[jira] [Updated] (CASSANDRA-14583) [DTEST] fix write_failures_test.py::TestWriteFailures::test_thrift

2018-07-24 Thread Marcus Eriksson (JIRA) 


 [ 
https://issues.apache.org/jira/browse/CASSANDRA-14583?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Marcus Eriksson updated CASSANDRA-14583:

Resolution: Fixed
Status: Resolved  (was: Ready to Commit)

and committed as {{194ad8a22315f0410155ab5eb2283d006a4fdd37}} to 
cassandra-dtest, thanks!

> [DTEST] fix write_failures_test.py::TestWriteFailures::test_thrift
> --
>
> Key: CASSANDRA-14583
> URL: https://issues.apache.org/jira/browse/CASSANDRA-14583
> Project: Cassandra
>  Issue Type: Bug
>Reporter: Marcus Eriksson
>Assignee: Marcus Eriksson
>Priority: Major
>  Labels: dtest
>
> seems it needs a {{WITH COMPACT STORAGE}} to avoid failing like this:
> {code}
> write_failures_test.py::TestWriteFailures::test_thrift swapoff: Not superuser.
> 01:23:57,245 ccm DEBUG Log-watching thread starting.
> INTERNALERROR> Traceback (most recent call last):
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/_pytest/main.py", 
> line 178, in wrap_session
> INTERNALERROR> session.exitstatus = doit(config, session) or 0
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/_pytest/main.py", 
> line 215, in _main
> INTERNALERROR> config.hook.pytest_runtestloop(session=session)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 617, in __call__
> INTERNALERROR> return self._hookexec(self, self._nonwrappers + 
> self._wrappers, kwargs)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 222, in _hookexec
> INTERNALERROR> return self._inner_hookexec(hook, methods, kwargs)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 216, in 
> INTERNALERROR> firstresult=hook.spec_opts.get('firstresult'),
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/callers.py",
>  line 201, in _multicall
> INTERNALERROR> return outcome.get_result()
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/callers.py",
>  line 76, in get_result
> INTERNALERROR> raise ex[1].with_traceback(ex[2])
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/callers.py",
>  line 180, in _multicall
> INTERNALERROR> res = hook_impl.function(*args)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/_pytest/main.py", 
> line 236, in pytest_runtestloop
> INTERNALERROR> item.config.hook.pytest_runtest_protocol(item=item, 
> nextitem=nextitem)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 617, in __call__
> INTERNALERROR> return self._hookexec(self, self._nonwrappers + 
> self._wrappers, kwargs)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 222, in _hookexec
> INTERNALERROR> return self._inner_hookexec(hook, methods, kwargs)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 216, in 
> INTERNALERROR> firstresult=hook.spec_opts.get('firstresult'),
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/callers.py",
>  line 201, in _multicall
> INTERNALERROR> return outcome.get_result()
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/callers.py",
>  line 76, in get_result
> INTERNALERROR> raise ex[1].with_traceback(ex[2])
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/callers.py",
>  line 180, in _multicall
> INTERNALERROR> res = hook_impl.function(*args)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/flaky/flaky_pytest_plugin.py",
>  line 81, in pytest_runtest_protocol
> INTERNALERROR> self.runner.pytest_runtest_protocol(item, nextitem)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/_pytest/runner.py",
>  line 64, in pytest_runtest_protocol
> INTERNALERROR> runtestprotocol(item, nextitem=nextitem)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/_pytest/runner.py",
>  line 79, in runtestprotocol
> INTERNALERROR> reports.append(call_and_report(item, "call", log))
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/flaky/flaky_pytest_plugin.py",
>  line 120, in call_and_report
> INTERNALERROR> report = hook.pytest_runtest_makereport(item=item, 
> call=call)
>

[jira] [Updated] (CASSANDRA-14583) [DTEST] fix write_failures_test.py::TestWriteFailures::test_thrift

2018-07-24 Thread Jason Brown (JIRA) 


 [ 
https://issues.apache.org/jira/browse/CASSANDRA-14583?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Jason Brown updated CASSANDRA-14583:

Status: Ready to Commit  (was: Patch Available)

