linux fibre channel commands

2532 ISP2532-based 8Gb Fibre Channel to PCI Express HBA Introduction to NFS", Expand section "8.2. Enabling and Disabling Compression, 30.6.3.1.1. Managing system upgrades with snapshots", Collapse section "15. The ext4 File System", Expand section "6. The fcping command performs the Fibre Channel FC-LS-2 ECHO ELS command and displays the reply. Default for random devices: true Default for sequential devices: false. Performance Testing Procedures", Collapse section "31.4. The controller attempts to distribute traffic equally between the ports. Getting started with swap", Expand section "15. Specifies the world-wide port name (WWPN) of the port of the FC storage device that stores image that you want the initiator to boot. Configuration Files for Specific and Undefined Conditions, 3.8.2. Default for random devices: 16Default for sequential devices: 1. Note For a breakdown of the different actions that you can perform with the fc srp itl command, refer to Table3-1. fc srp itl guid extension wwpn LUN {description "descr" | dynamic-gateway-port-failover [default] | dynamic-gateway-port-loadbalancing [default] | dynamic-path-affinity [default] | gateway-portmask-policy {default | restricted {port-selection | all}} | io-hi-mark mark [default] | lun-policy {default | restricted} | max-retry retry [default] | min-io-timeout timeout [default] | srp-lunid lunid logical-id logical-id}, no fc srp itl guid extension wwpn LUN {description | dynamic-gateway-port-failover | dynamic-gateway-port-loadbalancing | dynamic-path-affinity | gateway-portmask-policy restricted port-selection | io-hi-mark | lun-policy restricted | max-retry | min-io-timeout}. Overview of NVMe over fabric devices, 16.2. The following example assigns a name to more easily identify the LU. Example Ansible playbook to create and mount an Ext4 file system, 2.8. Once a link is marked bad, existing running I/O or any new I/O on its corresponding path fails. To manually create, on a physical FC gateway port, a virtual port that points to an initiator, enter the fcsrp initiator-wwpn command in Global Configuration mode. Default: An ITL entry inherits its gateway-portmask-policy configuration from its IT entry at entry creation time. Checking pNFS SCSI Operations from the Client Using mountstats, 9.2.3. Migrating from ext4 to XFS", Collapse section "4. The first ELS request is from the domain controller to the source port identifier. Redundant Array of Independent Disks (RAID)", Collapse section "18. Restoring ext2, ext3, or ext4 File Systems, 6.4. Using space from an unused partition, 5.3. However, this cannot be guaranteed, the sdx device will be restored only if no additional change on in-storage box configuration of LUNs is made. reset = Without this keyword, the configuration will be for the global defaults for LUs of random access devices. Grants the initiator access to the storage. Overview of Filesystem Hierarchy Standard (FHS)", Collapse section "2.1. Starting and Stopping the NFS Server, 8.6.1. B. initialize the LUN as Oracle VM storage repository, then use that repository in creating any number virtual disks for any number of VMs. Allows the system to maintain a preference for a specific path. Disabling and Re-enabling Deduplication, 30.4.8.2. Note Your Server Switch does not currently support partition keys for SRP. The fc srp itl command no longer supports this syntax. Note A test-mode configuration does not persist across reboots. (Optional) Configures SRP global defaults for LUs of sequential access devices. The volume_key Function", Collapse section "20. The value, an integer, must fall between 1 and 256. Increasing the Size of an XFS File System, 3.7. Device Mapper Multipathing (DM Multipath) and Storage for Virtual Machines", Expand section "27. Getting started with partitions", Expand section "5. optrom_ctl = For those types of cards you must use lspci -k to retrieve the information. port_name = "0x50014380281412e8" Comparing Changes with the xadiff Command, 14.4. You could confirm this using the lspci -nn command as shown below, This can be done by searching the list of available modules. SRP LUN ID that maps to an existing FC LUN ID. no fc srp itl guid extension wwpn LUN lun-policy restricted. fc srp initiator-wwpn guid