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Questions tagged [scsi]

Small Computer System Interface (SCSI) is a set of standards for physically connecting and transferring data between computers and peripheral devices.

The physical SCSI interfaces - originally used to attach peripherals like disks, scanners and tape drives - have mostly been superseded by and .

The SCSI command set that was originally defined for (parallel) SCSI buses has been carried forward with minimal change for use with , , Serial Attached SCSI , and other transport layers.

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win server 2003 crashed 8-(

All of a sudden Win 2003 server crashed on PowerEdge 2003. All the drives are SCSI based. I can't the access them anymore... What would be the best way to recover the files? I opened the server. There are no IDE drives on motherboard, but four 36gb…
jat
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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 SCSI drives which is not a very cheap option for a…
user57779
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Multiple RAID arrays in x346

I have an x346 server with 3 x RAID 5 73GB U320 HDD's running ESXi with 2 VM's on it. 1 VM is an exchange server running IIS and SQL2008. The other is an applications VM running IIS. I have another 3 x 36GB U320 HDD's and want to put these into the…
Darbio
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What is normal SCSI error handling process (scsi_eh_3) CPU time usage?

Last week I got setup with a new dedicated server that is running 4x SCSI drives in RAID 10 on CentOS. The machine is pretty lightly loaded at the moment and has been running for 8 days. The process 'scsi_eh_3' has a CPU time of 13:09.67 in top.…
Kris Jordan
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linux need to discover local sata mirror before hba attached scsi

(none of the machines mentioned are in production) Hello, I'm trying to install Centos 5.4, which wants to put the boot loader on either the boot sector of the boot drive (a local SATA mirror, recognized second as sdb) or the mba of a hba-attached…
Ryan
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Server drives: 2.5" SCSI less reliable than 3.5"?

Just had an HP 2.5" 146GB SAS 10k drive fail on a RAID5 array after about 2.5 years. It made me wonder if this was a fluke or an indication that 2.5" drives are less reliable than 3.5" SAS drives. I've had many 3.5" SAS drives running for many…
Bill
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Adding extra storage space to Dell PowerEdge 2900 SQL server

Can a 300GB 15K RPM SAS (Serial Attached SCSI) Hard Drive work/be configured if i put it in an extra slot on a server that uses a DELL PERC 6/i Integrated RAID Controller?
Daniel
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Remove bunch of disconnected LUNs by shell script (regex issue)

Have a problem with my script, don't want to run same procedure 200 times with changing LUN number. Remove the multipath device from ALL paths to the LUN, run echo 1 > /sys/bus/scsi/devices/${H:B:T:L}/delete (Where H = host:B = bus:T = target:L =…
flexman
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write back cache on network scsi disks

I have a machine in the cloud which has a persistent disk. For the host, it appears as a SCSI disk. I see the following seting: $ cat /sys/block/sda/device/scsi_disk/0\:0\:1\:0/cache_type write back What does this mean? Does it mean that on this…
MK.
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Bacula tape library and SCSI device kernel NULL pointer

I was trying to run a bacula restore, but it complained about remote-sd communication. Turned out bacula-seed was not running on host machine. Service was started, but the issue still persisted. That's why I tried to test the tape library by running…
assalt
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ddrescue a non-solaris disk gets I/O error

I am trying to get a disk image of a SCSI disk using ddrescue on Solaris10 (Sparc). The disk is non-solaris, and ddrescue gets an immediate I/O error (as does dd). I used format to label the disk as Solaris, and now ddrescue reads it fine. Is…
rleir
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Can I use IBM 5702 SCSI controller in a PC?

I found an old IBM made SCSI controller type 5702 (PN 97P3359) in the "stuff stored just in case instead of throwing it away" storage. I happen to need connecting an Ultra320 SCSI disk and make backup of its data, I'm not going to use it in the long…
LetMeSOThat4U
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Debian SAS Not Attaching As SD device (another does)

I have an x4100 with 4 drive slots 3 drives are part of the RAID 1E. On the RAID Array I have installed Debian. I am using the 4th slot for accessing file storage drives. The HP 600GB drive attaches successfully as an sd device. The HITACHI 146GB…
Dorothy
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Ultra320 SCSI RAID card can this do tape drives

I have the following SCSI card: Adaptec ASR-2200S 64-bit/66MHz Ultra320 SCSI RAID controller http://www.scsi4me.com/adaptec-asr-2200s-64-bit-66mhz-ultra320-scsi-raid-controller.html It talks about all the raid modes and whatnot, Number of devices Up…
Heco
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Can an internal SCSI cable be terminated in the middle?

I have an internal 68-pin SCSI cable with space for 5 devices. The cable is damaged between the 3rd and 4th space and prevents the drive in the 1st space (the only drive) from functioning. In most cases, I would just replace the cable. But the…
directedition
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