Tagged Questions

NAS stands for Network Attached Storage, a mechanism for providing file-level access to storage across a network.

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-1
votes
1answer
57 views

Backups devices for Windows Server Backup and Symantec [closed]

What is the best way to backup windows SQL, Exchange or AD servers data to? NAS, external USB , iSCSI or perhaps some other backup solution? I will not however be considering cloud backup solutions ...
1
vote
2answers
239 views

iSCSI no longer recognizing NAS drives

I have two NAS (Seagate Black Armors) connected to our network through iSCSI to a Dell Optiplex 760 running 32-bit Windows 7 and Windows iSCSI Initiator. For some unknown reason, within the last week ...
2
votes
1answer
1k views

Reconnect Attempts for CIFS share

I have a CIFS share mounted in the FSTAB on Ubuntu server, which connects to our NAS and works without issue. Last night we had an issue with the SAN for about 12 hours. We corrected the problem and ...
0
votes
1answer
2k views

NAS4Free disk encryption and ZFS error

I have installed a NAS4Free on a VM, and as recommended, I installed it on a 1GB virtual disk, and assigned another disk 500GB to this VM for file storage. I have created the disk, encrypted it, ...
27
votes
2answers
3k views

What is a Storage Area Network, and which benefits does it have over different storage solutions?

I'm proposing this to be a canonical question about enterprise-level Storage Area Networks. What is a Storage Area Network (SAN), and how does it work? How is it different from a Network Attached ...
1
vote
2answers
130 views

Internet setup for my office

We have two internet connections to our office and our current setup is like this: The internet connections require PPPoE log-in. I take a cable and plug it into a WIFI Router and configure the ...
-3
votes
2answers
2k views

Using RAID1 vs. rsync pros and cons [closed]

I am building myself a Linux NAS/home server. I am considering either using sw RAID-1 (mdadm) to replicate data or alternatively just rsync them periodically. What are advantages/disadvantages of both ...
1
vote
1answer
918 views

ShadowCopy Error 7001 (Unable to create a shadow copy) but SC got created and works fine, what to do?

I'm running Windows Server 2008 R2 on a Dell R410. A QNAP NAS is connected to it via gigabit crossover. A 2.6 TB LUN is mounted via iSCSI as Volume Z:. A task should create Shadow Copies three times ...
3
votes
3answers
1k views

using rsync through secure ssh in a cron job

I am trying to set up a shell script under Debian GNU/Linux to backup a directory and subdirectories to a remote NAS running Linux over SSH. This connection has to be encrypted. I have tried a couple ...
1
vote
1answer
141 views

Iomega storCenter : Files with french punctuation “Not exist” when accessed in remote [closed]

I have an Iomega NAS Storcenter at home where I copied all my files (photos, video, documents, etc). When I access my files on the NAS using explorer from a home computer, I have access to all files ...
1
vote
0answers
281 views

Can no longer open links from Outlook 2003/2007/2010 to NAS fileshare following NAS migration

Earlier this year we moved from an EMC Celera NAS to an IBM XIV. We use mapped drives to map to an area a few folders down from the root. Following the change of NAS users reported the inability to ...
7
votes
3answers
583 views

What is the use-case for NAS on a mid-to-high end storage array?

Many large storage vendors (EMC, NetApp, etc) provide storage equipment that does NAS in addition to FCP, FCoE, or iSCSI. When would it be appropriate to use the NAS functionality of these boxes? In ...
1
vote
2answers
512 views

Lightweight NAS distro [closed]

I'm looking for a free + lightweight NAS distro that could run nicely on a low spec Icybox (see http://www.raidsonic.de/en/products/nas-systems.php?we_objectID=6853) Storlink3516, Arm9 300 Mhz ...
0
votes
1answer
138 views

How to rebuild my NAS

Today I have a QNAP TS-859U+ with 8 X 2TB disks in it. As it's was setup on day-1 it uses a single volume on a raid 5. The volume has currently a mixture of: 2 shared folders 5 iScsi Targets - ...
2
votes
3answers
652 views

FlexClone splitting in Netapp OnTap 7

I have a large volume containing only an NFS share I'd like to split up. 500GB of it (three specific subdirectories) needs to be put into a new volume. I'd like to avoid writing this data again. ...
0
votes
2answers
100 views

php can't see files in nas storage

i have nas storage attached in load balance servers that running cpanel - php - mysql ... etc when php tries to read (incloded file) such as : require_once "config.main.php"; it couldn't be loaded ...
-3
votes
1answer
1k views

