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Configuration options

This page contains a complete list of configuration options for Aerospike Graph Service (AGS). For help with specifying configuration options for an AGS deployment, see Configuring.

Configuration options are organized into the following groups:

The following configuration options are available:

aerospike.client.* options

These options specify details of AGS’s Aerospike client configuration and network setup.

aerospike.client.auth.mode

Default: INTERNAL
Allowable values: EXTERNAL, EXTERNAL_INSECURE, INTERNAL, PKI
EXTERNAL: Use external authentication (like LDAP) when username/password are defined.
EXTERNAL_INSECURE: Use external authentication (like LDAP) when username/password are defined.
INTERNAL: Use internal authentication when username/password are defined.
PKI: Authentication and authorization based on a certificate.

aerospike.client.clientPolicy.maxConnsPerNode

Default: 2 * ((2 * gremlinPool) + 14), where gremlinPool = value of aerospike.graph-service.gremlinPool
Allowable values: Positive integers.
The maximum number of connections per Aerospike node that AGS can use for executing concurrent queries.

aerospike.client.clientPolicy.minConnsPerNode

Default: (2 * gremlinPool) + 14, where gremlinPool = value of aerospike.graph-service.gremlinPool
Allowable values: Positive integers fom 1 to maxConnsPerNode.
The minimum number of connections per Aerospike node that AGS can use for executing concurrent queries. If connections are unused and minConnsPerNode is less than maxConnsPerNode, the client connecting to Aerospike may remove the unused connections.

aerospike.client.cluster.name

Default: none
Allowable values: String values.
Name of a running Aerospike Database cluster. If set, this value validates that the cluster which AGS connects to matches the configuration.

aerospike.client.host

Default: localhost:3000
Allowable values: Any string that follows <host>:<port> format.
Accessible address of one or more Aerospike seed nodes, specified as <host>:<port> in a comma-separated list.

aerospike.client.namespace

Default: test
Allowable values: String values. Must match an existing Aerospike namespace.
Namespace to use for storage of graph data.

aerospike.client.password

Default: none
Allowable values: String values. Must match Aerospike password for specified user.
Password to use when connecting to the Aerospike cluster if login security is enabled.

aerospike.client.policy.read.socketTimeout

Default: 50
Allowable values: Positive integers.
For single record and batch record reads: Time in milliseconds before a socket timeout occurs. Pass through option for the Aerospike Java Client.

aerospike.client.policy.scan.socketTimeout

Default: 1200000
Allowable values: Positive integers.
For scan queries: time in milliseconds before a socket timeout occurs. Pass through option for the Aerospike Java Client.

aerospike.client.policy.index.socketTimeout

Default: 1200000
Allowable values: Positive integers.
For index queries: time in milliseconds before a socket timeout occurs. Pass through option for the Aerospike Java Client.

aerospike.client.policy.write.socketTimeout

Default: 500
Allowable values: Positive integers.
For record writes: Time in milliseconds before a socket timeout occurs. Pass through option for the Aerospike Java Client.

aerospike.client.policy.read.totalTimeout

Default: 150
Allowable values: Positive integers.
For single record and batch record reads: Total time in milliseconds before a timeout occurs. Pass through option for the Aerospike Java Client.

aerospike.client.policy.scan.totalTimeout

Default: 0 (defaults to aerospike.client.policy.scan.socketTimeout)
Allowable values: Positive integers.
For scan queries: total time in milliseconds before a timeout occurs. Pass through option for the Aerospike Java Client.

aerospike.client.policy.index.totalTimeout

Default: 0 (defaults to aerospike.client.policy.index.socketTimeout)
Allowable values: Positive integers.
For index queries: total time in milliseconds before a timeout occurs. Pass through option for the Aerospike Java Client.

aerospike.client.policy.write.sleepBetweenRetry

Default: 500
Allowable values: Positive integers.
Time in milliseconds to wait between retries of failed write operations. Pass through option for the Aerospike Java Client.

