Questions tagged [emc]

Storage servers by Dell EMC

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VM NetWorker server loses hard drive every night

Running EMC NetWorker server on a Server 2008 R2 w/ sp1 VM running on ESXi host. The VMDK is stored on a VNXe machine along with the VMDKs for all the other VM servers our organization runs. None of ...
music2myear's user avatar
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Replace a failed disk in EMC CX2-30 san

Where can I find the procedure for replacing a disk in an EMC CX2-30 san. Amber light showing on one disk, NaviSphere shows the disk status as "Requested Bypass" The affected LUN is in a RAID 5 ...
Nathan Friend's user avatar
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2 answers
8k views

NetWorker: Frequent errors in log "waiting for # writable volume(s) to backup pool 'Default' disk(s) on

Working on a new NetWorker 7.6.3/DataDomain disk-to-disk-to-remote-disk backup system, there are frequent errors in the log: Media alert event: Waiting for 1 writable volume(s) to backup pool '...
music2myear's user avatar
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VMWare VMs to Data Domain storage via EMC Networker backup: Do I need a storage node?

I've got several VMs (Windows Server 2003-2008 R2, application servers, Exchange, SQL, small file servers) residing on ESXi 4.1 hosts. We recently purchased a Data Domain system allowing us to backup ...
music2myear's user avatar
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Where are the Kerberos time outs in Windows 2008R2?

We have a DFS share that redirects users to a EMC CIFS share. Several end users are unable to access it and get the following Kerberos Security warning: The System Detected an attempt to ...
makerofthings7's user avatar
5 votes
2 answers
4k views

Inconsistency between LUN ID's

I just added a few LUN's to our new EMC VNX, and the LUN ID's are not consistent.. Screenshot from EMC Unisphere Screenshot from VMWare vSphere If you study the two screenshots carefully, you'll ...
pauska's user avatar
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Force-enable write cache on an AX150 disk array or fake APC SmartUPS communication

I have a Dell-branded EMC AX150i disk array that refuses to enable its write cache. After calling Dell support, it turns out that the system will refuse to enable its write cache unless an APC ...
wfaulk's user avatar
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2 votes
1 answer
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EMC Celerra and Access-based Enumeration

I have a few CIFS shares for Windows on our Celerra, and I've run the EMCABE tool (in enable mode) on one of our CIFS virtual servers. When I check if ABE is enabled using the same tool, it comes back ...
ARivera3483's user avatar
1 vote
3 answers
3k views

Maximum size of VMDK to support large NTFS filesystem in guest

I have a need to support an 8TB filesystem within a Win2k8 guest system running on VMWare. From what I've read online, the maximum size VMDK I can create is 2T, is this still the case? Will I need ...
Kurt Telep's user avatar
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1 answer
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Setting Linux UID on NFS volume from EMC NX4

I have an EMC NX4 from which there are several CIFS shares with corresponding NFS mount points. The CIFS user ids seem fine but when viewed from Linux they are all 327xx numbers and can't be set from ...
ethrbunny's user avatar
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MultiPath configuration on RHEL5 and Clariion CX-300

I have problem with discovering my FC-connected CX-300 storage. Frankly speaking I'm complete novice in FibreChannel, so step by step explanation would be appreciated. My configuration consist of two ...
Kamil Z's user avatar
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3 votes
2 answers
5k views

Create a raid 6 with 7 drives

I'm trying to create a raid 6 array on a VNX 5100 from EMC, however am unable to create one with 7 drives. We have 8 total, and I immediately carved one out for hot sparing, leaving me 7 data drives. ...
Basil's user avatar
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1 vote
1 answer
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EMC-branded DS24-M2 McData: Where get and what firmware?

I (will) get a EMC Symmetrix DS24-M2 FC Switch which is a branded McData 4500. I'm unsure how/if it's possible to update the box to the latest firmware without an official service contract anymore. (...
nokofi's user avatar
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Can you set CIFS permisions from EMC Command Line?

I am in the process of migrating file shares from my EMC NS-20 to my new VNXe 3100. I am using a RoboCopy script to move the files but am getting errors on some files and folders. I have Domain Admin ...
TechGuyTJ's user avatar
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3 answers
15k views

EMC VNX iSCSI setup - unsure about SP/port assignment

We have a new VNX5300 waiting to get configured, and I need to plan out the network infrastructure before the EMC tech arrives. It has 4x1gbit iSCSI per SP (8 ports in total), and I'd like to get the ...
pauska's user avatar
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Exchange Management Console Missing Tabs

I am trying to set up exchange 2010, I want to configure the incoming mail but all the information I can find about says there should be tabs on the middle pane when I select hub transport.. I get ...
user avatar
2 votes
3 answers
5k views

Linux Kernel Modules Refuses to Load

I have a server running RHEL 5.5 with EMC PowerPath installed. Due to the security requirement, I had to upgrade the kernel to a newer version. Unfortunately, I was not aware of the impact of the ...
kjloh's user avatar
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1 answer
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How to Boot Linux without Certain Kernel Modules and Still Able to have Write Permissions on File Systems?

