Serial ATA (SATA or Serial Advanced Technology Attachment) is a computer bus interface for connecting host bus adapters to mass storage devices such as hard disk drives and optical drives. Serial ATA was designed to replace the older ATA (AT Attachment) standard (also known as EIDE), offering many ...

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3
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4answers
3k views

HP D2700 enclosure and SSDs. Will any SSD work?

I've got an HP D2700 enclosure that I'm looking to shove some 2.5" SSD drives in. Looking at the prices of HP's SSD drives vs something like an Intel 710 and even something less 'enterprisey', there's ...
1
vote
1answer
824 views

Is current SATA 6 gb/s equipment simply unreliable?

I have a 45-disk array of Seagate Barracuda 3 TB ST3000DM001 (yes these are desktop drives I'm aware of that) in a Supermicro sc847 JBOD, connected via LSI 9285. I have found a solution for the ...
-2
votes
2answers
834 views

How to connect SCA-2 to SATA? [closed]

I have SCA-2 hard drive with connector like this: http://www.ivoryegg.com/imagesNew/150000/154608--659238-7378.jpg It's possible to connect it to motherboard with SATA? Thanks!
0
votes
1answer
505 views

Difference between LSI SAS3081E-R vs. LSI SAS3081E-S SAS/ATA HBAs

I'm trying to figure out if there are any differences between the "R" vs. the "S" of this SAS controller. As far as I can tell, the "S" is a Sun Microsystems re-branded version. I can't find much ...
0
votes
2answers
131 views

RAID 1, mixed size drives?

Hi I have a couple of windows systems that I wanted to install RAID 1 onto, I have purchased PCI express controller cards and extra drives, but here I made a mistake, one PC has an existing 3.5" 160Gb ...
10
votes
4answers
2k views

Any experience with SATA SAS Interposer Cards?

Driven by the current price difference between SATA and SAS disks on one side and the potentially bad behaviour of SATA disks in bigger storage arrays on the other side, I have found so-called ...
3
votes
1answer
714 views

Can I mix SAS and SATA2 drives on one controller?

I've read here that I can't mix SAS and SATA2 drives on the same controller - is that really true? I understand I shouldn't mix on the same channel, but the same card!? For example, when I plug my ...
2
votes
2answers
995 views

How to access to install/check software on a ESXi 5 to view system hardware

I have the following: 2 x DL585 G1 (8 cores) with built in Smart Array 5i (4 x 74GB SCSI in Raid 5) I installed VMware ESXi 5 and got it all working :) When I boot my server up, it states the ...
-1
votes
3answers
795 views

Dell R510 backplane/LSI RAID card

I've been tasked to price up and order a new server. My plans are for a Dell Poweredge R510 with the 8 HDD option, an LSI 9265-8i RAID card, two Dell 600GB 15k 3.5" SAS drives in RAID 1, and six Intel ...
3
votes
1answer
307 views

SSD in early 2008 Xserve Apple Drive Module

Pretty much the title: it possible to use a modern, 2.5″ SSD in an Apple Drive Module on a early 2008 Xserve? This would be replacing a 15k RPM SAS drive, and in most places I've looked that HDD is ...
-1
votes
1answer
197 views

Database server is better to have SAS than SATA, also preferable RAID1?

I want to know if it's better to hast DB server by SAS hard disk than SATA hard disk? And it's also better to use RAID1. I don't know much about RAID. If the server is RAID6 default. Can I change ...
1
vote
1answer
77 views

Apple tower Server internal SATA to external eSATA - good or bad idea? [closed]

I am running out of available ports on an Apple server. I would like to attach 4 external eSATA devices to the currently open internal SATA connections (2 open hard drive bays and 2 SATA allocated for ...
1
vote
1answer
229 views

How to connect drive array to redundant motherboards?

How should one connect a small storage array, four 3TB SATA drives for now, to two motherboards or controllers as a failover system? This means avoiding adding another single point of failure such as ...
0
votes
1answer
225 views

Dedicated server - do SAS disks make a noticeable difference? [duplicate]

Possible Duplicate: What are the merits of SAS vs SATA drives? I am running a linux centos dedicated server. Basic specs are a Intel Dual Core Xeon X3065with 2GB ram and 2 x 160GB Sata ...
1
vote
1answer
249 views

Connecting 8 x 500GB SATA drives to HP Smart Array P800 controller on 2 external mini ports

I have already 8 drives hooked up the the P800 RAID controller internally. I would like to attach 8 more SATA drives externally. I looked in the documentation but the only thing mentioned for the ...
3
votes
1answer
402 views