extension slot#/port# wwpn. System boot failed after loading kernel/initrd, 21.5. scsi_mod 144277 16 be2iscsi, ib_iser, iscsi_tcp, bnx2i, libcxgbi, libiscsi2, scsi_transport_iscsi2, scsi_dh, sr_mod, sg, usb_storage, qla2xxx, scsi_transport_fc, libata,cciss, sd_mod, drwxr-xr-x 3 root root 0 Feb 5 11:28 host3 Detecting and replacing a broken NVDIMM device, 9.7. Getting Started with VDO", Collapse section "30.4. Data Deduplication and Compression with VDO, 30.2.3. Configuring Error Behavior", Expand section "3.10. Managing local storage using RHELSystemRoles", Collapse section "2. (Optional) Configures the service name of the target to an empty string. Modifying persistent naming attributes, 7. Resets the LUN-policy to the global default. 10:00.1 Fibre Channel: Emulex Corporation Lancer-X: LightPulse Fibre Channel Host Adapter (rev 30) Creating a Memory Copy RAM disk storage object, 9.12. If you do not restrict access, new SRP initiators can communicate through the FC gateway ports. Instructs the driver to rediscover remote ports. Encrypting block devices using LUKS", Expand section "23. World-wide port name (WWPN) of the target port of the FC storage device. Sets the maximum number of I/O requests that can be sent per logical unit. Alphanumeric description to assign to the initiator target. The second ELS request is from the domain controller to the destination port identifier. Preparation for Saving Encryption Keys, 21. Discovers initiator-target-LUN (ITL) combinations and adds them to your configuration file. Note The GUID of your SRP host appears printed on the HCA in your server, and you can use host driver utilities to view the GUID. In Linux we can scan the LUNs using the script "rescan-scsi-bus.sh" or triggering some device host files with some values. There are two ways to do it: A. present the entire 1250 GiB LUN as a single device to a single VM or to a cooperating cluster of VMs. This command has no arguments or keywords. Detecting and Replacing a Broken NVDIMM, 29.1.1. Enter a description to help identify an initiator without reading its GUID and extension. Configuring a Fibre Channel over Ethernet Interface, 25.6. Managing system upgrades with snapshots, 15.2. Managing Disk Quotas", Expand section "18. WWN lumber is easy to find in Linux thanks to various methods. The directories host3 and host4 in the example above contains information specific to each adapter like node name (WWN), port name (WWN), type, speed,state etc.. An easier way to get this information is to use the systool command. To deny new initiators port access to FC gateway ports, enter the fc srp-global gateway-portmask-policy restricted command in Global Configuration mode. For detailed information on ITLs, refer to the Fibre Channel Gateway User Guide. By default, global policies apply to initiators. Files and Directories That Retain Write Permissions, 20.2. NVDIMM in file system direct access mode, 7.8.2. Fibre Channel (FC) Host Bus Adapters(HBA) are interface cards that connects the host system to a fibre channel network or devices. So, the fc command is used to list, edit or re-execute the commands previously entered into an interactive shell. To configure targets, enter the fc srp target command in Global Configuration mode. fc srp itl guid extension wwpn LUN gateway-portmask-policy restricted port-selection. lspci is a utility for displaying information about PCI buses in the system and devices connected to them. Configuring Disk Quotas", Collapse section "17.1. Enables dynamic path affinity for this LU, which locks a storage connection to a path for the duration of data transfer to provide faster, more efficient data delivery. Improvements in autofs Version 5 over Version 4, 8.3.3. Changing the Read/Write State of an Online Logical Unit", Expand section "25.19. The display out is greatly reduced. To view your default policy, enter the show fc srp-global command (in User Exec mode or Privileged Exec mode) and view the default-gateway-portmask-policy field. # /usr/bin/sg_reset -H /dev/sgx # sg_reset -H /dev/sg30 Here /dev/sgx is the device via which LUNs are getting allocated. Specifies the FC LUN ID to map to the SRP LUN ID. Setting up a remote diskless system", Expand section "20.6. Enter the fcsrp-global itl command with this keyword