I have a server running RHEL 5.5 with EMC PowerPath installed. Due to the security requirement, I had to upgrade the kernel to a newer version. Unfortunately, I was not aware of the impact of the ...
kjloh's user avatar
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3 votes
1 answer
666 views

SAN design: File & Block level access?

The short question: can I share file and block level traffic on the same SAN? Perhaps more importantly, should I? The gory details are below... I'm hopefully putting the finishing touches on a new ...
CC.'s user avatar
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3 votes
1 answer
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Disk-to-tape using Networker and Data Domain

My previous question covered disk-to-disk backup to reduce our backup window, and now I also need to take the disk backup and move it to tape. Is this something I can do with Networker and ...
CC.'s user avatar
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3 votes
3 answers
552 views

Disk-to-disk backup to same storage array?

We're looking to get a new SAN, and so we're re-examining our storage, network and backup issues. Our plan is to get an EMC VNXe 3100 with SAS drives for production data, then buy an expansion shelf ...
CC.'s user avatar
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How can I open Exchange Management Console 2007 from the "Run" dialog on Windows Server 2003?

I need to know the path and filename to execute in order to open Exchange Management Console. Exchange Server 2007 is installed, and this server is running Windows Server 2003
Giffyguy's user avatar
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keeping the server name and IP address updated in the SAN

In the Navisphere's attached server report, the HBA UIDs are displayed along with the host names and IP addresses of the Linux and windows servers that were previously registered. The Servers now have ...
Renji's user avatar
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1 answer
412 views

ISA Server VSS Writer encountered a failure while backing up

On our ISA system the following warning is logged: Event Type: Warning Event Source: Microsoft ISA Server Storage Event ID: 21326 Description: The ISA Server VSS Writer encountered a failure while ...
Filburt's user avatar
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1 vote
4 answers
11k views

Exchange 2010 EMC connects to wrong server

I have an Exchange 2010 organization installed at two sites with one server at each site. I set up my local site first. Exchange Management Console always chooses to connect to the remote server ...
Craig Putnam's user avatar
0 votes
1 answer
194 views

Is it possible to use an EMC SAN in iscsi without starting any Powerwhatever dæmon?

I can't seem to get my iscsi targets working without starting the PowerPath module, even though I don't actually use it. Is it at all possible? Edit: Precision, I'm not currently even using ...
niXar's user avatar
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2 answers
627 views

Where can I download EMC's SWAT Switch Analysis Tool

Do you know where to download EMC's Switch Analysis Tool (SWAT)? I've followed the instructions in the "Customer Advisory Letter" I have regarding FLARE upgrade, but the menu options in EMC ...
Kenny's user avatar
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1 vote
1 answer
2k views

How do I find the date/time set on an EMC Symmetrix?

I'd like to find out what date and time (and possibly time zone) a Symmetrix (DMX-4 and VMAX) is set to. I've checked Powerlink as well as the man pages for symcli, but nothing pops out.
Joel's user avatar
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Can the EMC grab utility be used on ESX hosts

Can the EMC grab utility be used on ESX hosts?
wildchild's user avatar
  • 179
2 votes
2 answers
1k views

Shell script provisioning of luns on EMC Clariion?

Is there a robust way of scripting (Unix shell) lun provisioning for an EMC Clariion? Navicli doesn't look very reliable, its output is not easy to parse (and just plain weird), and it does not look ...
niXar's user avatar
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1 vote
2 answers
250 views

What could be the best practice while allocating so that I/O performance is high

I have a question on planning. Recently, I got a request to create 2 625GB Luns (clariion cx-240), FC Connected, to ESX server 4.0 (four new hosts). I don't know the application they would be running. ...
wildchild's user avatar
  • 179
0 votes
1 answer
519 views

is provisioning storage in VMAX difficult?

is provisioning storage in VMAX difficult? I am not getting any sort of training from my manager .There's going to be requests fro the clients in provisioning storage to their hosts (cluster, stand ...
wildchild's user avatar
  • 179
-1 votes
2 answers
480 views

Can anyone identify the hardware/software called "EMC Flex 8-16"?

I have discovered a Description entry ("EMC Flex 8-16") in an systems audit which I can't identify. I have asked the Vendors, but have not yet heard back. I'll post an answer myself when I find out. ...
Kenny's user avatar
  • 520
9 votes
5 answers
5k views

Putting Oracle redo logs on DRAM SSD for a heavy write database?

