[ewg] [PATCH OFED-3.12 release notes 1/2] nfsrdma/cxgb4 release notes.

Steve Wise swise at opengridcomputing.com
Fri May 16 12:47:39 PDT 2014


Signed-off-by: Steve Wise <swise at opengridcomputing.com>
---

 release_notes/nfs-rdma.release-notes.txt |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)

diff --git a/release_notes/nfs-rdma.release-notes.txt b/release_notes/nfs-rdma.release-notes.txt
index 7a933c7..7e04465 100644
--- a/release_notes/nfs-rdma.release-notes.txt
+++ b/release_notes/nfs-rdma.release-notes.txt
@@ -228,6 +228,13 @@ NFS/RDMA Setup
 Known Issues
 ~~~~~~~~~~~~~~~~~~~~~~~~
 
+OFA Bug 2482 - NFSRDMA fails to mind the rdma device's max page
+list length.  For cxgb4 devices, this can cause a hw crash requiring
+a system reboot. The workaround is to mount using mount options:
+wsize=65536,rsize=65536. EG:
+
+mount hpc-cn2:/share /mnt -o rdma,vers=3,port=20049,wsize=65536,rsize=65536
+
 If you're running NFSRDMA over Chelsio's T3 RNIC and your cients are using
 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




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