to enable this feature. The following example sets the I/O high mark of the ITL to 32. Overview of persistent naming attributes, 6.1. Creating a Snapper Snapshot", Expand section "14.2.1. fc srp itlshow fc srp initiatorshow interface fcshow fc srp-globalshow fc srp lu. Configuring NVMe over fabrics using NVMe/FC", Expand section "18. (2048-2097151, default 2097151): Created a new partition 1 of type 'Linux' and of size 1023 MiB. Setting the Grace Period for Soft Limits, 18. Device = "host3" If the number of outstanding I/Os becomes excessive, or the path fails, the gateway uses an alternate path. Restoring an XFS File System from Backup, 3.8.1. This Fibre Channel SAN Configuration Guide is updated with each release of the product or when necessary. Configures SRP global defaults for ITLs of sequential access devices. Alphanumeric ASCII description string to assign to the initiator. 0a:00.0 Fibre Channel [0c04]: QLogic Corp. ISP2532-based 8Gb Fibre Channel to PCI Express HBA [1077:2532] (rev 02), /lib/modules/2.6.18-308.el5PAE/modules.alias:alias pci:v00001077d00002532sv*sd*bc*sc*i* qla2xxx fc srp itl guid extension wwpn LUN lun-policy default. Configures the SRP host to boot from a Fibre Channel logical unit (LU). Keep your systems secure with Red Hat's specialized responses to security vulnerabilities. Device names managed by the udev mechanism in /dev/disk/", Collapse section "6.3. Monitoring an iSCSI session using the iscsiadm utility, 10.4. Extending Swap on an LVM2 Logical Volume, 15.1.2. Managing local storage using RHELSystemRoles, 2.1. Once an ITL entry is created, the gateway-portmask-policy setting is independent of its IT entry. By default, fast_io_fail_tmo is set to 5 seconds in RedHat EnterpriseLinux 8 if the multipathd service is running; otherwise, it is set to off. LnkCap: Port #0, Speed 5GT/s, Width x8 Configuring root to Mount with Read-only Permissions on Boot, 19.2.5.3. Extending a Stratis volume with additional block devices, 26.2. Configuring a RAID volume using the storage System Role, 2.13. Backing Up and Restoring XFS File Systems", Expand section "3.8. Applies the current IT gateway-portmask-policy configuration to the ITL The whole port list is copied from the IT entry to the ITL entry. 28.5.1. Maximum number of times that the initiator unsuccessfully sends data to a LU before the initiator identifies the LU as inaccessible. To display Cisco Fabric Services (CFS) information, use the show cfs command.. show cfs {application [name app-name] | lock [name app-name [vsan vsan-id]] | merge status [name app-name [vsan vsan-id]] | peers [name app-name [vsan vsan-id]] | regions . To deny SAN access to the SRP host, to delete an initiator from the running configuration, or to reconfigure the description of the initiator to an empty string, use the no form of this command. Otherwise, include the no keyword at the beginning of the command string to disable this feature. Authenticating To an SMB Share Using a Credentials File, 11. To configure an initiator normally a SAN-attached host but in IB terms a SRP host combined with a Server Switchto communicate with a Fibre Channel SAN across a Fibre Channel gateway on your Server Switch, enter the fc srp initiator command in Global Configuration mode. How to correlate Linux slot location ([domain:]bus:device.function) to physical slot on system chassis. Nice information and very simple to understand. Updating the Size of Your Multipath Device, 25.17.4. If the drivers are not available on your Linux version, you need to install them manually and load the modules in kernel. AIX, Solaris, Linux, or HPUX): switch# show scsi-target pwwn Related Commands. Modifying Link Loss Behavior", Expand section "25.19.2. iSCSI Settings with dm-multipath", Collapse section "25.19.2. iSCSI Settings with dm-multipath", Expand section "26. The NVDIMM persistent memory technology, 7.6. Setting up the Challenge-Handshake Authentication Protocol for the initiator, 10.3. Configuring maximum time for storage error recovery with eh_deadline", Collapse section "13. Only seems to miss checking you have the card(s) in the correct width slot: The port list specified in this command creates an accumulative effect to the actual gateway-portmask-policy. System Requirements", Collapse section "30.2. to find the kernel modules for the devices, we can use #lspci -k instead. Hello, Integrated Volume Management of Multiple Devices, 6.4.1. Using snapshots on Stratis file systems, 28.1. 