CBQE-3675: wait until nodes total memory is initialized

before initializing nodes in tests.

This commit adds a simple function that repeatedly calls a
function until the functio

CBQE-3675: wait until nodes total memory is initialized

before initializing nodes in tests.

This commit adds a simple function that repeatedly calls a
function until the function's return value satisfies an
arbitrary condition. This is then used in the node initialization
routine to wait until the node is ready to be set up.

Change-Id: Ib96ff5a434ba9f0bc4197278440ddaac428c02e6
Reviewed-on: http://review.couchbase.org/68949
Reviewed-by: Tommie McAfee <tommie@couchbase.com>
Tested-by: Dave Finlay <dave.finlay@couchbase.com>

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CBQE-0: try to identify problem when job hangs

http://qa.sc.couchbase.com/job/centos_x64--04_01--new_rebalance_mixed_cluster-P0/10/consoleFull

Change-Id: I0ddca51fce0fed9719e1d74894

CBQE-0: try to identify problem when job hangs

http://qa.sc.couchbase.com/job/centos_x64--04_01--new_rebalance_mixed_cluster-P0/10/consoleFull

Change-Id: I0ddca51fce0fed9719e1d748947c02013fc45bb3
Reviewed-on: http://review.couchbase.org/30284
Reviewed-by: Andrei Baranouski <andrei.baranouski@gmail.com>
Tested-by: Andrei Baranouski <andrei.baranouski@gmail.com>

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MB-100: print time in future.set_exception()

Change-Id: Icc1a7877cc53018b260ac679ab96d106c0ac5f3e
Reviewed-on: http://review.couchbase.org/24194
Tested-by: buildbot <build@couchbase.

MB-100: print time in future.set_exception()

Change-Id: Icc1a7877cc53018b260ac679ab96d106c0ac5f3e
Reviewed-on: http://review.couchbase.org/24194
Tested-by: buildbot <build@couchbase.com>
Reviewed-by: Iryna Mironava <irynamironava@yandex.ru>

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MB-100: add traceback in Future.__get_result if failed

def __get_result(self):
if self._exception:
print traceback.extract_stack()
raise self._exc

MB-100: add traceback in Future.__get_result if failed

def __get_result(self):
if self._exception:
print traceback.extract_stack()
raise self._exception
else:
return self._result

Change-Id: Iccfac43f7760964c047b08c46d7b821ddb5ff34c
Reviewed-on: http://review.couchbase.org/23137
Tested-by: buildbot <build@couchbase.com>
Reviewed-by: Iryna Mironava <irynamironava@yandex.ru>

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CBQE-549: strack trase is not useful for failures in async tasks

this applies to all types of structures:
for task in tasks:
task.result()

It's not clear

CBQE-549: strack trase is not useful for failures in async tasks

this applies to all types of structures:
for task in tasks:
task.result()

It's not clear which task is failed and where the test fell.

Change-Id: Icbb36cdabdb049bff7f6d890703f672c2d290903
Reviewed-on: http://review.couchbase.org/20377
Reviewed-by: Karan Kumar <karan@couchbase.com>
Tested-by: Andrei Baranouski <andrei.baranouski@gmail.com>

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CBQE-144: Fixed unused import/variables in lib/tasks

Change-Id: I649d918ea4ce471cf7512bc887dd4caaa4422726
Reviewed-on: http://review.couchbase.org/16556
Tested-by: buildbot <build@co

CBQE-144: Fixed unused import/variables in lib/tasks

Change-Id: I649d918ea4ce471cf7512bc887dd4caaa4422726
Reviewed-on: http://review.couchbase.org/16556
Tested-by: buildbot <build@couchbase.com>
Reviewed-by: Karan Kumar <karan@couchbase.com>

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Fix issues in Future class

This commit adds all of the missing exceptions and also causes
the future to finish with an exception if a TimeoutError is
thrown. This will allow timedout

Fix issues in Future class

This commit adds all of the missing exceptions and also causes
the future to finish with an exception if a TimeoutError is
thrown. This will allow timedout tasks to abort execution if they
time out.

Change-Id: I47f63914ff3024a2e3bbc9a3505f6897416ed6f4
Reviewed-on: http://review.couchbase.org/15076
Reviewed-by: Karan Kumar <karan@couchbase.com>
Tested-by: Michael Wiederhold <mike@couchbase.com>

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Add a Future implementation and use it for Tasks

Change-Id: I9e61299e788f22e187bb93b2af4dd4e898a10c62
Reviewed-on: http://review.couchbase.org/14927
Reviewed-by: Karan Kumar <karan@c

Add a Future implementation and use it for Tasks

Change-Id: I9e61299e788f22e187bb93b2af4dd4e898a10c62
Reviewed-on: http://review.couchbase.org/14927
Reviewed-by: Karan Kumar <karan@couchbase.com>
Tested-by: Michael Wiederhold <mike@couchbase.com>

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