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config.yaml
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config.yaml
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log_level: INFO
storage:
# Where to store all the data
storage_path: ./storage
# Where to store snapshots
snapshots_path: ./snapshots
snapshots_config:
# "local" or "s3" - where to store snapshots
snapshots_storage: local
# s3_config:
# bucket: ""
# region: ""
# access_key: ""
# secret_key: ""
# Where to store temporary files
# If null, temporary snapshot are stored in: storage/snapshots_temp/
temp_path: null
# If true - point's payload will not be stored in memory.
# It will be read from the disk every time it is requested.
# This setting saves RAM by (slightly) increasing the response time.
# Note: those payload values that are involved in filtering and are indexed - remain in RAM.
on_disk_payload: true
# Maximum number of concurrent updates to shard replicas
# If `null` - maximum concurrency is used.
update_concurrency: null
# Write-ahead-log related configuration
wal:
# Size of a single WAL segment
wal_capacity_mb: 32
# Number of WAL segments to create ahead of actual data requirement
wal_segments_ahead: 0
# Normal node - receives all updates and answers all queries
node_type: "Normal"
# Listener node - receives all updates, but does not answer search/read queries
# Useful for setting up a dedicated backup node
# node_type: "Listener"
performance:
# Number of parallel threads used for search operations. If 0 - auto selection.
max_search_threads: 0
# Max number of threads (jobs) for running optimizations across all collections, each thread runs one job.
# If 0 - have no limit and choose dynamically to saturate CPU.
# Note: each optimization job will also use `max_indexing_threads` threads by itself for index building.
max_optimization_threads: 0
# CPU budget, how many CPUs (threads) to allocate for an optimization job.
# If 0 - auto selection, keep 1 or more CPUs unallocated depending on CPU size
# If negative - subtract this number of CPUs from the available CPUs.
# If positive - use this exact number of CPUs.
optimizer_cpu_budget: 0
# Prevent DDoS of too many concurrent updates in distributed mode.
# One external update usually triggers multiple internal updates, which breaks internal
# timings. For example, the health check timing and consensus timing.
# If null - auto selection.
update_rate_limit: null
# Limit for number of incoming automatic shard transfers per collection on this node, does not affect user-requested transfers.
# The same value should be used on all nodes in a cluster.
# Default is to allow 1 transfer.
# If null - allow unlimited transfers.
#incoming_shard_transfers_limit: 1
# Limit for number of outgoing automatic shard transfers per collection on this node, does not affect user-requested transfers.
# The same value should be used on all nodes in a cluster.
# Default is to allow 1 transfer.
# If null - allow unlimited transfers.
#outgoing_shard_transfers_limit: 1
optimizers:
# The minimal fraction of deleted vectors in a segment, required to perform segment optimization
deleted_threshold: 0.2
# The minimal number of vectors in a segment, required to perform segment optimization
vacuum_min_vector_number: 1000
# Target amount of segments optimizer will try to keep.
# Real amount of segments may vary depending on multiple parameters:
# - Amount of stored points
# - Current write RPS
#
# It is recommended to select default number of segments as a factor of the number of search threads,
# so that each segment would be handled evenly by one of the threads.
# If `default_segment_number = 0`, will be automatically selected by the number of available CPUs
default_segment_number: 0
# Do not create segments larger this size (in KiloBytes).
# Large segments might require disproportionately long indexation times,
# therefore it makes sense to limit the size of segments.
#
# If indexation speed have more priority for your - make this parameter lower.
# If search speed is more important - make this parameter higher.
# Note: 1Kb = 1 vector of size 256
# If not set, will be automatically selected considering the number of available CPUs.
max_segment_size_kb: null
# Maximum size (in KiloBytes) of vectors to store in-memory per segment.
# Segments larger than this threshold will be stored as read-only memmaped file.
# To enable memmap storage, lower the threshold
# Note: 1Kb = 1 vector of size 256
# To explicitly disable mmap optimization, set to `0`.
# If not set, will be disabled by default.
memmap_threshold_kb: null
# Maximum size (in KiloBytes) of vectors allowed for plain index.
# Default value based on https://github.com/google-research/google-research/blob/master/scann/docs/algorithms.md
# Note: 1Kb = 1 vector of size 256
# To explicitly disable vector indexing, set to `0`.
# If not set, the default value will be used.
indexing_threshold_kb: 20000
# Interval between forced flushes.
flush_interval_sec: 5
# Max number of threads (jobs) for running optimizations per shard.
# Note: each optimization job will also use `max_indexing_threads` threads by itself for index building.
# If null - have no limit and choose dynamically to saturate CPU.
# If 0 - no optimization threads, optimizations will be disabled.
max_optimization_threads: null
# This section has the same options as 'optimizers' above. All values specified here will overwrite the collections
# optimizers configs regardless of the config above and the options specified at collection creation.
#optimizers_overwrite:
# deleted_threshold: 0.2
# vacuum_min_vector_number: 1000
# default_segment_number: 0
# max_segment_size_kb: null
# memmap_threshold_kb: null
# indexing_threshold_kb: 20000
# flush_interval_sec: 5
# max_optimization_threads: null
# Default parameters of HNSW Index. Could be overridden for each collection or named vector individually
hnsw_index:
# Number of edges per node in the index graph. Larger the value - more accurate the search, more space required.
m: 16
# Number of neighbours to consider during the index building. Larger the value - more accurate the search, more time required to build index.
