Loading Documentation/filesystems/nfs-rdma.txt +21 −19 Original line number Original line Diff line number Diff line Loading @@ -63,10 +63,10 @@ Installation - Install nfs-utils-1.1.2 or greater on the client - Install nfs-utils-1.1.2 or greater on the client An NFS/RDMA mount point can be obtained by using the mount.nfs command in An NFS/RDMA mount point can be obtained by using the mount.nfs command in nfs-utils-1.1.2 or greater (nfs-utils-1.1.1 was the first nfs-utils version nfs-utils-1.1.2 or greater (nfs-utils-1.1.1 was the first nfs-utils with support for NFS/RDMA mounts, but for various reasons we recommend using version with support for NFS/RDMA mounts, but for various reasons we nfs-utils-1.1.2 or greater). To see which version of mount.nfs you are recommend using nfs-utils-1.1.2 or greater). To see which version of using, type: mount.nfs you are using, type: $ /sbin/mount.nfs -V $ /sbin/mount.nfs -V Loading @@ -91,8 +91,9 @@ Installation After building the nfs-utils package, there will be a mount.nfs binary in After building the nfs-utils package, there will be a mount.nfs binary in the utils/mount directory. This binary can be used to initiate NFS v2, v3, the utils/mount directory. This binary can be used to initiate NFS v2, v3, or v4 mounts. To initiate a v4 mount, the binary must be called mount.nfs4. or v4 mounts. To initiate a v4 mount, the binary must be called The standard technique is to create a symlink called mount.nfs4 to mount.nfs. mount.nfs4. The standard technique is to create a symlink called mount.nfs4 to mount.nfs. This mount.nfs binary should be installed at /sbin/mount.nfs as follows: This mount.nfs binary should be installed at /sbin/mount.nfs as follows: Loading Loading @@ -214,11 +215,11 @@ NFS/RDMA Setup /vol0 192.168.0.47(fsid=0,rw,async,insecure,no_root_squash) /vol0 192.168.0.47(fsid=0,rw,async,insecure,no_root_squash) /vol0 192.168.0.0/255.255.255.0(fsid=0,rw,async,insecure,no_root_squash) /vol0 192.168.0.0/255.255.255.0(fsid=0,rw,async,insecure,no_root_squash) The IP address(es) is(are) the client's IPoIB address for an InfiniBand HCA or the The IP address(es) is(are) the client's IPoIB address for an InfiniBand cleint's iWARP address(es) for an RNIC. HCA or the cleint's iWARP address(es) for an RNIC. NOTE: The "insecure" option must be used because the NFS/RDMA client does not NOTE: The "insecure" option must be used because the NFS/RDMA client does use a reserved port. not use a reserved port. Each time a machine boots: Each time a machine boots: Loading @@ -234,12 +235,13 @@ NFS/RDMA Setup - Start the NFS server - Start the NFS server If the NFS/RDMA server was built as a module (CONFIG_SUNRPC_XPRT_RDMA=m in kernel config), If the NFS/RDMA server was built as a module (CONFIG_SUNRPC_XPRT_RDMA=m in load the RDMA transport module: kernel config), load the RDMA transport module: $ modprobe svcrdma $ modprobe svcrdma Regardless of how the server was built (module or built-in), start the server: Regardless of how the server was built (module or built-in), start the server: $ /etc/init.d/nfs start $ /etc/init.d/nfs start Loading @@ -253,17 +255,17 @@ NFS/RDMA Setup - On the client system - On the client system If the NFS/RDMA client was built as a module (CONFIG_SUNRPC_XPRT_RDMA=m in kernel config), If the NFS/RDMA client was built as a module (CONFIG_SUNRPC_XPRT_RDMA=m in load the RDMA client module: kernel config), load the RDMA client module: $ modprobe xprtrdma.ko $ modprobe xprtrdma.ko Regardless of how the client was built (module or built-in), use this command to Regardless of how the client was built (module or built-in), use this mount the NFS/RDMA server: command to mount the NFS/RDMA server: $ mount -o rdma,port=2050 <IPoIB-server-name-or-address>:/<export> /mnt $ mount -o rdma,port=2050 <IPoIB-server-name-or-address>:/<export> /mnt To verify that the mount is using RDMA, run "cat /proc/mounts" and check the To verify that the mount is using RDMA, run "cat /proc/mounts" and check "proto" field for the given mount. the "proto" field for the given mount. Congratulations! You're using NFS/RDMA! Congratulations! You're using NFS/RDMA! Loading
