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

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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 ...
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10answers
3k views

Building a server farm - Should I use cheap or expensive hardware?

I'm looking to build a server farm for a web business, I will need front end webservice servers and a common NAS file server backend. Some companies choose to buy the fastest most reliable hardware ...
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2answers
834 views

comparing SAN with NAS [duplicate]

I am using Windows Server 2008 Enterprise with SQL Server 2008 Enterprise. I am considering whether using SAN or using NAS is better to store database data files. Are there any industry readings to ...
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1answer
576 views

Make a drive from one machine appear as a physical disk in another machine

I want to take a physical disk (or part of a disk) from one machine, call it machine-A, and make it available to another machine, machine-B. But I don't want to map a network drive. I want it to ...
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2answers
3k views

Tape Storage - How do I setup a tape backup system for use with my NAS

I currently have a QNAP NAS with a raid 5 config (~600gb storage) but don't have a reliable backup solution. I've heard great things about tape backup systems (reliability, durability, etc..). How ...
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1answer
1k views

Can't get rsync over sftp to work

I'm trying to set up a backup system from an Ubuntu server to a Synology NAS (DS413j) using rsync and sftp. I have created a user for this that we can call ubuntu-backup. I have a directory in ...
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3answers
2k 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 ...
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8answers
421 views

need advice for storing data setup hardware for client with 80TB per year of data footprint increase

i currently have a client that will be adding replicated data from satellite locations in the number of approximately 80TB per year. with this said in year 2 we will have 160TB and so on year after ...
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2answers
2k views

What Linux Bonding Mode Is Appropriate For ATA Over Ethernet?

I'm using AoE (ATA Over Ethernet) on a Linux NAS with bonded gigabit nics. I'm curious as to which bonding mode is most appropriate for use with AoE? (balance-rr, balance-xor, 802.3, etc) I'm using ...
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2answers
978 views

Can you Utilize Server RAM for NAS Cache?

I have a 4 CPU 16GB RAM system with an Areca 1230 RAID card and 6 HDs in a RAID 0+1 configuration with 1 hot spare. System has 2 onboard 1Gpbs nics I want to turn the system into a NAS. It seems ...
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2answers
12k views

What is “Enable Bitmap” on my Qnap NAS?

What is "Enable Bitmap" on my Qnap NAS? Will it allow me to recover data in case of failures?
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3answers
946 views

Drobo-like linux file server - how do I do it?

I've been pondering for a long time about how I can set up a server which operates much like the Drobo storage thing. The reasons I don't actually want a drobo is because I've heard scare stories, ...
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2answers
720 views

Hybrid fileserver and removable storage backup NAS

I need some hardware to support additional file server space (Preferably 1TB+), as well as a backup solution that will let me pull drives or tapes periodically to store off-site. Can I do this easily ...
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1answer
10k views

what is acceptable datastore latency on VMware ESXi host?

Looking at our performance figures on our existing VMware ESXi 4.1 host at the Datastore/Real-time performance data Write Latency Avg 14 ms Max 41 ms Read Latency Avg 4.5 ms Max 12 ms People ...
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1answer
301 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:
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1answer
165 views

What happens if I pull the plug of an iSCSI device?

If I pull the network connector of an iSCSI device, what happens? Will the "client" automatically connect again if I plug it in again? Is there a timeout? (in my case I'm talking about a QNAP NAS ...
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4answers
7k views

OpenFiler versus FreeNAS for Mac OSX environment

I'm a photographer and I have a requirement find a better method of storing my photo library. Currently I use a Macbook Pro and 6 external drives connected via USB2 or FW800. They are divided up in ...
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2answers
2k views

ZFS and green drives/TLER

I'm setting up a NAS box based around freenas and ZFS. I've read lots of posts (like this one) about "deep recovery" and green drives when using RAID-5. Does ZFS (vs Raid-5) mean that this problem ...
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2answers
300 views

Some consideration about Network Attached Storage (NAS) and CPU speed

(I hope that my question is not too trivial ...) I am going to choose a NAS device and I am looking for a professional NAS model. To choose correct model I am keeping in mind about network speed, ...
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1answer
119 views

Network Area Storage with multiple servers

I'm looking for a way to combine the space (~ 500 - 2000 GB per Server) of about 7 servers (will become more if this works good!) to one big volume as a RAID-5 which is accessible via Samba (as there ...
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5answers
5k views

Multiple network connections on a Windows 2008 domain controller (private network for NAS)

I have a Windows 2008 server connecting to an iSCSI target on an OpenSolaris box (yay ZFS!). I'd like to create a private network between the 2 boxes that is totally separate of my Windows domain. ...
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1answer
324 views

NAS Migration: Preserve “Previous Versions” shadow copies

We're planning a forklift upgrade of our NAS and were going to use a utility like Robocopy to move the files over. However we'd like to preserve Windows' "Previous Versions" shadow copies. Any way to ...
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1answer
2k views

Windows 7 - Network File Copy Intermittently Fails During Upload to NAS

The client machine is running 64 bit Windows 7 and attempting to copy a relatively small file to our NAS device. The NAS device is a Lacie model running (I believe) some variant of Windows XP and has ...
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1answer
696 views

Can you create a glusterfs with existing data in a directory?

I'm looking into convert a single server/comp into the start of a glusterfs distributed system. I already have a directory mounted on this server of 24TB RAID. I want to use this initial computer to ...
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2answers
190 views

NAS with off-site vault subscription?

We have some small clients (clinics, doctor's offices, law firms, etc.) with a handful of machines who's only need is shared network storage. Mostly when we come in we find that there's some machine ...
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1answer
2k views

Pitfalls to using Gluster as a home/profile directory server?

