Serial Attached SCSI, or SAS, is a storage attachment interface most often used on high-end equipment such as servers, and which is capable of transferring data at up to 12 Gbit/second on the bus.

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How to read an dar archive via LTO-6 tape

The /data folder was saved on tape with dar -R /data/ -c - | mbuffer -R 110M -P 90 -m 1G | dd of=/dev/nst0 bs=256k How can I test, list and extract it? I tried the following to test the archive ...
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Areca SAS controller compatibility with SATA drives

With my controller drives randomly disconnect or become unresponsive, tested in both Linux (with Areca’s proprietary driver as the open-source one has been broken for years) and a clean install of ...
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42 views

Can Storage Spaces drives be moved to a SAS controller without data loss?

I have an old file server with some 20 SATA drives attached to both mainboard and external controller cards. The machine is running Windows Server 2012 R2 and using Storage Spaces to pool the drives. ...
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20 views

How do I zero out an SAS hard drive which is part of a Dot Hill array?

I am helping a friend who has a Dot Hill Array (server?) and a full set of SAS drives that go with it. The end goal is to zero out the drives so they can be re-used or sold. What I don't know... is ...
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Windows 2012 server - Drive Mappings by USER SAS EG 7.1

I am wondering about drive mappings by user. Such that if I have multiple users accessing the server can each user have their own set of drive mappings. The rationale behind this question is that we ...
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Can I connect a SATA disk on a SAS connector on the motherboard?

I have a motherboard with a lot of SAS connectors. The motherboard manual specifies that: these connectors are for the SAS signal cables for SAS hard disk drives that allows up to 6Gb/s of data ...
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54 views

Vim color schemes and SAS programs

I have a problem that when I open SAS programs (.sas files) in Vim, the colors look very ugly (a mix of white and black background, etc.). Example here: This is how vim looks when I open a SAS file ...
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Understanding SAS Read/Write Speeds

I very often hear SAS hard drives referred to as "6Gb/S". However, when looking at actual specifications, the top benchmarks are in the 100s of MB/s. Right here, the spec for the Seagate Cheetah ...
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97 views

Use SATA cable on SAS Tape Drive

first of all i'm sorry for my english. I've an HBA similar to this with a SATAx4 adapter. 3 of those connectors are in Hard Disks drives, and the other is in a Quantum LTO-4 SAS Drive. That drive is ...
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33 views

What kind of cables does one use to connect SAS expanders?

I have recently purchased an expensive hard-drive controller. This question is about the cable that came with it; Two of the connectors fit into a regular hard drive of the SATA (and SAS) standard. ...
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35 views

How exactly do you hook up 16 drives to this RAID card?

http://www.lsi.com/products/raid-controllers/pages/megaraid-sas-9240-8i.aspx#tab/tab1 I'm utterly confused only because I'm not versed as well in enterprise storage capability and solutions. The ...
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Can Excel be configured to not display the “Compatibility Checker” save dialog?

(I already posted this question on Stack Overflow. It was recommended I post it here as well. I probably should have "migrated" the question, but I'm not sure how that is done.) The situation: ...
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193 views

Anyone know how to set Notepad++ as default text editor for SAS, Stata and R?

Anyone know how to set Notepad++ as default text editor for SAS, Stata and R? I'm having the hardest time finding anything online (particularly for SAS). Looking for ability to run code from ...
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1answer
142 views

What's the difference between a RAID enclosure, and a JBOD enclosure connected to a RAID controller

I've currently got an Areca ARC-1222 raid controller card connected to an iStorage Pro JBOD enclosure via miniSAS, on a mac, used for video editing. I'm speccing out a PC to replace it and have become ...
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94 views

Can i use SATA hard drives with IBM servers

I am planning to but IBM X 3850 M2 server http://www-947.ibm.com/support/entry/portal/docdisplay?lndocid=MIGR-5073028 One friend told me that i can only use SAS drives and i can't use SATA Hard ...
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498 views

LSI SAS 2308 MPT2SAS Linux Read/Write performance

LSI SAS 2308-8e (6Gb/s per Lane) PCIe 3.0 card. Average Read/Write Raw performance for 4 SSDs is very low around 430 MB/s (Expected 2 GB/s).I am having Intel Core i3 with quad cores and 4 GB RAM. ...
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155 views

SAS and SATA together in a RAID

I have to build a new server with SAS drives for RAID 10. However, I have 2TBs of storage on 2x1TB SATA drives. Would it be possible to still plugin 2 SATA drives even if I run a hardware raid 10 ...
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927 views

Has anyone encountered this error? read error on /dev/sdc - cannot read sector 0?

