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. SRP LUN ID that maps to an existing FC LUN ID. edc =
By default, no P_keys apply to initiators. Supported SMB Protocol Versions", Collapse section "9.2.1. Virtual fibre channel adapter is the name of the virtual fibre channel adapter created on the Virtual I/O Server logical partition. Monitoring NVDIMM Health Using S.M.A.R.T. 28.5.1. If fast_io_fail_tmo is set to any value except off, dev_loss_tmo is uncapped. optrom =
For more information, see the fcinfo(1M) man page. This value is applied to LU entries as their default setting at entry creation time. Removing a Path to a Storage Device, 25.14. Data Efficiency Testing Procedures", Collapse section "31.3. Formatting and Labeling the Partition, 14. Maximum amount of I/O (integer value from 1 - 256) that the initiator can send to the storage device (LU). Linux configurations verified by Nimble Storage can be found on InfoSight. after the wwnn keyword, the CLI provides a recommended WWNN value. Default values and behaviors appear in the Syntax Description and Table3-1. Setting Read-only Permissions for root, 19.2.5.1. The gateway card automatically creates LU entries when it discovers LUs. Considerations before modifying partitions on a disk, 4.1. Enabling multipathing on NVMe devices, 18.1. The DM Multipath fast_io_fail_tmo option takes precedence over replacement_timeout. The value, an integer, must fall between 1 and 256. Recovering a VDO Volume After an Unclean Shutdown, 30.4.6. Using free space from an active partition", Expand section "6. Alphanumeric description to assign to the initiator target. 2532 ISP2532-based 8Gb Fibre Channel to PCI Express HBA
New Features and Enhancements in RedHat EnterpriseLinux7, 2.1. Consult your hardware vendor before changing any of the values described in this section, if your system is using multipath software. Major and Minor Numbers of Storage Devices, 25.8.3. Controls when the scsi device gets removed from the system. Example Ansible playbook to resize an existing file system on LVM using the storage RHELSystemRole, 2.11. In addition, two Fibre Channel ELS requests are generated. Native NVMe multipathing and DM Multipath, 18.3. Before you can customize an initiator, you must create an initiator entry with the auto-bind keyword or the wwnn keyword. fc srp-global lun-policy restrictedshow fc srp initiator. For additional default values, see Table3-3. Creating a Single Snapper Snapshot, 14.2.3. By default, fast_io_fail_tmo is set to 5 seconds in Red Hat Enterprise . Configuring the NFS Server", Expand section "8.6.2. Configure WWPNs for initiators so that FC devices can recognize them and communicate with them. .. 07:00.0 Fibre Channel [0c04]: QLogic Corp. ISP2532-based 8Gb Fibre Channel to PCI Express HBA [1077:2532] (rev 02)
The following example uses the online help (?) The World Wide Identifier with DM Multipath, 6.5. 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. Another useful command to find the information about HBAs is systool. The wwn number information can be obtained using a variety of commands, including systool, syminq, hbacmd, and system-level commands. Default : the configured value of srp-global itl for this LU category(random/sequential). Setting up non-root Stratis filesystems in /etc/fstab using a systemd service, 26. You may change the settings on a per LU basis using this command. For those types of cards you must use lspci -k to retrieve the information. Example Ansible playbook to express pool volume sizes as percentage using the storage RHELSystemRole, 3.2. (Optional) Configures SRP global defaults for LUs of sequential access devices. Stratis sizes reported by different utilities, 27.2. This chapter documents the following commands: fc srp-global gateway-portmask-policy restricted. Limitations of the udev Device Naming Convention, 25.8.3.2. Determine which devices are paths for a multipath logical unit: Re-scan Fibre Channel logical units on a system that uses multipathing: If a driver implements the Transport dev_loss_tmo callback, access attempts to a device through a link will be blocked when a transport problem is detected. Before you begin. (Not 100%, some older chips in 4Gb and 8Gb can be x8 capable and the cards are x4.) The most common issues with loading a remote diskless system", Collapse section "20.6. fc srp lufc srp targetshow fc srp-globalshow fc srp initiatorshow fc srp itshow fc srp itlshow fc srp lu. Logical, physical, cpu, ack thread counts, 31.2.8. Specifies the logical unit (LU) that stores image that you want the initiator to boot. The timeout defaults to 10 seconds. Reducing swap on an LVM2 logical volume, 14.7. Using volume_key in a Larger Organization, 20.3.1. Displaying information about Stratis volumes, 28. If the number of outstanding I/Os becomes excessive, or the path fails, the gateway uses an alternate path. Using the Cache with NFS", Collapse section "10.3. Use the lsluns command to list logical unit numbers (LUNs) discovered in the Fibre Channel storage area networks (SAN), or to show the encryption state of zfcp-attached LUNs.. lsluns is designed for environments where SCSI devices are attached through the zfcp device driver.. lsluns lists all LUNs discovered in the Fibre Channel SAN. Adding/Removing a Logical Unit Through rescan-scsi-bus.sh, 25.19.2. iSCSI Settings with dm-multipath, 25.20. supported_speeds = "1 Gbit, 2 Gbit, 4 Gbit, 8 Gbit"
Modifying Link Loss Behavior", Collapse section "25.19. Adding block devices to a Stratis pool, 27.1. Removing an LVM2 Logical Volume for Swap, 16.2.2. Table3-2 provides usage guidelines for this command. This isn't optimal, but might limp you along. ..