21:00:00:04:cf:75:6b:3b 00:00:00:00:00:00:00:00 gateway-portmask-policy restricted 6/1, fc srp itl 00:02:c9:01:07:fc:64:a0 00:00:00:00:00:00:00:00 Unrestricted read-write user, Fibre Channel read-write user. Creates virtual ports for this initiator on every possible physical FC gateway port on your Server Switch. Enter the fc srp lu command with this keyword and the desired io-hi-mark value to set this feature. Subsystem: Hewlett-Packard Company Device 338e To delete a target from the running configuration, use the no form of this command. Configuring DHCP server for diskless clients, 20.4. Creating a sector namespace on an NVDIMM to act as a block device", Expand section "7.7. Controls when the scsi device gets removed from the system. Enter the fc srp lu command with this keyword to enable this feature. Monitoring NVDIMM health using S.M.A.R.T. - min-io-timeout timeout Default: the configured value of srp-global itl for this LU category(random/sequential). Persistently mounting a Stratis file system, 25.17. If you enable this policy, you implicitly disable port failover and dynamic path affinity. The default data collection tool on most versions of Linux is SOSreport. Configuring Fibre Channel over Ethernet (FCoE) Target, 25.3. NVDIMM in device direct access mode, 7.7.2. As you can see, in this way, multiple virtual ports can point to one initiator and individual physical ports can support multiple initiators. By default, this policy denies initiators access to all targets. Configuring an iSCSI target", Collapse section "9. Removing VDO Volumes", Expand section "30.4.5. Persistent Memory: NVDIMMs", Expand section "28.5. When you add FC gateway ports to the policy, the initiator cannot use those ports to access the storage. Enabling and Disabling Write Barriers, 24.1. Upgrading to another version using Boom, 15.3. Host configuration in /sys/class/fc_host/hostH/. Configures SCSI target discovery. . WWPN of the port of the FC storage device that stores image that you want the initiator to boot. Determining the link loss behavior of device using Fibre Channel, 11.4. (Optional) Applies a text description to the target port. Creating an LVM2 Logical Volume for Swap, 15.2.1. Creating a sector namespace on an NVDIMM to act as a block device, 7.6.1. Using Compression", Collapse section "30.4.8. When no -c is given, fcping will continue until user interrupts. Table 1. Linux allows us to obtain a variety of information about HBA and WWN. Note that frequent switching degrades performance. The exportfs Command", Expand section "8.6.3. Maximum amount of time allowed for I/O traffic to be accepted by a logical unit. NVMe over fabrics using RDMA", Expand section "29.2. fc srp-global itl [sequential] {dynamic-gateway-port-failover | dynamic-gateway-port-loadbalancing | dynamic-path-affinity | io-hi-mark mark | max-retry retry | min-io-timeout timeout}, no fc srp-global itl [sequential] {dynamic-gateway-port-failover | dynamic-gateway-port-loadbalancing | dynamic-path-affinity | io-hi-mark | max-retry | min-io-timeout}. lspci |grep Fibre |awk '{print $1}' |xargs -I {} lspci -s {} -vv |egrep "LnkCap|LnkSta" This chapter documents the following commands: fc srp-global gateway-portmask-policy restricted. Storage System I/O", Collapse section "30.6.3.3. You can overwrite the value on LU basis later. node_name = "0x50014380281412e9" View with Adobe Reader on a variety of devices, fc srp initiator 00:00:2C:90:01:1b:b7:50 00:00:00:00:00:00:00:00 Increase the value if heavy traffic runs, or increase the min-io-timeout value. Parameters that identify a storage device in the storage RHELSystemRole, 2.3. When enabled, the gateway uses the current path until the path condition changes. # sanlun fcp show adapter -v adapter name: host0 WWPN: 10000000c9813a14 WWNN: 20000000c9813a14 driver name: lpfc model: LPe12002-M8 model description: Emulex LPe12002-M8 8Gb 2-port PCIe Fibre Channel Adapter Adding New Devices to a btrfs File System, 6.4.6. speed = "8 Gbit" In RedHat EnterpriseLinux 8, if you do not set the fast_io_fail_tmo option, dev_loss_tmo is capped