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 ...

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Dell SAS 6ir suddenly can't find boot devices

I have a Dell Poweredge R300 with a Dell SAS 6ir RAID Controller that's worked perfectly for years. It has two 500gb drives configured in RAID 1. We had a long power outage the other day that ...
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1answer
50 views

Four lane SFF-8088 to SFF-8470 cable, 6G/12G

I need a couple of SFF-8088 to SFF-8470 cables and the HP manual says the HP 408771-001 is the right one for me. My hardware dealer has them in stock for about 100$. I browsed a bit and found the HP ...
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3answers
79 views

SAS / SATA max number of connected disks vs performance

I would like to understand following things: When I have a motherboard with SATA 6gb/s and 8 ports, does it mean that every single port is able to provide 6bg/s speed to disk that is connected over ...
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44 views

No disks visible behind SAS Expander

I'm trying to hook up an Infortrend SAS shelf and I have a big issues to get the disks visible. The shelf is connected via a LSI Logic SAS1068E B3 HBA with current IT firmware, and 2 SAS cables. The ...
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1answer
16 views

HP 300GB SAS 2.5" Dual Port HDD

I have been offered a couple of HP 300Gb DUAL Port 2.5" SAS drives will this work in a NON HP system ? My system uses a Adaptec 6405e SAS RAID Controller there is NO mention of DUAL port I'm not ...
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23 views

SAS expander card, not detecting DAS, is this suppose to work?

I have a similar sas expander HSTNM-B017 and when I connect an external DAS unit to it (HP StorageWorkd MSA50) nothing shows up in device manager or disk manager, as if its not connected. do you have ...
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2answers
17 views

SAS-2 6Gbps Maximum Disk Capacity

So I think this should be a simple enough question but my google-fu is not turning up an answer. I am wondering what the maximum size a single physical disk can be under the SAS-2 6Gbps spec. I ...
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1answer
40 views

Active/Active MultiPathIO to two HP d2700s?

Our XenServer 6.5 hosts connect over ethernet to shared SAS storage via a single Linux based HP DL360 G6 "bridge". This single StorageServer bridges ethernet to SAS and shares out via an iSCSI ...
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38 views

HDD Choice - Single Server - 20 Users

A client of mine has 3x 300GB 15k SAS Drives in RAID 5 setup. He needs more storage space, and I'd like to replace them given their current age. I was thinking of replacing them with 3x 1TB 7K SAS ...
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1answer
23 views

Dell cable M246M vs generic mini sas cable

Is there any difference beyond brand between a Dell M246M cable and a generic mini sas-8087 cable? Is it just branding, quality control? Or is there some difference in the actual cables or connectors? ...
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1answer
27 views

Which bandwith can i expect, when i´m running a SATA SSD on a SAS interface?

So, i know this question had been asked before. I consider to buy a SSD for my Server, because i kinda hate the SAS HDDs in there. I thought: If i connect a SSD, which, in fact, handles way more ...
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44 views

IBM x3650 M3 Rackserver - What configuration for VMHost

I need a Server for hosting several virtual machines. I want to run 3-5 Linux systems (mostly Debian) VMs for webserver, database, GitLab, ldap and also a fileserver. I can choose between these two ...
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48 views

mpt2sas failure fills syslog

I have a strange error message in the logs, which started like this: :39:35 host1 kernel: [54674279.243416] mpt2sas0: fault_state(0x2651)! :39:35 host1 kernel: [54674279.243543] mpt2sas0: sending ...
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1answer
82 views

What speed should I expect from an MSA60 attached to an HP p212

I have an HP DL380 G5 with a P212 controller and a 256MB cache card/battery. The P212 is hooked up to an MSA60 enclosure, which for testing, I have populated with 8x 500GB 7.2k SATA disks. I know ...
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67 views

Add a new disk to raid1 on LSI Logic SAS1064E B1 controller

I've a trouble with my (two disks) RAID1 array running on a LSI Logic SAS1064E B1 controller. The array is degraded and one disk isn't detected by the controller. I've tested both disks with a sata to ...
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1answer
105 views

Poor performance with Linux software raid-10

I have a machine with an 8 channel LSI SAS3008 controller chip, and individual drive testing shows I can write to any disk or all disks at between 174 MB/sec and 193 MB/sec with a sustained write ...
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41 views

Does the backplane on an HP server have any impact on the speed of the drives?