aerospike.client.policy.read.sleepBetweenRetry

Default: 0
Allowable values: Positive integers.
Time in milliseconds to wait between retries of failed read operations. Applies to scans, indexes, single record, and batch record reads. Pass through option for the Aerospike Java Client.

aerospike.client.port

Default: 3000
Allowable values: Positive integers.
Port number of an Aerospike seed node.

aerospike.client.services.alternate

Default: false
Allowable values: true, false
AGS uses services-alternate instead of services in its info request during cluster tending. services-alternate returns server-configured external IP addresses that AGS clients use to talk to nodes. services-alternate can be used in place of providing a client ipMap.

aerospike.client.tls

Default: false
Allowable values: true, false
Enable TLS.

aerospike.client.user

Default: none
Allowable values: String values. Must match a user configured for the Aerospike database instance.
Username to use when connecting to the Aerospike cluster if login security is enabled.

aerospike.graph-service.* options

These options specify details of your AGS configuration.

aerospike.graph-service.auth.jwt.algorithm

Default: HMAC256
Allowable values: HMAC256, HMAC384, HMAC512
Hashing algorithm to use with role-based access control for AGS.

aerospike.graph-service.auth.jwt.issuer

Default: none
Allowable values: Your organization or a third-party authentication service.
The issuer of Java web tokens (JWT) for use with role-based access control for AGS.

aerospike.graph-service.auth.jwt.secret

Default: none
Allowable values: String values.
Secret token to use with role-based access control for AGS.

aerospike.graph-service.evaluationTimeout

Default: 30000
Allowable values: Positive integers.
Time in milliseconds to wait for a request (script or bytecode) to complete execution.

aerospike.graph-service.gremlinPool

Default: The number of available processors x 4
Allowable values: Positive integers.
Size of the Gremlin thread pool. This pool handles Gremlin script execution and other related long-running processing jobs.

aerospike.graph-service.heap.max

Default: 80% of available system memory
Allowable values: Integer followed by unit (g for gigabytes or m for megabytes)
Maximum amount of memory to allocate to the graph service. Examples: 8192m, 4g

aerospike.graph-service.heap.min

Default: none
Allowable values: Integer followed by unit (g for gigabytes or m for megabytes)
Minimum amount of memory to allocate to the graph service.

aerospike.graph-service.idleConnectionTimeout

Default: 0, indicating that feature is turned off.
Allowable values: Positive integers.
Time in milliseconds that the server allows a channel to receive no requests from a client before it automatically closes. If enabled, the value provided must exceed the amount of time given to the configuration option aerospike.graph-service.keepAliveInterval.

aerospike.graph-service.keepAliveInterval

Default: 0, indicating that feature is turned off.
Allowable values: Positive integers.
Time in milliseconds that the server allows a channel to send no responses to a client before it sends a “ping” to see if the channel is still present. If it is present, the client should respond with a “pong” which resets the aerospike.graph-service.idleConnectionTimeout and keeps the channel open. If enabled, the value assigned to this option must be smaller than the value provided to the option aerospike.graph-service.idleConnectionTimeout.

aerospike.graph-service.graphs

Default: none
Allowable values: String values Comma-separated list of graph names for multi-tenant functionality. Graph names must contain alphanumeric values, with no special characters except - and _.

aerospike.graph-service.port

Default: 8182
Allowable values: Positive integers in the allowable port range.
Port to bind the AGS server to. Drivers connecting to AGS must use this port.

aerospike.graph-service.threadPoolWorker

Default: CPU count / 2
Allowable values: Positive integers.
This value must not exceed 2 * number of cores. A worker thread performs non-blocking read and write operations for one or more channels in a non-blocking mode.

aerospike.graph.* options

These options specify details of your graph database setup.

aerospike.graph.audit.log.enabled

Default: false
Allowable values: true, false
Create a log of user actions on the AGS instance. Logged actions include:

  • Write operations
  • Delete operations
  • Call step executions

Each log line records the user and the action performed.

