milvus/configs/milvus.yaml
yihao.dai 4e264003bf
enhance: Ensure ImportV2 waits for the index to be built and refine some logic (#31629)
Feature Introduced:
1. Ensure ImportV2 waits for the index to be built

Enhancements Introduced:
1. Utilization of local time for timeout ts instead of allocating ts
from rootcoord.
3. Enhanced input file length check for binlog import.
4. Removal of duplicated manager in datanode.
5. Renaming of executor to scheduler in datanode.
6. Utilization of a thread pool in the scheduler in datanode.

issue: https://github.com/milvus-io/milvus/issues/28521

---------

Signed-off-by: bigsheeper <yihao.dai@zilliz.com>
2024-04-01 20:09:13 +08:00

776 lines
37 KiB
YAML

# Licensed to the LF AI & Data foundation under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# Related configuration of etcd, used to store Milvus metadata & service discovery.
etcd:
endpoints: localhost:2379
rootPath: by-dev # The root path where data is stored in etcd
metaSubPath: meta # metaRootPath = rootPath + '/' + metaSubPath
kvSubPath: kv # kvRootPath = rootPath + '/' + kvSubPath
log:
level: info # Only supports debug, info, warn, error, panic, or fatal. Default 'info'.
# path is one of:
# - "default" as os.Stderr,
# - "stderr" as os.Stderr,
# - "stdout" as os.Stdout,
# - file path to append server logs to.
# please adjust in embedded Milvus: /tmp/milvus/logs/etcd.log
path: stdout
ssl:
enabled: false # Whether to support ETCD secure connection mode
tlsCert: /path/to/etcd-client.pem # path to your cert file
tlsKey: /path/to/etcd-client-key.pem # path to your key file
tlsCACert: /path/to/ca.pem # path to your CACert file
# TLS min version
# Optional values: 1.0, 1.1, 1.2, 1.3。
# We recommend using version 1.2 and above.
tlsMinVersion: 1.3
use:
embed: false # Whether to enable embedded Etcd (an in-process EtcdServer).
data:
dir: default.etcd # Embedded Etcd only. please adjust in embedded Milvus: /tmp/milvus/etcdData/
metastore:
# Default value: etcd
# Valid values: [etcd, tikv]
type: etcd
# Related configuration of tikv, used to store Milvus metadata.
# Notice that when TiKV is enabled for metastore, you still need to have etcd for service discovery.
# TiKV is a good option when the metadata size requires better horizontal scalability.
tikv:
# Note that the default pd port of tikv is 2379, which conflicts with etcd.
endpoints: 127.0.0.1:2389
rootPath: by-dev # The root path where data is stored
metaSubPath: meta # metaRootPath = rootPath + '/' + metaSubPath
kvSubPath: kv # kvRootPath = rootPath + '/' + kvSubPath
localStorage:
path: /var/lib/milvus/data/ # please adjust in embedded Milvus: /tmp/milvus/data/
# Related configuration of MinIO/S3/GCS or any other service supports S3 API, which is responsible for data persistence for Milvus.
# We refer to the storage service as MinIO/S3 in the following description for simplicity.
minio:
address: localhost # Address of MinIO/S3
port: 9000 # Port of MinIO/S3
accessKeyID: minioadmin # accessKeyID of MinIO/S3
secretAccessKey: minioadmin # MinIO/S3 encryption string
useSSL: false # Access to MinIO/S3 with SSL
ssl:
tlsCACert: /path/to/public.crt # path to your CACert file, ignore when it is empty
bucketName: a-bucket # Bucket name in MinIO/S3
rootPath: files # The root path where the message is stored in MinIO/S3
# Whether to useIAM role to access S3/GCS instead of access/secret keys
# For more information, refer to
# aws: https://docs.aws.amazon.com/IAM/latest/UserGuide/id_roles_use.html
# gcp: https://cloud.google.com/storage/docs/access-control/iam
# aliyun (ack): https://www.alibabacloud.com/help/en/container-service-for-kubernetes/latest/use-rrsa-to-enforce-access-control