Want to install OwnCloud on Netgear wndr3400 Router [closed]

I would like to install OwnCloud (http://owncloud.org/) on my Netgear router. It requires PHP and MySQL. I would like to use the router's ReadyShare NAS to share a drive that I would plug in to the ...
3
votes
3answers
235 views

Setting up an Office Network

I've recently moved in to a new office who gets its internet through wired ports dotted around the room. I want to move them wireless but want to check which equipment would be useful before I start ...
-3
votes
1answer
262 views

What is the maximum theoretical throughput of a Thunderbolt + Mac Mini fileserver

Bounty 100 rep coming: I know I'm asking a lot here and I'd like a detailed/quality answer so, as soon as I am able, I'll be adding a 100 rep bounty to this question. I'm trying to illustrate the ...
-2
votes
2answers
603 views

File replication program for Linux

For my disaster recovery plan I am looking for a free/open source file replication program which could copy all files including open/busy files to a remote server. Would appreciate any suggestions or ...
1
vote
1answer
62 views

Browser caching is generating hugo I/O to server

Our users My Documents are stored on a Emc NAS. I have noticed huge traffic coming from users and I see that most of it is coming to cache directories of Internet Explorer and other browsers. One ...
2
votes
1answer
782 views

What does a connection timeout indicate when performing an NFS mount on a QNAP NAS?

We have a shiny new QNAP NAS (TS-879U-RP), and I'm trying to mount it to our big ol' RHEL server in the same manner as our other two QNAP NAS devices. The IT department won't give me the root ...
4
votes
4answers
21k views

Disk IO slow on ESXi, even slower on a VM (freeNAS + iSCSI)

I have a server with ESXi 5 and iSCSI attached network storage. The storage server has 4x1Tb SATA II disks in Raid-Z on freenas 8.0.4. Those two machines are connected to each other with Gigabit ...
-1
votes
1answer
416 views

My network drive disappears from Mac OS Finder [closed]

I have recently bought a Netgear WNDR3800 router to use it in my home network. But just the same day I installed it, I noticed a strange behaviour of Finder and iTunes. Let me explain it further. ...
1
vote
1answer
1k views

How can I get VirtIO network drivers working on FreeNAS or NAS4Free KVM host?

I'm trying to run either FreeNAS 8.0.4 or NAS4Free 9 as a KVM guest on my Ubuntu 12.04 (server) but the network connection is unusably slow in either guest OS (when testing with rsync for example the ...
0
votes
3answers
6k views

Root only has read permission for /etc/ssh/sshd_config?

I'm trying to edit my /etc/ssh/sshd_config file as per these instructions to properly set up git on my Synology NAS: http://www.wonko.de/2010/04/set-up-git-on-synology-nas.html (step 6) However, when ...
1
vote
1answer
650 views

Monitor Disk via SNMP polling

I'm using SNMP (polling not traps) to monitor a Snap Server with MIB-II (RFC 1213). Since there is no specialized MIB for this device I am stuck via standard MIB-II. My main goal is to poll the disks ...
0
votes
4answers
149 views

On a virtual Linux system where storage is on network what's the point of the swap file? [closed]

The Linux servers are running on some VMWare ESX systems (guessing, I'm just user). These systems don't have the disks directly attached: they perform everything on a virtual disk that is actually a ...
1
vote
4answers
2k views

using NAS Server as MySQL DB server?

we are small web develepment company with 4-5 workstations. We use one of the PCs as a webserver and DB server. We are considering option to buy some NAS server (like ...
1
vote
1answer
288 views

Accessing NETGEAR ReadyNAS DUO while connected to work VPN [closed]

Howdi, We work on a remote site. To access email and work servers we tunnel in using a Cisco VPN client over 3G. When this happens, we lose access to our NAS via Windows Explorer. When ReadyNAS remote ...
0
votes
3answers
2k views

Recovering from incorrect robocopy /MIR using NAS drives

Yes I know how stupid I've been and will severely chastise myself once this has been resolved. Just to be clear, I've done a robocopy using the /mir switch and files not present in the source have ...
-1
votes
2answers
344 views

copy file: Not a directory

I have a NAS mount, and I can copy file to this, but I can't copy files similar to this cp /home2/user/WRF/WRFV3/run/*_2 . -v `/home2/user/WRF/WRFV3/run/wrfout_d04_2007-11-21_00:00:00_2' -> ...
0
votes
1answer
559 views

Unable to initialize BlackArmor after running iSCSI Manager and Windows 7 iSCSI Initiator