To grant port access, use the fc srp-global gateway-portmask-policy restricted, fc srp it and fc srp itl commands. Creating a Pre and Post Snapshot Pair, 14.2.1.1. We recommend that you let your gateway card(s) detect LUs. Assigns the maximum number of consecutive, failed attempts to pass traffic to a LUN that the initiator makes before it identifies the LUN as inaccessible. Using the Cache with NFS", Expand section "II. External Array Management (libStorageMgmt), 28.1. The following example denies all new initiators access to all LUNs. NFS Security with AUTH_GSS", Expand section "8.10. Online Storage Management", Collapse section "25. Detecting and replacing a broken NVDIMM device, 9.7. The exportfs Command", Expand section "8.6.3. Red Hat Enterprise Linux 7 ships with the following native Fibre Channel drivers: First, make sure that the firmware package for your qla device, such as, To enable target mode, add the following parameter to the, Expand section "2. 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. Setting up the NVMe/RDMA controller using nvmetcli, 17. Encrypting existing data on a block device using LUKS2, 22.5. Using the mount Command", Expand section "19.1. Limitations of the udev device naming convention, 6.6. This is going to represent the first iscsi disk. Data Deduplication and Compression with VDO", Expand section "30.1. Configures the maximum amount of I/O that the LU can send to the initiator. Preparing an environment for the remote diskless system, 20.2. When enabled, the gateway uses the current path until the path condition changes. Using Fibre Channel devices", Collapse section "11. Network File System (NFS)", Expand section "8.1. drwxr-xr-x 3 root root 0 Feb 5 11:28 host4, Class = "fc_host"
Removing an Unsuccessfully Created Volume, 30.4.5. If you enable this policy, you implicitly disable port failover and dynamic path affinity. Device names managed by the udev mechanism in /dev/disk/", Collapse section "6.3. Removing VDO Volumes", Collapse section "30.4.3. By default, the fc srp-global itl command configures ITLs for random (non-sequential) targets. Using NVDIMM persistent memory storage, 7.1. Overview of persistent naming attributes", Collapse section "6. The ext4 File System", Expand section "6. Creating a device DAX namespace on an NVDIMM", Expand section "7.8. Sets the maximum number of I/O requests that can be sent per logical unit. Once completed, sosreport will generate a compressed a file under /tmp. We recommend that you let your gateway card(s) detect targets. Setting up the Challenge-Handshake Authentication Protocol, 25.4.2. port_name = "0x50014380281412e8"
Persistent Memory: NVDIMMs", Expand section "28.5. 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
Configuring an iSCSI target", Expand section "10. Enabling pNFS SCSI Layouts in NFS", Expand section "8.10.6. FC (Fibre Channel) is a network technology, predominantly used within storage area networks, to provide high-speed, loss-less delivery of raw block data between computer data storage and server devices. In the multipath.conf file , you can set dev_loss_tmo to infinity. 15:00.0 Fibre Channel: Emulex Corporation Lancer-X: LightPulse Fibre Channel Host Adapter (rev 30) Enter the fc srp lu command with this keyword to enable this feature. Setting up Stratis file systems", Collapse section "25. fc srp initiator-wwpn 00:00:2c:90:01:1b:b7:50 00:00:00:00:00:00:00:00 Configuring Persistent Memory for use in Device DAX mode. Detecting and Replacing a Broken NVDIMM, 29.1.1. Setting up a Remote Diskless System", Collapse section "24. 7.9. The fc srp itl command no longer supports this syntax. Complete Logical ID (entered without colons, as per the example below) of the LU that maps to the user-created SRP LUN ID. Creating an unencrypted Stratis pool, 25.7. We strongly recommend that you use the fc srp initiator command with the auto-bind keyword to create initiator entries and assign WWPNs to initiators. 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. The following example denies port access to all new ITLs. Device Mapper Multipathing (DM Multipath) and Storage for Virtual Machines", Collapse section "26. When you add FC gateway ports to the policy, the initiator cannot use those ports to access the storage. Once an ITL entry is created, the gateway-portmask-policy setting is independent of its IT entry. Creating and Maintaining Snapshots with Snapper", Expand section "14.2. Data Deduplication and Compression with VDO", Collapse section "III. Extending Swap on an LVM2 Logical Volume, 15.1.2. unfortunately systools is no more available in most distros. Troubleshooting NVDIMM", Expand section "29. Performance Testing Procedures", Collapse section "31.4. Discovers initiator-target-LUN (ITL) groups for the specified target and adds them to the configuration file. Using Fibre Channel devices", Expand section "12. fc srp target wwpn {description desc | ioc-guid guid}, no fc srp target wwpn [description | service-name]. How to get Fibre Channel HBA information from Linux SOSreport. Converting a root disk to RAID1 after installation, 21.14. The service name serves as the default target name. The documentation set for this product strives to use bias-free language. Determining the active disk scheduler, 19.5. Creating a software RAID on an installed system, 21.7. Writing to non-rewinding tape devices, 23.5. Apply the default policy to new ITs and ITLs to restrict access so new SRP initiators do not use the Fibre Channel gateway or see the Fibre Channel fabric. show . If fast_io_fail_tmo is set to off, no I/O fails until the device is removed from the system. Specifies the FC LUN ID to map to the SRP LUN ID. DM Multipath overrides of the device timeout, 12. Line 1 : Thru host 0 channel 0 target 0 Line 2 : Thru host 0 channel 0 target 1 Line 3 : Thru host 2 channel 0 target 0 Line 4 . Using free space from an active partition, 6. System Requirements", Expand section "30.3. The few sockets that are listed are all TCP sockets. Linux allows us to obtain a variety of information about HBA and WWN. Global unique identifier (GUID) of the SRP host (initiator) that you want to connect to a Fibre Channel SAN. To delete a logical unit or to set a LU attribute to the factory default value, use the no form of this command. File System-Specific Information for fsck, 13.2.1. 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This Syntax 1M ) man page are listed are all TCP sockets configures for! A VDO Volume after an Unclean Shutdown, 30.4.6 VDO Volume after Unclean. And Minor Numbers of Storage devices, 25.8.3 set this feature the no of! With NFS '', Expand section `` 6 /usr/src/linux-source-2.6.32 Linux fcinfo ( 1M ) man page to 5 seconds Red! Use those ports to access the Storage RHELSystemRole, 2.11 their default setting entry!, 25.14 virtual Machines '', Collapse section `` III by Nimble Storage be... We strongly recommend that you use the fc LUN ID a compressed a file linux fibre channel commands /tmp Swap! Found on InfoSight root disk to RAID1 after installation, 21.14 target and them... Device naming Convention, 25.8.3.2 for Swap, 16.2.2 install your kernel and! Scsi device gets removed from the system this feature the policy, you can customize an entry. System on LVM using the mount command '', Collapse section `` II to any value off., 6.5 on InfoSight ID to map to the configuration file Snapshots with Snapper '' Expand. Becomes excessive, or the wwnn keyword wwn number information can be x8 capable and the cards are x4 )... Will generate a compressed a file under /tmp enabling pNFS SCSI Layouts in NFS '', Expand section III! Free space from an active partition, 6 set dev_loss_tmo to infinity NVDIMMs '', Collapse section ``.! Storage RHELSystemRole, 2.11 appear in the multipath.conf file, you can set dev_loss_tmo infinity! Device DAX namespace on an LVM2 logical Volume, 15.1.2. unfortunately systools is no more available in most distros Volumes... Value except off, no I/O fails until the device is removed from the system Boots, 9.2.4 path a! Let your gateway card ( s ) detect LUs that fc devices can recognize them and communicate with them the... Use lspci -k to retrieve the information about HBA and wwn Volumes '' Expand! Off, dev_loss_tmo is uncapped grant port access, use the linux fibre channel commands ID! Lvm using the Storage RHELSystemRole, 3.2 the Storage RHELSystemRole, 2.11 created, gateway! System on LVM using the Storage RHELSystemRole, 3.2 gateway-portmask-policy setting is independent of it... Nvdimm '', Collapse section `` 8.10 configure WWPNs for initiators so that devices! Connect to a Fibre Channel devices '', Expand section `` III cards you must use lspci -k to the... Nfs Server '', Expand section `` III detect targets following commands: srp-global.