# aliyun (ecs): https://www.alibabacloud.com/help/en/elastic-compute-service/latest/attach-an-instance-ram-role
useIAM: false
# Cloud Provider of S3. Supports: "aws", "gcp", "aliyun".
# You can use "aws" for other cloud provider supports S3 API with signature v4, e.g.: minio
# You can use "gcp" for other cloud provider supports S3 API with signature v2
# You can use "aliyun" for other cloud provider uses virtual host style bucket
# When useIAM enabled, only "aws", "gcp", "aliyun" is supported for now
cloudProvider: aws
# Custom endpoint for fetch IAM role credentials. when useIAM is true & cloudProvider is "aws".
# Leave it empty if you want to use AWS default endpoint
iamEndpoint:
# Log level for aws sdk log.
# Supported level: off, fatal, error, warn, info, debug, trace
logLevel: fatal
# Cloud data center region
region: ''
# Cloud whether use virtual host bucket mode
useVirtualHost: false
# timeout for request time in milliseconds
requestTimeoutMs: 10000
# Milvus supports four MQ: rocksmq(based on RockDB), natsmq(embedded nats-server), Pulsar and Kafka.
# You can change your mq by setting mq.type field.
# If you don't set mq.type field as default, there is a note about enabling priority if we config multiple mq in this file.
# 1. standalone(local) mode: rocksmq(default) > Pulsar > Kafka
# 2. cluster mode: Pulsar(default) > Kafka (rocksmq and natsmq is unsupported in cluster mode)
mq:
# Default value: "default"
# Valid values: [default, pulsar, kafka, rocksmq, natsmq]
type: default
# Related configuration of pulsar, used to manage Milvus logs of recent mutation operations, output streaming log, and provide log publish-subscribe services.
pulsar:
address: localhost # Address of pulsar
port: 6650 # Port of Pulsar
webport: 80 # Web port of pulsar, if you connect directly without proxy, should use 8080
maxMessageSize: 5242880 # 5 * 1024 * 1024 Bytes, Maximum size of each message in pulsar.
tenant: public
namespace: default
requestTimeout: 60 # pulsar client global request timeout in seconds
enableClientMetrics: false # Whether to register pulsar client metrics into milvus metrics path.
# If you want to enable kafka, needs to comment the pulsar configs
# kafka:
# brokerList:
# saslUsername:
# saslPassword:
# saslMechanisms:
# securityProtocol:
# readTimeout: 10 # read message timeout in seconds
# ssl:
# enabled: false # Whether to support kafka secure connection mode
# tlsCert: /path/to/client.pem # path to client's public key
# tlsKey: /path/to/client.key # path to client's private key
# tlsCACert: /path/to/ca-cert # file or directory path to CA certificate
# tlsKeyPassword: "" # private key passphrase for use with private key, if any
rocksmq:
# The path where the message is stored in rocksmq
# please adjust in embedded Milvus: /tmp/milvus/rdb_data
path: /var/lib/milvus/rdb_data
lrucacheratio: 0.06 # rocksdb cache memory ratio
rocksmqPageSize: 67108864 # 64 MB, 64 * 1024 * 1024 bytes, The size of each page of messages in rocksmq
retentionTimeInMinutes: 4320 # 3 days, 3 * 24 * 60 minutes, The retention time of the message in rocksmq.
retentionSizeInMB: 8192 # 8 GB, 8 * 1024 MB, The retention size of the message in rocksmq.
compactionInterval: 86400 # 1 day, trigger rocksdb compaction every day to remove deleted data
# compaction compression type, only support use 0,7.
# 0 means not compress, 7 will use zstd
# len of types means num of rocksdb level.
compressionTypes: [0, 0, 7, 7, 7]
# natsmq configuration.
# more detail: https://docs.nats.io/running-a-nats-service/configuration
natsmq:
server: # server side configuration for natsmq.
port: 4222 # 4222 by default, Port for nats server listening.
storeDir: /var/lib/milvus/nats # /var/lib/milvus/nats by default, directory to use for JetStream storage of nats.
maxFileStore: 17179869184 # (B) 16GB by default, Maximum size of the 'file' storage.
maxPayload: 8388608 # (B) 8MB by default, Maximum number of bytes in a message payload.
maxPending: 67108864 # (B) 64MB by default, Maximum number of bytes buffered for a connection Applies to client connections.
initializeTimeout: 4000 # (ms) 4s by default, waiting for initialization of natsmq finished.
monitor:
trace: false # false by default, If true enable protocol trace log messages.
debug: false # false by default, If true enable debug log messages.
logTime: true # true by default, If set to false, log without timestamps.
logFile: /tmp/milvus/logs/nats.log # /tmp/milvus/logs/nats.log by default, Log file path relative to .. of milvus binary if use relative path.
logSizeLimit: 536870912 # (B) 512MB by default, Size in bytes after the log file rolls over to a new one.
retention:
maxAge: 4320 # (min) 3 days by default, Maximum age of any message in the P-channel.
maxBytes: # (B) None by default, How many bytes the single P-channel may contain. Removing oldest messages if the P-channel exceeds this size.
maxMsgs: # None by default, How many message the single P-channel may contain. Removing oldest messages if the P-channel exceeds this limit.
