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Server can't find SAN

One of our "newer" servers (DL380 Gen9 with HBA H241 card) can't access our SAN (P2000 G3). In vpshere server under configuration the H241 adapter shows the devices but the data storage ...
AtypicalAdmin's user avatar
1 vote
0 answers
106 views

iSCSI + SMB for online video editing server

I am putting together a shared storage server for 25 people to edit video from. I had an idea to combine iSCSI and SMB to get the best of both protocols in the following way: Video footage is stored ...
swami's user avatar
  • 121
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1 answer
25 views

how can web/database servers access shared storage at the same time since it isn't possible?

having seen this post Can a SAN allow concurrent write access to the same file from several servers? I would like to ask how can web/database servers access shared storage at the same time since it ...
TheAsiawatcher's user avatar
0 votes
1 answer
101 views

How to cluster Mixtile Blade 3 nodes, which are partially equipped with U.2 drives

I'm planning to build a cluster of single-board computers I could then use as file (using Ceph) and database (Postgres XL) server. As the performance of the Mixtile Blade 3 quite impresses me, I think ...
Neppomuk's user avatar
  • 301
1 vote
0 answers
20 views

Are link control, buffer credits and other fibre channel management messages affected by flow control?

Let's suppose there's a server connected to a fibre channel switch. They are happily exchanging frames of all kind, until the switch port buffer gets filled up. If I got correctly how flow control ...
nightly_brew's user avatar
0 votes
2 answers
190 views

How to understand SAN stores data at the block level, while NAS accesses data as files?

I am reading this documentSAN vs NAS A SAN stores data at the block level, while NAS accesses data as files. To a client OS, a SAN typically appears as a disk and exists as its own separate network ...
244boy's user avatar
  • 625
0 votes
1 answer
388 views

generate CSR with SAN does not seem to work. on centos 8

I have been trying to generate a CSR which includes a san of type OtherName. the generated CSR does not seem to have the SAN field. this is the configuration file: distinguished_name = ...
danidar's user avatar
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0 answers
1k views

Homelab SAN, I need advices

I'd like to add a SAN to my homelab for learning / fun purpose, so I have spend the last few days trying to learn more about it but as some infos are pretty old and there is a lot a different ...
Karnalta's user avatar
  • 101
0 votes
1 answer
313 views

can HDD handle SAS3?

Can mechanical hard drives (HDD) handle SAS 3's 12GB/s throughput? I'm trying to make a cost analysis that requires maximized transfer speeds but can ONLY use HDD (please don't mention SSDs). Maybe I'...
Simonhawk's user avatar
0 votes
1 answer
122 views

Is it essential to use clusterwares for active-active cluster using SAN?

I want to use SAN storage as shared disk for two active nodes running on Linux, and I want to use it as raw device (without file system). At first I thought it would have no problem if the disk is ...
M.Woo's user avatar
  • 1
0 votes
1 answer
67 views

How to find if FC-Switch using port-zoning or not Brocade FC 300

I have to replace a HBA on RedHat5.3 due to card failure. A tech guy asked me that "Check your FC-Switch Zoning Type of Port Zoning or not? , because if host accessed by WWNN, you'll need to update ...
delorean924's user avatar
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0 answers
350 views

Hyper-V VM fail with at end of iSCSI boot

I have a Hyper-V VM (generation 1) booting from iSCSI The OS in the iSCSI target is Windows 10 it loads almost all of the of the system and fails at end with "INACCESSIBLE_BOOT_DEVICE" error try ...
ZEE's user avatar
  • 966
2 votes
1 answer
687 views

Can Linux export disk images as ATA devices over Ethernet?

This is pretty much just plain curiosity. But there is a thing called ATA-over-Ethernet, which should be supported by Linux and which allows you to export raw disk access over Ethernet directly in ...
Jo-Erlend Schinstad's user avatar
1 vote
1 answer
446 views

SAN wildcard for whole domain TLD

Is it possible to make SAN wildcard self-signed certificate for whole local TLD (.test)? [ san ] subjectAltName = @alt_names [ alt_names ] DNS.1 = ...
Alexander Kim's user avatar
25 votes
3 answers
6k views

How is a NAS different from a SAN?

I've been doing research into NAS and SAN for a situation at work, and I am struggling to workout the difference between the two on a corporate level. Is a NAS basically just a small SAN? Or are SANs ...
T Crumpen's user avatar
  • 421
0 votes
1 answer
100 views

Which server in the iSCSI network needs the offload network adapter TOE?

Which server in the iSCSI network needs the offload network adapter, the initiator server or the target server?
Dre_Dre's user avatar
  • 183
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0 answers
422 views

Same dropbox account, multiple VMs. Most efficient way?

What is the optimal way to use the same Dropbox account on multiple virtual machines residing on the same computer? I could just install Dropbox on the main user of every VM, but that would be ...
Stonecraft's user avatar
1 vote
1 answer
939 views

How to make iscsi initiator propogate changes?

