0
votes
1answer
27 views

Dirty Cache Dell Equallogic Storage Array

has anyone ever run into a dirty cache issue with a Equallogic SAN. Even after replacement of the controller cards in the Equallogic Storage Array fails offline with a dirty cache. I have listed ...
0
votes
1answer
89 views

Hyper V with a DELL MD3000 Poor I/O

Current build is 2 Dell R900 24core each 128GB ram - 8x 144GB 15k 2.5 SAS on a Perc 6i local - 15x 300GB 15K 3.5 SAS in a Raid5 DG 6 VG in the MD3000 using 2x Perc 5e HBA - OS Windows 2012 R2 ...
0
votes
1answer
109 views

Dell raid configuation issue omsa

I've been trying to create a raid using the dell srvadmin tools including raidcfg and omconfig. Controller info: [root@ksssd tmp]# /opt/dell/toolkit/bin/raidcfg controller controllerid=0 ...
0
votes
1answer
968 views

PowerVault MD3000 Password Reset Console Password

I need to reset the password on a Dell PowerVault MD3000. I have the necessary password reset cable and am able to get to the point where I am prompted for the "password from Dell Technical Support" ...
-1
votes
1answer
485 views

Dell Compellent SAN with ESXi 5.1 iSCSI

I have a Compellent SAN that I am trying to point to my ESXi server through iSCSI. In the Compellent UI: i've created a volume. It, of course, says the volume is offline until you map it to a server. ...
0
votes
2answers
272 views

Disk status on Dell Powervault 1200 attached storage?

I have a RHEL box with direct attached storage (Dell Powervault 1200) containing 10 disks in RAID 10. There are two logical volumes set up on the server. I am wondering how to determine the health ...
0
votes
2answers
153 views

iscsi versus non-iscsi san?

We are considering adding a SAN. I have two choices right now, the Dell MD3000 and the Dell MD3000i, 15 x 146Gb san drives. Naturally the latest model is more expensive (2x as much), but can ...
6
votes
3answers
873 views

Dell MD1000 and an x4 SAS connector throughput / layout

I'm trying to get my head around how a multi lane x4 SAS connector works in a DAS system such as the Dell MD1000. I understand that each lane is 3Gbps, and that multiple hard drives can share a lane. ...
0
votes
3answers
673 views

dell 2T 7.2k nearline SAS 6Gbps- ingress/egress throughput

I would like to know, how to calculate sustained read and write speeds supported. I don't have access to machine/drive, but need to define specs to purchase one. What all things would it be ...
9
votes
1answer
2k views

Alternatives to Dell's mirrored SD card module for booting a small OS from flash?

Dell offers an add-on hardware card for some of their servers that provides a poor man's RAID1 between two SD cards (one card gets all the reads until it dies, writes are mirrored) for booting a ...
0
votes
3answers
2k views

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 ...
20
votes
8answers
532 views

Server vendor that allows 3rd party disks

As noted here, Dell is no longer allowing 3rd party disks to be used with their latest servers. As in, they don't work period. Which means that if you buy one of these boxes and want to upgrade the ...
0
votes
2answers
408 views

1 Storage with 1 “big” partition + 2 servers

I need to setup an "cold fail over" to our database server. Since we cannot run an real HA because an software issue, I'm planning to connect 2 server to a single storage. If main server fails, I just ...
4
votes
2answers
2k views

Beginner SAS and server questions

I am a c++ programmer and database administrator looking to expand my knowledge of server administration and maintenance. I have read the Wikipedia pages and several other documents I found by ...