Installed 2TB disk in ubuntu server, dmesg reports it as 9444732965540666 MB

I've have an ageing Linux server running on Dell PowerEdge hardware, with a SAS 5IR RAID controller. It has a pair of SAS 146Gb disks in a RAID 1 configuration that has the OS and other software. I ...
0
votes
1answer
220 views

configuration for max read throughput on ssd: pcie vs sata vs raid

I'm looking to configure a storage setup, using ssd's, that will deliver the fastest read throughput on large (2+ GB) files on a 24 core (12 physical core) system. The data is static for the most ...
0
votes
1answer
165 views

Mirrored HDD on Windows 2000 Server become invalid on Windows 7 [closed]

I have a situation: I had two SATA HDD, on mirror (soft mirrow by Windows), on Windows 2000 Advanced Server x86 then I remove it, throw away the server and keep the disk. Now I want some data on ...
7
votes
3answers
1k views

“zpool replace” hangs and locks up the pool

Given my four disk RAIDZ1, one disk has become physically noisy, not producing errors yet, but not sounding healthy either. So I've chosen to pre-emptively replace it. I have done: zpool offline ...
1
vote
2answers
216 views

SATA RAID or SCSI RAID Old IBM Server

Need your help on this one. One of my SCSI HD failed in RAID 1, thinking about replacing it, but can no longer find 73gb drive on the market (only used available). Option 1: Clone remaining SCSI HD ...
2
votes
3answers
2k views

So you really can push a SATA2 disk into a SAS backplane?

There's only one SAS, right? Serial attached SCSI? The female connectors: SATA2 looks like: ------------| |------- And SAS looks : ------------+-+------- For me, the SATA2 male connector looks ...
0
votes
2answers
152 views

Windows Server making hard disk accessible after moving to a new installation

I have a serial ata disk running windows server 2003 in an old setup and now our company wanted to upgrade the system. We got a new computer and I transfer the hard disk from one setup to the other. ...
0
votes
1answer
357 views

How can I locally analyze SMART logs from a server?

I have Ubuntu 10.04 server running on a desktop at home. I rebooted, and the machine was unreachable after 10 minutes or so. At this point I should have connected a console (monitor using VGA cable). ...
6
votes
4answers
428 views

Best performance: 1tb vs larger drives in app using only sequential read/writes

I have a custom app that is multi-threaded; each thread runs on its own logical core (the workstation is a dual xeon, with 12 physical and 24 logical cores). So there are 24 threads running ...
0
votes
2answers
492 views

Rule of thumb: SATA for storage & serving static content, SSD/SAS for databases?

The question says it all. But, is it true? Can someone explain what's the differentiating factor here (how one type of disk is better than another for a specific purpose)? (FYI, I've tried searching, ...
-1
votes
1answer
722 views

Need advice on which PCI SATA Controller Card to Purchase [closed]

I have a major issue with the build of a machine I am trying to get up and running. My goal is to create a file server that will service the needs of my software development, personal media storage ...
0
votes
1answer
167 views

PCI SATA Controller Card Locking Up at Boot

So I have the following setup - ASUS M2N4-SLI Motherboard with AMD Chip of some kind with 4 GB Dims 2 CD/DVD ROM Drives 1 320 GB SATA Drive containing the CentOS Operating System and 2 250 GB SATA ...
59
votes
8answers
5k views

How can a single disk in a hardware SATA RAID-10 array bring the entire array to a screeching halt?

Prelude: I'm a code-monkey that's increasingly taken on SysAdmin duties for my small company. My code is our product, and increasingly we provide the same app as SaaS. About 18 months ago I moved ...
1
vote
3answers
744 views

SATA Raid 10 vs SAS Raid 1

I need to setup a small dedi for a few VPS. Obviously the more IO, the merrier. Given these condition, what would you choose? 2 SAS 15k disks in Raid1, or 4 SATA 7.2k in raid 10? Would the answer ...
1
vote
1answer
90 views

What speed are the internal drives in a PowerEdge R515

Not much obvious information on the net on this one - in fact, it was a surprise to me that the 12-bay R515 even had internal 2.5" cabled drives. We're considering sticking in a couple of high-speed ...
2
votes
2answers
546 views

SAS drive to SAS/SATA backplane then SATA cables to SAS/SATA RAID card?

I just got a Supermicro chasis: http://www.newegg.com/Product/Product.aspx?Item=N82E16816101241 That has a backplane that supports SAS and SATA drives but the backplane has SATA ports to be ...
0
votes
2answers
516 views

1 TB SATA HDD on a Dell Poweredge sc1420?

Can anyone tell me if I can use an standard 1 TB SATA HDD on a Dell Poweredge SC1420? Let's say this one: http://www.compusa.com/applications/SearchTools/item-details.asp?EdpNo=61389&CatId=2459 ...
1
vote
1answer
434 views

Replacing a PERC S300

The PERC S300 card that came with our Dell PowerEdge T110 servers is Windows only (see here). As a result, we're looking for an alternative that works under Linux. We had planned to use software RAID ...
3
votes
1answer
230 views

“Transparent” SATA RAID Controllers [closed]

I'm looking for a true hardware SATA RAID controller that can do levels 0, 1, and 5 and is, for a lack of a better term, "transparent" to the OS in that it requires no software drivers whatsoever. ...
1
vote
1answer
827 views

How to enable SATA in Centos 5?