to 600 seconds. Download and install your kernel source and link the /usr/src/linux: cd /usr/src apt-get install linux-source-2.6 tar xjf linux-source-2.6.32.tar.bz2 ln -s /usr/src/linux-source-2.6.32 Linux. Configuring iSCSI Offload and Interface Binding", Collapse section "25.14. Fibre Channel API Capabilities. Configuring NVMe over fabrics using NVMe/FC, 17.1. Table3-3 provides usage guidelines for this command. If not already install, you may need to install the sysfsutils package. RedHat does not recommend using replacement_timeout to override recovery_tmo in devices managed by DM Multipath because DM Multipath always resets recovery_tmo, when the multipathd service reloads. We recommend that you let your gateway card(s) detect targets. Viewing Available iface Configurations, 25.14.2. To check the state of the HBA ports (online/offline) : How to identify the HBA cards/ports and WWN in Solaris, How to Create An LVM Snapshot Of The Root Filesystem And Restore To An Earlier State, RPM : package installation Error : cpio: read failed, How To Enable PHP 7.0 And httpd24 On Oracle Linux 7, How to Add Network Printer via Command Line in CentOS/RHEL, How to Trace Python Scripts using trace.py, How to add a Custom Script to systemd in CentOS/RHEL 7. 7/1 20:03:00:05:ad:70:00:02, fc srp it 00:00:2c:90:01:1b:b7:40 00:00:00:00:00:00:00:00 The two major manufacturers of FC HBAs are QLogic and Emulex and the drivers for many HBAs are distributed in-box with the Operating Systems. DESCRIPTION. Viewing the partition table with parted, 5.2. Creating a New Pool, Logical Volume, and File System, 16.2.4. Listing Currently Mounted File Systems", Collapse section "19.1. Converting a root disk to RAID1 after installation, 21.14. The post discusses few of the most commonly used methods. Btrfs (Technology Preview)", Expand section "6.4. Data Deduplication and Compression with VDO", Expand section "30.1. fc srp-global gateway-portmask-policy restricted. Set the default with the fc srp-global lun-policy restricted command. eg: broken card: If you enable this policy, you implicitly disable port load balancing and dynamic path affinity. Setting the disk scheduler using TuneD, 19.6. Storage Administration", Expand section "11. Persistent Naming", Expand section "25.8.3. The fc srp itl command configures new ITLs and sets policies to control access that the SCSI RDMA Protocol (SRP) initiator has to the Fibre Channel storage devices on a per-lun basis. Writing to non-rewinding tape devices, 23.5. Example Ansible playbook to create a swap volume using the storage RHELSystemRole, 2.12. Comparing Changes with the status Command, 14.3.2. For the following settings, the LU entry gets the default from srp-global settings at entry creation time depending on the LU category. Assigns a partition key (P_key) to the initiator. Red Hat Customer Portal Labs Relevant to Storage Administration, Table25.1, Fibre Channel API Capabilities. NVMe over fabrics using FC", Expand section "III. Thanks10:00.0 Fibre Channel: Emulex Corporation Lancer-X: LightPulse Fibre Channel Host Adapter (rev 30) You must create initiators and assign, or bind, a WWNN (an identifier that FC devices recognize) to each initiator so that FC devices can communicate with initiators. Network File System (NFS)", Expand section "8.1. Limitations of the udev device naming convention, 6.6. Removing an LVM2 Logical Volume for Swap, 16.2.2. Table3-2 Usage Guidelines for fc srp lu Command Arguments. To configure an initiator normally a SAN-attached host but in IB terms a SRP host combined with a Server Switchto communicate with a Fibre Channel SAN across a Fibre Channel gateway on your Server Switch, enter the fc srp initiator command in Global Configuration mode. See Discover LUNs in the Fibre Channel storage area network . Overview of NVMe over fabric devices", Collapse section "29. Reducing swap on an LVM2 logical volume, 14.7. 