iSCSI, is an abbreviation of Internet Small Computer System Interface, an Internet Protocol (IP)-based storage networking standard for linking data storage facilities.

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What is mapping fiber channel upon install of 14.04?

We installed 14.04 that is connected to a fiber channel. I was expecting to wrestle with multipath to get the LUNs connected, but I noticed that I am mounted to the fiber channel right after install. ...
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743 views

Highly available iSCSI target

I'm in the process of setting up iSCSI target on DRBD following the steps detailed here. I would appreciate if someone can answer and explain the following queries: Is there a way to set up just 1 ...
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128 views

iscsi_trgt module for kernel 4.5

Ubuntu 15.10, Kernel 4.5 I followed this guide: http://www.cyberciti.biz/faq/debian-ubuntu-building-installing-a-custom-linux-kernel/ and I'm running Kernel 4.5, but I'm missing the iscsi_trgt ...
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45 views

Can I get back data after setting up root to iSCSI device?

I tried to setup iSCSI target and defined root partition as target (that was wrong I know). I didn't format the iSCSI device; is it possible to get back the data from this partition? System does not ...
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190 views

ISCSI iscsi_trgt sess_param_check(55) default_retain_time is out of range

Clustered ISCSI target has been installed based on Ubuntu Server 12.04 amd64. Target is working, but I have few kernel messages, when heartbeat starts iscsi service. Sep 5 08:47:58 cluster01 kernel: ...
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Targetcli can't load modules qla2xxx and ib_srpt

I've installed targetcli from ubuntu repository and when I start targetcli as root, it starts and display following info: Welcome to the targetcli shell: Copyright (c) 2011 by RisingTide Systems ...
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368 views

Device attached over iSCSI not found at /dev/disk/by-path

Device attached over iscsi not found at /dev/disk/by-path. The iscsiadm also shows that there are devices without attached disk: sudo iscsiadm -m session -P 3 iSCSI Transport Class version 2.0-870 ...
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How can I modify Ubuntu SCSI driver to support non-512 sector size hard drive or SSD like sector size = 520 bytes?

I have one drive with sector size = 512 bytes (/dev/sdb below) and one drive (/dev/sdc below) with sector size = 520 bytes as follows. # lsscsi -g [0:0:2:0] disk ATA SDLF1DAR-480G-1H ...
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97 views

Help connecting to Fiber HBA

We have a fiber channel set up, and I'd like to connect to it (I'm on Ubuntu 12.04 btw). I can see the wwpns that were delivered. But I don't quite know what to do from here. I can fdisk to the ...
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176 views

Ubuntu server 14.0 iscsi drive not mounting

I am new to Ubuntu and I am having a problem mounting an ISCSI drive on boot. When I watch the services start up, I see FAIL for mounting network filesystem. When the server finishes booting, the ...
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259 views

ubuntu 14.04 boot from san

I installed ubuntu 14.04 on iscsi target and after reboot i get grub rescue prombt after error Boot sector id not valid error: no such device : c098787-4839-34bh-3d4f-b3eef9i3j9f any advice ?
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7 views

Two initiators connecting to iSCSI target (file changes not recognized)

In my environment, I have multiple OS's. Currently, I have two machines connecting to my Windows iSCSI target. However, when I add/delete a file or folder on one machine, it's not recognized on the ...
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13 views

Assistance with configuring multipath for Ubutu iSCSI diskless boot

I am trying to set disk-less boot and it was a success following these steps. Prepare environment [Target/Dhcp/tftp/ipxe etc] PXE boot client with ubuntu iso as second boot device. During ...
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28 views

How to install Ubuntu Server to a iSCSI Drive using IBFT

We have to install Ubuntu Server 16.04 on iSCSI Drives and boot from them, because we have no local storage. We have configured the iSCSI capable Network Controllers to log in into the iSCSI Target ...
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6 views

How to prevent iscsiadm from mounting iSCSI target during boot

I am running Ubuntu 14.04.04 server. I logged into some targets using iscsiadm. Each time I boot it tries to login into targets. Even though I changed. vi /etc/iscsi/iscsid.conf node.startup = manual ...
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71 views

Ubuntu 16.04 server mount takes very long

I installed 16.04 for my server and find that when mounting my Drobo partition it takes a very long time. In 14.04 this was near instant but now it's so slow it actually times out when using fstab and ...
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13 views

how to disable blank alias sending in sendtargets (open-iscsi)

I want to connect to an iscsi target in Windows, I installed open-iscsi, and connect to the iscsi target using sendtarget mode, the problem is that the target is rejecting the initiatoralias which is ...
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30 views

Why iscsi volumes mapping to linux device always changes when adding new volumes?

All, I found every time when I create a new volume on iSCSI storage and restart iscsi on my linux host (to discover this new volume), the mapping of previous iSCSI volumes to linux device names of ...
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111 views

Missing the /iscsi path in targetcli

I am running Ubuntu 15.10 cloud image on OpenStack and I am having an issue with targetcli. I need to configure an iscsi target, but the /iscsi directory is missing. $ sudo targetcli /iscsi info No ...
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22 views

iscsi connections not appearing as local device

I'm attempting to connect to an AccuRAID AR316IR from Ubuntu 14.04. I've run the following commands: root@BSPRDLNX02:/etc/iscsi# iscsiadm -m discovery -t sendtargets -p 192.168.10.71 ...
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103 views

How to mount a “Microsoft Data Protection Manager (DPM)” volume image in Linux?

I have MS DPM on an ISCSI lun. ISCSI is not starting so I want to mount it and backup the data. The lun just appears like a 11 TB file. If this was NTFS or VMFS on that LUN, I could use kpartx to ...
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285 views

Best iSCSI Target for Ubuntu 15.04

What is preferred service for iSCSI target on Ubuntu Server 15.04 ? Most tutorial shows IET but isn't outdated server ? There is also LinuxIO and SCST, but what is Ubuntu 'recommended' ?
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42 views

Server 14.04 LTS

I use 14.04 LTS server with latest updates, did all as written here: iscsi_trgt missing because can't build kernel module with same problem, installed all 3 packets as Clausi sad and it helped me ...
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141 views

iscsi drive not connecting at boot - breaks ordering cycle

Not sure if this is allowed, but I mounted an iscsi drive, encrypted it with LUKS, added LVM on top, and mounted it. Now I am trying to mount it as any other drive on boot, but it doesn't come up. ...