I was asking recently about options for divvying up access to file servers, as we have a NAS solution that gets fairly bogged down when our users (with giant profiles, especially) all log in nearly ...
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2answers
1k views

What is the difference between iSCSI, NAS, and EVault?

I manage approximately 10 servers that I would like to set up to each back up a relatively small set of data nightly. Stale backups are deleted, we only need approximately 40gb of storage. Our ...
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2answers
71 views

Virtualized Storage for other VMs on ESXi host [duplicate]

This question is two fold. Part 1: Is it a bad idea to virtualize a storage solution and run VMDKs off of that as opposed to the original VMFS datastore. Essentially lets assume I have 2 TB worth ...
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1answer
89 views

Backup Solutions for 20 TB of data [duplicate]

First, some background on out situation. We're a small-medium business who has around 20 TB of data on two different NAS's, and that number grows by at least 10% annually. 90% of this data we need to ...
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1answer
244 views

Cannot get at data in my NAS

I've got a bit of an issue that I'm hoping you can help me with. I have an Iomega ix4 as my NAS. This runs Linux and each drive in the box has 2 partitions: one for the OS and RAID info, and the ...
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2answers
419 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 ...
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2answers
237 views

Is backing up to a NAS over private fibre link better than tape?

I have recently taken over the responsibility of a small business network of 35 users. I am a bit green on backup strategies and am considering my options. We currently backup our SBS Server to tape ...
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4answers
2k views

VMware NAS/iSCSI recommendations - smallish organization

I have two VMware servers - ESX + ESXi. Two backup NAS boxes. The current NAS boxes are low-cost and unsuitable for running VMs from. Support NFS only. Slow. My plan is to have a dedicated iSCSI/NAS ...
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6answers
1k views

What is a good NAS for remote server backups?

I am running a small network (5 clients) on a server running SBS2k3. I'd like to be able to set up a NAS in a remote location in order to schedule nightly, incremental backups on the server drives. ...
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3answers
1k views

Low-budget, value-for-money, NAS unit with NFS support [closed]

I'm looking to buy a NAS unit for file storage on my network. It doesn't need to be massively fast, but high stability for a low price point is the ideal. I have a maximum budget of about AUD$1000, ...
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3answers
4k views

Mount a network drive when windows starts up without being logged in

Current Scenario: I have a NAS Box, and a Windows 2003 Server that our recording software is on (Security Cameras). The software stores the data on the NAS box. Currently someone has to be logged in ...
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5answers
2k views

Sync up VMWare Images on backup SAN

I added an additional iSCSI SAN as a backup to our existing ESX Server storage array (homegrown, so no fancy NetApp or EMC software to manage this). Any way to automagically sync up the VM images in ...
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2answers
225 views

Should a NAS with multiple ethernet ports be split across network devices

I'm adding a Synology DS 1513+ NAS to a small business network. The NAS has four ethernet ports for data transfer. The current network configuration has a modem in bridge mode, hooked up to a ...
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6answers
743 views

NAS choices for SMB - around 8 to 12TB of raw space [closed]

We are looking to rip-and-replace our N3700 from IBM (NAS/SAN rebranded Netapp box). The problem: expensive annual maintenance around $7k FC only drives that have been discontinued only 4TB of raw ...
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2answers
149 views

Just how bad is Network Attached Storage for certain cloud applications?

I have heard it recommended to stay away from AWS hosting for certain "big data" applications (e.g. Hadoop, Cassandra, Solr) because EC2 instances typically use network attached storage (though there ...
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1answer
122 views

After resizing a share's quota, why would we need to “resize” the volume?

We have one volume in our NetApp filer with multiple Qtrees that are shared as CIFS. To resize a share we normally: Modify the quota on the share Use "resize" command on the volume Perhaps I'm ...
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3answers
671 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. ...
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4answers
6k views

5400 RPM vs. 7200 RPM 2.5" Drives in RAID - Any Real Difference?

Suppose you setup 8 drives in a RAID 10 configuration using 2.5" drives using 500GB capacity each (total 2TB with RAID10 config 1TB useable). The controller (assume a typical 3ware SATA controller) ...
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6answers
674 views

Are there NAS devices that can be chained together?

Are there economical home NAS devices that could be chained together to increase your NAS volume? Specifically, I have a D-Link DNS-323 that has a USB printer port. It would useful to be able to ...
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1answer
189 views

Why is ZFS replication single threaded?

On my 8 core NAS I see only one core maxed out when ZFS replication over SSH is running. I would expect that transferring a snapshot would scale perfectly with the number or cores, as the snapshot ...
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1answer
543 views

Can I boot from a software RAID5 setup with linux?

I am planning the setup of a new NAS system, deciding if using Openfiler or something similar. I've been checking some RAID cards, and thinking about hardware failure or substitution, and I have the ...
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3answers
635 views

Can ping server but no telnet or www

I have a NAS (iomega home media 1TB) plugged in router using 1Gb ethernet cable. Occasionally I lose access to it, I can ping it by static ip, nmap to see all open ports but can't telnet to it. Also ...
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2answers
3k views

What is Best storage servers infrastructure ? DAS/NAS/SAN or installing GlusterFS/LUSTER/HDFS/RBDB

I am trying to design an infrastucture for the project I am working on. It would be somehow a file-sharing/downloading project (like rapidshare) and I would need high storage sizes and good scability, ...
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2answers
1k views

Configuring a NAS on ESXi Ver 4

I finally got ESXi working on my server, and multiple virtual machines... but now, of course I need more storage space. From what I am reading I am able to attach a NAS device? They seem to be much ...
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1answer
3k views

Using same drive for iSCSI and SMB share under FreeNAS

I'm setting up a new FreeNAS server this weekend with pretty good success, but I am stuck on one last issue. Right now I have 2x 1.5 TB drives that I want mirrored (I was planning Software RAID 1) ...