# Related configuration of rootCoord, used to handle data definition language (DDL) and data control language (DCL) requests
rootCoord:
dmlChannelNum: 16 # The number of dml channels created at system startup
maxDatabaseNum: 64 # Maximum number of database
maxPartitionNum: 4096 # Maximum number of partitions in a collection
minSegmentSizeToEnableIndex: 1024 # It's a threshold. When the segment size is less than this value, the segment will not be indexed
enableActiveStandby: false
# can specify ip for example
# ip: 127.0.0.1
ip: # if not specify address, will use the first unicastable address as local ip
port: 53100
grpc:
serverMaxSendSize: 536870912
serverMaxRecvSize: 268435456
clientMaxSendSize: 268435456
clientMaxRecvSize: 536870912
maxGeneralCapacity: 65536
# Related configuration of proxy, used to validate client requests and reduce the returned results.
proxy:
timeTickInterval: 200 # ms, the interval that proxy synchronize the time tick
healthCheckTimeout: 3000 # ms, the interval that to do component healthy check
msgStream:
timeTick:
bufSize: 512
maxNameLength: 255 # Maximum length of name for a collection or alias
# Maximum number of fields in a collection.
# As of today (2.2.0 and after) it is strongly DISCOURAGED to set maxFieldNum >= 64.
# So adjust at your risk!
maxFieldNum: 64
maxVectorFieldNum: 4 # Maximum number of vector fields in a collection, (0, 10].
maxShardNum: 16 # Maximum number of shards in a collection
maxDimension: 32768 # Maximum dimension of a vector
# Whether to produce gin logs.\n
# please adjust in embedded Milvus: false
ginLogging: true
ginLogSkipPaths: "/" # skipped url path for gin log split by comma
maxTaskNum: 1024 # max task number of proxy task queue
connectionCheckIntervalSeconds: 120 # the interval time(in seconds) for connection manager to scan inactive client info
connectionClientInfoTTLSeconds: 86400 # inactive client info TTL duration, in seconds
maxConnectionNum: 10000 # the max client info numbers that proxy should manage, avoid too many client infos.
accessLog:
enable: false
# Log filename, set as "" to use stdout.
# filename: ""
# define formatters for access log by XXX:{format: XXX, method:[XXX,XXX]}
formatters:
# "base" formatter could not set methods
# all method will use "base" formatter default
base:
# will not print access log if set as ""
format: "[$time_now] [ACCESS] <$user_name: $user_addr> $method_name [status: $method_status] [code: $error_code] [sdk: $sdk_version] [msg: $error_msg] [traceID: $trace_id] [timeCost: $time_cost]"
query:
format: "[$time_now] [ACCESS] <$user_name: $user_addr> $method_name [status: $method_status] [code: $error_code] [sdk: $sdk_version] [msg: $error_msg] [traceID: $trace_id] [timeCost: $time_cost] [database: $database_name] [collection: $collection_name] [partitions: $partition_name] [expr: $method_expr]"
# set formatter owners by method name(method was all milvus external interface)
# all method will use base formatter default
# one method only could use one formatter
# if set a method formatter mutiple times, will use random fomatter.
methods: ["Query", "Search", "Delete"]
# localPath: /tmp/milvus_accesslog // log file rootpath
# maxSize: 64 # max log file size(MB) of singal log file, mean close when time <= 0.
# rotatedTime: 0 # max time range of singal log file, mean close when time <= 0;
# maxBackups: 8 # num of reserved backups. will rotate and crate a new backup when access log file trigger maxSize or rotatedTime.
# cacheSize: 10240 # write cache of accesslog in Byte
# minioEnable: false # update backups to milvus minio when minioEnable is true.
# remotePath: "access_log/" # file path when update backups to minio
# remoteMaxTime: 0 # max time range(in Hour) of backups in minio, 0 means close time retention.
http:
enabled: true # Whether to enable the http server
debug_mode: false # Whether to enable http server debug mode
# can specify ip for example
# ip: 127.0.0.1
ip: # if not specify address, will use the first unicastable address as local ip
port: 19530
internalPort: 19529
grpc:
serverMaxSendSize: 268435456
serverMaxRecvSize: 67108864
clientMaxSendSize: 268435456
clientMaxRecvSize: 67108864
# query whose executed time exceeds the `slowQuerySpanInSeconds` can be considered slow, in seconds.
slowQuerySpanInSeconds: 5
# Related configuration of queryCoord, used to manage topology and load balancing for the query nodes, and handoff from growing segments to sealed segments.