I have a Sun M4000 connected to an EMC CX4-120 array with a write-heavy database. Writes peak at around 1200 IO/s and 12MB/s. According to EMC, I am saturating the write cache on the EMC array. I ...
rmeden's user avatar
  • 192
2 votes
1 answer
306 views

using EMC branded disk array with Dell/EMC branded CX3-20 head unit

Are there any problems or gotchas with using an EMC branded DAE3P with a Dell/EMC branded Clariion SAN? Obviously getting support for the array would be problematic, but other than that is there ...
rorr's user avatar
  • 622
3 votes
3 answers
4k views

Linux not picking up new partition correctly on emc pseudo device

We have a database server running oracle rac. We were recently running out of space on the main LUN that it is attached to. I created a new 100GB LUN and concatenated this onto the existing LUN ...
James's user avatar
  • 128
0 votes
2 answers
10k views

How do I add a Hot Spare for all my Raid Groups in Navisphere 6?

Do you know how to set a free disk (big enough to be a member of all RAID groups) to be a "Hot Spare" available to all RAID groups in a Clariion CX3-20 using Navisphere 6? I have created a RAID group ...
Kenny's user avatar
  • 520
0 votes
1 answer
360 views

EMC foundation certification -Exam prerequisits

I 've been working as SAN support engineer for 7 months ,now.I want to go for EMC foundation certification,which ,i believe , is essential in order to progress in my career. Can somebody advise me ...
wildchild's user avatar
  • 179
3 votes
3 answers
2k views

Upgrading antiquated EMC AX100 SAN Storage

I have an old, old, old EMC AX100 RAID array. It's not being used for anything important, but I would like to use it for testing and lab work. One of the problems is that the OS itself is stored ...
Matt Simmons's user avatar
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1 vote
2 answers
2k views

EMC Celerra - cliff's notes for dummies?

I just bought my first EMC Celerra NX4. I'm starting to configure it and have a few questions: What is Celerra Network Server? What are the Celerra iscsi utilities? Is there a very basic "how to" ...
TheCleaner's user avatar
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0 votes
1 answer
2k views

How do i Install and configure PowerPath in Windows environment

How do i Install and configure PowerPath in Windows environment..can someone help me with screen shot or just walk me through the steps. Will appreciate a quick response . Thanks!!
wildchild's user avatar
  • 179
2 votes
2 answers
682 views

NDMP NAS for HP EVA4400 SAN

We use EMC Celerra filer for our EMC array and it supports NDMP.n remote site we have EVA4400 HP SAN and it seems that our only option for NAS is Windows Storage Option. What if we want to use NDMP?...
Sergei's user avatar
  • 1,226
2 votes
1 answer
365 views

Filer for HP EVA 4400 Array

We are planning moving some of our infrastructure to the dataceneter.Most of our hardware is EMC/Dell and datacenter uses HP. One of the components we use is EMC Celerra NS20 Filer connected to the ...
Sergei's user avatar
  • 1,226
0 votes
1 answer
283 views

ApplicationXtender?

Where can I find free technical documentation on EMC Application EXtender? This is a distributed system for "Storage, Organization, and Management of Business-Critical Information". The IT team where ...
jpmartins's user avatar
  • 1,514
1 vote
1 answer
9k views

Changing IP address of a host in Navisphere 6 (EMC array)

We have a EMC CX4-120 array and manage it using Navisphere 6 web interface. Some time in the past we have registered all the HBA of 5 different hosts. Now, we need to change the ip addresses of these ...
Cid's user avatar
  • 143
1 vote
5 answers
14k views

EMC PowerPath or MultiPath?

We are using a SAN for our datastorage. I recently got the SAN connected to a CentOS 5.3 server by using the EMC PowerPath software along with the Navisphere Agent running on CentOS. However I have ...
BinaryMisfit's user avatar
  • 1,593
1 vote
2 answers
1k views

EMC CLARiiON - merge raid groups, retain LUN's

Not sure this is possible, but... Let's say you have two raid groups, each striped across 6 disks. Group 1 has 2 LUNs, Group 2 has two LUNs - is it possible to merge the raid groups (i.e. gain ...
prolix21's user avatar
2 votes
3 answers
1k views

Symmetrix gatekeepers on Solaris 10

I have some Solaris machines that are connected to EMC Symmetrix for SAN storage. Apparently the Symm has a gatekeeper device that is used with the symmetrix CLI. We don't need the CLI, but I have ...
Milner's user avatar
  • 935
2 votes
4 answers
45k views

How to register server HBAs to an EMC Clariion storage system

I have just attached a Solaris box (an old Enterprise 420R) to a Clariion storage array via an Emulex HBA but the Navisphere software is only seeing the system via a hexadecimal reference ID not by ...
Rob Oxspring's user avatar

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