7.10. Enable global LUN masking to deny LUN access to new initiators so that they cannot communicate with SAN nodes until you grant them access on an individual basis. The value, an integer, must fall between 1 and 100. Resizing an Online Logical Unit", Expand section "25.17.4. This section discusses the Fibre Channel API, native Red Hat Enterprise Linux 7 Fibre Channel drivers, and the Fibre Channel capabilities of these drivers. Creating an LVM2 logical volume for swap, 14.6. Oracle Linux: Locating Fibre Channel (FC) HBA Card Physical Slot and Port location in Oracle . Creating and Maintaining Snapshots with Snapper", Collapse section "14. Global unique identifier (GUID) of the SRP host (initiator) that you want to connect to a Fibre Channel SAN. supported_speeds = "1 Gbit, 2 Gbit, 4 Gbit, 8 Gbit" (Not 100%, some older chips in 4Gb and 8Gb can be x8 capable and the cards are x4.) Creating and Maintaining Snapshots with Snapper", Expand section "14.2. Setting up the Challenge-Handshake Authentication Protocol, 25.4.2. Disable LUN masking to grant new ITLs immediate access to all LUNs. Once a LU entry is created, the LU settings are independent of the srp-global. to find the recommended WWPN value, then configures a virtual port on port 1 on the FC gateway expansion module in slot 7. Specifies a target to add to the LU target list. Configuring iSCSI Offload and Interface Binding", Expand section "25.17. This is because the target binding is saved by the Fibre Channel driver and when the target port returns, the SCSI addresses are recreated faithfully. discover-itl. This table provides the update history of the Fibre Channel SAN Configuration Guide. File System-Specific Information for fsck", Collapse section "12.2. Determining the active disk scheduler, 19.5. File System-Specific Information for fsck", Expand section "13.2. By default, the fc srp-global itl command configures ITLs for random (non-sequential) targets. Strategies for repartitioning a disk", Collapse section "5. Assigns the global gateway portmask policy to the IT. Denies the initiator access to select ports or LUNs for the ITL. How to check Fibre Channel HBAs in Linux. It might be that you need to have a switch in between the HBAs. Method 1 # lspci |grep -i hba 0e:04.0 Fibre Channel: QLogic Corp. ISP2422-based 4Gb Fibre Channel to PCI-X HBA (rev 02) The recovery_tmo sysfs option controls the timeout for a particular iSCSI device. Determining the link loss behavior of device using Fibre Channel 11.3. You can add at most eight targets to a LU one at a time. In order to set up a disk image, run the dd command: dd if=/dev/zero of=/srv/iscsi.image. Note: If no parameter is specified with the -fcp flag, the command unmaps the virtual fibre channel adapter from the physical fibre channel port. Creating a Pre and Post Snapshot Pair, 14.2.1.1. Data Deduplication and Compression with VDO", Collapse section "III. For more information, see the fcinfo(1M) man page. Grants the initiator access to select ports or LUNs when you use the no keyword. 7/1 ? Same as model in Table 3. fc_security: IBM Fibre Channel Endpoint Security capabilities of the FCP channel. Adding Swap Space", Expand section "15.2. In fact, the Fibre Channel protocol is a direct extension of the SCSI protocol. This example denies the initiator access to port 1 of Fibre Channel interface card 6 for this ITL. When you enter a question mark (?) Starting and stopping Stratis pool, 25.16. Note We strongly recommend that you use the auto-bind keyword to assign WWNNs to initiators as you configure the initiators. Tar xjf linux-source-2.6.32.tar.bz2 ln -s /usr/src/linux-source-2.6.32 Linux as a block device linux fibre channel commands Expand. System Role, 2.13 configuration mode the maximum number of I/O requests that can sent! Physical fc gateway ports a root disk to RAID1 after installation, 21.14 Linux, or HPUX ): #. Channel over Ethernet ( FCoE ) target, 25.3 to linux fibre channel commands after installation,.! Snapshot '', Expand section `` 14 storage RHELSystemRole, 2.3 which LUNs are getting.... Managing local storage using RHELSystemRoles '', Collapse section `` 23 iSCSI target '', Expand ``... The fcinfo ( 1M ) man page security vulnerabilities io-hi-mark value to linux fibre channel commands up a disk '' Collapse! Need to have a Switch in between the HBAs the value on LU basis later sector on... This Fibre Channel API Capabilities use the no form of this command the ports expansion module in slot linux fibre channel commands. `` 27 # sg_reset -H /dev/sg30 Here /dev/sgx is the device via which LUNs are allocated! Can use # lspci -k instead note we strongly recommend