nfsiostat: Breaks on 3.1 kernels

nfsiostat depend on all devices entries in /proc/self/mountstats
to start with the word 'device'. With 3.1 kernels, NFS entries
start with the actual device (i.e. server:/export) not
the word 'device'. This change confused nfsiostat parsing.

Signed-off-by: Steve Dickson <steved@redhat.com>

diff --git a/tools/nfs-iostat/nfs-iostat.py b/tools/nfs-iostat/nfs-iostat.py
index 4e55dad8e6568232ee98af703ddecf596f019ac3..d9096321f59aae9eb131340cb8a5cff5b38d7ccd 100644 (file)
--- a/tools/nfs-iostat/nfs-iostat.py
+++ b/tools/nfs-iostat/nfs-iostat.py
@@ -86,6 +86,12 @@ class DeviceData:
             self.__nfs_data['fstype'] = words[7]
             if words[7] == 'nfs':
                 self.__nfs_data['statvers'] = words[8]
+        elif 'nfs' in words or 'nfs4' in words:
+            self.__nfs_data['export'] = words[0]
+            self.__nfs_data['mountpoint'] = words[3]
+            self.__nfs_data['fstype'] = words[6]
+            if words[6] == 'nfs':
+                self.__nfs_data['statvers'] = words[7]
         elif words[0] == 'age:':
             self.__nfs_data['age'] = long(words[1])
         elif words[0] == 'opts:':
@@ -426,6 +432,9 @@ def parse_stats_file(filename):
         if words[0] == 'device':
             key = words[4]
             new = [ line.strip() ]
+        elif 'nfs' in words or 'nfs4' in words:
+            key = words[3]
+            new = [ line.strip() ]
         else:
             new += [ line.strip() ]
         ms_dict[key] = new
@@ -436,7 +445,6 @@ def parse_stats_file(filename):
 def print_iostat_summary(old, new, devices, time, options):
     stats = {}
     diff_stats = {}
-
     if old:
         # Trim device list to only include intersection of old and new data,
         # this addresses umounts due to autofs mountpoints
@@ -553,7 +561,6 @@ client are listed.
     parser.add_option_group(displaygroup)
 
     (options, args) = parser.parse_args(sys.argv)
-
     for arg in args:
 
         if arg == sys.argv[0]: