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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SAS vs SATA vs SSD: How to measure performance difference between SATA and SAS?

SAS drives can address multiple IO operations from a single platter revolution if the data happens to be where the head is already positioned. How can you measure whether this actually makes a ...
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Making SATA disk write cache safe

Supposedly (see, e.g., a question about it here), with NCQ enabled drives, the drive write cache is supposed to be safe, as in it doesn't like to the OS about data being committed to the platters when ...
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796 views

Does the PERC 5/i Integrated controller support SATA II/III?

I have a refurb 2950 with a PERC 5/i Integrated controller. Currently, there are 4x 3.5" SAS drives in use, with two slots available. I want to add two SSDs (using a 3.5" ICY dock) in RAID1 in the ...
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IBM ServeRAID M5015 how do I view info from Ubuntu?

I have an IBM x3620 M3 server that has root@web26:~# lshw -short /0/100/9/0 scsi4 storage LSI MegaSAS 9260 /0/100/9/0/2.0.0 /dev/sda disk 1990GB ServeRAID M5015 hardware raid controller. How do I ...
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1answer
216 views

Questions about fault indicators and SAS controller in home-built NAS

For info, I'm looking at building a NAS and have explored various 4U rack-mount chassis that support 24 drives. I plan to use SATA not SAS drives and ZFS on either FreeNAS or Nexenta as the OS. As ...
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1answer
174 views

Your experience with JBOD “raw” SATA setup

I need a cheap setup to store historic snapshots of a dataset in the 100-200GB range. These will see little use, but need to be kept online for some time (shared by Samba). The box housing the dataset ...
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2answers
2k views

Dell PowerEdge 1800 Hangs at boot after Dell Cerc Sata RAID Controller Successfully POSTs

Server crashed one night. I rebooted, now it hangs just after the SATA RAID Controller successfully POSTs. This unit has a RAID 5 array, but I haven't pulled a recent enough backup of the data on it ...
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2answers
458 views

HDD-Errors while building Software-RAID5

I want to build up my new NAS with CentOS 6 or Scientific Linux 6, but I am not able to build the RAID5. I created a new RAID-device using mdadm, but after some hours of work, mdadm marked one or two ...
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4answers
369 views

Please recommend an 8 port SATA card (No RAID) [closed]

I'm increasing storage on a system and have run out of SATA ports. Can anyone recommend a 8 port SATA card (No RAID) which supports up to 2TB hard drives. Thank you.
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2k views

Solaris: detect hotswap SATA disk insert

What's the method used on Solaris to get the system to rescan for new disks that have been hot-plugged on a SATA controller? I've got an HP X1600 NAS which had 9 drives configred in a ZFS pool. I've ...
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1answer
532 views

Install SAS/SATA backplane in Dell PowerVault 220S

Is the backplane of a Dell PowerVault 220S svc tag 3sdpcb1 (14 drive, 80 pin hot swap scsi) upgradeable to a SAS/SATA backplane & controller card replacement? The unit already seems to be quite ...
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2answers
1k views

SAS vs SSD Performance

Hi does anyone have any input on how a SAS 15k RPM drive would perform compared to a sata based SSD drive, assuming its using the latest verison of sata. These drives would be in a 4 drive raid 10 ...
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4answers
394 views

IDE compatability with SATA image

We had an old CNC machine's hard-drive fail recently. The hard-drive is an old 1275MB IDE (Seagate) and there were defiantly bad sectors on it. I was able to image the contents of the drive onto a ...
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5answers
2k views

Which hard drive corresponds to ata1.00 and ata12.00?

I have an Ubuntu installation which has a lot of hard drives. Two of these drives have hiccups and SMART is reporting errors. However, I cannot figure out how to determine which drive is ata1.00 and ...
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2answers
639 views

SATA SSD in Dell Server

I have a Dell R815 (PDF LINK), which has 6 2.5" bays. I would like to put some Intel X25-E in the spare bays, but have been cautioned that they may not fit since they are SATA and the bays are ...
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1answer
260 views

Are the SATA power connectors on motherboards compatible with both 2.5 & 3.5 drives?