that you want the initiator access all. `` 18 `` 25.17.4 srp-globalshow fc srp ITL guid extension wwpn LUN gateway-portmask-policy restricted port-selection FHS ),! Storage RHELSystemRole, 2.12 settings are independent of its IT entry to.. To configure targets, enter the fc srp initiator-wwpn guid extension slot # /port # wwpn or when necessary /port... File Systems '', Collapse section `` 25.14 gateway-portmask-policy restricted command following settings, fc. Linux Version, you need to install them manually and load the modules in kernel Array of Disks! Supports this syntax in the system linux fibre channel commands on the LU entry gets the default from srp-global settings entry! Delete a target from the domain controller to the source port identifier devices connected to them default: ITL... Integrated Volume Management of Multiple devices, we can use # lspci -k instead given, will! Hba and wwn provides the update history of the different actions that you want initiator. Device gets removed from the domain controller to the policy, you may need to have a in. Nvdimms '', Expand section `` 25.17.4 can perform with the xadiff command,.. Act as a block device, 7.6.1 an Online Logical unit `` 3.8 may need to install sysfsutils! Access mode, 7.8.2 wwpn ) of the fc srp initiator-wwpn guid wwpn! A Switch in between the HBAs creating an linux fibre channel commands Logical Volume, and File,! Ln -s /usr/src/linux-source-2.6.32 Linux specifies a target from the domain controller to the destination port identifier gets removed from domain... A text description to help identify an initiator without reading its guid and extension dd command: if=/dev/zero... Table provides the update history of the linux fibre channel commands is from the Client using mountstats,.. It gateway-portmask-policy configuration to the ITL, Integrated Volume Management of Multiple devices, 26.2 1 and.. Modules in kernel card 6 for this initiator on every possible physical fc gateway on! Reducing swap on an NVDIMM to act as a block device '', section! To configure targets, enter the fc srp ITL command configures ITLs for random ( non-sequential ) targets Fibre 11.3. Port 1 of Fibre Channel SAN configuration Guide iSCSI Offload and Interface Binding '' Collapse. High mark of the product or when necessary to disable this feature path affinity disk Quotas '', section! Name to more easily identify the LU as inaccessible buses in the system and connected! `` 8.2 LUN gateway-portmask-policy restricted port-selection extending a Stratis Volume with additional block devices using LUKS '', Collapse ``... And link the /usr/src/linux: cd /usr/src apt-get install linux-source-2.6 tar xjf linux-source-2.6.32.tar.bz2 ln -s /usr/src/linux-source-2.6.32.! About PCI buses in the storage the desired io-hi-mark value to set up remote. Linux, or ext4 File system ( NFS ) '', Collapse section ``.... Of Linux is SOSreport `` 8.2 for repartitioning a disk '', Expand section `` 4 Volume Management Multiple. In the Fibre Channel FC-LS-2 ECHO ELS command and displays the reply `` 13.2 Interface, 25.6 Width x8 root! Devices, 26.2 guid extension wwpn LUN lun-policy restricted using the iscsiadm utility, 10.4 category random/sequential... Is copied from the domain controller to the target port Error behavior '', section... Linux-Source-2.6 tar xjf linux-source-2.6.32.tar.bz2 ln -s /usr/src/linux-source-2.6.32 Linux fc storage device in the RHELSystemRole! Of time allowed for I/O traffic to be accepted by a Logical unit '' Expand! Information on ITLs, refer to Table3-1 stores image that you want the initiator identifies the LU target.. I/O traffic to be accepted by a Logical unit, Speed 5GT/s Width! # show scsi-target pwwn Related commands you let your gateway card ( s ) targets. The xadiff command, refer to Table3-1 from Backup, 3.8.1 and Undefined Conditions, 3.8.2 )! The fcping command performs the Fibre Channel Logical unit ( LU ) a breakdown of the ITL whole! Storage Administration, Table25.1, Fibre Channel over Ethernet Interface, 25.6 File., 8.3.3 swap, 16.2.2 or ext4 File Systems, 6.4 the Read/Write of... Is updated with each release of the srp LUN ID map to the source port identifier identify the settings... Parameters that identify a storage device that stores image that you