I have an HP Proliant DL380 Gen7. The server currently has no drives and is running on the integrated smart array controller. I was looking into replacing the controller with an LSI-9211-8i controller ...
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1answer
41 views

3ware 9650se not recognizing SAS drives, what else should I check? [closed]

The card works fine with SATA Raptors but can't see 2 different models of Cheetah. Drives are fine and have standard fw - visible with LSI 3081ER.
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0answers
56 views

Expanding JBOD with SAS extenders

My project is expanding 24-HDD ZFS box by adding 45-drive box with option to add another 45-drive box later (all are JBODs). Host box (24 HDDs) is Supermicro with single port expander backplane and ...
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1answer
79 views

HP DL385 G7, HP LTO 6 drive + P431 controller + 2012R2?

Im faced with the challange to making my HP385 Gen7 work with my new HP LTO 6250 drive on a HP SAS bus card. Originally the plan was to use a SC08ge adapter with srv 2008R2 but suddenly my company ...
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4answers
246 views

hp proliant not recognizing emc sas drives

We have lots of 2.5'' SAS drives from a decomissioned EMC AX4 array (Seagate Savvio 10k.3), and would like to install on HP Proliant 360pG7. Proliant does not detect those drives, is there something ...
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4answers
257 views

Erasing Server RAID Hard disks (SAS and SATA) for decomissioning

We are in a process of decomissioning a handfull of Fujitsu Primergy Servers. Before of course, we want to make sure that the hard disks are completely wiped out. But it seems there is no way to ...
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1answer
21 views

what are the good ways to migrate the Hdd SAS from bad server to the good server without lose data

I have a problem with a HP ProLiant ML350 G6 with 2 SAS HDD 300GB : I shut it down for add a network card, but it won't start. I have changed (migrate) the HDD to an other good server, But both ...
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139 views

LSI SAS2208 poor RAID 10 peformance

Due to customer and sales being inattentive, the customer bought a Lenovo/IBM x3650 M4 using the onboard m5110e RAID for a mix of RAID1 and RAID10, but without the RAID RAM memory, the flash backing ...
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3answers
299 views

What's the top normal S.M.A.R.T. temperature for HGST Helium Ultrastar 8TB 7200 RPM SAS 12Gb/s enterprise drives?

I've just received new Dell R730xd 2U server with faceplate 12 * 3.5" drive bays + 4 * 3.5" mid-body tray, located above RAM modules & CPUs. I've plugged 16 * HGST Helium 8Tb 7200 RPM SAS 12Gb/s ...
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82 views

Connect external 4-bay SAS enclosure to HP SAS Expander Card?

I've got an HP DL380 G7 with the HP SAS Expander Card. The server has 16 internal drive bays, which are all populated. It also has an external SAS connector on the expander card. I have an external ...
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2answers
76 views

How can 8 SAS lanes support 1024 disks? [duplicate]

According to the LSI 9207-8e specs then it supports up to 1024 disks of 6Gb/s, which I don't quite understand, when it is only an 8 lane JBOD card. In my case, I have an HP D6000 with 70 disks as ...
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0answers
90 views

How to reset Areca RAID card built-in SAS expander password?

I just bought used ARC-1882IX-12 card but the seller forgot password to the SAS expander. The web management worked well with default "0000" password. How to reset it ?
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38 views

nexenta and hotswap sas disks. cfgadm not working properly

There is a problem with the hot-swap SAS drives. Initial data: Nexenta 4.0.2 Server-based Supermicro (MB S5520HC, internal RAID controller RMS2LL080/LSI 2008), 12 HDD SAS 300G 10 HDD SATA 1T, 2 SSD ...
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147 views

Dell Power Edge 2950 SAS RAID configuration

I have been given a Dell Power Edge 2950 by the company I do service work for to use as a backup server. When I first got it there was a message saying "PCIe Training Error Slot 1". I managed to get ...
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55 views

Is SAS 2.1 compliance really required to use an active SFF8088-SFF8088 cable?

RAID card: LSI MegaRAID 9286CV-8e RAID chasis: Norco DS-12E using an LSISAS2x36/28 expander. Currently the chasis and card are very close together but I need to move them pretty far apart. I have ...
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2answers
99 views

HP ML350 G5 146gb 15k SAS 3.5" HDD Upgrade Options

Okay, spent a lot of time researching this and still can't quite find the exact answer I'm looking for. I have an HP ML350 G5 with (4) 146gb 1 port 15k SAS 3.5" hdd's and an HP E200i ...
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141 views

LSI SAS1068E (aka LSI SAS 3442E-R) bandwidth

Recently I connected LSI SAS 3442E-R and two HP SAS 600GB 10k HDD. My motherboard is AsRock Z97 Extreme6. Disk are configured as JBOD, no raid. Linux lspci shows: 0b:00.0 SCSI storage controller: ...
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1answer
93 views

How to configure expander card RES2SV240 in an Intel Server Board S2600WT?