ef_construct: 100
# Minimal size (in KiloBytes) of vectors for additional payload-based indexing.
# If payload chunk is smaller than `full_scan_threshold_kb` additional indexing won't be used -
# in this case full-scan search should be preferred by query planner and additional indexing is not required.
# Note: 1Kb = 1 vector of size 256
full_scan_threshold_kb: 10000
# Number of parallel threads used for background index building.
# If 0 - automatically select.
# Best to keep between 8 and 16 to prevent likelihood of building broken/inefficient HNSW graphs.
# On small CPUs, less threads are used.
max_indexing_threads: 0
# Store HNSW index on disk. If set to false, index will be stored in RAM. Default: false
on_disk: false
# Custom M param for hnsw graph built for payload index. If not set, default M will be used.
payload_m: null
# Default shard transfer method to use if none is defined.
# If null - don't have a shard transfer preference, choose automatically.
# If stream_records, snapshot or wal_delta - prefer this specific method.
# More info: https://qdrant.tech/documentation/guides/distributed_deployment/#shard-transfer-method
shard_transfer_method: null
# Default parameters for collections
collection:
# Number of replicas of each shard that network tries to maintain
replication_factor: 1
# How many replicas should apply the operation for us to consider it successful
write_consistency_factor: 1
# Default parameters for vectors.
vectors:
# Whether vectors should be stored in memory or on disk.
on_disk: null
# shard_number_per_node: 1
# Default quantization configuration.
# More info: https://qdrant.tech/documentation/guides/quantization
quantization: null
service:
# Maximum size of POST data in a single request in megabytes
max_request_size_mb: 32
# Number of parallel workers used for serving the api. If 0 - equal to the number of available cores.
# If missing - Same as storage.max_search_threads
max_workers: 0
# Host to bind the service on
host: 0.0.0.0
# HTTP(S) port to bind the service on
http_port: 6333
# gRPC port to bind the service on.
# If `null` - gRPC is disabled. Default: null
# Comment to disable gRPC:
grpc_port: 6334
# Enable CORS headers in REST API.
# If enabled, browsers would be allowed to query REST endpoints regardless of query origin.
# More info: https://developer.mozilla.org/en-US/docs/Web/HTTP/CORS
# Default: true
enable_cors: true
# Enable HTTPS for the REST and gRPC API
enable_tls: false
# Check user HTTPS client certificate against CA file specified in tls config
verify_https_client_certificate: false
# Set an api-key.
# If set, all requests must include a header with the api-key.
# example header: `api-key: <API-KEY>`
#
# If you enable this you should also enable TLS.
# (Either above or via an external service like nginx.)
# Sending an api-key over an unencrypted channel is insecure.
#
# Uncomment to enable.
# api_key: your_secret_api_key_here
# Set an api-key for read-only operations.
# If set, all requests must include a header with the api-key.
# example header: `api-key: <API-KEY>`
#
# If you enable this you should also enable TLS.
# (Either above or via an external service like nginx.)
# Sending an api-key over an unencrypted channel is insecure.
#
# Uncomment to enable.
# read_only_api_key: your_secret_read_only_api_key_here
# Uncomment to enable JWT Role Based Access Control (RBAC).
# If enabled, you can generate JWT tokens with fine-grained rules for access control.
# Use generated token instead of API key.
#
# jwt_rbac: true
cluster:
# Use `enabled: true` to run Qdrant in distributed deployment mode
enabled: false
# Configuration of the inter-cluster communication
p2p:
# Port for internal communication between peers
port: 6335
# Use TLS for communication between peers
enable_tls: false
# Configuration related to distributed consensus algorithm
consensus:
# How frequently peers should ping each other.
# Setting this parameter to lower value will allow consensus
# to detect disconnected nodes earlier, but too frequent
# tick period may create significant network and CPU overhead.
# We encourage you NOT to change this parameter unless you know what you are doing.
tick_period_ms: 100
# Set to true to prevent service from sending usage statistics to the developers.
# Read more: https://qdrant.tech/documentation/guides/telemetry
telemetry_disabled: false
# TLS configuration.
# Required if either service.enable_tls or cluster.p2p.enable_tls is true.
tls:
# Server certificate chain file
cert: ./tls/cert.pem
# Server private key file
key: ./tls/key.pem
# Certificate authority certificate file.
# This certificate will be used to validate the certificates
# presented by other nodes during inter-cluster communication.
#
# If verify_https_client_certificate is true, it will verify
# HTTPS client certificate
#
# Required if cluster.p2p.enable_tls is true.
ca_cert: ./tls/cacert.pem
# TTL in seconds to reload certificate from disk, useful for certificate rotations.
# Only works for HTTPS endpoints. Does not support gRPC (and intra-cluster communication).
# If `null` - TTL is disabled.
cert_ttl: 3600