Primarily questions about disk storage, sometimes questions about application storage or cloud storage. Always questions about storing data.

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5
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2answers
336 views

Windows Server Manager stuck on 'Display will be complete when the server inventory has finished…'

I cannot access Storage Pools in Server Manager because it seems that it's stuck on 'Display will be complete when the server inventory has finished...'. The little blue bar up top keeps running, so ...
3
votes
2answers
557 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 ...
2
votes
2answers
113 views

Setting up Multi-server Infrastrure? Advise the best options

We are setting up a number of Virtual Machines (around 250) for a customer who is basically using an application written in LAMP + Java with a bit of customizations in each of these 250 instances. ...
1
vote
2answers
86 views

How do I change the hostname in a fhgfs management node?

FHGFS is a high performance parallel file system typically used in clusters. How would you go about changing the hostname of the management server without breaking connection between the storage and ...
1
vote
2answers
948 views

RAID controller won't rebuild RAID-1 array

I have a RAID-1 array on a desktop computer. The RAID controller is a 3ware 7006-2. Recently the controller has been reporting ECC errors from one of the drives. It was able to correct all of those ...
1
vote
2answers
282 views

Is it possible to do storage without RAID and unnecessary redundancy?

I'm building multiple storage nodes for Riak database. Each node contains 20-40 x 2TB drives. Riak replicates each save to 3 nodes so there I have redundancy. Now the question is that what's the best ...
1
vote
1answer
1k views

how-to: ZFS design and cache tuning : ARC, ZIL

storage system in consideration from below h/w lying idle: 6 x 300GB 10K SAS; 2 X 146 GB 15K SAS; 12GB DDR2 RAM; Xeon CPU 2.5Ghz two 1GB NIC ports 1 - DLink 1GB ethernet switch (1000/100 MB) 8-port ...
0
votes
1answer
29 views

setup LVM to combine local and network block devices?

Because my local RAID-based logical volume is not big enough, I am thinking to extend it to a network block device. I am aware that when read/write to the network block device, the performance is ...
0
votes
1answer
41 views

Advice needed about RAID and partitioning new server

first of all i want to appolagize if i doublepost. Plese merge this with similar post. Thank you. Now about the situation and the system we are trying to build and want an advice from experienced ...
0
votes
1answer
67 views

Bacula storage daemon won't write to labeled volume

My Bacula configuration won't write to any labeled volume, as long as it's outside of /tmp. When the SD is configured to write to /tmp however, everything works flawlessly. [herpderp@neuromediator2 ...
0
votes
1answer
25 views

Purpose of '.status' VHDs that are created when booting an Azure VM

I'm using the Portal (portal.azure.com) and choosing the Resource Manager view when booting an Ubuntu VM on Azure. I'm seeing that there are two vhds that are created as part of booting the Instance. ...
0
votes
1answer
45 views

Finding out which is the failed drive on Intel SRCASRB RAID Controller

There is very old server with Intel RAID SRCASRB Controller with 4 x WD5003ABYX-0 500GB drives connected to it in RAID5 array. One of those drives has failed and I want to replace it. Since server is ...
0
votes
1answer
100 views

How to get live scsi traces from Vscsistats?

Here are things I already know, using vscsistat -t option I can get command traces for "VM/.vmdk" on ESxi. Steps to get scsi traces are: Start capturing traces, On Successful starting will ...
0
votes
1answer
408 views

SATA Hard disk on RAID controller does not show on windows, and healthy on BIOS

We have a WIN2012 R2 server (3 x SSD 1T each, 1 x SATA 2TB), each drive is being put on it's own RAID (reads 4 "Adaptec Array SCSI Disk Device) on device manager in windows "disk drives" section ...
0
votes
1answer
50 views

HyperV-2012R2 Storage Migration cannot migrate entire VM in FCM

I am new to HyperV and currently moving our setup from esix4.1 to 2012R2 HyperV. We were testing out the storage migration and it is pretty cool but I could not figure this out: - If the VM is not in ...
0
votes
1answer
3k views

OpenStack Cinder: iSCSI login negotiation failure after reboot

I have a Cinder storage and controller node running on the same CentOS 7 box as Nova compute. Everything worked fine, until I rebooted. Now my instances can't mount volumes and I get the errors below. ...
0
votes
1answer
68 views