So, I'm trying to configure this expander card into my server. I have an Intel Server Board S2600WT in a R2312WTTYS case, which means I have a backplane in the front with 12 slots, and another ...
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47 views

Scsi command to find out maximum link speed of a sas drive

I am trying to find a scsi command that would determine maximum link speed to a HDD. Mode_sense page 19 gives negotiated speed I believe. Does anyone know how can I find out maximum link speed of a ...
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1answer
70 views

Debian installation on MegaRaid SAS 9266-4i

I have server here, with Intel Xeon CPU on Intel MB and with MegaRAID SAS 9266-4i. I need completely reinstall this server, however I'm not able to see this raid in Partition manager. Tried to load ...
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1answer
369 views

Dual R710/MD3400 SAS Connectivity

We've recently purchased 2 x Dell R710s and 2 x Dell MD3400 SAS storage devices with 12 2tb drives in each with 2 dual SAS connections from each server to 2 dual raid controllers on both MD3400s (I've ...
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1answer
39 views

SAS Expander Drive Compatibility

To my knowledge a SAS Expander reports the hard drives transparent to the Host or Raid Controller. If I want to use 4k native drives (4kn), do the Expander also have to be capable of 4kn drives or ...
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2answers
37 views

Advice on SAS minimum SAS controller specification

I have four HP 600GB 10K 2.5" SAS HDD Drives and I want to buy a SAS controller to connect them to my PC (ASRock Z97Extreme6 Motherboard). My requirements are: They will run under software RAID 1 ...
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0answers
22 views

Accessing existing disk using MegaCli preserving data

I would like to access an existing SAS drive using a megaraid controller. This seems to be possible with MegaCli -CfgEachDskRAID0 -a0 It is unclear from the documentation I've found that this ...
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0answers
64 views

sas sense key data protect

I have several Hitachi Ultrastar SSD400M Model #HUSML4040ASS601. They had a block size of 520 and I was able to successfully format all but one of them using sg_utils' sg_format to 512. However, one ...
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1answer
255 views

HP Proliant DL360 G6 Maximum Logical Drives

I have an HP Proliant DL360 G6 server with 8 HD bays. Currently I have the first two bays working with ESXi and I'm just running RAID 0 on a single drive. This is not a production machine. It has a ...
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25 views

I am trying to deploy SAS ECM webapp over Weblogic Server, but I am not able to start this app and getting below error in error log

I am trying to deploy SAS ECM webapp over Weblogic Server, but I am not able to start this app and getting below error in error log <Jun 29, 2015 11:44:12 AM GST> <Error> <Deployer> ...
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125 views

LSI SAS 9211-8i not showing drives from HP SAS Expander

I am trying to boot from one of the HDD's attached to my LSI card however I cannot as it does not find the bootable drive. I have selected the card as a boot device in the BIOS. When I use Ctrl + C to ...
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2answers
237 views

HP ProLiant SE326M1 not booting from LSI SAS 9211-8i

I have taken out the old RAID card in my HP ProLiant SE326M1 server and replaced it with the LSI SAS 9211-8i HBA. I then installed Nexenta community edition onto three of the drives that are attached ...
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1answer
45 views

How to mirror storage array over WAN

We are looking at adding a SAS storage array to a server, and would like to mirror the array (or partitions) to a remote server with another array. The server is running VSphere 5 (in case that ...
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1answer
127 views

What does the designation “SGL” mean for a SAS Host Bus Adapter?

We're looking for a non-RAID SAS Host Bus Adapter to connect a tape drive to our Dell PowerEdge server. Shopping around online for an LSI 9300-8e we see models listed as just "9300-8e" and models ...
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2answers
2k views

SAS-3 vs SAS-2 HDDs

What are the main differences between SAS-3 and SAS-2 HDDs? Are there performance differences? Suppose we are talking of 10k rpm disks, ~1 TB, in both cases. Regards,
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1answer
50 views

Does SAS server disks rotate always in it's default speed (like 10K, 15K)

I have some concerns about disk throughput in order to plan my SQL Server deployment. I know from experience that consumer SATA disks sometimes go into sleep mode when not used for a longer period. Do ...
2
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1answer
155 views

HP DL180 G6 - Are 6G/s speeds obtainable?

I have a DL180 G6 server with 12x 2Tb 6G/s SAS drives. I was only getting 3G/s reported. I then went and purchased a P410 controller with 512 Meg cache and battery. I loaded up the drives with Server ...