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Questions tagged [sas]

Serial Attached SCSI (SAS) is a computer bus used to move data to and from computer storage devices such as hard drives and tape drives. SAS depends on a point-to-point serial protocol that replaces the parallel SCSI bus technology that first appeared in the mid 1980s in data centers and workstations, and it uses the standard SCSI command set.

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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 modular, with slide-out replaceable scsi…
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Hard Drive Partitions for SAS Drives

We have a Dell server with 3 300GB SAS Drives that are combined as a single drive with two partitions. The partition the OS is on is only 12 GB while the remaining space is on the other partition. We need to resize the 12 GB partition to about…
Peter Lange
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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 connection to the host degraded to SATA performance…
John
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Disk names in Solaris 10 for ZFS: SAS WWN instead of c0t0d0

I currently have a server running Solaris 10u9 with a SAS enclosure (Dell PowerVault MD1000) filled with SATA disks attached to an SAS card (LSI 3801E). It happily recognizes the 15 disks in the MD1000 and presents them each disk in the traditional…
notpeter
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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. Just sits there with a blinking cursor until it…
ane
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Are zero channel SAS RAID controllers using proprietary protocols?

I have SuperMicro server with a dead zero channel SAS raid card, that is the motherboard has two 36 pin multilane SAS connectors. What I can't figure out is: Can I just buy say an IBM ServeRAID 8X card and plug that in instead? The IBM card is half…
Simon
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is it possible to direct connect a client and server with 10GBASE CX4 copper cables?

Server has two 10GBASE-CX4 ports. client has 10GBASE CX4 HBA. can theybe directly connected with a CX4 cable without the need for a switch? like SAS Infiband connectors?
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SAS, RPM, & Bus Speeds

I am working on spec'ing out a new Hyper-V server, and I am running into something that I find confusing--I have the following choices: 146GB 15k RPM, SAS, 3Gbps, 3.5" 146GB 10k RPM, SAS, 6Gbps, 2.5" Why does the 10k drive come only with the lower…
Josh Brower
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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. Requirements: 50 Seats Non persistent Windows XP…
andyhky
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How many servers can connect to a SAS RAID without a SAS switch?

If we buy a Promise VTrak E610sD SAS Raid shelf and daisy-chain Promise VTrak J610sD SAS JBOD shelves to the Raid shelf How many Linux servers with SAS HBA cards can get access to this setup without a SAS switch? Can we setup 2 SAS HBA cards per…
Aleksandr Levchuk
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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) System auto-restarted after cliking OK It didn't boot…
Abel
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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 website ->…
Darbio
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Dell SAS 5/ir - secondary disk update "data will be lost!" - will all data, or just secondary disk?

On a Dell SAS 5/ir RAID controller, I have a RAID 1 array which is Degraded. One drive has failed. Upon replacing this drive the controller doesn't automatically resync the array. There's an option to manually add the new drive to the array, but…
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AOC-S3108L-H8iR SAS Fault LED

The system was working fine when suddenly the drives were no longer available. Upon further inspection I found that the SAS Fault LED was lit on the RAID card and the megaraid software no longer show when booting up the system. The RAID card in use…
ColmanJ
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SAS channel speed and multiple disk setup

I have the following setup and looking for recommendations on the 2 connection options: 1x SAS Controller in HBA mode with 2x SAS Ports 2 SAS cables with 4 SAS connectors each 4x HDs with 6GB/s SAS speed So I could connect all 4 HDs with 1 SAS…
Marc
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