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Questions tagged [open-iscsi]

37 questions
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1 answer

ext4 errors with dm-crypt / LUKS on top of an iSCSI device

I have two oldish "NAS" devices, specifically Buffalo TeraStation Rackmount iSCSI ("TS-RIXL/R5"). Those are basically embedded computers running Linux with four SATA slots and two Ethernet ports, with a firmware that shows up as an iSCSI…
ftc
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iSCSI initiator APIs

Situation: Writing an automatic file sorter to search for files in iSCSI connected disks. My program will be sitting on a client machine (iSCSI initiator), connected to a server (iSCSI target). Problem: I could use system calls to call on the…
Timothy Wong
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Synology iSCSI not mounting after repair

We have a Synology NAS device which provides iSCSI services to a large disk array. We had a couple of drives replaced and it took long for the "Repairing..." to finish and now our Ubuntu 10.04.4 LTS server is not mounting the storage. When I start…
rwfitzy
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iscsi add a new storage machine to the san network and configure as one large disk

I have looked around so much but still couldn't find a practical working answer/example about adding a new storage machine to the iscsi san network and instead increase storage capacity. What I have found and done. I found steps on how to install…
Dennisrec
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ietd - spamming logs ietd: unable to connect (Connection refused) 2

I have a fileserver (debian wheezy, 3.2.0-4-amd64 #1 SMP Debian 3.2.60-1+deb7u3 x86_64 GNU/Linux) set up with open-iscsi, o2cb, ocfs2. 3 connected clients and the fileserver itself are working great, serving the share to all connected hosts. BUT: I…
Yenky
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1 answer

Log in to a single LUN of a target with iscsiadm (open-iscsi)?

Is it possible to connect to only a single LUN of an iscsi target when using iscsiadm? I have a target like "iqn.0000-00.iscsi.foo:bar" this target has 1000 LUN's. If I do iscsiadm -m node -l -T iqn.0000-00.iscsi.foo:bar then it connects to all the…
CR.
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VMWare ESXi and iSCSI via FreeNAS

I've recently been setting up a sandbox ESXi environment with a VM running FreeNAS providing a volume which is connected as a datastore on the host via iSCSI. I've created a VM on this datastore and the write performance is what I'd expect, around…
dunks
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VM iscsi disk crashes on one VM Host, not on the other

I have a VmWare solution running on a HP bladesystem with a Lefthand ISCSI san. There are currently two VmWare hosts in that environment. I have two Debian VM's sharing an ISCSI disk (with ocfs2), mounted directly from the san using open-iscsi. It…
Berzemus
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iscsi concurrent access / iscsi volume shared access on NAS

I having a 7-bay NAS box with Raid-5 (5.3TB usable) with netgear gigabit Ethernet switch to connect the hosts (3 windows7 machine Specs: i7 / 16GB RAM / 1TB HDD / gigabit Ethernet NIC). (All of the endpoints are configured with jumbo frame support…
yral
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iscsid broken mount after recovery

I am playing with Open-iSCSI and came across some troubles. When the network link between my initiator and the target fails, iscsid will recover the connection, which is good. But my mount is broken and yields I/O error until it is remounted. Is…
dna
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iscsiadm deletes configured CHAP credentials; how to prevent this?

I have a home lab set up with libvirtd and iSCSI. I have most issues worked out/around but there's one issue that still puzzles me. I can't find an answer on Google or serverfault.com. Often when logging in to my targets I'll get an authentication…
Adam J Richardson
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5 answers

CentOS7 Targetcli Configuration lost after server reboot

Targetcli configuration got lost after server was rebooted, i tried to restore configuration from backup files with targetcli restoreconfig configuration is not restored output message of the command storageobjects or targets present,…
ahmedjaad
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How to add LVM logical volume data domain with iSCSI as storage type on oVirt?

I am trying to add a storage domain on oVirt with iSCSI as storage type, first i need to know whether i am doing this correctly.My understanding is there must be a storage server (target) and Initiator (for the case of oVirt this is oVirt…
ahmedjaad
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How to configure iscsi targets so they are on dedicated ports?

I have two hosts. One is the iSCSI initiator. The other is the iSCSI target. They are both running Ubuntu 16.04 LTS and both are using open-iscsi. Specifically, the target host (let's call it "target") is running the iscsid service. It has 16…
SQA777
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RHEL: iscsiadm is not able to login in any port except 3260

Discovery is successful: [root@ncdqd0110 iqn.11351.com.xxx:AAA]# iscsiadm -m discoverydb -t sendtargets -p 127.0.0.1:54541 --discover 127.0.0.1:54541,-1 iqn.2495.com.xxx:AAA Login is failing: [root@ncdqd0110 ~]# iscsiadm --mode node --target…
sss
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