set reading /proc/uptime to false by default.

reading /proc/uptime is going to be slower, and no reason to do it on most
things.  Better to only do it when you suspect maybe a need for it.

bin/cloud-init

@@ -503,9 +503,8 @@ def main():
 
     (name, functor) = args.action
 
-    return util.log_time(logfunc=LOG.debug,
+    return util.log_time(logfunc=LOG.debug, msg="cloud-init mode '%s'" % name,
-                         msg="cloud-init mode '%s'" % name, uptime=True,
+                         get_uptime=True, func=functor, args=(name, args))
-                         func=functor, args=(name, args))
 
 
 if __name__ == '__main__':

cloudinit/sources/DataSourceAzure.py

@@ -207,8 +207,9 @@ def apply_hostname_bounce(hostname, policy, interface, command,
     shell = not isinstance(command, (list, tuple))
     # capture=False, see comments in bug 1202758 and bug 1206164.
     util.log_time(logfunc=LOG.debug, msg="publishing hostname",
-        func=util.subp, kwargs={'command': command, 'shell': shell,
+        get_uptime=True, func=util.subp,
-                                'capture': False, 'env': env})
+        kwargs={'command': command, 'shell': shell, 'capture': False,
+                'env': env})
 
 
 def crtfile_to_pubkey(fname):

cloudinit/util.py

@@ -1772,7 +1772,7 @@ def which(program):
     return None
 
 
-def log_time(logfunc, msg, func, args=None, kwargs=None, get_uptime=True):
+def log_time(logfunc, msg, func, args=None, kwargs=None, get_uptime=False):
     if args is None:
         args = []
     if kwargs is None: