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Questions tagged [iscsi]

The Internet Small Computer System Interface (iSCSI) is a transport protocol designed to communicate SCSI commands over IP networks. It is described by Internet RFC 3720, though it has been amended and corrected by later RFCs.

The Internet Small Computer System Interface (iSCSI) is a transport protocol designed to communicate SCSI commands over IP networks. It is described by Internet RFC 3720 (http://tools.ietf.org/html/rfc3720), though it has been amended and corrected by later RFCs.

RFC 3720

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Can not compare Values of Variable with strings in Powershell

I am trying to get info about an iSCSI-Targets Connectionstate. Ideally I want to have a variable with a value that is True or False for connected or not connected, so that i can run commands to connect or disconnect as needed. If i set the Variable…
Heino Backhaus
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Multi-Queue (MQ) in SCSI and iSCSI

I have a question regarding multi-queue (MQ) in SCSI layer and consequently iSCSI. Apparently there is good technical and scientific literature explaining multi-queue (MQ) on block layer level. But there is rarely any good explanation that how this…
BZKN
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iSCSI Initiator Error

When connecting to iSCSI target using starport it shows connection failed check firewall, when conneting using microsoft iSCSI initiator its shows target error. But there is no problem with firefall on target and initiator, AS i can connect to…
Priyan R
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Connect k8s pod to iscsi

I'm using a terastation's iscsi capabilities to create storage for my k8s 1.14 cluster (kubeadm, ubuntu 18.04). I check the iqn: iscsiadm --mode node 192.168.2.113:3260,1 iqn.2004-08.jp.buffalo.7403bd2a30a0.drupal-mysql There's no ":". when I…
mlbiam
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Command line tool or library to interrogate iSCSI target

I'm trying to debug a problem with iPXE when it attempts to mount an iSCSI LUN from an LIO target. It's not getting the protocol quite right and that's leaving the LUN in a bad state. I need the flexibility to manually replay the steps, and to…
tlum
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iSCSI LVM configuration does not survive restart

I'm doing some testing in which I utilise iSCSI. Strange things are happening and I'm looking for an explanation. If anyone could suggest something, I'd be really grateful. So here we go: There are two VMs running Debian9. One is an iSCSI target…
randomUsername
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iscsi Disk not showing up in /dev/disk/by-path

I was able to successfully log into an ISCSI target by command command:sudo iscsiadm --mode node --targetname iqn.2010-06.com.XXXX-a215 --portal 10.X.X.X:3260, 1 --login output: Logging in to [iface: default,…
Vishnu Kamavaram
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oVirt Multipathing MPIO Fibre Channel how to?

I have a question regarding oVirt and multipathing. I have a cluster with 4 hosts and a storage system (Dell EMC) connected via fibre channel. At the moment I have a SAN Switch between the hosts and the storage system, but I want to attach the hosts…
MatthiasAUT
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FCoE on RedHat 7.4 server with QLogic BCM57xx not detecting the SAN

I am trying to configure RH7.4, installed a Dell Poweredge FC830 to talk to an EMC Unity SAN. The server has a QLogic BCM57xx card. I used the lifecycle controller to deploy the OS. After the installation I couldn't see the expected 'Fibre' lines in…
user2516278
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scsi_id : No such device or address

Trying following scsi_id command:- /lib/udev/scsi_id --verbose --page 0x83 --whitelisted /dev/disk/by-path/ip-10.182.97.58:3260-iscsi-iqn.2018-02.com.dum:target02-lun-3 But command is exiting with following output :- scsi_id: cannot open…
mindalkar
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Unable to login in iscsi initiator in docker container within a kubernetes cluster

Unable to login in iscsi initiator in docker container running inside a kubernetes cluster I have installed open-iscsi package in a docker ubuntu container with privileged mode inside a kubeminion. The iscsi target is running and the iscsi initiator…
Ram
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How does LBA of LUN mapped to image file of iSCSI file-based target

I created a file based target by dd a file and mapped to a iSCSI target. It was done by the example from here dd if=/dev/zero of=/root/os.img bs=1G count=10 Target iqn.2010-06.ServerName:desc Lun 0 Path=/root/os.img,Type=fileio I can see the…
Schmidt
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Exposing ISO file as iSCSI target in Linux

How can i expose a iso file as iSCSI target in Linux. I tried the following, mknod /dev/fake-dev1 b 7 201 losetup /dev/fake-dev1 1.iso And then I modified the ietd.conf to point to the block device, Lun 0…
Thomas
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Error on mount through php "exec"

I'm trying to mount an iscsi virtual disk, but if I execute the command through the exec function in php this give me that error: mount: special device /dev/sdf1 does not exist. But if I run the command directly in the console it run well!! What can…
ldcl289
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iscsiadm: cannot make connection to ...: Connection refused

I'm struggling to get iscsiadm to connect from the iSCSI Initiator VM (using VirtualBox) to my iSCSI Target VM (also on VirtualBox). E.g. iscsiadm --mode discovery --type sendtargets --portal --discover iscsiadm: cannot make connection…
Snowcrash
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