Documentation/filesystems/nfs-rdma.txt +21 −19 Original line number Original line Diff line number Diff line Loading @@ -63,10 +63,10 @@ Installation - Install nfs-utils-1.1.2 or greater on the client - Install nfs-utils-1.1.2 or greater on the client An NFS/RDMA mount point can be obtained by using the mount.nfs command in An NFS/RDMA mount point can be obtained by using the mount.nfs command in nfs-utils-1.1.2 or greater (nfs-utils-1.1.1 was the first nfs-utils version nfs-utils-1.1.2 or greater (nfs-utils-1.1.1 was the first nfs-utils with support for NFS/RDMA mounts, but for various reasons we recommend using version with support for NFS/RDMA mounts, but for various reasons we nfs-utils-1.1.2 or greater). To see which version of mount.nfs you are recommend using nfs-utils-1.1.2 or greater). To see which version of using, type: mount.nfs you are using, type: $ /sbin/mount.nfs -V $ /sbin/mount.nfs -V Loading @@ -91,8 +91,9 @@ Installation After building the nfs-utils package, there will be a mount.nfs binary in After building the nfs-utils package, there will be a mount.nfs binary in the utils/mount directory. This binary can be used to initiate NFS v2, v3, the utils/mount directory. This binary can be used to initiate NFS v2, v3, or v4 mounts. To initiate a v4 mount, the binary must be called mount.nfs4. or v4 mounts. To initiate a v4 mount, the binary must be called The standard technique is to create a symlink called mount.nfs4 to mount.nfs. mount.nfs4. The standard technique is to create a symlink called mount.nfs4 to mount.nfs. This mount.nfs binary should be installed at /sbin/mount.nfs as follows: This mount.nfs binary should be installed at /sbin/mount.nfs as follows: Loading Loading @@ -214,11 +215,11 @@ NFS/RDMA Setup /vol0 192.168.0.47(fsid=0,rw,async,insecure,no_root_squash) /vol0 192.168.0.47(fsid=0,rw,async,insecure,no_root_squash) /vol0 192.168.0.0/255.255.255.0(fsid=0,rw,async,insecure,no_root_squash) /vol0 192.168.0.0/255.255.255.0(fsid=0,rw,async,insecure,no_root_squash) The IP address(es) is(are) the client's IPoIB address for an InfiniBand HCA or the The IP address(es) is(are) the client's IPoIB address for an InfiniBand cleint's iWARP address(es) for an RNIC. HCA or the cleint's iWARP address(es) for an RNIC. NOTE: The "insecure" option must be used because the NFS/RDMA client does not NOTE: The "insecure" option must be used because the NFS/RDMA client does use a reserved port. not use a reserved port. Each time a machine boots: Each time a machine boots: Loading @@ -234,12 +235,13 @@ NFS/RDMA Setup - Start the NFS server - Start the NFS server If the NFS/RDMA server was built as a module (CONFIG_SUNRPC_XPRT_RDMA=m in kernel config), If the NFS/RDMA server was built as a module (CONFIG_SUNRPC_XPRT_RDMA=m in load the RDMA transport module: kernel config), load the RDMA transport module: $ modprobe svcrdma $ modprobe svcrdma Regardless of how the server was built (module or built-in), start the server: Regardless of how the server was built (module or built-in), start the server: $ /etc/init.d/nfs start $ /etc/init.d/nfs start Loading @@ -253,17 +255,17 @@ NFS/RDMA Setup - On the client system - On the client system If the NFS/RDMA client was built as a module (CONFIG_SUNRPC_XPRT_RDMA=m in kernel config), If the NFS/RDMA client was built as a module (CONFIG_SUNRPC_XPRT_RDMA=m in load the RDMA client module: kernel config), load the RDMA client module: $ modprobe xprtrdma.ko $ modprobe xprtrdma.ko Regardless of how the client was built (module or built-in), use this command to Regardless of how the client was built (module or built-in), use this mount the NFS/RDMA server: command to mount the NFS/RDMA server: $ mount -o rdma,port=2050 <IPoIB-server-name-or-address>:/<export> /mnt $ mount -o rdma,port=2050 <IPoIB-server-name-or-address>:/<export> /mnt To verify that the mount is using RDMA, run "cat /proc/mounts" and check the To verify that the mount is using RDMA, run "cat /proc/mounts" and check "proto" field for the given mount. the "proto" field for the given mount. Congratulations! You're using NFS/RDMA! Congratulations! You're using NFS/RDMA!
J. Bruce Fields <bfields@citi.umich.edu>J. Bruce Fields <bfields@citi.umich.edu>