base.yaml

base.yaml in template directory defines the basic information of dayu system, browse all the configurations and pay attention to items with * to match your own deployment environment.

# Base configuration template for dayu system

# Namespace to distinguish different dayu deployments, please modify it when deploying multiple dayu systems in the same kubernetes cluster
namespace: dayu
# levels for container logging in dayu: DEBUG, INFO, WARNING, ERROR
log-level: DEBUG
# specify the downloaded result log file name, if not set, log file name will be generated with timestamps, e.g., RESULT_LOG_DAYU_NAMESPACE_dayu_TIME_2025_11_04_01_46_26.json.gz
log-file-name:
# export/retention controls for result logs and system logs
log-export:
  result:
    # keep the latest N task results in distributor storage to avoid unbounded growth, 0 means no limit
    retention-records: 100000
    # prune stale result records every N writes
    retention-prune-interval: 10000
    # batch size used when generating compressed export files
    batch-size: 500
  system:
    # keep the latest N system snapshots in backend storage, 0 means no limit
    retention-records: 100000
    # compact the append-only store after it exceeds retention by this many records
    compact-interval: 10000
# pod permission configuration for dayu containers
pod-permission:
  service-account: worker-admin
  cluster-role-binding: worker-admin-binding
# crd meta information of dayu containers (as specified in sedna/JointMultiEdgeService)
crd-meta:
  api-version: sedna.io/v1alpha1
  kind: JointMultiEdgeService
# cache ttl for kubernetes API objects in dayu containers, support never/<duration>. never means always use cached objects without refreshing except Non-hitting; <duration> is a cache refreshing ttl seconds, e.g., 5.0.
kube-cache-ttl: 5.0
# default image meta information for dayu containers, <registry>/<repository>/<image_name>:<tag>
default-image-meta:
  registry: repo:5000
  repository: dayuhub
  tag: v1.3
# default file mount prefix for dayu containers
default-file-mount-prefix: "/data/dayu-files"
# datasource configuration
datasource:
  # true/false, use a simulation datasource container or use a real datasource
  use-simulation: true
  # specify the edge node to run simulated datasource container, only valid when use-simulation is true
  node: edgex1
  # default data root path in datasource container, only valid when use-simulation is true
  data-root: "/data/datasource/"
  # cycle/non-cycle, play mode of the simulation datasource, only valid when use-simulation is true. cycle: loop playing; non-cycle: stop when the data is finished
  play-mode: cycle
# import scheduler policy configurations
scheduler-policies:
  !include scheduler_policies.yaml
# import service configurations
services:
  !include services.yaml
# import result visualization configurations
result-visualizations:
  !include result-visualizations.yaml
# import system visualization configurations
system-visualizations:
  !include system-visualizations.yaml

The file paths default-file-mount-prefix and data-root is related to files deployed on your cluster nodes. The specific files needed by dayu system are shown in deploy mounted files.

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