I have a centos 5 linux box which is currently running off an IDE drive. I want to install a couple of SATA drives as backup drives for now. I have googled that there can be complications with SATA ...
5
votes
3answers
434 views

RAID - Multiple drives on one channel

I plan on building my first real RAID server soon. My idea is to have 8 to 12 hard drivers in RAID 5 or 50. It will serve as a storage server. I would prefer to have real hardware RAID. When looking ...
4
votes
6answers
3k views

Use of 2.5" Laptop Drives in a Server?

We're acquiring several 1U servers with (8) 2.5" drive slots. Although we can use either SATA or SAS, there is a large price variance as soon as you order 16 or 24 of these drives, so we are looking ...
5
votes
5answers
7k views

SAS or SATA for 3 TB drives?

We are looking to purchase new 3 TB enterprise-grade drives and can buy either SAS or SATA models. AFAIK, SAS generally gives better performance than SATA, but searching for benchmarks I found ...
13
votes
4answers
11k views

Anyone seen a meaningful SAS vs SATA comparison/benchmark?

I hear lots about SATA being slower than SAS but I've only found 1 decent benchmark. http://blog.whitesites.com/SAS-RAID-0-VS-SCSI-RAID-0-VS-SATA-Benchmarks__633689244191943184_blog.htm In this, SAS ...
0
votes
1answer
316 views

What can I do about the 2 SATA harddrives no longer showing up even in BIOS?

I've been trying to setup Ubuntu but have been running into countless issues. Both the 500GB drives has now become undetectable and don't even show up in BIOS. I've detailed below the process I've ...
1
vote
1answer
191 views

PERC 6i With external Enclosure Raid Questions

Okay so I am buying some used hardware on ebay and found a few poweredge servers for a good price. These servers come with a PERC 6i card and 4x 146gb internal SAS drives. I want to purchase a 8 Bay ...
2
votes
2answers
3k views

How do I power SATA drives in my DELL poweredge 2850?

I have a Dell 2850 which I've been fairly happy with. It runs RAID 5 to 6 Hot-swap SCSI drives, but I'd like to add some cheap storage. So I bought an Intel PCI-X SATA raid card and tried to install ...
1
vote
1answer
540 views

Can I move a single disk from one esxi to another esxi server?

I can't seem to find an answer on google...perhaps I am using the wrong query..... I have an ESXi test system that is in production and is using a single SATA disk for the VM's datastore. I would ...
0
votes
1answer
876 views

ESXi onboard SATA passthrough Solaris vm cannot see disks

Usings an Asus Z8NA-D6, Xeon 5200... I believe they're on the HCL. Attempting something similar to this: http://www.napp-it.org/doc/downloads/all-in-one.pdf ESXi 4.1 U1 as hypervisor Hypervisor ...
2
votes
2answers
2k views

Smart Array P410 RAID controller fails creating logical disk with 2x1TB WD drives

I'm trying to build a new box with an Intel DQ670W Motherboard (8GB RAM + i5/2500) an HP SmartArray P410/512 RAID controller (with battery) 2x WD10EALX 1TB SATA drives I'm falling at (almost) the ...
1
vote
1answer
2k views

Can I connect a SATA III drive to a SAS controller and get the SATA III performance?

Can I connect a SATA III drive to a SAS controller and get the SATA III performance? Will I see slower performance from the SATA III drive by using a SAS controller than a SATA III controller?
5
votes
2answers
531 views

Nearline SAS on SATA controllers

I know that SAS drives cannot operate on a SATA controller. I know that SATA drives can operate on a SAS controller. But can Near-Line SAS drives, being SATA drives with a SAS controller, be used on ...
2
votes
2answers
593 views

Disable ESXi passthrough on SATA controller

I have a newly built ESXi server with two SSD's hooked up to the motherboard primary SATA controller. Everything was working until I made the mistake of enabling passthrough on that SATA controller. ...
1
vote
1answer
758 views

Raid Ready Hard Drive vs Standard Hard drives

What is the difference between normal data hard drives and Raid Ready Hard Drives? I am planning to build a server with 6x2TB hard drives and i have been quoted raid ready Hard drives nearly at 250$ ...
0
votes
1answer
924 views

detect specific device is USB / SATA apart from dmesg output

Suppose in a linux machine you have both SATA and USB devices present, and if they are all detected properly, how do you know whether a specific device(sda1/ sdb1) is USB device OR SATA device. Note: ...