> [DTEST] fix write_failures_test.py::TestWriteFailures::test_thrift
> --
>
> Key: CASSANDRA-14583
> URL: https://issues.apache.org/jira/browse/CASSANDRA-14583
> Project: Cassandra
>  Issue Type: Bug
>Reporter: Marcus Eriksson
>Assignee: Marcus Eriksson
>Priority: Major
>  Labels: dtest
>
> seems it needs a {{WITH COMPACT STORAGE}} to avoid failing like this:
> {code}
> write_failures_test.py::TestWriteFailures::test_thrift swapoff: Not superuser.
> 01:23:57,245 ccm DEBUG Log-watching thread starting.
> INTERNALERROR> Traceback (most recent call last):
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/_pytest/main.py", 
> line 178, in wrap_session
> INTERNALERROR> session.exitstatus = doit(config, session) or 0
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/_pytest/main.py", 
> line 215, in _main
> INTERNALERROR> config.hook.pytest_runtestloop(session=session)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 617, in __call__
> INTERNALERROR> return self._hookexec(self, self._nonwrappers + 
> self._wrappers, kwargs)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 222, in _hookexec
> INTERNALERROR> return self._inner_hookexec(hook, methods, kwargs)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 216, in 
> INTERNALERROR> firstresult=hook.spec_opts.get('firstresult'),
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/callers.py",
>  line 201, in _multicall
> INTERNALERROR> return outcome.get_result()
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/callers.py",
>  line 76, in get_result
> INTERNALERROR> raise ex[1].with_traceback(ex[2])
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/callers.py",
>  line 180, in _multicall
> INTERNALERROR> res = hook_impl.function(*args)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/_pytest/main.py", 
> line 236, in pytest_runtestloop
> INTERNALERROR> item.config.hook.pytest_runtest_protocol(item=item, 
> nextitem=nextitem)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 617, in __call__
> INTERNALERROR> return self._hookexec(self, self._nonwrappers + 
> self._wrappers, kwargs)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 222, in _hookexec
> INTERNALERROR> return self._inner_hookexec(hook, methods, kwargs)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 216, in 
> INTERNALERROR> firstresult=hook.spec_opts.get('firstresult'),
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/callers.py",
>  line 201, in _multicall
> INTERNALERROR> return outcome.get_result()
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/callers.py",
>  line 76, in get_result
> INTERNALERROR> raise ex[1].with_traceback(ex[2])
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/callers.py",
>  line 180, in _multicall
> INTERNALERROR> res = hook_impl.function(*args)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/flaky/flaky_pytest_plugin.py",
>  line 81, in pytest_runtest_protocol
> INTERNALERROR> self.runner.pytest_runtest_protocol(item, nextitem)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/_pytest/runner.py",
>  line 64, in pytest_runtest_protocol
> INTERNALERROR> runtestprotocol(item, nextitem=nextitem)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/_pytest/runner.py",
>  line 79, in runtestprotocol
> INTERNALERROR> reports.append(call_and_report(item, "call", log))
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/flaky/flaky_pytest_plugin.py",
>  line 120, in call_and_report
> INTERNALERROR> report = hook.pytest_runtest_makereport(item=item, 
> call=call)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 617, in

[jira] [Updated] (CASSANDRA-14583) [DTEST] fix write_failures_test.py::TestWriteFailures::test_thrift

2018-07-24 Thread Marcus Eriksson (JIRA) 


 [ 
https://issues.apache.org/jira/browse/CASSANDRA-14583?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Marcus Eriksson updated CASSANDRA-14583:

Reviewer: Jason Brown
  Status: Patch Available  (was: Open)

"clean" test run: 
https://builds.apache.org/view/A-D/view/Cassandra/job/Cassandra-devbranch-dtest/594/
dtest patch: https://github.com/krummas/cassandra-dtest/commits/marcuse/14583