Before enabling this option, you must enable role-based access control for the AGS instance.

aerospike.graph.mrt.enabled

Default: false
Allowable values: true, false
Set to true to enable AGS transactions transactions.

aerospike.graph.mrt.timeout

Default: Aerospike client timeout value Allowable values: Integer values between 1 and 120 Optional timeout, in seconds, for AGS transactions.

aerospike.graph.query-tracing.opentelemetry-host

Default: localhost
Allowable values: IP addresses Host IP for query tracing with Zipkin. On Linux systems, you can use 172.17.0.1 for adjacent Docker containers.

aerospike.graph.query-tracing.opentelemetry-port

Default: 9411
Allowable values: Positive integer values Port number for query tracing with Zipkin.

aerospike.graph.query-tracing.sampling-percentage

Default: 100
Allowable values: Integer values 1-100
Percentage from 1-100 of queries that exceed the slow query tracing threshold (aerospike.graph.query-tracing.threshold-ms) that will be traced.

aerospike.graph.query-tracing.threshold-ms

Default: -1 (disabled)
Allowable values: Positive integer values
Threshold in ms above which queries are traced.

aerospike.graph.script-logging.redact-literals

Default: false
Allowable values: true, false
When enabled, sensitive or literal data within queries (such as IDs, labels, etc) are redacted from the logs for security and privacy reasons.

aerospike.client.policy.index.connectTimeout

Default: 0
Allowable values: integer
For index queries: time interval to allow a client connection to try to connect before timing out. Set to 0 for no timeout limit. Pass through option for the Aerospike Java Client. See API documentation.

aerospike.client.policy.scan.connectTimeout

Default: 0
Allowable values: integer
For scan queries: time interval to allow a client connection to try to connect before timing out. Set to 0 for no timeout limit. Pass through option for the Aerospike Java Client. See API documentation.

aerospike.client.clientPolicy.maxErrorRate

Default: 100
Allowable values: integer
For index queries: number of errors per second (such as TCP resets or timeouts and other network errors) before the client stops trying to connect for the remainder of that 1 second. If maxErrorRate is 0, there is no error limit and the exception will never be thrown. Pass through option for the Aerospike Java Client. See API documentation.

aerospike.client.policy.index.timeoutDelay

Default: 0
Allowable values: integer
For index queries: time interval to wait after a client times out before returning the connection to the connection pool. Set to 0 for no timeout delay limit. Pass through option for the Aerospike Java Client. See API documentation.

aerospike.client.policy.scan.timeoutDelay

Default: 0
Allowable values: integer
For scan queries: time interval to wait after a client times out before returning the connection to the connection pool. Set to 0 for no timeout delay limit. Pass through option for the Aerospike Java Client. See API documentation.

aerospike.graph.http.port

Default: 9090
Allowable values: 0 to 65353 Port on which to open the HTTP server for requests. The HTTP server includes Prometheus and the health check.

aerospike.graph.index.vertex.label.enabled

Default: false
Allowable values: true, false
Enable indexing of vertex labels.

aerospike.graph.index.vertex.properties

Default: none
Allowable values: Any string.
Comma-delimited list of vertex properties to create an index on.

aerospike.graph.log.level

Default: INFO
Allowable values: OFF, ERROR, WARN, INFO, DEBUG, TRACE, ALL
Log level for the AGS instance. Allowable values are in ascending order of verbosity.

aerospike.graph.healthcheck.path

Default: /healthcheck
Allowable values: Any URI-compatible string. URI path of the health check server used by Kubernetes.

aerospike.graph.pagination.page.queue.size

Default: 10
Allowable values: Positive integers.
Maximum number of pages to queue up. If this number of pages is queued up and not being consumed, no more pages will be read until one is consumed.

aerospike.graph.pagination.page.size

Default: 2048
Allowable values: Positive integers.
The maximum size of a single page, measured in records. A record can be a vertex or a pack of edges. Pages are not always this size, but they may not be larger than this.

aerospike.graph.pagination.shutdown.wait

Default: 0
Allowable values: Positive integers.
If set to a non-zero value, the graph blocks query execution up to the amount of time specified (in ms) to allow the background reader threads to exit. If the background thread has not exited after the time specified a force shutdown signal is sent.