/dev/sdc: read failed after 0 of 1024 at 0: Input/output error /dev/sdc: read failed after 0 of 1024 at 2499819012096: Input/output error /dev/sdc: read failed after 0 of 1024 at 2499819130880: ...
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1answer
595 views

How to install several hard-drives to Tyan S7025 motherboard

First of all, the disclaimer: I do not know much about computers. CONTEXT In February 2010 I purchased a workstation with a Tyan S7025 motherboard. This motherboard has 6 SATA ports (SATA0 to SATA5) ...
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115 views

What is a SAS disk and what cable does it use?

What kind of Cable shall I use to connect a SAS disk and Intel® Server Board S2600CP4? In the board specification it says: Integrated SAS Ports: 8 What are they? How to use them?
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6k views

Why SAS SSDs are better than SATA SSDs? Or…not really?

I read a lot about the differences between Serial ATA, Serial-Attached SCSI and Near-Line SAS. I understood that SATA drives are mainly used in client computers, enterprise archive storage arrays, ...
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651 views

Can Windows and SAS be installed inside virtual box of Ubuntu and on an external USB hard drive?

Does it work if Windows is installed inside virtual box of Ubuntu and on an external USB hard drive? My laptop is Lenovo T400. I am using Ubuntu 12.04, and would like to install SAS 9.3 (its system ...
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5k views

How do I interpret SMART data for SAS disks?

I am in the process of replacing some failing SATA disks with new SAS disks. The raid array that one of the failing disks is part of is in the process of resilvering. As that progresses, I can see ...
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7k views

SCSI LSI Logic vs SAS

I read that LSI SAS offers better performance than traditional SCSI. While creating a virtual machine in Vmware, i have options to select either Bus Logic, LSI Logic or LSI Logic SAS. However, LSI ...
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445 views

SAS Drive to Motherboard Connector

So I ordered a motherboard and a hard disk. Upon their arrival I noticed that there are no cables to connect the SAS drive to the motherboard. What cables do I need? (The motherboard supports SAS ...
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1answer
274 views

Hybrid Storage Setup on “normal” hardware

I am rebuilding my workstation to install Windows Server 2012, up from 2008 R2, and I am looking at the storage subsystem as a place of change... The current setup is as follows Boot: 2 10k RPM ...
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2k views

Mixing SATA and SAS drives on same controller

I have a desktop at home with both SAS and SATA ports. (The SAS ports are supplied by a 3ware 9750 card). Currently I have 5 SATA drives connected to these. One small SSD to boot from and four larger ...
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313 views

Swapping RAID sets in and out of the same controller

This is a really simple question, and the answer is probably encoded in various wikipedia articles, however my question is reasonably specific, and I need a bulletproof answer! I'm not sure if my ...
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4k views

Why aren't my SATA drives being detected by my LSI 1068E Dell SAS6/ir HBA card?

Context: I have a Dell SAS6/ir HBA card (pciex8), and several SATA drives. I have two SFF-8484 to 4x SATA cables, which fit correctly onto the HBA (but were purchased separately, new). The manual for ...
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CentOS - Add additional hard drive raid arrays on Dell Perc 5/i card

We have a Dell Poweredge 2900 system with Dell Perc 5/i card and 4 SAS hard drives attached, with NTFS partitions on them. We installed CentOS on one raid array on this controller with a different ...
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1k views

USB 3.0 to SAS; seems slow to me. Is it?

I've been transferring about 5TB from a USB 3.0 enclosure with built in hardware RAID running 4x SATA III drives. The destination is an external SAS enclosure (7x SATA II) with 2x SAS cables connected ...
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3k views

Is there an adapter to attach a SAS hard drive to a motherboard with SATA ports?

I have a couple SAS hard drives (from a SAN box) which I would like to put in my desktop. I know that SAS->SATA is possible (SATA->SAS isn't) but I'm not sure if I need some sort of controller ...
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1answer
85 views

Installing RAID card, does it matter which of the two ports I use first?