> [DTEST] fix write_failures_test.py::TestWriteFailures::test_thrift
> --
>
> Key: CASSANDRA-14583
> URL: https://issues.apache.org/jira/browse/CASSANDRA-14583
> Project: Cassandra
>  Issue Type: Bug
>Reporter: Marcus Eriksson
>Assignee: Marcus Eriksson
>Priority: Major
>  Labels: dtest
>
> seems it needs a {{WITH COMPACT STORAGE}} to avoid failing like this:
> {code}
> write_failures_test.py::TestWriteFailures::test_thrift swapoff: Not superuser.
> 01:23:57,245 ccm DEBUG Log-watching thread starting.
> INTERNALERROR> Traceback (most recent call last):
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/_pytest/main.py", 
> line 178, in wrap_session
> INTERNALERROR> session.exitstatus = doit(config, session) or 0
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/_pytest/main.py", 
> line 215, in _main
> INTERNALERROR> config.hook.pytest_runtestloop(session=session)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 617, in __call__
> INTERNALERROR> return self._hookexec(self, self._nonwrappers + 
> self._wrappers, kwargs)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 222, in _hookexec
> INTERNALERROR> return self._inner_hookexec(hook, methods, kwargs)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 216, in 
> INTERNALERROR> firstresult=hook.spec_opts.get('firstresult'),
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/callers.py",
>  line 201, in _multicall
> INTERNALERROR> return outcome.get_result()
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/callers.py",
>  line 76, in get_result
> INTERNALERROR> raise ex[1].with_traceback(ex[2])
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/callers.py",
>  line 180, in _multicall
> INTERNALERROR> res = hook_impl.function(*args)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/_pytest/main.py", 
> line 236, in pytest_runtestloop
> INTERNALERROR> item.config.hook.pytest_runtest_protocol(item=item, 
> nextitem=nextitem)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 617, in __call__
> INTERNALERROR> return self._hookexec(self, self._nonwrappers + 
> self._wrappers, kwargs)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 222, in _hookexec
> INTERNALERROR> return self._inner_hookexec(hook, methods, kwargs)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 216, in 
> INTERNALERROR> firstresult=hook.spec_opts.get('firstresult'),
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/callers.py",
>  line 201, in _multicall
> INTERNALERROR> return outcome.get_result()
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/callers.py",
>  line 76, in get_result
> INTERNALERROR> raise ex[1].with_traceback(ex[2])
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/callers.py",
>  line 180, in _multicall
> INTERNALERROR> res = hook_impl.function(*args)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/flaky/flaky_pytest_plugin.py",
>  line 81, in pytest_runtest_protocol
> INTERNALERROR> self.runner.pytest_runtest_protocol(item, nextitem)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/_pytest/runner.py",
>  line 64, in pytest_runtest_protocol
> INTERNALERROR> runtestprotocol(item, nextitem=nextitem)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/_pytest/runner.py",
>  line 79, in runtestprotocol
> INTERNALERROR> reports.append(call_and_report(item, "call", log))
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/flaky/flaky_pytest_plugin.py",
>  line 120, in call_and_report
>

[jira] [Updated] (CASSANDRA-14583) [DTEST] fix write_failures_test.py::TestWriteFailures::test_thrift

2018-07-24 Thread Jason Brown (JIRA) 


 [ 
https://issues.apache.org/jira/browse/CASSANDRA-14583?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Jason Brown updated CASSANDRA-14583:

Labels: dtest  (was: )

> [DTEST] fix write_failures_test.py::TestWriteFailures::test_thrift
> --
>
> Key: CASSANDRA-14583
> URL: https://issues.apache.org/jira/browse/CASSANDRA-14583
> Project: Cassandra
>  Issue Type: Bug
>Reporter: Marcus Eriksson
>Assignee: Marcus Eriksson
>Priority: Major
>  Labels: dtest
>
> seems it needs a {{WITH COMPACT STORAGE}} to avoid failing like this:
> {code}
> write_failures_test.py::TestWriteFailures::test_thrift swapoff: Not superuser.
> 01:23:57,245 ccm DEBUG Log-watching thread starting.
> INTERNALERROR> Traceback (most recent call last):
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/_pytest/main.py", 
> line 178, in wrap_session
> INTERNALERROR> session.exitstatus = doit(config, session) or 0
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/_pytest/main.py", 
> line 215, in _main
> INTERNALERROR> config.hook.pytest_runtestloop(session=session)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 617, in __call__
> INTERNALERROR> return self._hookexec(self, self._nonwrappers + 
> self._wrappers, kwargs)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 222, in _hookexec
> INTERNALERROR> return self._inner_hookexec(hook, methods, kwargs)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 216, in 
> INTERNALERROR> firstresult=hook.spec_opts.get('firstresult'),
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/callers.py",
>  line 201, in _multicall
> INTERNALERROR> return outcome.get_result()
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/callers.py",
>  line 76, in get_result
> INTERNALERROR> raise ex[1].with_traceback(ex[2])
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/callers.py",
>  line 180, in _multicall
> INTERNALERROR> res = hook_impl.function(*args)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/_pytest/main.py", 
> line 236, in pytest_runtestloop
> INTERNALERROR> item.config.hook.pytest_runtest_protocol(item=item, 
> nextitem=nextitem)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 617, in __call__
> INTERNALERROR> return self._hookexec(self, self._nonwrappers + 
> self._wrappers, kwargs)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 222, in _hookexec
> INTERNALERROR> return self._inner_hookexec(hook, methods, kwargs)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 216, in 
> INTERNALERROR> firstresult=hook.spec_opts.get('firstresult'),
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/callers.py",
>  line 201, in _multicall
> INTERNALERROR> return outcome.get_result()
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/callers.py",
>  line 76, in get_result
> INTERNALERROR> raise ex[1].with_traceback(ex[2])
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/callers.py",
>  line 180, in _multicall
> INTERNALERROR> res = hook_impl.function(*args)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/flaky/flaky_pytest_plugin.py",
>  line 81, in pytest_runtest_protocol
> INTERNALERROR> self.runner.pytest_runtest_protocol(item, nextitem)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/_pytest/runner.py",
>  line 64, in pytest_runtest_protocol
> INTERNALERROR> runtestprotocol(item, nextitem=nextitem)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/_pytest/runner.py",
>  line 79, in runtestprotocol
> INTERNALERROR> reports.append(call_and_report(item, "call", log))
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/flaky/flaky_pytest_plugin.py",
>  line 120, in call_and_report
> INTERNALERROR> report = hook.pytest_runtest_makereport(item=item, 
> call=call)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 617, in __call__
> INTERNALERROR>