I use CentOS 7. I created simple target/initiator configuration and two acls(ACL) for two users. However, when I mount on both users and write from the first user, write changes don't propagate to ...
user avatar
1 vote
0 answers
32 views

SAN(FC) Storage does not work with VmWare

I'm having trouble with SAN Switch and VMware. The situation is as follows. I have 2x HP MSA SAN Switch 32port, 2x servers, 2 SANs storage (IBM, HP). Both servers see both storages. It's okay. Now, I ...
Rasputin's user avatar
0 votes
0 answers
641 views

Mount shared SAN storage on one machine as read/write but read-only on others

I am writng a golang web application that will allow users to upload files and later retrieve them. Application is divided in two parts Part-1: Web-portal, it will be hosted on multiple linux web-...
SamTech's user avatar
  • 225
0 votes
1 answer
110 views

Static or Dynamic addresses when connecting to a SAN

Best practices question: I have many computers connected, in the same rack, to a SAN. The SAN talks iSCSI to the network, and will need to have an IP address to serve out storage. The question is if ...
Aviator45003's user avatar
2 votes
1 answer
3k views

Qlogic qla2xxx fibre channel HBA not displayed by targetcli

I'm experimenting with FC with a view to setting up a SAN but appear to be stuck at the first hurdle - I can't seem to get targetcli to give me the option of using my qla2xxx card as a target. I've ...
hygri's user avatar
  • 484
1 vote
0 answers
543 views

Changing The Name On A Hard Drive That Comes From A SAN

Terms: VM = Virtual Machine LUN = Logical Unit Number Used In SANs SAN = Storage Area Network S2K8R2 = Windows Server 2008 R2 OS Backstory: OK so I have a SAN (Dell MD3200) that I have created a ...
Arvo Bowen's user avatar
2 votes
2 answers
1k views

How can i build home SAN with SATA drives only

In my home i have 5 user using different computers and we have one server with vmware Esxi on it to use for virtual machines The problem i am having is storage i have desktop where i have stored 7 ...
user1721949's user avatar
0 votes
1 answer
61 views

how big is SAN and is it feasible to use it in home

I have seen this add for SAN and its looks cheap for 50TB storage. But i am not sure How big will that be. i mean can it be fit on my computer desk Can i sue with my normal desktop Is it will be ...
user1721949's user avatar
0 votes
1 answer
549 views

How to move data from root disk to SAN in Solaris Zones

Okay, this might be quite straight forward but since I have never done this before, I am not sure the ramifications. So I thought I ask here. I have previosuly created a zone on an ldom (guest ldom ...
Scott's user avatar
  • 31
1 vote
1 answer
145 views

How to use one nic for storage traffic & other for network traffic?

I have a Slackware Linux machine with two network interface cards and I want to use one interface for network traffic and other for storage traffic. As this is Slackware, I don't know if this could ...
Ankit's user avatar
  • 23
0 votes
1 answer
133 views

Most efficient way of purging of 10TB data from SAN?

I want to purge storage data from SAN which accumulates to 10 TB. The storage is mounted as mount-points on a system for which it is visible I was recommended by a friend to use winscp But I don't ...
user3066819's user avatar
5 votes
3 answers
10k views

SAN vs NAS: How to explain the difference in layman's term?

I am from a software background so I am not really up to date with these storage technology. I am asked this question today and I don't feel like I am able to give a correct answer. Here is my ...
Anthony Kong's user avatar
  • 5,088
1 vote
1 answer
123 views

Multiple File Splitting in Windows or Linux

We have a 21TB LUN full of images that are approx 600K in size in multiple sub folders on the disk. We are trying to split the 21TB LUN into 8 smaller LUNs that are about 2.6TB a piece in order to ...
user avatar
2 votes
1 answer
964 views

Am I likely to encounter data loss when using ZFS send to copy a pool to a server without ECC memory?

I have an OmniOS file server with a ZFS raidz2 array that I want to back up to another machine over gigabit ethernet. The other machine is a Linux (Ubuntu 12.04) system with non-ecc RAM connected to a ...
Jay's user avatar
  • 21
0 votes
1 answer
898 views

For a high performance server, where do I put the page file, SSD, local hd or SAN?

I am in the process to spec out the server. I know the page file performance is critical, as well as system temp folder for our app. Where should I put them? Choices are local HDD, SSD or on the SAN? ...
nini thepug's user avatar
2 votes
0 answers
261 views

Sharing storage on Linux and Solaris

I'm looking for a solution in order to share a san mounted volume between several hosts running on Linux (RHEL) and/or Solaris (Sparc). Note that I basically need to share a set of directories ...
devlearn's user avatar
  • 121
1 vote
1 answer
1k views

Performance of iSCSI devices

I am toying around with the idea to use my 2009 Mac Mini as a server. For performance and reliability reasons, I guess I would want to replace its HDD with a SSD. In order to have some disk space ...
Percival Ulysses's user avatar
0 votes
1 answer
430 views

Re-atched a FC Tape Drive part of Tape Library - how to update Backup Exec?

I've re-patched a FC Tape Drive that's part of a Dell ML6010 Tape Library who's link failed due to a failed HBA in the server. I've re-patched so it'll come into the only working HBA in the server now,...
Kenny's user avatar
  • 225
0 votes
2 answers
99 views

Scaling home/enthusiast server setup

I'm looking to maintain a home server of media (videos,music,etc.) with some RAID(fallback or redundancy) support that I can update relatively easy over the years. My high level plan is to buy 1U or ...
Joey's user avatar
  • 101