From 013b2f266ab0acf6b9aa81470ab97334beefaa70 Mon Sep 17 00:00:00 2001 From: Jon Mason Date: Tue, 8 Dec 2009 10:48:50 -0600 Subject: [PATCH] docs: Document NFSRDMA mlx4 firmware requirement Per Bug 1815, Document the NFSRDMA requirement for ConnectX 2.7.0 firmware. Signed-off-by: Jon Mason --- nfs-rdma.release-notes.txt | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/nfs-rdma.release-notes.txt b/nfs-rdma.release-notes.txt index f876908..0e966e3 100644 --- a/nfs-rdma.release-notes.txt +++ b/nfs-rdma.release-notes.txt @@ -219,3 +219,8 @@ a 64KB page size (like PPC64 and IA64 systems) and your server is using a 4KB page size (like i386 and X86_64), then you need to mount the server using rsize=32768,wsize=32768 to avoid overrunning the Chelsio RNIC fast register limits. This is a known firmware limitation in the Chelsio RNIC. + +Running NFSRDMA over Mellanox's ConnectX HCA requires that the adapter firmware +be 2.7.0 or greater on all NFS clients and servers. Firmware 2.6.0 has known +issues that prevent the RDMA connection from being established. Firmware 2.7.0 +has resolved these issues. -- 2.41.0