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-rw-r--r--tools/nfs-iostat/nfs-iostat.py3
1 files changed, 2 insertions, 1 deletions
diff --git a/tools/nfs-iostat/nfs-iostat.py b/tools/nfs-iostat/nfs-iostat.py
index b324cd8..61d15a5 100644
--- a/tools/nfs-iostat/nfs-iostat.py
+++ b/tools/nfs-iostat/nfs-iostat.py
@@ -213,7 +213,8 @@ class DeviceData:
# the reference to them. so we build new lists here
# for the result object.
for op in result.__rpc_data['ops']:
- result.__rpc_data[op] = map(difference, self.__rpc_data[op], old_stats.__rpc_data[op])
+ result.__rpc_data[op] = list(map(
+ difference, self.__rpc_data[op], old_stats.__rpc_data[op]))
# update the remaining keys we care about
result.__rpc_data['rpcsends'] -= old_stats.__rpc_data['rpcsends']