<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:x="urn:schemas-microsoft-com:office:excel" xmlns:p="urn:schemas-microsoft-com:office:powerpoint" xmlns:a="urn:schemas-microsoft-com:office:access" xmlns:dt="uuid:C2F41010-65B3-11d1-A29F-00AA00C14882" xmlns:s="uuid:BDC6E3F0-6DA3-11d1-A2A3-00AA00C14882" xmlns:rs="urn:schemas-microsoft-com:rowset" xmlns:z="#RowsetSchema" xmlns:b="urn:schemas-microsoft-com:office:publisher" xmlns:ss="urn:schemas-microsoft-com:office:spreadsheet" xmlns:c="urn:schemas-microsoft-com:office:component:spreadsheet" xmlns:oa="urn:schemas-microsoft-com:office:activation" xmlns:html="http://www.w3.org/TR/REC-html40" xmlns:q="http://schemas.xmlsoap.org/soap/envelope/" xmlns:D="DAV:" xmlns:x2="http://schemas.microsoft.com/office/excel/2003/xml" xmlns:ois="http://schemas.microsoft.com/sharepoint/soap/ois/" xmlns:dir="http://schemas.microsoft.com/sharepoint/soap/directory/" xmlns:ds="http://www.w3.org/2000/09/xmldsig#" xmlns:dsp="http://schemas.microsoft.com/sharepoint/dsp" xmlns:udc="http://schemas.microsoft.com/data/udc" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:sub="http://schemas.microsoft.com/sharepoint/soap/2002/1/alerts/" xmlns:ec="http://www.w3.org/2001/04/xmlenc#" xmlns:sp="http://schemas.microsoft.com/sharepoint/" xmlns:sps="http://schemas.microsoft.com/sharepoint/soap/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:udcxf="http://schemas.microsoft.com/data/udc/xmlfile" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"> <head> <META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=iso-8859-7"> <meta name=Generator content="Microsoft Word 12 (filtered medium)">  <style>  </style>  </head> <body lang=EL link=blue vlink=purple> <div class=Section1> Hello,<o:p></o:p> <o:p> </o:p> Yes for instant access from all nodes to the file, you need a cluster aware file system like GFS (or GFS2 – still in experimental stage).<o:p></o:p> <o:p> </o:p> You can try the following links:<o:p></o:p> <o:p> </o:p> <a href="http://www.redhat.com/docs/manuals/csgfs/">http://www.redhat.com/docs/manuals/csgfs/</a> (under GFS section)<o:p></o:p> <a href="http://gfs.wikidev.net/Main_Page">http://gfs.wikidev.net/Main_Page</a><o:p></o:p> <o:p> </o:p> BR<o:p></o:p> Theophanis Kontogiannis<o:p></o:p> <o:p> </o:p> <o:p> </o:p> <div> <div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'> From: linux-cluster-bounces@redhat.com [mailto:linux-cluster-bounces@redhat.com] On Behalf Of Singh Raina, Ajeet Sent: Friday, July 11, 2008 2:07 PM To: linux clustering Subject: RE: [Linux-cluster] RE: iSCSI Setup as Alternative to Shared Storage..<o:p></o:p> </div> </div> <o:p> </o:p> Brilliant …Its Worked.<o:p></o:p> I think GFS will enable us to see the files instantly on both the Cluster Nodes.<o:p></o:p> <o:p> </o:p> Any Doc related to “Setting Up GFS”?<o:p></o:p> Pls Help<o:p></o:p> <o:p> </o:p> <div> <div class=MsoNormal align=center style='text-align:center'> <hr size=2 width="100%" align=center> </div> From: linux-cluster-bounces@redhat.com [mailto:linux-cluster-bounces@redhat.com] On Behalf Of Mujtaba, Sayed Mohammed Sent: Friday, July 11, 2008 4:08 PM To: linux clustering Subject: RE: [Linux-cluster] RE: iSCSI Setup as Alternative to Shared Storage..<o:p></o:p> </div> <o:p> </o:p> You are getting login to same iscsi server(ip address) using iscsi commands so both are connected to same shared storage …<o:p></o:p> <o:p> </o:p> Just mount from one node and create some files on it …unmount from that node and mount it from other node and see if created files from first node are visible or no …<o:p></o:p> <o:p></o:p> <o:p> </o:p> <div> <div class=MsoNormal align=center style='text-align:center'> <hr size=2 width="100%" align=center> </div> From: linux-cluster-bounces@redhat.com [mailto:linux-cluster-bounces@redhat.com] On Behalf Of Singh Raina, Ajeet Sent: Friday, July 11, 2008 4:01 PM To: linux clustering Subject: RE: [Linux-cluster] RE: iSCSI Setup as Alternative to Shared Storage..<o:p></o:p> </div> <o:p> </o:p> I rebooted all the machine and this time it seems to work.<o:p></o:p> But again getting stucked with something.<o:p></o:p> <o:p> </o:p> I can see :<o:p></o:p> # df -h<o:p></o:p> /dev/sda1 2.8G 37M 2.6G 2% /newshare<o:p></o:p> On both the machine.<o:p></o:p> <o:p> </o:p> But Whenever I am creating any file on one initiator it don’t get created on another.Why So?<o:p></o:p> <div> <div class=MsoNormal align=center style='text-align:center'> <hr size=2 width="100%" align=center> </div> From: linux-cluster-bounces@redhat.com [mailto:linux-cluster-bounces@redhat.com] On Behalf Of Mujtaba, Sayed Mohammed Sent: Friday, July 11, 2008 3:55 PM To: linux clustering Subject: RE: [Linux-cluster] RE: iSCSI Setup as Alternative to Shared Storage..<o:p></o:p> </div> <o:p> </o:p> When you mount the file system check using df command if it is really mounted or no ..<o:p></o:p> Why don’t you just stop iscsi service on both nodes and restart it again to do clean operation..<o:p></o:p> <o:p> </o:p> Please search in some other forums also where you might get same information available already .(do googling with whatever error messages what you are getting) <o:p></o:p> <o:p> </o:p> <div> <div class=MsoNormal align=center style='text-align:center'> <hr size=2 width="100%" align=center> </div> From: linux-cluster-bounces@redhat.com [mailto:linux-cluster-bounces@redhat.com] On Behalf Of Singh Raina, Ajeet Sent: Friday, July 11, 2008 3:44 PM To: linux clustering Subject: RE: [Linux-cluster] RE: iSCSI Setup as Alternative to Shared Storage..<o:p></o:p> </div> <o:p> </o:p> Hai..I have successfully setup iSCSI target and Initiator.I am able to :<o:p></o:p> Create a partition and file system on earlier raw partition.<o:p></o:p> I mounted the partition as:<o:p></o:p> #mount /dev/sda1 /newshare(mount point mentioned on cluster tool > resources > filesystem.<o:p></o:p> Provided e2label /dev/sda1 DATA<o:p></o:p> But When I tried to restart the iscsi on the next cluster node it showed me:<o:p></o:p> <o:p> </o:p> <o:p> </o:p> Removing iscsi driver: ERROR: Module iscsi_sfnet is in use <o:p></o:p> <o:p> </o:p> <div> Whats this error all about?<o:p></o:p> <o:p> </o:p> Now its showing on both the node?<o:p></o:p> <div class=MsoNormal align=center style='text-align:center'> <hr size=2 width="100%" align=center> </div> From: linux-cluster-bounces@redhat.com [mailto:linux-cluster-bounces@redhat.com] On Behalf Of Mujtaba, Sayed Mohammed Sent: Friday, July 11, 2008 3:21 PM To: linux clustering Subject: RE: [Linux-cluster] RE: iSCSI Setup as Alternative to Shared Storage..<o:p></o:p> </div> <o:p> </o:p> To dicover this volume from both nodes, hopefully you are aware of these iscsi commands <o:p></o:p> <o:p> </o:p> Just giving examples <o:p></o:p> 1) First discover if these volumes are visible<o:p></o:p> <o:p></o:p> 1) # iscsiadm --mode discovery --type sendtargets --portal 10.1.40.222 (where 10.1.40.222 is IP address of iscsi )<o:p></o:p> 10.1.40.2:3260,1 iqn.2007-06.com.unisys:prov<o:p></o:p> 10.1.40.2:3260,1 iqn.2007-06.com.unisys:prov-goldilocks1<o:p></o:p> 10.1.40.2:3260,1 iqn.2007-06.com.unisys:p3vmware<o:p></o:p> 10.1.40.2:3260,1 