I want to add a 12TB NAS to my current iSCSI, which already controls an Iomega StorCenter ix2-200 1TB NAS. I've connected to the new NAS via Windows 7 iSCSI Initiator. When I open Disk Manager it ...
1
vote
0answers
283 views

Gitosis asking for password

I have a QNAP NAS where I installed Gitosis through Optware ipkg and it works so far. It's running under the user 'git'. The admin repo was initialized with the public key of my client machine like ...
1
vote
1answer
175 views

Performance issues with self-built NAS

I set up a little NAS system for my personal use. It's an Ubuntu system running on a fan-less Atom-powered mini ATX mainboard which I extended with a usb3 pci card to get best possible performance for ...
-1
votes
2answers
461 views

Feasibility of controlling two or more NAS via iSCSI

We currently run a two-year-old Iomega StorCenter ix2-200 through Windows iSCSI initiator on a Dell Optiplex 745. Meanwhile, we have two Seagate BlackArmor 440's running independently through Ethernet ...
0
votes
1answer
3k views

How to downgrade a Qnap Nas firmware ?

after installing last qnap firmware, our nas go very slow. How to recovery and downgrade with a 'lower' firmware ? Thanks
1
vote
3answers
2k views

Mounting NAS share: Bad Address

I have a Linux storage device (QNAP TS-459U), and 'massive1' folder shared. I need to mount this share on my Debian server. They are connected by regular patch cord. The Debian server has two network ...
15
votes
1answer
11k views

NAS Performance: NFS vs Samba vs GlusterFS

I am planning my new shared storage infrastructure for a small webserver farm. Therefore i ran a lot of tests with a lot of NAS filesystems. By doing so, i got some unexpected results and would like ...
3
votes
1answer
298 views

Why can I not reach my NAS from vSphere Client or SSH with vmkping?

In VMWare vSphere 5 I have the following setup. Why is there no communication on vSwitch1? vSphere Configuration: NAS Configuration: Ping Tests:
2
votes
2answers
225 views

Server refuses to boot when Raid5 disk is disconnected - /root/ missing

I recently set up a NAS server running a Debian OS (6.0.4) It contains 4 disks, 3 of them are in a Raid5 array, while the last one is used for the OS. To simulate a disk-failure I unplugged one of ...
3
votes
2answers
409 views

Use NAS or Virtualized Server to Serve Files

We are planning to set up 3 VMware nodes and move our infrastructure from physical servers to virtual machines. I haven't decided which NAS to get yet, but I know I need to get one that supports iSCSI ...
1
vote
1answer
401 views

BOOT OS from a remote drive ? hard disk drive security

SUMMARY I have a third party requirement to run an operating system from a remote secured disk. The user is concerned about hard disk security but is not concerned about the risk to the remaining ...
1
vote
1answer
2k views

How do I disconnect users from a file stored on a NAS?

We recently migrated our file servers from a Windows file server to an EMC VNXe NAS device. Previously, when a user needed into a critical file that someone else had open and the situation warranted, ...
0
votes
3answers
702 views

Best way to share storage between multiple computers

I need to provide shared storage for multiple application server nodes in a cluster in a Linux environment. In other words, each of the nodes in my cluster needs to be able to read/write files to a ...
5
votes
4answers
3k views

SAN or NAS 100-200TB - where to start looking? [closed]

I'm starting a project to consolidate a bunch of data and make it available on our LAN. I'm thinking that we may have a need for anywhere from 100-200TB at any one time. What factors should I be ...
0
votes
2answers
94 views

Disk Throughput Terminology

Imagine running a test where you have a network-attached storage device, and there are two running processes (on different machines), reading and writing the same file on the NAS. Process 'W' does ...
0
votes
1answer
162 views

server 2008 R2 with a NAS

I've got a server 2008 R2 running as a domain controller. Boss wants to attach a NAS to it but want to keep it (and the files) on it available to workgroup users (Why? Boss said this was done at his ...
0
votes
2answers
557 views

Setting up centralized storage (e.g., NAS/SAN) for a SaaS application

I have a SaaS application running on 6+ servers in HPCloud which creates large amounts of data (GB/TB). Users talk to the application through a RESTful api which replies back with a link to our CDN ...
0
votes
1answer
45 views

Media Being Hosted In SVN For Web Application [closed]

I have a client who decided to use SVN to host the media files and pulled by a web application for viewing. What are the consequences of this, and wouldn't a better option be to use a NAS or CDN?