I am installing a HP P410 RRAID controller onto a HP Proliant DL320 G6. The card has two SAS ports, but I only need one. Does it matter which of the two ports I use? There is no indication on the card ...
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What's the difference between the Adaptec Hybrid RAID and MaxCache Using SSDs? [closed]

From this line of controllers http://www.adaptec.com/en-us/products/controllers/hardware/ Explained further here http://www.adaptec.com/nr/pdfs/product_overview.pdf My interpretation is as ...
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1answer
854 views

Can Adaptec's MaxCache and/or LSI's CacheCade SSD Caching solutions be set up from the BIOS alone?

Context: I'm speccing out a server for work, and one of the requirements is that it will have a bunch of SATA HDDs RAID 5-ed together. We need some sort of SSD caching solution for high performance, ...
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1answer
187 views

How to use a SAS Expander

I would like to hookup my mother board to the backplane. Th backplane requires 5 minSAS connectors, for a total of 20 hard disks. My motherboard only supports 2 miniSAS connectors, for a total of 8 ...
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1answer
223 views

SAS or SATA-> Does SAS offer better random IO over SATA?

I am pondering a difficult question. Should I choose SAS or SATA? I ask, because I building an IO intensive application, and would like to know if the benefits of SAS outweigh those of SATA (enough to ...
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1k views

Determining if motherboard has SAS compatibility and SAS software RAID compatibility?

What specs are you supposed to look for in a motherboard to determine if it has SAS compatibility and SAS software RAID compatibility built into it? I'm looking under the details of this: ...
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6answers
12k views

Is it possible to run a program through FTP prompt?

I'm relatively new to Unix or shell scripting (a total novice to speak the truth), here is the deal: I have BI software that runs on a remote UNIX server. Through SAS client on Windows i run some ...
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152 views

How can I combine similar rows in SAS?

I have data in SAS like this: Role Answer A - A Diabetes B - B Diabetes B ...
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302 views

Where can I find a HOWTO for SAS connectors, cables and expanders?

I'm building some data storage machines and want to use SAS disks. The backplane I've choosen has some iPass connectors (SFF-8087) channeling up to 4 HDDs. There are 6 of these channels. The problem ...
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1answer
233 views

Intel SASWT4I SAS/SATA Controller

I want to assemble a cheap storage sytem based on the Norco RPC-4020 Case. When searching for controllers I found this one: Intel® RAID Controller SASWT4I This is a quote form the Spec Sheet: ...
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141 views

Running out of space on a SAS-based workstation

first question on superuser - pls excuse if asked elsewhere. I have a Dell Precision 690 with one 73GB (15000RPM) SAS drive in it. Running Windows 7 (x64) with a bunch of apps means it is running ...
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7k views

Performance SAS vs SSD

When it comes to speed of development, a very important thing is your hardware. I need suggestions to help me choose between hard drives. What is the best solution?
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506 views

SAS instead of SATA 2 for my hard drives?

I am building a new system soon, I will have multiple 1-2tb hard drives for storage in it. I only have experience uasing the sataII drives but I saw somewhere that I should be using something like ...
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1k views

Can I use a SCSI Ultra 320 drive instead of SAS

I have a bricked SCSI hard drive that I need to replace. It has a SAS interface Model ST373455SS Can I replace it with this one Model ST373455LC that has an Ultra320 interface?
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181 views

Sas(not mini) to Sata cable

I've been thinking of getting a Dell SAS card to use in a server and I understand that normal SATA drivers are usable. Seeing that these Dell cards don't have mini-SAS, what sort of cable do I need to ...
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372 views

“Raid 0 SAS” versus “2nd generation SSD”

i was planning to buy a SAS system made of two 15k RPM disks in Raid 0 configuration to give a boost to my s.o. and my apps... but after i saw that article on Coding Horror, i've started to thinking ...
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How can I convert SAS data files into something simple like CSV data?

There are gov't data files: http://www.cdc.gov/EpiInfo/ Available in this weird SAS format. How can I convert them into XML/CSV, something much simpler that can be read by scripts/etc.???
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What is the max length for eSata and/or mini-SAS cables?

Does anybody know what is the maximum acceptable length for eSATA cables, and for mini-SAS cables? I'm looking into buying a RAID enclosure but I'd like to be able to keep it in a different room than ...