iqn.2007-06.com.unisys:p2vmware<o:p></o:p> <o:p> </o:p> You can see it is showing prov, prov-goldilocks1,p3vmware,p2vmware volumes [whichever is created]<o:p></o:p> <o:p> </o:p> 2)Login to iscsi<o:p></o:p> iscsiadm --mode node --targetname iqn.2007-06.com.unisys:prov --portal 10.1.40.222 .login <o:p></o:p> <o:p> </o:p> <o:p></o:p> 3)do cat /proc/partitions <o:p></o:p> It should show you /sd ** <o:p></o:p> <o:p> </o:p> 4)mount that /dev/sd* to any of cluster [it should allow you to mount from both nodes<o:p></o:p> <o:p> </o:p> <o:p> </o:p> Just read some iscsi manuals and do this [withought GUI you can do that ...Add new resource basically related to clustering resource which automatically<o:p></o:p> Mount your shared device when cluster manager is started )<o:p></o:p> <o:p></o:p> So better configure it using iscsi commands and see whether you can mount it from both nodes [then you can add a resource about it] <o:p></o:p> <o:p> </o:p> <o:p> </o:p> <div> <div class=MsoNormal align=center style='text-align:center'> <hr size=2 width="100%" align=center> </div> From: linux-cluster-bounces@redhat.com [mailto:linux-cluster-bounces@redhat.com] On Behalf Of Singh Raina, Ajeet Sent: Friday, July 11, 2008 12:33 PM To: linux clustering Subject: RE: [Linux-cluster] RE: iSCSI Setup as Alternative to Shared Storage..<o:p></o:p> </div> <o:p> </o:p> Ya,I have now created /newshare directory on the both scsi initiator machine(cluster nodes).<o:p></o:p> I made the following entry thru system-config-cluster:<o:p></o:p> <o:p> </o:p> Resource >> Add New Resource >> Filesystem<o:p></o:p> Name : Sharedstorage<o:p></o:p> Mount Point : /newshare<o:p></o:p> Device : /dev/sda6<o:p></o:p> Option :<o:p></o:p> Filesystem type : ext3<o:p></o:p> <o:p> </o:p> Saved the file and sent to the other Cluster Nodes.<o:p></o:p> <o:p> </o:p> Now What Next?<o:p></o:p> How will I know if the Shared Storage is seen through both the Cluster Nodes?<o:p></o:p> <o:p> </o:p> Earlier I had a script called duoscript on both the Cluster Nodes.What I had tested:<o:p></o:p> I ran the script on both the cluster nodes.I stopped few processes on one of node,suddenly other took the responsibility.<o:p></o:p> Now where should I put the script on shared Storage(target)?<o:p></o:p> <o:p> </o:p> Pls Help<o:p></o:p> <o:p> </o:p> <o:p> </o:p> <div> <div class=MsoNormal align=center style='text-align:center'> <hr size=2 width="100%" align=center> </div> From: linux-cluster-bounces@redhat.com [mailto:linux-cluster-bounces@redhat.com] On Behalf Of Mujtaba, Sayed Mohammed Sent: Friday, July 11, 2008 12:26 PM To: linux clustering Subject: RE: [Linux-cluster] RE: iSCSI Setup as Alternative to Shared Storage..<o:p></o:p> </div> <o:p> </o:p> Re:When I click on Resource >> File System on Cluster Tool...It asked for Mount point, Device, Option,Name,filesystem id, filesystem type..What Entry I need to make ?<o:p></o:p> Create one directory as mount point , Select any file system which you want to create in list ,you can choose default file system ID there ..<o:p></o:p> GUI will do the rest ..<o:p></o:p> <o:p> </o:p> <div> <div class=MsoNormal align=center style='text-align:center'> <hr size=2 width="100%" align=center> </div> From: linux-cluster-bounces@redhat.com [mailto:linux-cluster-bounces@redhat.com] On Behalf Of Singh Raina, Ajeet Sent: Friday, July 11, 2008 11:45 AM To: linux-cluster@redhat.com Subject: RE: [Linux-cluster] RE: iSCSI Setup as Alternative to Shared Storage..<o:p></o:p> </div> <o:p> </o:p> <div> <div style='border:none;border-bottom:solid windowtext 1.0pt;padding:0cm 0cm 1.0pt 0cm'> Anyway, I am successful in setting Up iSCSI iniatiator and Target.<o:p></o:p> What I did is Created a raw partition(unformatted ) on target machine and restarted both the machine.<o:p></o:p> I put :<o:p></o:p> Lun 0 path=/dev/sda6 <o:p></o:p> <o:p> </o:p> And That Did job for me.<o:p></o:p> <o:p> </o:p> Now I can easily see:<o:p></o:p> <o:p> </o:p> [root@BL01DL385 ~]# cat /proc/scsi/scsi<o:p></o:p> Attached devices:<o:p></o:p> Host: scsi1 Channel: 00 Id: 00 Lun: 00<o:p></o:p> Vendor: IET Model: VIRTUAL-DISK Rev: 0<o:p></o:p> Type: Direct-Access ANSI SCSI revision: 04<o:p></o:p> <o:p> </o:p> The “Virtual DISk” Entry confirms that.<o:p></o:p> <o:p> </o:p> Now I am making entry in <o:p></o:p> #system-config-cluster and Want to know what exact entry I need to make here:<o:p></o:p> <o:p> </o:p> When I click on Resource >> File System on Cluster Tool...It asked for Mount point, Device, Option,Name,filesystem id, filesystem type..What Entry I need to make ?<o:p></o:p> <o:p> </o:p> My machine address is 10.14.236.134.<o:p></o:p> Path where Unformatted Partition made is /dev/sda6<o:p></o:p> <o:p> </o:p> As for Now, I have only unformatted partition?Do I need to format it?<o:p></o:p> <o:p> </o:p> Pls Help<o:p></o:p> <o:p> </o:p> <o:p> </o:p> <o:p> </o:p> </div> <o:p> </o:p> From: Singh Raina, Ajeet Sent: Thursday, July 10, 2008 4:33 PM To: 'linux clustering' Subject: RE: [Linux-cluster] RE: iSCSI Setup as Alternative to Shared Storage..<o:p></o:p> </div> <o:p> </o:p> [root@BL02DL385 ~]# iscsi-ls<o:p></o:p> *******************************************************************************<o:p></o:p> SFNet iSCSI Driver Version ....4:0.1.11-6(03-Aug-2007)<o:p></o:p> *******************************************************************************<o:p></o:p> TARGET NAME : iqn.2008-07.com.logica.bl04mpdsk:storage.lun1<o:p></o:p> TARGET ALIAS :<o:p></o:p> HOST ID : 0<o:p></o:p> BUS ID : 0<o:p></o:p> TARGET ID : 0<o:p></o:p> TARGET ADDRESS : 10.14.236.134:3260,1<o:p></o:p> SESSION STATUS : ESTABLISHED AT Wed Jul 9 12:22:50 IST 2008<o:p></o:p> SESSION ID : ISID 00023d000001 TSIH 100<o:p></o:p> *******************************************************************************<o:p></o:p> [root@BL02DL385 ~]# chkconfig iscsi on<o:p></o:p> [root@BL02DL385 ~]#<o:p></o:p> <o:p> </o:p> I guess it worked.Finally ISCSI Setup Done.<o:p></o:p> <o:p> </o:p> What is the next Step?<o:p></o:p> Pls help<o:p></o:p> <o:p> </o:p> <div> <div class=MsoNormal align=center style='text-align:center'> <hr size=2 width="100%" align=center> </div> From: linux-cluster-bounces@redhat.com [mailto:linux-cluster-bounces@redhat.com] On Behalf Of Singh Raina, Ajeet Sent: Thursday, July 10, 2008 4:28 PM To: linux clustering Subject: RE: [Linux-cluster] RE: iSCSI Setup as Alternative to Shared Storage..<o:p></o:p> </div> <o:p> </o:p> I followed as said in the doc and found it this way:<o:p></o:p> <o:p> </o:p> [root@BL02DL385 ~]# rpm -ivh iscsi-initiator-utils-4.0.3.0-6.x86_64.rpm<o:p></o:p> warning: iscsi-initiator-utils-4.0.3.0-6.x86_64.rpm: V3 DSA signature: NOKEY, key ID 9b3c94f4<o:p></o:p> Preparing... ########################################### [100%]<o:p></o:p> 1:iscsi-initiator-utils ########################################### [100%]<o:p></o:p> [root@BL02DL385 ~]# vi /etc/iscsi.conf<o:p></o:p> <o:p> </o:p> DiscoveryAddress=10.14.236.134<o:p></o:p> # OutgoingUsername=fred<o:p></o:p> # OutgoingPassword=uhyt6h<o:p></o:p> # and/or<o:p></o:p> #<o:p></o:p> DiscoveryAddress=10.14.236.134<o:p></o:p> # IncomingUsername=mary<o:p></o:p> # IncomingPassword=kdhjkd9l<o:p></o:p> #<o:p></o:p> <o:p> </o:p> [root@BL02DL385 ~]# service iscsi start<o:p></o:p> Checking iscsi config: [ OK ]<o:p></o:p> Loading iscsi driver: [ OK ]<o:p></o:p> Starting iscsid: [ OK ]<o:p></o:p> [root@BL02DL385 ~]# CD /proc/scsi/scsi<o:p></o:p> -bash: CD: command not found<o:p></o:p> [root@BL02DL385 ~]# vi /proc/scsi/scsi<o:p></o:p> <o:p> </o:p> <o:p> </o:p> It is Displaying so:<o:p></o:p> <o:p> </o:p> Attached devices:<o:p></o:p> Host: scsi0 Channel: 00 Id: 00 Lun: 00<o:p></o:p> Vendor: IET Model: VIRTUAL-DISK Rev: 0<o:p></o:p> Type: Direct-Access ANSI SCSI revision: 04<o:p></o:p> ~<o:p></o:p> ~<o:p></o:p> <o:p> </o:p> Is it working fine?<o:p></o:p> <o:p> </o:p> I will do run the same command sequence in the other Cluster Node.<o:p></o:p> <o:p> </o:p> Is it fine upto this point?<o:p></o:p> <o:p> </o:p> What Next?<o:p></o:p> <o:p> </o:p> <div> <div class=MsoNormal align=center style='text-align:center'> <hr size=2 width="100%" align=center> </div> From: linux-cluster-bounces@redhat.com [mailto:linux-cluster-bounces@redhat.com] On Behalf Of Singh Raina, Ajeet Sent: Thursday, July 10, 2008 4:13 PM To: linux clustering Subject: RE: [Linux-cluster] RE: iSCSI Setup as Alternative to Shared Storage..<o:p></o:p> </div> <o:p> </o:p> Great !!!<o:p></o:p> <o:p> </o:p> I ran depmod and it ran well now.<o:p></o:p> <o:p> </o:p> Thanks for the link anyway.<o:p></o:p> <o:p> </o:p> <div> <div class=MsoNormal align=center style='text-align:center'> <hr size=2 width="100%" align=center> </div> From: linux-cluster-bounces@redhat.com [mailto:linux-cluster-bounces@redhat.com] On Behalf Of P, Prakash Sent: Thursday, July 10, 2008 3:39 PM To: linux clustering Subject: RE: [Linux-cluster] RE: iSCSI Setup as Alternative to Shared Storage..<o:p></o:p> </div> <o:p> </o:p> This is related to IET. Go through their mailing list to find the solution.<o:p></o:p> <o:p> </o:p> <a href="http://www.nabble.com/iSCSI-Enterprise-Target-f4401.html">http://www.nabble.com/iSCSI-Enterprise-Target-f4401.html</a><o:p></o:p> <o:p> </o:p> <o:p> </o:p> <div> <div class=MsoNormal align=center style='text-align:center'> <hr size=2 width="100%" align=center> </div> From: linux-cluster-bounces@redhat.com [mailto:linux-cluster-bounces@redhat.com] On Behalf Of Singh Raina, Ajeet Sent: Thursday, July 10, 2008 3:30 PM To: linux clustering Subject: RE: [Linux-cluster] RE: iSCSI Setup as Alternative to Shared Storage..<o:p></o:p> </div> <o:p> </o:p> I am Facing this Issue:<o:p></o:p> <o:p> </o:p> [root@vjs iscsitarget]# service iscsi-target restart<o:p></o:p> Stoping iSCSI target service: [FAILED]<o:p></o:p> Starting iSCSI target service: FATAL: Module iscsi_trgt not found.<o:p></o:p> netlink fd<o:p></o:p> : Connection refused<o:p></o:p> [FAILED]<o:p></o:p> <o:p> </o:p> Logs: /var/log/messages<o:p></o:p> <o:p> </o:p> Jul 10 15:25:24 vjs ietd: nl_open -1<o:p></o:p> Jul 10 15:25:24 vjs ietd: netlink fd<o:p></o:p> Jul 10 15:25:24 vjs ietd: : Connection refused<o:p></o:p> Jul 10 15:25:24 vjs iscsi-target: ietd startup failed<o:p></o:p> <o:p> </o:p> Any idea?<o:p></o:p> <o:p> </o:p> I just did the following steps:<o:p></o:p> [root@vjs ~]# mkdir cluster_share<o:p></o:p> [root@vjs ~]# cd cluster_share/<o:p></o:p> [root@vjs cluster_share]# touch shared<o:p></o:p> [root@vjs cluster_share]# cd<o:p></o:p> [root@vjs ~]# mkdir /usr/src/iscsitarget<o:p></o:p> [root@vjs ~]# cd /usr/src/<o:p></o:p> debug/ iscsitarget/ kernels/ redhat/<o:p></o:p> [root@vjs ~]# cd /usr/src/iscsitarget/<o:p></o:p> [root@vjs iscsitarget]# rpm -Uvh /usr/src/redhat/RPMS/<o:p></o:p> noarch/ x86_64/<o:p></o:p> [root@vjs iscsitarget]# rpm -Uvh /usr/src/redhat/RPMS/<o:p></o:p> noarch/ x86_64/<o:p></o:p> [root@vjs iscsitarget]# rpm -Uvh /usr/src/redhat/RPMS/x86_64/iscsitarget-<o:p></o:p> iscsitarget-0.4.12-6.x86_64.rpm iscsitarget-kernel-0.4.12-6_2.6.9_34.EL.x86_64.rpm<o:p></o:p> iscsitarget-debuginfo-0.4.12-6.x86_64.rpm<o:p></o:p> [root@vjs iscsitarget]# rpm -Uvh /usr/src/redhat/RPMS/x86_64/iscsitarget-0.4.12-6.x86_64.rpm /usr/src/redhat/RPMS/x86_64/iscsitarget-kernel-0.4.12-6_2.6.9_34.EL.x86_64.rpm<o:p></o:p> Preparing... ########################################### [100%]<o:p></o:p> 1:iscsitarget-kernel ########################################### [ 50%]<o:p></o:p> 2:iscsitarget ########################################### [100%]<o:p></o:p> [root@vjs iscsitarget]# chkconfig --add iscsi-target<o:p></o:p> [root@vjs iscsitarget]# chkconfig --level 2345 iscsi-target on<o:p></o:p> [root@vjs iscsitarget]# vi /etc/ietd.conf<o:p></o:p> <o:p> </o:p> <o:p> </o:p> <o:p> </o:p> Target iqn.2008-07.com.logica.vjs:storage.lun1<o:p></o:p> IncomingUser<o:p></o:p> OutgoingUser<o:p></o:p> Lun 0 Path=/root/cluster_share,Type=fileio<o:p></o:p> Alias iDISK0<o:p></o:p> <o:p> </o:p> I had created a cluster_share Folder earlier.(Is it bocoz of Folder?)Doubt??<o:p></o:p> [root@vjs iscsitarget]# hostname<o:p></o:p> vjs<o:p></o:p> [root@vjs iscsitarget]# vi /etc/hosts<o:p></o:p> [root@vjs iscsitarget]# hostname<o:p></o:p> vjs<o:p></o:p> [root@vjs iscsitarget]# vi /etc/hosts<o:p></o:p> [root@vjs iscsitarget]# ping<o:p></o:p> Usage: ping [-LRUbdfnqrvVaA] [-c count] [-i interval] [-w deadline]<o:p></o:p> [-p pattern] [-s packetsize] [-t ttl] [-I interface or address]<o:p></o:p> [-M mtu discovery hint] [-S sndbuf]<o:p></o:p> [ -T timestamp option ] [ -Q tos ] [hop1 ...] destination<o:p></o:p> [root@vjs iscsitarget]# vjs<o:p></o:p> bash: vjs: command not found<o:p></o:p> [root@vjs iscsitarget]# ping vjs<o:p></o:p> PING vjs.logica.com (10.14.236.134) 56(84) bytes of data.<o:p></o:p> 64 bytes from vjs.logica.com (10.14.236.134): icmp_seq=0 ttl=64 time=0.053 ms<o:p></o:p> 64 bytes from vjs.logica.com (10.14.236.134): icmp_seq=1 ttl=64 time=0.033 ms<o:p></o:p> 64 bytes from vjs.logica.com (10.14.236.134): icmp_seq=2 ttl=64 time=0.029 ms<o:p></o:p> <o:p> </o:p> --- vjs.logica.com ping statistics ---<o:p></o:p> 3 packets transmitted, 3 received, 0% packet loss, time 1999ms<o:p></o:p> rtt min/avg/max/mdev = 0.029/0.038/0.053/0.011 ms, pipe 2<o:p></o:p> [root@vjs iscsitarget]# ping vjs.logica.com<o:p></o:p> PING vjs.logica.com (10.14.236.134) 56(84) bytes of data.<o:p></o:p> 64 bytes from vjs.logica.com (10.14.236.134): icmp_seq=0 ttl=64 time=0.026 ms<o:p></o:p> 64 bytes from vjs.logica.com (10.14.236.134): icmp_seq=1 ttl=64 time=0.030 ms<o:p></o:p> <o:p> </o:p> --- vjs.logica.com ping statistics ---<o:p></o:p> 2 packets transmitted, 2 received, 0% packet loss, time 999ms<o:p></o:p> rtt min/avg/max/mdev = 0.026/0.028/0.030/0.002 ms, pipe 2<o:p></o:p> [root@vjs iscsitarget]# vi /etc/ietd.conf<o:p></o:p> [root@vjs iscsitarget]# service iscsi-target restart<o:p></o:p> Stoping iSCSI target service: [FAILED]<o:p></o:p> Starting iSCSI target service: FATAL: Module iscsi_trgt not found.<o:p></o:p> netlink fd<o:p></o:p> : Connection refused<o:p></o:p> [FAILED]<o:p></o:p> [root@vjs iscsitarget]#<o:p></o:p> [root@vjs iscsitarget]#<o:p></o:p> <o:p> </o:p> <div> <div class=MsoNormal align=center style='text-align:center'> <hr size=2 width="100%" align=center> </div> From: linux-cluster-bounces@redhat.com [mailto:linux-cluster-bounces@redhat.com] On Behalf Of Singh Raina, Ajeet Sent: Thursday, July 10, 2008 2:57 PM To: linux clustering Subject: RE: [Linux-cluster] RE: iSCSI Setup as Alternative to Shared Storage..