[jira] [Updated] (CASSANDRA-14583) [DTEST] fix write_failures_test.py::TestWriteFailures::test_thrift

2018-07-23 Thread Marcus Eriksson (JIRA) 


 [ 
https://issues.apache.org/jira/browse/CASSANDRA-14583?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Marcus Eriksson updated CASSANDRA-14583:

Issue Type: Bug  (was: Improvement)

> [DTEST] fix write_failures_test.py::TestWriteFailures::test_thrift
> --
>
> Key: CASSANDRA-14583
> URL: https://issues.apache.org/jira/browse/CASSANDRA-14583
> Project: Cassandra
>  Issue Type: Bug
>Reporter: Marcus Eriksson
>Priority: Major
>
> seems it needs a {{WITH COMPACT STORAGE}} to avoid failing like this:
> {code}
> write_failures_test.py::TestWriteFailures::test_thrift swapoff: Not superuser.
> 01:23:57,245 ccm DEBUG Log-watching thread starting.
> INTERNALERROR> Traceback (most recent call last):
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/_pytest/main.py", 
> line 178, in wrap_session
> INTERNALERROR> session.exitstatus = doit(config, session) or 0
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/_pytest/main.py", 
> line 215, in _main
> INTERNALERROR> config.hook.pytest_runtestloop(session=session)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 617, in __call__
> INTERNALERROR> return self._hookexec(self, self._nonwrappers + 
> self._wrappers, kwargs)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 222, in _hookexec
> INTERNALERROR> return self._inner_hookexec(hook, methods, kwargs)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 216, in 
> INTERNALERROR> firstresult=hook.spec_opts.get('firstresult'),
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/callers.py",
>  line 201, in _multicall
> INTERNALERROR> return outcome.get_result()
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/callers.py",
>  line 76, in get_result
> INTERNALERROR> raise ex[1].with_traceback(ex[2])
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/callers.py",
>  line 180, in _multicall
> INTERNALERROR> res = hook_impl.function(*args)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/_pytest/main.py", 
> line 236, in pytest_runtestloop
> INTERNALERROR> item.config.hook.pytest_runtest_protocol(item=item, 
> nextitem=nextitem)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 617, in __call__
> INTERNALERROR> return self._hookexec(self, self._nonwrappers + 
> self._wrappers, kwargs)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 222, in _hookexec
> INTERNALERROR> return self._inner_hookexec(hook, methods, kwargs)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 216, in 
> INTERNALERROR> firstresult=hook.spec_opts.get('firstresult'),
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/callers.py",
>  line 201, in _multicall
> INTERNALERROR> return outcome.get_result()
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/callers.py",
>  line 76, in get_result
> INTERNALERROR> raise ex[1].with_traceback(ex[2])
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/callers.py",
>  line 180, in _multicall
> INTERNALERROR> res = hook_impl.function(*args)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/flaky/flaky_pytest_plugin.py",
>  line 81, in pytest_runtest_protocol
> INTERNALERROR> self.runner.pytest_runtest_protocol(item, nextitem)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/_pytest/runner.py",
>  line 64, in pytest_runtest_protocol
> INTERNALERROR> runtestprotocol(item, nextitem=nextitem)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/_pytest/runner.py",
>  line 79, in runtestprotocol
> INTERNALERROR> reports.append(call_and_report(item, "call", log))
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/flaky/flaky_pytest_plugin.py",
>  line 120, in call_and_report
> INTERNALERROR> report = hook.pytest_runtest_makereport(item=item, 
> call=call)
> INTERNALERROR>   File 
> "/home/cassandra/cassandra/venv/lib/python3.6/site-packages/pluggy/__init__.py",
>  line 617, in __call__
> INTERNALERROR> return self._hookexec(self,