If set to zero, the graph sends a shutdown signal and does not block execution.

aerospike.graph.prometheus.path

Default: /metrics
Allowable values: Any URI-compatible string. URI path of the Prometheus web interface.

aerospike.graph.strategy.cached.adjacent.id.enabled

Default: false
Allowable values: true, false
Enabling this option provides extremely fast performance of in/out().id() steps, but slightly reduces the performance of general in/out() steps.

You can set this option on an AGS instance that has not yet connected to an Aerospike database. After setting this option, it cannot be changed on an existing dataset.

To update an existing AGS instance to use this option, use the following procedure.

  1. Execute the following Gremlin command to remove all data from the graph:

    g.V().drop().iterate()

  2. Set the aerospike.graph.strategy.cached.adjacent.id.enabled option to true in your config.properties file and restart the AGS instance.

  3. Reload your data to the graph.

aerospike.graph.summary.ticker.enabled

Default: true
Allowable values: true, false
Enable AGS summary metadata ticker.

aerospike.graph.ttl.enabled

Default: false
Allowable values: true, false
Enable TTL (time to live) for edges and vertices.

aerospike.graphloader.* options

These options configure the Aerospike Bulk Loader.

aerospike.graphloader.allowed-bad-edges-count

Default: none (unlimited)
Allowable values: Positive integers.
Allowable number of bulk loader errors involving edges that refer to missing vertex IDs. Set to 0 for no allowable errors.

aerospike.graphloader.allowed-bad-entry-count

Default: none (unlimited)
Allowable values: Positive integers.
Allowable number of bulk loader errors involving vertices or edges that have incorrectly typed data. Set to 0 for no allowable errors.

aerospike.graphloader.allowed-duplicate-vertex-id-count

Default: none (unlimited)
Allowable values: Positive integers.
Allowable number of bulk loader errors involving vertices that have the same ID and label in the input dataset. Set to 0 for no allowable errors.

aerospike.graphloader.edges

Default: none
Allowable values: String values. The path to the directory or cloud storage location where CSV files containing edge data are stored.

aerospike.graphloader.vertices

Default: none
Allowable values: String values. The path to the directory or cloud storage location where CSV files containing vertex data are stored.

aerospike.graphloader.sampling-percentage

Default: 0
Allowable values: Floating-point values between 0.1 and 100.
Specifies a percentage of the input data to be sampled to verify that the bulk loading job was successful.

aerospike.graphloader.remote-passkey

Default: none
Allowable values: String values.
For AWS: your AWS_SECRET_ACCESS_KEY_ID value.
For GCS: your PRIVATE_KEY value.

aerospike.graphloader.remote-user

Default: none
Allowable values: String values.
For AWS: your AWS_ACCESS_KEY_ID value.
For GCS: your PRIVATE_KEY_ID value.

aerospike.graphloader.gcs-email

Default: none
Allowable values: String values.
GCS only. Populate with your GCS CLIENT_EMAIL value.

aerospike.graphloader.supernode.sampling-percentage

Default: none
Allowable values: Floating-point values between 0 and 1.0.
Percentage of dataset to sample for supernode calculation. See supernodes for details.

<name>.aerospike.graph.* options

These options are for a specified graph in a multi-tenant AGS server. Replace <name> with the name of the graph to configure. To specify a list of graphs in a multi-tenant AGS server, use the aerospike.graph-service.graphs option.

Option: <name>.aerospike.graph.traversal

Default: g<name>
Allowable values: Alphanumeric values, no special characters except - and _.
User-supplied traversal name of a multi-tenant graph. A multi-tenant graph’s traversal name must be different from its graph name and must not begin with a number.

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