IBM Fiber Storage

I am asking this question on behalf of the company i work for, What the problem is that we have just setup a fiber storage system with an IBM Server and IBM Fiber Storage system, we brought the both ...
0
votes
1answer
299 views

Unclaimed disk space but no actual physical disk present

I am working with Ubuntu server 12.04 and earlier this week we detected a bad disk in /dev/sdl. I was not able to query its mount point and it also had failed SMART tests. Today I brought a brand new ...
0
votes
1answer
188 views

Debian Installer Partman and reserved blocks

I did this preseed configuration but I'm unable to remove the percentage of reserved blocks directly from the partman recipe. It seems that the option "partman-basicfilesystems/specify_reserved" is ...
0
votes
1answer
88 views

Will 3ware controllers continue to rebuild when I reboot the computer?

I am using a 3ware 9690SA-8I controller and one drive in my raid 6 hick uped and now the raid is rebuilding. Meanwhile I noticed I have an unfortunate combination of stupid programs and I need to ...
0
votes
1answer
2k views

EMC PowerPath Support Matrix

I know this is a stupid question, but I've found nothing online. Does anyone know where EMC has hidden the support matrix documentation so that I know what version of PowerPath is supported with ...
0
votes
1answer
112 views

P410i: replacement disk disk is not synchronizing; Port ID changed from 1l: to 2l:

Little problem: Our SA 410i changed the adress of slot 5 of the disk-backplane from Port 1l: to Port 2l:. I don't know why there were no configuration changes made. We have an HP 380 G6 with an ...
0
votes
1answer
210 views

How to set two RAID1 on the HP SA-E200i controller?

I have an HP ML350 G5 with a RAID 1 between two SAS disks. I want to add 2 extra disks and configure a new RAID 1 separated from the other one. Reading this topic Multiple RAID arrays on E200i it ...
0
votes
1answer
295 views

Hyper V with a DELL MD3000 Poor I/O

Current build is 2 Dell R900 24core each 128GB ram - 8x 144GB 15k 2.5 SAS on a Perc 6i local - 15x 300GB 15K 3.5 SAS in a Raid5 DG 6 VG in the MD3000 using 2x Perc 5e HBA - OS Windows 2012 R2 ...
0
votes
1answer
504 views

Dell raid configuation issue omsa

I've been trying to create a raid using the dell srvadmin tools including raidcfg and omconfig. Controller info: [root@ksssd tmp]# /opt/dell/toolkit/bin/raidcfg controller controllerid=0 ...
0
votes
1answer
139 views

How to benchmark a whole storage infrastructure

I'm a 100% sure that I'm not the first one to consider benchmarking a whole infrastructure, but yet I haven't found any relevant information on how to face this challenge. As I guess we all know what ...
0
votes
1answer
130 views

I want to enable Blob Storage for my website, will this plan work?

My current setup is a website hosted with Azure Websites. Unfortunately, due to site growth, I need to enable Azure Blob Storage on the site, but it's not as easy as flicking a switch. My plan is to ...
0
votes
1answer
193 views

Unmount volume or halt Linux on disk IO error

Is there a way to dismount a volume (with open files on it) or cause kernel panic if IO error occurs on underlying disk? OS is Linux. This is needed to prevent data corruption in case of storage ...
0
votes
1answer
51 views

Grid storage for large files on multiple external machines

I have several dedicated servers with unused space on them. 16GB+ RAM, some have SSD, other HDD. All have minimum 100Mbps connection. OS is Debian 7 64bit. There is no LAN connection between machines (...
0
votes
1answer
492 views

Solaris iSCSI read speeds increase when we start writing

Here's one I haven't seen before. We have an IBM Storwize V3700 storage array, 24 TB, RAID 5 connected to a Solaris 10 file server via an iSCSI link over Gigabit Ethernet (no MPIO at present). We ...
0
votes
1answer
100 views

Consequences of exposing VM storage on same subnet as VM's and hypervisor

I recently purchased a RAID array to store my VM's and segregate the storage from the host machine. Since my needs are pretty simple I've configured the VM's to bridge with the host network (I think ...
0
votes
1answer
127 views

Windows Storage Server… Just a single Administrator session?

