1
vote
1answer
87 views

NFS: force file mode/mask on mount?

I have a QNAP NAS on my network that exports some NFS shares, which I'm mounting on a linux machine. One of the shares has data only (no executable files). However, when I mount the NFS share, all the ...
1
vote
0answers
70 views

NAS delay file-availability

I have two machines accessing to a NAS on the same network (OVH), when I update or create some file in machine 1 after I try to read it from machine 2 and it's not accessible, even not visible for a ...
1
vote
0answers
47 views

NFS Performance Issue Using NAS

I am encountering some performances issue using NFS. Here my configuration: A physical NAS with some internal storage plus an external storage. A virtual linux machine called GhettoVCB where I have ...
4
votes
1answer
195 views

Linux: echo 3 > /proc/sys/vm/drop_caches takes hours to complete

I have a Thecus N8900 NAS, which is a Linux based file server, providing files via NFS to six clients. For some reason that Thecus support has yet to explain, it runs a script that checks ...
1
vote
0answers
1k views

Synology DSM4.3 with Kerberos and NFSv4

According to the press releases of Synology DSM4.3 can do NFSv4 and Kerberos. Actually, in the Tab with NFS settings, there is a button for Kerberos settings. But I cannot find any guidance anywhere. ...
-1
votes
2answers
53 views

Can I mount a share to an EMC array?

I would like to mount an NFS share to an EMC array enlarging it's capacity until we can expand the EMC environment. I have a cheap Synology with 12TB of storage I would like to use to expand it for a ...
2
votes
1answer
423 views

'No space left on device' on mounted NFS device

On NFS Server: Filesystem 1K-blocks Used Available Use% Mounted on /dev/xvdf2 103212320 85090308 12879132 87% /export18 On Client Server: ...
2
votes
1answer
754 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 ...
2
votes
1answer
697 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 ...
14
votes
1answer
9k 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 ...
0
votes
3answers
635 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 ...
1
vote
2answers
1k views

error when mounting nfs network-share in linux

I'm trying to mount a nfs network share in various OSs (ubuntu 10.10/10.10 server/11.10) but continually get the same error: mount.nfs: access denied by server while mounting 128.251.xxx.xxx:/Systems ...
0
votes
4answers
418 views

redundancy scalability cluster software suporting nginx? [closed]

I'm having some problems with a filesharing storage configuration that we recently set-up. We moved onto a NAS (1x24TB) recently for our video streaming service. We set-up 9 front end servers that ...
2
votes
1answer
2k views

NFS mounted on windows 7 authentication headache

I've got a NFS share on a Netapp and a laptop running windows 7 enterprise that needs to mount the volume. I've installed all the NFS services on windows 7, and am able to mount and browse the drive. ...
1
vote
2answers
112 views

At what workload is a parallel (network) file system required?

Any hard numbers, or rules-of-thumgs, for what workload (e.g. in terms of simultaneously active users running average HPC center jobs) on a computer cluster, that would make a parallel network shared ...
1
vote
1answer
1k views

Very bad nfs / cifs performance

I mount a NAS under Ubuntu Linux 10.04. Unfortunately I get a very bad read/write performance, although I played around with various options (I have to admit that I do not really know what to do ...
0
votes
1answer
75 views

PVFS with a NAS in RAID : good match?

I have to test PVFS i/O performance on a big file. First I am trying on a small csv file contains 1 000 000 rows. My computing is simple : it consists to get the number of differents pattern in the ...
0
votes
1answer
593 views

rpc.mountd segfaults when trying to mount an nfs share

I have a pair of QNAP TS859U-RP nas devices running Linux version 2.6.33.2. These boxes are based on Debian. They are experiencing the same failure. When I try to mount an nfs share there is a timeout ...
1
vote
2answers
5k views

How to add Synology NFS share to ESXi?

I have created an nfs share on a synology NAS. I want to add the share to an ESXi host, but without success. Configuration of the nfs share: I inserted the IP of the ESXi host, allowed read/write ...
1
vote
1answer
233 views

Dealing with file permission on NFS NAS with multiple servers

This may sound dumb but I am asking because I think there is an easy solution to this before I scratch my head too much. We have a SAN with a filer on top that provides NFS share for other servers. ...
0
votes
1answer
523 views

recommendations for unified storage using commodity hardware, opensource software

updates: from the below answers from "Chopper3", its possible to connect to HP MDS600 JBOD using HP DL server with a RAID controller card. Multiple servers can connect to MDS600 array; create volumes, ...
1
vote
1answer
613 views

Using a NAS to store user files over iSCSI/NFS?

I have an environment with servers (5-6) virtualized and hosted locally on the hypervisor. They act as file servers, so am thinking of moving the files out to a NAS (TheCUS or QNAP) and share over ...
0
votes
1answer
265 views

RabbitMQ and persistence (blocking writes?)

I want to create a RabbitMQ server on a virtual machine (VMware) to be used in production. It will contain persistent queues. I'm wondering if it is a bad idea to store the server on a NAS that's ...
10
votes
9answers
17k views

What is the “real” difference between a NAS and NFS? Or, why pick a NAS device over “mere” NFS? [duplicate]

From an end-user perspective, what is the difference between a NAS device and using NFS exports from a file server? They seem to accomplish the same end result. The difference between a SAN and ...
2
votes
3answers
662 views

Enterprise Tape Backup solutions

I'm currently attempting to re-architect a backup solution where I'm working. We've got 2 NAS devices, one in the office, one in the datacentre. The servers in the DC back up to the DC NAS, which ...
0
votes
3answers
386 views

Securing an NFS file share without access to the exports file

How would you go about configuring security on an NFS file share if it was impossible to edit the exports file (due to the NAS configuration not exposing it to the administrator)?