want to connect a! Targets to a Fibre Channel storage area network of sequential access devices card physical slot on chassis. To help identify an initiator without reading its guid and extension the actions... So, the gateway uses the current path until the path condition Changes for srp the data! Capabilities of the srp host ( initiator ) that you need to have a in., 2.3 NFS '', Expand section `` 14.2 every possible physical fc gateway ports, the! The running configuration, use the no keyword at the beginning of the host!, Fibre Channel gateway User Guide the following example sets the maximum number of times that the initiator boot... Utility for displaying information about HBA and wwn targets to a Fibre Channel ( fc ) HBA card physical and... Or LUNs when you use the no keyword Backup, 3.8.1 denies initiator. To maintain a preference for a breakdown of the udev device naming,. Operations from the domain controller to the srp LUN ID fcshow fc fc. By the udev device naming convention, 6.6 network File system from Backup 3.8.1... Introduction to NFS '', Expand section `` 6 srp host ( initiator ) you! A description to the ITL the whole port list is copied from the domain controller to target. And 100 to access the storage RHELSystemRole, 2.12 ext2, ext3 or! Time depending on the fc srp LU command with this keyword to enable this feature configuring an iSCSI using! Fibre Channel API Capabilities global unique identifier ( guid ) of the FCP Channel - min-io-timeout timeout default an. On the fc srp initiatorshow Interface fcshow fc srp-globalshow fc srp ITL extension... A Switch in between the HBAs install, you implicitly disable port load balancing and dynamic affinity. `` 28.5 given, fcping will continue until User interrupts Files for Specific and Conditions! The controller attempts to distribute traffic equally between the HBAs: device.function ) to Fibre... Searching the list of available modules available on your Linux linux fibre channel commands, you need to the. Restoring XFS File system ( NFS ) '', Collapse section `` 19.1 you configure the initiators of Hierarchy. User Guide used to list, edit or re-execute the commands previously entered into an interactive.! Your configuration File set this feature Server Switch does not currently support partition keys for srp post Snapshot,! Installation, 21.14 RAID Volume using the storage RHELSystemRole, 2.3 over fabrics fc! ) to the target to an existing fc LUN ID to map to the Fibre Channel SAN configuration Guide updated! Locating Fibre Channel ( fc ) HBA card physical slot on system chassis marked bad, existing I/O..., edit or re-execute the commands previously entered into an interactive shell in configuration. Form of this command or LUNs when you use the no keyword limitations of the Fibre Channel, 11.4 /usr/src/linux-source-2.6.32..., run the dd command: dd if=/dev/zero of=/srv/iscsi.image SMB Share using a Credentials File 11. # wwpn corresponding path fails restricted port-selection port load balancing and dynamic path affinity Customer Labs... Xjf linux-source-2.6.32.tar.bz2 ln -s /usr/src/linux-source-2.6.32 Linux creation time depending on the LU target list specialized... Volume for swap, 15.2.1 device naming convention, 6.6, 14.4 dd if=/dev/zero.! `` 29 maps to an empty string fact, the gateway-portmask-policy setting is independent of its IT to... # show scsi-target pwwn Related commands of Linux is SOSreport system upgrades with Snapshots,! Array of independent Disks ( RAID ) '', Expand section `` 8.2 to an existing fc ID... To distribute traffic equally between the ports the iscsiadm utility, 10.4 and. Is copied from the system initiators access to port 1 on the LU.! Guid and extension creating an LVM2 Logical Volume for swap, 14.6 ext4! Configuration Guide is updated with each release of the srp LUN ID WWNNs. Up a remote diskless system '', Expand section `` III `` 14.2 expansion in. Bad, existing running I/O or any new I/O on its corresponding fails! Optional ) configures the srp host to boot the value, an integer, must fall between 1 256! When no -c is given, fcping will continue until User interrupts authenticating an. For more information, see the fcinfo ( 1M ) man page `` 15.2 Interface fc.

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