Are the SATA power connectors on motherboards compatible with both 2.5 & 3.5 drives? I want to switch my desktops internal 3.5 in drives to 2.5 in drives. I know that the signal cables are the ...
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Cheapest way to connect 20-24 Sata II HDDs in a budget storage server? [closed]

I need to assemble a high density storage server for as cheap as possible. It's been a while for me and the last systems I integrated didn't even have Sata yet... During my Research I of course ...
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1answer
231 views

Identify SATA hard drive

Very similar question to: Physically Identify the failed hard drive But for Windows 2003 this time. Scenario: Four identical SATA hard drives plugged into motherboard (no RAID controller here) ...
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1answer
456 views

SAN connected through SAS with SATA disk

let's have P2000 G3 with SAS Dual Controller and DL120 G6 with HP SCO3e SAS HBA cards. 1) I know it's bit dumb question, but just to be sure. The array will be filled by SATA disks. Will be the SAS ...
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2answers
792 views

Terrible Performance with SATA Drives on Dell PowerEdge, steps to troubleshoot?

I had asked this question earlier and the question went missing so here it is again. Bought a DELL Poweredge 2950 to use as in-house QA Server. Disk performance is beyond terrible, 1000-4000 ms ...
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0answers
239 views

IBM eServer 326m hard disk(s)

pretty new one on this website (for asking questions at least :) ) I have a problem with an IBM eServer 326m series, regarding the hard-disks. In the datasheet it says that it supports up to 600GB ...
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1answer
1k views

IBM System x3500 M3 refuses to boot from LSI SAS card if blank SATA drive is connected on mainboard

Have an IBM System x3500 M3 that refuses to boot from the IBM branded LSI SAS card if any SATA drive is also connected to the mainboard. The system restarts itself over and over. No error messages. ...
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1answer
1k views

Mystery stack traces in /var/log/messages

I am seeing the following messages in my server's /var/log/messages. They look like stack traces and are not preceded by any narrative (e.g. "such-and-such has gone wrong"). I am almost certain they ...
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2answers
659 views

question about a sata read/write speed

I'm contemplating biting the bullet for an ssd drive in a server, obviously I know it will be MUCH faster than a regular 7200rpm sata2 3gbps drive. The nice thing about ssd's is often they post the ...
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1answer
378 views

Possible to replace HP320G5p harddrive with OEM part?

Can any of you tell me whether it is possible to replace the HP 250GB SATA drive named GB0250EAFJF (the drive has HP branded firmware) with a standard 250 GB SATA drive from the computer parts dealer? ...
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2answers
550 views

What is the Real Maximum Hard Disk Size on Intel Atom D510 System?

I'm interested in an Intel Atom D510 based RAID system. The manufacturer lists the maximum drive limit as 2TB, yet everything I've read says that SATA supports much more than that. Is the 2TB "limit" ...
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1answer
932 views

SATA drive not recognized when installing RHEL 5.1 on PowerEdge R410

Here's my setup: Dell R410 with Perc S100 (software) raid controller on an Intel ICH10R chipset The first problem is that the Perc S100 is only supported on windows. I'm trying to install RHEL 5.1. ...
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2answers
2k views

SATA hard resetting link

Here is my dmesg output: ata2.00: exception Emask 0x0 SAct 0x2 SErr 0x0 action 0x6 frozen ata2.00: cmd 60/48:08:6f:13:3a/00:00:01:00:00/40 tag 1 ncq 36864 in res ...
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0answers
225 views

Western Digital 1TB SATA and PE 860 using SAS 5 Problem Writing to Drives RAID1

I've got a Dell PE 860 that I recently took out of service to re-purpose. I upgraded the memory from 2GB to 8GB, and replaced 2 80GB WD 7200RPM SATA drives with 2 1TB WD 5400RPM SATA drives. Installed ...
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3answers
298 views

Type of Storage for VMware View Implementation

We're doing a virtual desktop pilot and I was wondering what kind of SAN storage is commonly used. I've heard conflicting reports of SAS/SATA disks or even SSD or large read/write cache settings. ...
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2answers
179 views

Few questions about rack servers SCSI and Server Routers

Today i have purchased some second hand Dell Poweredge servers, which i can't wait to get: Dell Poweredge 1850 server Xeon 3Ghz / 1GB RAM Dell PowerEdge 2650 Server Xeon 2.4GHz / 1GB RAM They use ...
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6answers
5k views

find out if disk is IDE or SATA

I need to find out if a disk is IDE or SATA (or anything else, maybe). I know that the device is /dev/sda, so I think it's SATA, but I don't know if I can be sure just by the name. I tried looking at ...
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1answer
414 views

Failing Sata HDD

I think my HDD is fried... Could someone confirm or help me restore it? I was using Hardware RAID 1 Configuration [2 x 160GB SATA HDD] on a CentOS 4 Installation. All of a sudden I started seeing bad ...
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4answers
230 views

Install Ubuntu on USB drive then put back HD inside computer?

