Hi,
In sampling.py, remove() is being called without calling add() before,
which throws:
JsonRpc (StompReactor)::DEBUG::2015-04-28
17:35:55,061::stompReactor::94::Broker.StompAdapter::(handle_frame)
Handling message <StompFrame command=u'SEND'>
Thread-37401::DEBUG::2015-04-28
17:35:55,062::__init__::445::jsonrpc.JsonRpcServer::(_serveRequest)
Calling 'VM.destroy' in bridge with {u'vmID':
u'6ec9c0a0-2879-4bfe-9a79-92471881ebfe'}
JsonRpcServer::DEBUG::2015-04-28
17:35:55,062::__init__::482::jsonrpc.JsonRpcServer::(serve_requests)
Waiting for request
Thread-37401::INFO::2015-04-28
17:35:55,062::API::334::vds::(destroy) vmContainerLock acquired by
vm 6ec9c0a0-2879-4bfe-9a79-92471881ebfe
Thread-37401::DEBUG::2015-04-28
17:35:55,062::vm::3513::vm.Vm::(destroy)
vmId=`6ec9c0a0-2879-4bfe-9a79-92471881ebfe`::destroy Called
Thread-37401::INFO::2015-04-28
17:35:55,062::vm::3444::vm.Vm::(releaseVm)
vmId=`6ec9c0a0-2879-4bfe-9a79-92471881ebfe`::Release VM resources
Thread-37401::WARNING::2015-04-28
17:35:55,062::vm::375::vm.Vm::(_set_lastStatus)
vmId=`6ec9c0a0-2879-4bfe-9a79-92471881ebfe`::trying to set state to
Powering down when already Down
Thread-37401::ERROR::2015-04-28
17:35:55,063::__init__::469::jsonrpc.JsonRpcServer::(_serveRequest)
Internal server error
Traceback (most recent call last):
File "/usr/lib/python2.7/site-packages/yajsonrpc/__init__.py",
line 464, in _serveRequest
res = method(**params)
File "/usr/share/vdsm/rpc/Bridge.py", line 273, in _dynamicMethod
result = fn(*methodArgs)
File "/usr/share/vdsm/API.py", line 339, in destroy
res = v.destroy()
File "/usr/share/vdsm/virt/vm.py", line 3515, in destroy
result = self.doDestroy()
File "/usr/share/vdsm/virt/vm.py", line 3533, in doDestroy
return self.releaseVm()
File "/usr/share/vdsm/virt/vm.py", line 3448, in releaseVm
sampling.stats_cache.remove(self.id)
File "/usr/share/vdsm/virt/sampling.py", line 428, in remove
if vmid in self._vm_last_timestamp.keys():
KeyError: u'6ec9c0a0-2879-4bfe-9a79-92471881ebfe'
Thread-37401::DEBUG::2015-04-28
17:35:55,063::stompReactor::158::yajsonrpc.StompServer::(send)
Sending response
In file '/usr/share/vdsm/virt/sampling.py':
def add(self, vmid):
"""
Warm up the cache for the given VM.
This is to avoid races during the first sampling and the first
reporting, which may result in a VM wrongly reported as
unresponsive.
"""
with self._lock:
self._vm_last_timestamp[vmid] = self._clock()
def remove(self, vmid):
"""
Remove any data from the cache related to the given VM.
"""
with self._lock:
* if vmid in
self._vm_last_timestamp.keys():**<----------------- I patched here as a
workarround
** del self._vm_last_timestamp[vmid]*
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