<o:p></o:p> </div> <o:p> </o:p> So I have the following Entry at my ietd.conf file:<o:p></o:p> <o:p> </o:p> <pre># iscsi target configuration <o:p></o:p></pre><pre><o:p> </o:p></pre><pre>Target iqn.2008-10.com.logical.pe:storage.lun1<o:p></o:p></pre><pre> IncomingUser <o:p></o:p></pre><pre> OutgoingUser<o:p></o:p></pre><pre> Lun 0 Path=/home/vjs/sharess,Type=fileio<o:p></o:p></pre><pre> Alias iDISK0<o:p></o:p></pre><pre> #MaxConnections 6<o:p></o:p></pre> <o:p> </o:p> Is above Entry Correct?<o:p></o:p> My machine Hostname is pe.logical.com.<o:p></o:p> Little confused about storage.lun1 whats that?<o:p></o:p> I have now not included any incoming or outgoing user?Its open for all.<o:p></o:p> <o:p> </o:p> What About Alias Entry?<o:p></o:p> <o:p> </o:p> Ok After this entry being made, I have confusion on client side too.<o:p></o:p> <o:p> </o:p> The Doc says You need to make Entry on /etc/iscsi.conf file as:<o:p></o:p> <o:p> </o:p> <pre># simple iscsi.conf<o:p></o:p></pre><pre><o:p> </o:p></pre><pre>DiscoveryAddress=172.30.0.28<o:p></o:p></pre><pre> OutgoingUserName=gfs<o:p></o:p></pre><pre> OutgoingPassword=secretsecret<o:p></o:p></pre><pre> LoginTimeout=15<o:p></o:p></pre><pre> DiscoveryAddress=172.30.0.28<o:p></o:p></pre> <o:p> </o:p> What’s the above entry means?IP??<o:p></o:p> <o:p> </o:p> <o:p> </o:p> As for My Setup I am setting up RHEL 4.0 machine with IP 10.14.236.134 as Target Machine and The two Nodes 10.14.236.106 and 10.14.236 108 as Already been in Cluster Nodes.<o:p></o:p> <o:p> </o:p> Thanks for Helping me out. But You need to also Help me What Entry in Cluster.conf I need to make after these things being completed?<o:p></o:p> <o:p> </o:p> <o:p> </o:p> <o:p> </o:p> <o:p> </o:p> <div> <div class=MsoNormal align=center style='text-align:center'> <hr size=2 width="100%" align=center> </div> From: linux-cluster-bounces@redhat.com [mailto:linux-cluster-bounces@redhat.com] On Behalf Of P, Prakash Sent: Thursday, July 10, 2008 2:48 PM To: linux clustering Subject: RE: [Linux-cluster] RE: iSCSI Setup as Alternative to Shared Storage..<o:p></o:p> </div> <o:p> </o:p> <o:p> </o:p> <o:p> </o:p> <div> <div class=MsoNormal align=center style='text-align:center'> <hr size=2 width="100%" align=center> </div> From: linux-cluster-bounces@redhat.com [mailto:linux-cluster-bounces@redhat.com] On Behalf Of Singh Raina, Ajeet Sent: Thursday, July 10, 2008 2:42 PM To: linux clustering Subject: RE: [Linux-cluster] RE: iSCSI Setup as Alternative to Shared Storage..<o:p></o:p> </div> <o:p> </o:p> Shall I need to mention Lun 0 ? is it needed?<o:p></o:p> <o:p> </o:p> Yes, of course it’s needed<o:p></o:p> <div> <div class=MsoNormal align=center style='text-align:center'> <hr size=2 width="100%" align=center> </div> From: linux-cluster-bounces@redhat.com [mailto:linux-cluster-bounces@redhat.com] On Behalf Of P, Prakash Sent: Thursday, July 10, 2008 2:38 PM To: linux clustering Subject: [Linux-cluster] RE: iSCSI Setup as Alternative to Shared Storage..<o:p></o:p> </div> <o:p> </o:p> <o:p> </o:p> <o:p> </o:p> <div> <div class=MsoNormal align=center style='text-align:center'> <hr size=2 width="100%" align=center> </div> From: linux-cluster-bounces@redhat.com [mailto:linux-cluster-bounces@redhat.com] On Behalf Of Singh Raina, Ajeet Sent: Thursday, July 10, 2008 2:22 PM To: linux-cluster@redhat.com Subject: [Linux-cluster] iSCSI Setup as Alternative to Shared Storage..