75170.html

Suckiest thing about the Accusys boxes is the marketing.  Obviously,
since my page comes up before any of their pages do...  They can also
be difficult to buy, at least in the US (bostonbestpc.com has at least
some of their product line).

Short version:
  They work.  Very well.

The "web-based GUI"..uh..sucks almost as bad as their marketing.  Big
time.  On all platforms.  Sorry, installing a web server and Java to
determine if your array is working properly is just out of line,
'specially on the platforms they provide the software for.

The ACS75xxx series supposedly can communicate via the SMART
interface, but at least on the revision of the SW that I have, it just
doesn't work for the SATA variants (it DOES work for the PATA
variants).  HOWEVER, the box has a three-wire RS232 serial interface
on it, which (curiously), and reading through some tech docs, it looks
like the interface is relatively simple.  Read the manuals, it looks
like you jab the thing with certain magical byte sequences, then you
get other magical byte sequences back.  Convert those magic byte
sequences to ASCII, suddenly it becomes much clearer...  So, there is
GREAT potential to write a new app for it, all the info seems to be there.

It is pretty simple, really, there just isn't that much to do with it.
 Are both drives alive?  Is the mirror rebuilt?  That's about it.

That being said...if the Accusys box is anywhere near humans, you
probably don't need the monitoring in software, the lights and beeper
will pretty much tell you everything you need to know.

I've used these boxes on both OpenBSD and Windows, and their RAID5
cousins, the ACS76130 on OpenBSD, plus their older ACS75130/7500/7630
products.  The just work.

...
pciide0 at pci0 dev 9 function 0 "CMD Technology SiI3112 SATA" rev
0x02: DMA
pciide0: using irq 11 for native-PCI interrupt
pciide0: port 0: device present, speed: 1.5Gb/s
wd0 at pciide0 channel 0 drive 0: <ACCUSYS ACS75170100>
wd0: 16-sector PIO, LBA48, 286168MB, 586072368 sectors
wd0(pciide0:0:0): using BIOS timings, Ultra-DMA mode 5
pciide0: port 1: device present, speed: 1.5Gb/s
wd1 at pciide0 channel 1 drive 0: <ACCUSYS 76130>
wd1: 16-sector PIO, LBA48, 572334MB, 1172140544 sectors
wd1(pciide0:1:0): using BIOS timings, Ultra-DMA mode 5
skc0 at pci0 dev 10 function 0 "Marvell Yukon 88E8001/8003/8010" rev
0x13, Marvell Yukon Lite (0x9): irq 10
sk0 at skc0 port A, address 00:13:d4:8f:eb:02
eephy0 at sk0 phy 0: Marvell 88E1011 Gigabit PHY, rev. 5
pciide1 at pci0 dev 14 function 0 "CMD Technology SiI3512 SATA" rev
0x01: DMA
pciide1: using irq 3 for native-PCI interrupt
pciide1: port 0: device present, speed: 1.5Gb/s
wd2 at pciide1 channel 0 drive 0: <ACCUSYS 76130>
wd2: 16-sector PIO, LBA48, 572334MB, 1172140544 sectors
wd2(pciide1:0:0): using BIOS timings, Ultra-DMA mode 5
pciide1: port 1: device present, speed: 1.5Gb/s
wd3 at pciide1 channel 1 drive 0: <ACCUSYS 76130>
wd3: 16-sector PIO, LBA48, 953878MB, 1953542144 sectors
wd3(pciide1:1:0): using BIOS timings, Ultra-DMA mode 5
pciide2 at pci0 dev 15 function 0 "VIA VT6420 SATA" rev 0x80: DMA
pciide2: using irq 10 for native-PCI interrupt
wd4 at pciide2 channel 1 drive 0: <ACCUSYS 76130>
wd4: 16-sector PIO, LBA48, 953878MB, 1953542144 sectors
wd4(pciide2:1:0): using PIO mode 4, Ultra-DMA mode 5
...

(yes, one mirroring box, four RAID5 boxes.  The mirroring box is for
the OS and some stuff where it might sometime be handy to "break the
mirror", the RAID5 boxes are for "heavy lifting" mass data storage).

Nick.

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