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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2
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1answer
113 views

how to unlock a ssd disk with hdparm?

I have a SSD disk with password protection, but the password lost long time ago... so I tried to earse the ATA security with "hdparm" command. with "hdparm -I", the disk information looks ...
1
vote
3answers
813 views

Are there different kinds of Mini SAS to 4x SATA reverse breakout cables?

I have an RPC-4224 case that has 24 bays with 6 Mini SAS ports. I needed a cable to break out one of them into 4 SATA ports, so I went down to my local Fry's Electronics and bought one. The cable came ...
14
votes
5answers
7k views

ZFS best practices with hardware RAID

If one happens to have some server-grade hardware at ones disposal, is it ever advisable to run ZFS on top of a hardware-based RAID1 or some such? Should one turn off the hardware-based RAID, and run ...
9
votes
2answers
3k views

Is SATA-2 backwards compatible with SATA-1?

As per the title, are the two versions compatible?
1
vote
0answers
37 views

HD recognized by BIOS but not Linux or GParted

I have an old (2007) Dell Precision Workstation 690 with Ubuntu 12.04. It has 2 mirrored 139G SAS drives for OS and 2 WD Black 2TB data drives that were formatted ext4 and rsynced and had my virtual ...
17
votes
10answers
78k views

How do I make Linux recognize a new SATA /dev/sda drive I hot swapped in without rebooting?

Hot swapping out a failed SATA /dev/sda drive worked fine, but when I went to swap in a new drive, it wasn't recognized: [root@fs-2 ~]# tail -18 /var/log/messages May 5 16:54:35 fs-2 kernel: ata1: ...
1
vote
1answer
37 views

P410i smart array controller SATA drive recommendations of known working models

Background: my company needed some internal, reliable servers for internal data. (we normally use cloud). Being a small company, we have scanty budget, but also flexibility. We picked up a number ...
2
votes
3answers
6k views

Can SAS drives be used with SATA controllers?

Can I buy SAS drives on my SATA Controller? What is the compatibility and restrictions about mixing these?
1
vote
1answer
1k views

hot plug sata to ESXi 5 server

Is it possible to hot plug an eSATA drive to an ESXi 5 server? I'm exploring backup solutions and hoping to hot add a datastore, copy my VM's over, then hotunplug.
0
votes
1answer
44 views

Sata Disk very poor performance

I have a HP MicroServer NL54, stock BIOS, with 4 HDs Seagate Barracuda ST2000DM001 2TB 7200 RPM 64MB Cache. If I run a dd benchmark I get: $ dd if=/dev/zero of=/dev/sdb bs=4K count=4096 4096+0 ...
-1
votes
2answers
2k views

How to replace SCSI with SATA or adapt SCSI to SATA drives

At first, I apologize for my question, but I am complete beginner. My friend gave me an old HP Proliant DL385 server which was replaced in bank, where he works, by newer stuff. Because of privacy, ...
0
votes
1answer
47 views

Is using a PCI-E SATA Controller equivalent to the onboard controller

I have a Windows Server, in which the on-board SATA controller is broken and the machine can not identify any of the connected disks. To overcome the issue I am thinking of buying PCI-E SATA ...
0
votes
2answers
130 views

How to connect a SATA / ESATA / USB 3.0 device over Gigabit Ethernet

I am looking for a way to connect an 5.25 SATA removable drive bay from CRU to our HP Proliant 360 blade server. Unfortunately the server has no support for USB 3.0 and no free PCI slot to upgrade USB ...
5
votes
2answers
804 views

Sata Card for OpenSolaris, no raid needed

can anyone recommend a Sata pci or pci-e card that is compatible with OpenSolaris? Raid isn't necessary as aim is to use ZFS. I ended up getting: - Intel sasuc8i (based on LSI 1068) - Dell 5/i SAS ...
3
votes
1answer
205 views

Mixing SATA speed on hardware RAID

I have a 16 drive hardware RAID array which has 15/16 3 Gb/S SATA drives. On replacing a failing drive I realized the replacement was a 6 GB/S drive (same brand/cache,size though). Is this likely to ...
1
vote
1answer
35 views

3rd party HDDs in Dell Poweredge r805

I have a Dell Poweregde R805 Server that came with two 147GB 10K SAS drives. To stack up the storage on this machine, i purchased two SATA drives (HGST Travelstar Z7K500, 500GB, 7200RPM, SATA III). ...
-2
votes
1answer
48 views

Hp Proliant DL380 G4 Power on without Backplane [closed]

I got an HP ProLiant DL380 G4 for free and want to use it with SATA HDDs as described here: http://serverfault.com/a/516949/290693 But how can i power up the server without the SCSI backplane, because ...
6
votes
2answers
4k views

HP ProLiant DL380 G4 SATA support?

