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Questions tagged [iscsi]

iSCSI - SCSI over IP - mount disks across the network

iSCSI is Internet Small Computer Systems Interface, and is a standard for sending SCSI commands across the IP layer of the TCP/IP suite.

Unlike ATA over Ethernet, (ATAoE) iSCSI allows you to use the same network link for mounting remote storage as well as communicating with the rest of the network.

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ISCSI and Windows Server 2019

I have 2 servers Main one is acting server the other one is providing HDD as ISCSI to main server. Purpose of this setup is Media Streaming sometimes there is transcoding involved. In application I can't use both servers. I can only use one. My…
Saeb Msarwa
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HA configuration for KVM machines installed on shared iSCSI storage

My requirement is to provide HA to a Zimbra Server. We want Zimbra files to be installed in a Netapp SAN which is providing around 5.7 TB as a SAN iSCI Drive. Since Netapp comes in with Dual Controller and stable performance, we are unlikely to have…
John The Hacker
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How to fix slow iSCSI speed (in comparison to SMB)?

I have a NAS which provides SMB and iSCSI targets, and a server which is directly connected via a 10 GbE link (no switch in between). I experience slow speeds with the iSCSI target in contrast to "high" (expected) speeds with a SMB "target". See the…
burnersk
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PAGE_FAULT_IN_NONPAGED_AREA when booting Windows 10 from iSCSI network drive

I am trying to set up Windows 10 for diskless boot via iSCSI, as described, for example, here or here. I am able to run the Windows 10 installer to install Windows on the target iSCSI drive. However, on the first boot from the drive, I get a Blue…
Kenton Varda
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Synology and vmware with 4 way MPIO slow iSCSI speeds

I am trying to achieve high iSCSI speeds between my ESX box, and the synology NAS. I am hoping to achieve a top speed of 300-400 Mb/s. But so far all i've reached is 150 - 170 MB/s. The main test that I am using is to create a 20GB Virtual Disk,…
acanessa
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How to do Iscsi deep discovery?

In our storage array we change the discovery IP. Once the discovery IP is changed, the Multipath connection has to be rebalanced (It should make connection again with new discovery ip). But it is not rebalanced. We had to do Rescan disk and Iscsi…
Samselvaprabu
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iscsi multipath on CentOS 7, is it possible with existing partition

I have an ISCSI server (NetApp) with multipath support, initially i login (iscsi login from client) with one controller and created an iscsi partition (sdb) in CentOS 7. Also i copied some data's into it. Now i need to configure multipathing but i…
James Arems
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Why can't I make a failover cluster using iSCSI for shared storage?

I’m trying to build a 2-node failover cluster (sqlnode-1, sqlnode-02) using Server 2016 guest VMs in my Hyper-V-based lab. The problem I have is that the cluster wizard doesn’t recognise my shared storage. I’m trying to use iSCSI for the shared…
gf131072
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How to configure StarWind Virtual SAN Free

I tested my environment during the 30 day trial and really liked it but now I want to make it work with the free version. I started over and followed these walk-through from Starwind Creating HA Device with StarWind Virtual SAN Free and StarWind…
Carobell
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Slower performance using Jumbo Frames on Dell PowerVault MD3200i

We have a Dell PowerVault MD3200i connected to a server via iSCSI using 2 Dell switches (PowerConnect 6224) at 1GB. The server has VMware ESXi 6.5 installed and it's connected to the PowerVault using 2x 1GB NICs connected to each switch. I have a…
Alberto Medina
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Can I mount a block device both over iSCSI and locally?

I have a block device (/dev/mapper/vg0-data) on a server. I am planning to mount it locally on the server directly through Linux mount, but also expose is through iSCSI to another server, which will connect to it twice to have multi-path connection.…
Mitar
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Connecting Freenas to Windows Server 2016 with MPIO

We recently had a Problem with the Raid Card in our Windows Server. We used this excuse to enlarge our storage Pool and implement a few other upgrades. The current Setup is: FreeNAS Server The Server used is a Dell Poweredge R710 with dual Quad…
Melvin_XIII
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Windows 10 iSCSI Boot

I have a Problem and a Question around the same deployment First, We have a regular campus environment ... various windows clients and departments and vlans and Active Directory, NPS, you know the drill. Now I have a bunch of computers…
a.atlam
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Mount iSCSI on Windows Server without formatting?

I'm trying to test some backup solutions for our fileserver running on Windows Server 2012 R2. I have recently inherited this IT-environment and it is currently running Cobian backup as a pure file backup which seems to work ok for the moment. But I…
Linus Lundgren
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How can I convert a iSCSI system disk from XenServer to another format

Perhaps this is quite a silly question. I installed a new VM on XenServer. It loads the full system from a iSCSI from a NAS. Now I am planning to migrate to Proxmox as XenServer falls short regarding USB passthrough. Nevertheless, I don't have a…
kankamuso
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