boolean
False
This option can be changed without restarting.
If set to true, the logging level will be set to DEBUG instead of the default INFO level.
string
<None>
This option can be changed without restarting.
The name of a logging configuration file. This file is appended to any existing logging configuration files. For details about logging configuration files, see the Python logging module documentation. Note that when logging configuration files are used then all logging configuration is set in the configuration file and other logging configuration options are ignored (for example, log-date-format).
Group |
Name |
---|---|
DEFAULT |
log-config |
DEFAULT |
log_config |
string
%Y-%m-%d %H:%M:%S
Defines the format string for %(asctime)s in log records. Default: the value above . This option is ignored if log_config_append is set.
string
<None>
(Optional) Name of log file to send logging output to. If no default is set, logging will go to stderr as defined by use_stderr. This option is ignored if log_config_append is set.
Group |
Name |
---|---|
DEFAULT |
logfile |
string
<None>
(Optional) The base directory used for relative log_file paths. This option is ignored if log_config_append is set.
Group |
Name |
---|---|
DEFAULT |
logdir |
boolean
False
Uses logging handler designed to watch file system. When log file is moved or removed this handler will open a new log file with specified path instantaneously. It makes sense only if log_file option is specified and Linux platform is used. This option is ignored if log_config_append is set.
boolean
False
Use syslog for logging. Existing syslog format is DEPRECATED and will be changed later to honor RFC5424. This option is ignored if log_config_append is set.
boolean
False
Enable journald for logging. If running in a systemd environment you may wish to enable journal support. Doing so will use the journal native protocol which includes structured metadata in addition to log messages.This option is ignored if log_config_append is set.
string
LOG_USER
Syslog facility to receive log lines. This option is ignored if log_config_append is set.
boolean
False
Use JSON formatting for logging. This option is ignored if log_config_append is set.
boolean
False
Log output to standard error. This option is ignored if log_config_append is set.
boolean
False
Log output to Windows Event Log.
integer
1
The amount of time before the log files are rotated. This option is ignored unless log_rotation_type is set to “interval”.
string
days
Seconds, Minutes, Hours, Days, Weekday, Midnight
Rotation interval type. The time of the last file change (or the time when the service was started) is used when scheduling the next rotation.
integer
30
Maximum number of rotated log files.
integer
200
Log file maximum size in MB. This option is ignored if “log_rotation_type” is not set to “size”.
string
none
interval, size, none
Log rotation type.
Possible values
Rotate logs at predefined time intervals.
Rotate logs once they reach a predefined size.
Do not rotate log files.
string
%(asctime)s.%(msecs)03d %(process)d %(levelname)s %(name)s [%(request_id)s %(user_identity)s] %(instance)s%(message)s
Format string to use for log messages with context. Used by oslo_log.formatters.ContextFormatter
string
%(asctime)s.%(msecs)03d %(process)d %(levelname)s %(name)s [-] %(instance)s%(message)s
Format string to use for log messages when context is undefined. Used by oslo_log.formatters.ContextFormatter
string
%(funcName)s %(pathname)s:%(lineno)d
Additional data to append to log message when logging level for the message is DEBUG. Used by oslo_log.formatters.ContextFormatter
string
%(asctime)s.%(msecs)03d %(process)d ERROR %(name)s %(instance)s
Prefix each line of exception output with this format. Used by oslo_log.formatters.ContextFormatter
string
%(user)s %(project)s %(domain)s %(user_domain)s %(project_domain)s
Defines the format string for %(user_identity)s that is used in logging_context_format_string. Used by oslo_log.formatters.ContextFormatter
list
['amqp=WARN', 'amqplib=WARN', 'boto=WARN', 'qpid=WARN', 'sqlalchemy=WARN', 'suds=INFO', 'oslo.messaging=INFO', 'oslo_messaging=INFO', 'iso8601=WARN', 'requests.packages.urllib3.connectionpool=WARN', 'urllib3.connectionpool=WARN', 'websocket=WARN', 'requests.packages.urllib3.util.retry=WARN', 'urllib3.util.retry=WARN', 'keystonemiddleware=WARN', 'routes.middleware=WARN', 'stevedore=WARN', 'taskflow=WARN', 'keystoneauth=WARN', 'oslo.cache=INFO', 'oslo_policy=INFO', 'dogpile.core.dogpile=INFO']
List of package logging levels in logger=LEVEL pairs. This option is ignored if log_config_append is set.