<o:p></o:p> </div> <o:p> </o:p> I want to setup iSCSI as I am running short of Shared Storage.<o:p></o:p> In one of the Doc <a href="http://mail.digicola.com/wiki/index.php?title=User:Martin:iSCSI">http://mail.digicola.com/wiki/index.php?title=User:Martin:iSCSI</a> it says that :<o:p></o:p> <h2>[doc]<o:p></o:p></h2> <h2>Install the Target <o:p></o:p></h2> 1. Install RHEL4, I used kickstart with just "@ base" for packages. Configure the system with two drives sda and sdb or create two logical volumes(lvm). The first disk is for the OS and the second for the iSCSI storage<o:p></o:p> [/doc]<o:p></o:p> <o:p> </o:p> My Hard Disk Partition says:<o:p></o:p> <o:p> </o:p> [code]<o:p></o:p> [root@vjs ~]# fdisk -l<o:p></o:p> <o:p> </o:p> Disk /dev/sda: 80.0 GB, 80026361856 bytes<o:p></o:p> 255 heads, 63 sectors/track, 9729 cylinders<o:p></o:p> Units = cylinders of 16065 * 512 = 8225280 bytes<o:p></o:p> <o:p> </o:p> Device Boot Start End Blocks Id System<o:p></o:p> /dev/sda1 * 1 13 104391 83 Linux<o:p></o:p> /dev/sda2 14 9729 78043770 8e Linux LVM<o:p></o:p> <o:p> </o:p> [/code]<o:p></o:p> <o:p> </o:p> [code]<o:p></o:p> <o:p> </o:p> # This file is edited by fstab-sync - see 'man fstab-sync' for details<o:p></o:p> /dev/VolGroup00/LogVol00 / ext3 defaults 1 1<o:p></o:p> LABEL=/boot /boot ext3 defaults 1 2<o:p></o:p> /dev/VolGroup00/LogVol02 /data ext3 defaults 1 2<o:p></o:p> none /dev/pts devpts gid=5,mode=620 0 0<o:p></o:p> none /dev/shm tmpfs defaults 0 0<o:p></o:p> none /proc proc defaults 0 0<o:p></o:p> none /sys sysfs defaults 0 0<o:p></o:p> #/dev/dvd /mnt/dvd auto defaults,exec,noauto,enaged 0 0<o:p></o:p> /dev/hda /media/cdrom pamconsole,exec,noauto,managed 0 0<o:p></o:p> /dev/VolGroup00/LogVol01 swap swap defaults 0 0<o:p></o:p> <o:p> </o:p> [/code]<o:p></o:p> <o:p> </o:p> Since I need to make entry on:<o:p></o:p> <o:p> </o:p> <pre>iscsi target configuration <o:p></o:p></pre><pre><o:p> </o:p></pre><pre>Target iqn.2000-12.com.digicola:storage.lun1<o:p></o:p></pre><pre> IncomingUser gfs secretsecret<o:p></o:p></pre><pre> OutgoingUser<o:p></o:p></pre><pre> Lun 0 Path=/dev/sdb,Type=fileio<o:p></o:p></pre><pre> Alias iDISK0<o:p></o:p></pre><pre> #MaxConnections 6<o:p></o:p></pre><pre><o:p> </o:p></pre><pre>In /etc/ietd.conf<o:p></o:p></pre><pre><o:p> </o:p></pre><pre>Should I need to make separate partition or mention ??? under Lun 0 path=??? Entry?<o:p></o:p></pre><pre><o:p> </o:p></pre><pre>If you wish you can create a separate partition. Else create a file & give the full path of the file. [e.g path=/home/test/target_file]<o:p></o:p></pre><pre><o:p> </o:p></pre><pre>Pls Help<o:p></o:p></pre> <o:p> </o:p> This e-mail and any attachment is for authorised use by the intended recipient(s) only. It may contain proprietary material, confidential information and/or be subject to legal privilege. It should not be copied, disclosed to, retained or used by, any other party. If you are not an intended recipient then please promptly delete this e-mail and any attachment and all copies and inform the sender. Thank you. <o:p></o:p> This e-mail and any attachment is for authorised use by the intended recipient(s) only. It may contain proprietary material, confidential information and/or be subject to legal privilege. It should not be copied, disclosed to, retained or used by, any other party. 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If you are not an intended recipient then please promptly delete this e-mail and any attachment and all copies and inform the sender. Thank you. <o:p></o:p> </div> </body> </html>