I have a server with "Windows Storage Server 2008 R2 Standard" operating system. My problem is that I cannot access the server with Administrator account with two users at the same time... Just one ...
0
votes
1answer
81 views

Swap files in Cloud Infrastructures

At our company we set up an OpenStack Cloud and are currently creating internal guidelines for creation of OS templates / images. One controversial topic was if we should provide swap inside the VM ...
0
votes
1answer
571 views

mdadm: superblock on /dev/sdd1 doesn't match others - assembly aborted

OS: Debian Squeeze Kernel: 2.6.32-5-amd64 mdadm version: 3.1.4 (31 August 2010) mdarrays md1 = raid1 (this is working) (devices: /dev/sd[fg]1) md0 = raid6 (previously raid5, ...
0
votes
1answer
112 views

SBS 2008 Duplicate Files - what can I delete

I'm trying to look after my company's SBS 2008 server. It keeps running out of space on the C: (OS)drive, so Exchange stops when it gets down to 4Gb free space. From what I can tell after the last ...
0
votes
1answer
80 views

Raid group on a p2000g3 iscsi

I have to set up an hypervR2 cluster (2nodes) and a san storage (hp p2000g3 iscsi) with 12 disks (300 GO, 10k SAS) The p2000 has 2 controllers. What is the best ? ONe big raid group (raid10) with the ...
0
votes
1answer
437 views

WordPress MU with multiple Servers; wordpress won't show media-files; Syncing things

yesterday I have seted up a wordpress "clutser". Two Front/Backend Servers for Nginx and PHP One Database Server on all there is installed memcached I have a internal network, so no authenticate ...
0
votes
1answer
118 views

When to use an EC2 server?

This question is a little more general than the title implies. I haven't been exposed to almost any server related code, so I hope you can be gentle with your replies. What I want to know, really, ...
0
votes
1answer
232 views

Server Mainboard and Storage System

Does anybody know how the following storage devices will be supported by Ubuntu, Debian or Linux in generall?? SATA-Controller: AMD SP5100 SAS-Controller: LSI 1068E Because I will buy the http://...
0
votes
1answer
273 views

Barracuda Message Archiver Database Storage Format

I need access to a Barracuda Message Archiver database so that I can issue queries against it. The default web-based email search mechanism is not powerful enough to handle complex nested and/or type ...
0
votes
1answer
88 views

Any cloud storage for backups (upload by passing a http-link)

We have our backups available via direct http and we are serching for a cloud provider with a feature: We should give a backup http or ftp link to it`s control panel or api and it should upload this ...
0
votes
1answer
114 views

Need help with Server Case + Storage setup?

I'm pretty novice when it comes to high end server storage hardware. Right now i have just a mid tower case that is running hyper-v with 2 guess instances (1 Windows 7 + 1 Windows Home server). With ...
0
votes
1answer
572 views

celerra checkpoint for a share paused

This morning when i tried to check the checkpoint feature-I stumbled upon this... Id Name State Next Run Description 21 Daily_Patient Paused ...
0
votes
1answer
616 views

Can the EMC grab utility be used on ESX hosts

Can the EMC grab utility be used on ESX hosts?
0
votes
1answer
473 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 ...
0
votes
1answer
613 views

How do I resolve an “Invalid Transaction” error saving a zone config in Brocade Web Tools?

When trying to save zoning changes in the Zone Administration tool in Brocade Web Tools, I get the status "Failed to commit changes to fabric" and the messages window shows: --- start of commit (...
0
votes
1answer
80 views

How to Assign datastorage Limit to the datastore from LM?

We have a Data Storeage XYZ with 1TB HDD and 32 GB ram. - We want to assign this to 2 different groups 500GB HDD, 16GB RAM to Group - A and 500GB HDD and 16GB RAM to another group. We want to set ...
-1
votes
1answer
31 views

RAID 10 (2+2) and (4+4) - terminology or physical setup?

I understand what RAID10 (2+2) is (stripped mirror) whereby there are data are striped across 2 groups and each group have a pair of mirror devices (2 disks). This is how i have understand "2+2" For ...
-1
votes
1answer
2k views

EMC storage - set login/password VIA naviseccli command

I have two NETRA machines that connected to EMC storage ( EMC flare 28 ) I installed Solaris 10 on both NETRA machines my question - is it possible to set the login and password for EMC storage by: ...
-2
votes
1answer
99 views

Remote storage on ubuntu server

I have an Ubuntu server having limited storage, 30GB. I need extra 100GB, how can I have a remote storage or remote drive which does not occupy local space? Cloud services like dropbox take local ...