boolean
False
Enables or disables publication of error events.
string
"[instance: %(uuid)s] "
The format for an instance that is passed with the log message.
string
"[instance: %(uuid)s] "
The format for an instance UUID that is passed with the log message.
integer
0
Interval, number of seconds, of log rate limiting.
integer
0
Maximum number of logged messages per rate_limit_interval.
string
CRITICAL
Log level name used by rate limiting: CRITICAL, ERROR, INFO, WARNING, DEBUG or empty string. Logs with level greater or equal to rate_limit_except_level are not filtered. An empty string means that all levels are filtered.
boolean
False
Enables or disables fatal status of deprecations.
boolean
True
If True, SQLite uses synchronous mode.
Group |
Name |
---|---|
DEFAULT |
sqlite_synchronous |
string
sqlalchemy
The back end to use for the database.
Group |
Name |
---|---|
DEFAULT |
db_backend |
string
<None>
The SQLAlchemy connection string to use to connect to the database.
Group |
Name |
---|---|
DEFAULT |
sql_connection |
DATABASE |
sql_connection |
sql |
connection |
string
<None>
The SQLAlchemy connection string to use to connect to the slave database.
string
TRADITIONAL
The SQL mode to be used for MySQL sessions. This option, including the default, overrides any server-set SQL mode. To use whatever SQL mode is set by the server configuration, set this to no value. Example: mysql_sql_mode=
boolean
False
If True, transparently enables support for handling MySQL Cluster (NDB).
integer
3600
Connections which have been present in the connection pool longer than this number of seconds will be replaced with a new one the next time they are checked out from the pool.
integer
5
Maximum number of SQL connections to keep open in a pool. Setting a value of 0 indicates no limit.
integer
10
Maximum number of database connection retries during startup. Set to -1 to specify an infinite retry count.
Group |
Name |
---|---|
DEFAULT |
sql_max_retries |
DATABASE |
sql_max_retries |
integer
10
Interval between retries of opening a SQL connection.
Group |
Name |
---|---|
DEFAULT |
sql_retry_interval |
DATABASE |
reconnect_interval |
integer
50
If set, use this value for max_overflow with SQLAlchemy.
Group |
Name |
---|---|
DEFAULT |
sql_max_overflow |
DATABASE |
sqlalchemy_max_overflow |
integer
0
0
100
Verbosity of SQL debugging information: 0=None, 100=Everything.
Group |
Name |
---|---|
DEFAULT |
sql_connection_debug |
boolean
False
Add Python stack traces to SQL as comment strings.
Group |
Name |
---|---|
DEFAULT |
sql_connection_trace |
integer
<None>
If set, use this value for pool_timeout with SQLAlchemy.
Group |
Name |
---|---|
DATABASE |
sqlalchemy_pool_timeout |
boolean
False
Enable the experimental use of database reconnect on connection lost.
integer
1
Seconds between retries of a database transaction.
boolean
True
If True, increases the interval between retries of a database operation up to db_max_retry_interval.
integer
10
If db_inc_retry_interval is set, the maximum seconds between retries of a database operation.
integer
20
Maximum retries in case of connection error or deadlock error before error is raised. Set to -1 to specify an infinite retry count.
string
''
Optional URL parameters to append onto the connection URL at connect time; specify as param1=value1¶m2=value2&…
boolean
False
Enable the experimental use of thread pooling for all DB API calls
Group |
Name |
---|---|
DEFAULT |
dbapi_use_tpool |
Warning
This option is deprecated for removal since 10.0.0. Its value may be silently ignored in the future.
This feature has never graduated from experimental status and is now being removed due to lack of maintenance and test coverage
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