I'm planning to get a second hand HP Proliant DL380 G4 and setup it as storage server, probably using NexentaStor and setup a ZFS system. But now I wonder does DL380 G4 can be convert or support SATA ...
5
votes
2answers
234 views

raid controller data transfer rate

I'm going to buy an 8-port raid controller for which the declared data trasfer rate is "Up to 6Gb/s per port". The declared connectors are "Two mini-SAS SFF8088". The maximum number of supported ...
1
vote
1answer
890 views

HP ProLiant DL180 G6 SSD upgrade (sata 3)?

We've currently got a HP ProLiant DL180 G6 server with a Smart Array P410i raid card, and 8 HDDs running off it. We also just bought a new SATA Intel SSD drive to expand the server, that we're ...
1
vote
1answer
100 views

Difference “SATA style SAS connector” (SFF8482) and SATA

I own a tape drive with a SATA shaped connector on the backside, but the datasheet says it should be connected to SFF8482. I saw, that SFF8482 is usually converted to up to 4x SATA connectors, so my ...
0
votes
1answer
75 views

SATA drivers in Debian squeeze

I have Debian Squeeze installed on a compact flash card in ATA port. I copied the whole system to SATA drive but system holds in initramfs because can't mount root file system. I know that my system ...
12
votes
4answers
1k views

In which order do I plug the SATA power and data cables for hotplug?

I’ve found diverging instructions on the ’net about this. To recap: SATA with the 4-pin Molex (white) power plug is not hot-pluggable, but either the wide connector or the separate (15-pin power and ...
3
votes
1answer
520 views

What is the value/cost of enabling “spread spectrum clocking” on my hard drives?

I'm building up a biggish NAS box (10x WD RE4 2TB SATA RAID10) and ran into some problems. During the course of my research, debugging, investigations, etc, I discovered a jumper on the physical ...
1
vote
1answer
419 views

Can I Use a Normal SSD disk in HP DL380 G6

We have a bunch of DL-380 G6 servers in our company, I want to know whether it is possible to use 2.5" SSD hard drives (with SATA III interface) on these servers or not?
0
votes
1answer
47 views

Large SATA drives in HP ProLiant 585 G5 server?

I have been reading in the manual that the 8, 2.5 hard drive slots use up to 500gb SAS each, for a maximum of 4TB. So my question is, what if I wanted to use one regular 1TB 2.5 sata hard drive in one ...
5
votes
1answer
2k views

scsi and ata entries for same hard drive under /dev/disk/by-id

I am trying to set up a ZFS pool using 4 bare drives which I have attached to my Ubuntu system via a SATA hot swap backplane. These are Hitachi SATA drives. When I list the contents of ...
1
vote
3answers
576 views

Very irregular disk write performance and repeated SATA timeouts [closed]

I have a new 8TB Seagate Archive disk in one of my machines (Ubuntu 14.04.2, Kernel 3.19 from git.freedesktop.org, MSI 7817, Haswell chipset, i5-4570 CPU) and there are multiple issues with this disk. ...
0
votes
0answers
70 views

How do you figure out why a drive is dropping out on a Marvell Raid Controller?

I just got a Marvell SATA Raid controller for my Dell T-410 (the existing Raid card was full 0+1); trying to use it with 2 drives in Raid-1, but one of the drives keeps falling out. The log shows ...
1
vote
2answers
53 views

mdadm array keeps losing disks on separate SATA controller

My Ubuntu Linux server has an mdadm array (RAID 5) with four 2TB SATA disks that keeps "loosing" two disks from time to time. Rebooting and re-assembling the arrays has worked out fine up until now. ...
0
votes
0answers
66 views

BladeCenter S SATA disk compatibility

We have a BladeCenter S with a 6 bay storage array. A SAS Connectivity module (39Y9192) is installed as well as a SAS expansion card (39Y9187) in each blade (HS21). The SAS connectivity module is ...
0
votes
2answers
52 views

What types of workloads require SAS disks compared to SATA?

I am looking to outfit my new server (new to me) with larger capacity disks. The server right now has 4 SAS 146GB disks in it. My original thought was to just buy larger SAS disks and replace or add ...
0
votes
1answer
688 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 ...
134
votes
6answers
17k views

Are SSD drives as reliable as mechanical drives (2013)?

