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Page 2: ...IALS COLLECTIVELY THE SOFTWARE IS SUBJECT TO THE SOFTWARE LICENSE TERMS OF CHELSIO COMMUNICATIONS INC Sales For all sales inquiries please send email to sales chelsio com Support For all support relat...
Page 3: ...Chelsio T5 LIO iSCSI Target Offload Driver for Linux iii Document History Version Revision Date 1 0 0 03 18 2016 1 0 1 03 23 2016 1 0 2 07 29 2016...
Page 4: ...2 Hardware Installation 8 3 Software Driver Installation 10 4 Software Driver Loading 11 5 Software Driver Configuration and Fine tuning 12 5 1 Configuring LIO iSCSI Target 12 5 2 Offloading LIO iSCS...
Page 5: ...a storage and high performance clustering applications the adapters enable a unified fabric over a single wire by simultaneously running all unmodified IP sockets Fibre Channel and InfiniBand applicat...
Page 6: ...LIO iSCSI Target Offload Driver is available for the following version s RHEL 7 2 3 10 0 327 el7 RHEL 7 1 3 10 0 229 el7 RHEL 7 0 3 10 0 123 el7 RHEL 6 8 2 6 32 642 el6 RHEL 6 7 2 6 32 573 el6 RHEL 6...
Page 7: ...tory contains targetcli installation files and dependent components t4_latencytune sh Script used for latency tuning of Chelsio Adapters t4_perftune sh This shell script is to tune the system for high...
Page 8: ...After securing the card ensure that the card is still fully seated in the PCIE x8 slot as sometimes the process of securing the card causes the card to become unseated 10 Connect a fiber cable multi m...
Page 9: ...assigned Once driver package is installed and loaded examine the output of dmesg to see if the card is discovered cxgb4 0000 04 00 4 eth1 Chelsio T520 LL rev 1 1000 10GBASE R SFP RNIC PCIe x8 5 GT s...
Page 10: ...lsio Download Center http service chelsio com ii Untar the tarball using the following command root host tar zxvfm Chelsio LIO iSCSITarget offload x x x x tar gz iii Change your current working direct...
Page 11: ...Chapter 4 Software Driver Loading Chelsio T5 LIO iSCSI Target Offload Driver for Linux 11 4 Software Driver Loading Load the LIO iSCSI Target Offload driver cxgbit using root host modprobe cxgbit...
Page 12: ...ed with 1 RAM disk LUN and ACL not configured root host targetcli ls o o backstores o block Storage Objects 0 o fileio Storage Objects 0 o pscsi Storage Objects 0 o ramdisk Storage Objects 1 o ramdisk...
Page 13: ...e SELinux and firewall Installing the driver package will copy t4_perftune sh script to sbin directory Run the script to map the adapter queues to different CPUs root host t4_perftune sh Also follow t...
Page 14: ...Driver for Linux 14 The firmware version can be verified using ethtool root host ethtool i iface In case the adapter has a higher firmware version you will have to downgrade using the following comman...
Page 15: ...SI Target Offload kernel module follow the steps mentioned below i Log out from the initiator ii Run the following command root host echo 0 sys kernel config target iscsi target_iqn tpgt_1 np target_i...
Page 16: ...te For any distribution specific problems please check README and Release Notes included in the release for possible workaround Please visit Chelsio support web site http service chelsio com for regul...
Page 17: ...works of or based upon the Software or any part thereof or ii make available the Software or any portion thereof in any form on the Internet The Software contains trade secrets and in order to protect...
Page 18: ...R PUNITIVE DAMAGES HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY ARISING OUT OF OR RELATED TO THE LICENSE OR USE OF THE SOFTWARE INCLUDING BUT NOT LIMITED TO LOSS OF DATA OR LOSS OF ANTICIPATED PROFIT...
Page 19: ...ess waiver of the terms of this Agreement in writing signed by an officer of Chelsio This Agreement shall be governed by California law except as to copyright matters which are covered by Federal law...
