Database connection reset #2067
Description
I'm not sure if this is a problem with the error handling, or if we need to add some kind of retry logic to slurm script. We've seen a few jobs fail like this:
Traceback (most recent call last):
File "/opt/venv_kive/lib/python3.7/site-packages/django/db/backends/utils.py", line 84, in _execute
return self.cursor.execute(sql, params)
psycopg2.OperationalError: SSL connection has been closed unexpectedly
The above exception was the direct cause of the following exception:
Traceback (most recent call last):
File "/usr/local/share/Kive/kive/container/management/commands/runcontainer.py", line 47, in handle
run.save()
File "/usr/local/share/Kive/kive/container/models.py", line 1107, in save
update_fields)
File "/opt/venv_kive/lib/python3.7/site-packages/django/db/models/base.py", line 741, in save
force_update=force_update, update_fields=update_fields)
File "/opt/venv_kive/lib/python3.7/site-packages/django/db/models/base.py", line 779, in save_base
force_update, using, update_fields,
File "/opt/venv_kive/lib/python3.7/site-packages/django/db/models/base.py", line 851, in _save_table
forced_update)
File "/opt/venv_kive/lib/python3.7/site-packages/django/db/models/base.py", line 900, in _do_update
return filtered._update(values) > 0
File "/opt/venv_kive/lib/python3.7/site-packages/django/db/models/query.py", line 760, in _update
return query.get_compiler(self.db).execute_sql(CURSOR)
File "/opt/venv_kive/lib/python3.7/site-packages/django/db/models/sql/compiler.py", line 1462, in execute_sql
cursor = super().execute_sql(result_type)
File "/opt/venv_kive/lib/python3.7/site-packages/django/db/models/sql/compiler.py", line 1133, in execute_sql
cursor.execute(sql, params)
File "/opt/venv_kive/lib/python3.7/site-packages/django/db/backends/utils.py", line 67, in execute
return self._execute_with_wrappers(sql, params, many=False, executor=self._execute)
File "/opt/venv_kive/lib/python3.7/site-packages/django/db/backends/utils.py", line 76, in _execute_with_wrappers
return executor(sql, params, many, context)
File "/opt/venv_kive/lib/python3.7/site-packages/django/db/backends/utils.py", line 84, in _execute
return self.cursor.execute(sql, params)
File "/opt/venv_kive/lib/python3.7/site-packages/django/db/utils.py", line 89, in __exit__
raise dj_exc_value.with_traceback(traceback) from exc_value
File "/opt/venv_kive/lib/python3.7/site-packages/django/db/backends/utils.py", line 84, in _execute
return self.cursor.execute(sql, params)
django.db.utils.OperationalError: SSL connection has been closed unexpectedly
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/opt/venv_kive/lib/python3.7/site-packages/django/db/backends/base/base.py", line 235, in _cursor
return self._prepare_cursor(self.create_cursor(name))
File "/opt/venv_kive/lib/python3.7/site-packages/django/db/backends/postgresql/base.py", line 223, in create_cursor
cursor = self.connection.cursor()
psycopg2.InterfaceError: connection already closed
The above exception was the direct cause of the following exception:
Traceback (most recent call last):
File "/var/spool/slurmd/job110371/slurm_script", line 10, in <module>
execute_from_command_line(sys.argv)
File "/opt/venv_kive/lib/python3.7/site-packages/django/core/management/__init__.py", line 381, in execute_from_command_line
utility.execute()
File "/opt/venv_kive/lib/python3.7/site-packages/django/core/management/__init__.py", line 375, in execute
self.fetch_command(subcommand).run_from_argv(self.argv)
File "/opt/venv_kive/lib/python3.7/site-packages/django/core/management/base.py", line 323, in run_from_argv
self.execute(*args, **cmd_options)
File "/opt/venv_kive/lib/python3.7/site-packages/django/core/management/base.py", line 364, in execute
output = self.handle(*args, **options)
File "/usr/local/share/Kive/kive/container/management/commands/runcontainer.py", line 54, in handle
run.save()
File "/usr/local/share/Kive/kive/container/models.py", line 1107, in save
update_fields)
File "/opt/venv_kive/lib/python3.7/site-packages/django/db/models/base.py", line 741, in save
force_update=force_update, update_fields=update_fields)
File "/opt/venv_kive/lib/python3.7/site-packages/django/db/models/base.py", line 779, in save_base
force_update, using, update_fields,
File "/opt/venv_kive/lib/python3.7/site-packages/django/db/models/base.py", line 851, in _save_table
forced_update)
File "/opt/venv_kive/lib/python3.7/site-packages/django/db/models/base.py", line 900, in _do_update
return filtered._update(values) > 0
File "/opt/venv_kive/lib/python3.7/site-packages/django/db/models/query.py", line 760, in _update
return query.get_compiler(self.db).execute_sql(CURSOR)
File "/opt/venv_kive/lib/python3.7/site-packages/django/db/models/sql/compiler.py", line 1462, in execute_sql
cursor = super().execute_sql(result_type)
File "/opt/venv_kive/lib/python3.7/site-packages/django/db/models/sql/compiler.py", line 1131, in execute_sql
cursor = self.connection.cursor()
File "/opt/venv_kive/lib/python3.7/site-packages/django/db/backends/base/base.py", line 256, in cursor
return self._cursor()
File "/opt/venv_kive/lib/python3.7/site-packages/django/db/backends/base/base.py", line 235, in _cursor
return self._prepare_cursor(self.create_cursor(name))
File "/opt/venv_kive/lib/python3.7/site-packages/django/db/utils.py", line 89, in __exit__
raise dj_exc_value.with_traceback(traceback) from exc_value
File "/opt/venv_kive/lib/python3.7/site-packages/django/db/backends/base/base.py", line 235, in _cursor
return self._prepare_cursor(self.create_cursor(name))
File "/opt/venv_kive/lib/python3.7/site-packages/django/db/backends/postgresql/base.py", line 223, in create_cursor
cursor = self.connection.cursor()
django.db.utils.InterfaceError: connection already closed