SSD drives have been around for several years now. But the issue of reliability still comes up. I guess this is a follow up from this question posted 4 years ago, and last updated in 2011. It's now ...
1
vote
2answers
2k views

Data Recovery on faulty sata drive that is not being properly detected in Windows

My computer is configured with two sata HDDs. The primary one crashed the other day and now I am trying to recover the data that is on it. I've plugged the faulty HDD into a machine where the primary ...
0
votes
2answers
3k views

Dell PowerEdge 1800 Hangs at boot after Dell PERC 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 ...
2
votes
1answer
578 views

ZFS: SAS v SATA - does it matter?

I understand from NEC's white paper, Silent data corruption in disk arrays, that: some SAS drives should have a "T10-DIF" feature to detect silent data corruption; whereas "There is no standard for ...
-1
votes
1answer
268 views

HP DL360 G5 and using 3.5" sata drives OR USB [closed]

I have a HP DL360 G5 (1x 4core CPU, 4gb Ram, 4x 36gb SAS Hdd's) I am looking for some advice. This server is just for home use to run some VM's with ESXI 5.1 for my home network and some testing of ...
2
votes
1answer
304 views

HP SATA Hot Plug Activity Light & B120i Array Controller

The activity rings on both of my hot plug drives rotates continuous (they are in RAID 1 configuration). The drive status on both is solid green. Is this normal? The iotop command is showing no ...
0
votes
3answers
168 views

Attaching SATA device disturbs boot order

I'm running a Supermicro X7DCA board in a NAS server. Whenever I plug in a sata disk the boot sequence goes out of order. This is a problem, because it is running headless. I've had this problem ...
1
vote
1answer
269 views

Plextor SSDs don't work reliably in HP DL380p Gen8 servers

We recently purchased a few HP 380p G8 servers to add some VM capacity, and decided to add a pool of SSDs to our standard build, to create a "fast" RAID 1+0 array for some of our VMs that have higher ...
1
vote
1answer
1k views

ProLiant DL380p not recognising HP hard drives on boot

I have two ProLiant DL380p rack mounted small factor servers. I have installed the following drives onto both servers: 1x 240GB SSD drive (Crucial NOT HP branded) 2.5" SATA 7.2k rpm 1TB ...
6
votes
1answer
895 views

How do you connect more than 4 drives to a LSI 9361-4i MegaRAID controller?

I’m fairly new to proper hardware RAID having only used it in pre-built server machines before, but on the recommendation of some friends who work for datacentres I’ve bought an LSI 9361-4i MegaRAID ...
1
vote
1answer
2k views

Server 2012 R2 - Locked HD

HP Proliant Microserver Gen8; Server 2012 R2; Three 1TB SATA Harddrives, two arrays: 1 Raid 0 OS drive, 2 Raid 1 Data drives "The drive where Windows is installed is locked. Unlock the drive and try ...
2
votes
2answers
1k 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. ...
0
votes
2answers
23 views

SATA Drive order for unknown Ubuntu Distro with multiple partitions

We have a server that was being decommissioned and it was thought that all the data and services had been migrated to new systems. Instructions to our tech was to remove drives and prepare the system ...
1
vote
1answer
52 views

Optimize unused space in RAID5 due to bigger HDD in spare parts change

I have started with 3x250 GB SATA array, but the old HDDs failed one by one and when the spare parts came they where bigger disk inside and I recently ended up with 3 HDDs of 500 GB. I see ...
-7
votes
1answer
122 views

What is a Fibre Channel disk? [closed]

Our NetAPP SAN uses something called "Fibre Channel" disks. What are Fibre Channel disks, and does this mean that I can't replace them with a NetApp SATA or SAS disk?
1
vote
2answers
3k views

Switch SATA disks in DELL PowerEdge R410

I need a 1U rackserver for hosting a website running on Windows Server and MS SQL. I plan to have a SSD drive for the system and SQL database and a large 1-2 TB standard SATA HDD for a lot of ...
1
vote
2answers
1k views

Dell PE 2950 PERC 6/i Controller. How to add 2TB local SATA as a Raw Disk Mapping to ESXi 5.1 VM

Dell PE 2950, PERC 6/i Controller. - ESXi 5.1 installed/Boot from USB drive. 2 x 1 TB SAS drives in RAID 1 - Datastore1.1x 2TB SATA drive set as RAID 0. We wish to host all our VMs from Datastore1 ...