I would like to install Ubuntu on a hard drive that is accessed via USB. Then, when all is OK, replace the computer hard disk with that one that was USB-connected. (Computer used for USB ...
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3answers
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SAS vs. Nearline/MDL SAS - What is the difference?

As subject I guess, looking at SAN's and most vendors offer 10k or 15k "proper" SAS drives, many also offer 7.2k MDL/Nearline SAS drives. Does anyone have an authoritative explanation of the ...
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4answers
472 views

how to know that RAID 1 is installed?

recently we have a server crash, so we decided to mount a RAID 1 in our server. so we asked to the hosting, they told us that was needed to reinstall all the system again. so we make it, and now i ...
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5answers
4k views

HP Proliant ML110 G6 as first file server (RAID)?

Bit of a noobie and this will be the 1st server hardware I have purchased. We are a small design studio and I am about to buy our 1st server. I have successfully run Ubuntu on an old PC which has ...
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1answer
3k views

smart Raw_Read_Error_Rate

Need experts opinions. Have disk. Here is smart output of Seagate "Barracuda 7200.10 family": ID# ATTRIBUTE_NAME FLAG VALUE WORST THRESH TYPE UPDATED WHEN_FAILED RAW_VALUE 1 ...
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3answers
540 views

Recommendation for Server 2008 RAID card with port multiplier support

I am currently building a large (20 TB) online data store and my first attempt has gone a bit awry. The use case for this storage is to have a non-backed up repository of data for a set of users to ...
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2answers
1k views

SSD seems dead after wakeup from Windows Sleep, BIOS stalls but doesn't find it anymore

The morning, the following scary scenario happened: I woke up my Windows system Typed in my username and got an error (something like "could not load security xxx", but unsure of exact wording) ...
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1answer
208 views

SATA card with good hotswap ability

I'm building a Win2k8 backup machine with a removable SATA drive enclosure. The idea is that each week someone will pull out a drive and pop another one in. I need this to work without having to ...
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6answers
9k views

Persistent problem with losing SATA harddiscs after weeks/months of uptime

I've got a problem that has been keeping me somewhat busy for about a year. In random intervals, sata harddiscs simply get lost after several unsuccessful hard resets. This is not related with thermal ...
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1answer
145 views

Large SATA hard drive for Intellistation A Pro 6217

I posted this question to the IBM forums, but got no response! I'm hoping someone here will be able to help. I have recently become the lucky new owner of an Intellistation A Pro 6217. I would like ...
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2answers
227 views

sata timeout on webserver

I have a web server. About 100-150 virtual hosts. Just small websites. My first post is here: http://serverfault.com/questions/152855/sata-hdd-errors , but now I have new error on other disk. 1. I ...
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2answers
5k views

SAS to SATA adapter?

Is it possible to have a SAS to SATA. e.g the server has SAS onboard, and I want to use SATA drives instead of the SAS ones (cheaper and easier to source here in Australia). They have cables on this ...
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3answers
249 views

Removable SATA backup drive corruption

Currently we have 2 SATA hard drives housed in removable enclosures (NTFS partitions). Each week the drive is swapped out with the other one after the backup job has completed. The files that are ...
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1answer
1k views

ESXi doesn't show up my hard drive

I have an issue here with my ESXi server from VMware. I added a Dawicontrol "DC4320" Sata Controller to spend my ESXi more space for VMs. I also put some Sata hard drives on it and they are also shown ...
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1answer
75 views

Can I use an EIDE ATA-133 hard drive in a server that uses SATA?

I have an old 160 GB EIDE ATA-133 hard drive, which I would like to use in my Dell PowerEdge T105 server. However, the cables inside the T105 are SATA, which won't connect to the drive. Is there ...
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3answers
4k views

Mapping raw storage devices to VMs in XenServer 5.6?

In VMware ESXi, we can easily present a raw SATA hard drive to a virtual machine through Raw device mapping. Is it possible in the free edition of XenServer 5.6?
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4answers
6k views

SATA hdd errors

I have one server with WDC WD3202ABYS ... There are 100 virtual hosts. Server is working about 5 years and in this time period I have change 4 disks. All with same reason: sata error. The last one: ...