queryCoord:
autoHandoff: true # Enable auto handoff
autoBalance: true # Enable auto balance
balancer: ScoreBasedBalancer # Balancer to use
globalRowCountFactor: 0.1 # expert parameters, only used by scoreBasedBalancer
scoreUnbalanceTolerationFactor: 0.05 # expert parameters, only used by scoreBasedBalancer
reverseUnBalanceTolerationFactor: 1.3 #expert parameters, only used by scoreBasedBalancer
overloadedMemoryThresholdPercentage: 90 # The threshold percentage that memory overload
balanceIntervalSeconds: 60
memoryUsageMaxDifferencePercentage: 30
checkInterval: 1000
channelTaskTimeout: 60000 # 1 minute
segmentTaskTimeout: 120000 # 2 minute
distPullInterval: 500
heartbeatAvailableInterval: 10000 # 10s, Only QueryNodes which fetched heartbeats within the duration are available
loadTimeoutSeconds: 600
checkHandoffInterval: 5000
growingRowCountWeight: 4.0
# can specify ip for example
# ip: 127.0.0.1
ip: # if not specify address, will use the first unicastable address as local ip
port: 19531
grpc:
serverMaxSendSize: 536870912
serverMaxRecvSize: 268435456
clientMaxSendSize: 268435456
clientMaxRecvSize: 536870912
taskMergeCap: 1
taskExecutionCap: 256
enableActiveStandby: false # Enable active-standby
brokerTimeout: 5000 # broker rpc timeout in milliseconds
# Related configuration of queryNode, used to run hybrid search between vector and scalar data.
queryNode:
dataSync:
flowGraph:
maxQueueLength: 16 # Maximum length of task queue in flowgraph
maxParallelism: 1024 # Maximum number of tasks executed in parallel in the flowgraph
stats:
publishInterval: 1000 # Interval for querynode to report node information (milliseconds)
segcore:
cgoPoolSizeRatio: 2.0 # cgo pool size ratio to max read concurrency
knowhereThreadPoolNumRatio: 4
# Use more threads to make better use of SSD throughput in disk index.
# This parameter is only useful when enable-disk = true.
# And this value should be a number greater than 1 and less than 32.
chunkRows: 128 # The number of vectors in a chunk.
exprEvalBatchSize: 8192 # The batch size for executor get next
interimIndex: # build a vector temperate index for growing segment or binlog to accelerate search
enableIndex: true
nlist: 128 # segment index nlist
nprobe: 16 # nprobe to search segment, based on your accuracy requirement, must smaller than nlist
memExpansionRate: 1.15 # the ratio of building interim index memory usage to raw data
buildParallelRate: 0.5 # the ratio of building interim index parallel matched with cpu num
loadMemoryUsageFactor: 1 # The multiply factor of calculating the memory usage while loading segments
enableDisk: false # enable querynode load disk index, and search on disk index
maxDiskUsagePercentage: 95
cache:
enabled: true # deprecated, TODO: remove it
memoryLimit: 2147483648 # 2 GB, 2 * 1024 *1024 *1024 # deprecated, TODO: remove it
readAheadPolicy: willneed # The read ahead policy of chunk cache, options: `normal, random, sequential, willneed, dontneed`
# Specifies the necessity for warming up the chunk cache.
# 1. If set to "sync" or "async," the original vector data
# will be synchronously/asynchronously loaded into the
# chunk cache during the load process. This approach has
# the potential to substantially reduce query/search latency
# for a specific duration post-load, albeit accompanied
# by a concurrent increase in disk usage;
# 2. If set to "off," original vector data will only
# be loaded into the chunk cache during search/query.
warmup: async # options: `sync, async, off`
grouping:
enabled: true
maxNQ: 1000
topKMergeRatio: 20
scheduler:
receiveChanSize: 10240
unsolvedQueueSize: 10240
# maxReadConcurrentRatio is the concurrency ratio of read task (search task and query task).
# Max read concurrency would be the value of runtime.NumCPU * maxReadConcurrentRatio.
# It defaults to 2.0, which means max read concurrency would be the value of runtime.NumCPU * 2.
# Max read concurrency must greater than or equal to 1, and less than or equal to runtime.NumCPU * 100.
# (0, 100]
maxReadConcurrentRatio: 1
cpuRatio: 10 # ratio used to estimate read task cpu usage.
maxTimestampLag: 86400
# read task schedule policy: fifo(by default), user-task-polling.
scheduleReadPolicy:
# fifo: A FIFO queue support the schedule.
# user-task-polling:
# The user's tasks will be polled one by one and scheduled.
# Scheduling is fair on task granularity.
# The policy is based on the username for authentication.
# And an empty username is considered the same user.
# When there are no multi-users, the policy decay into FIFO
name: fifo
maxPendingTask: 10240
# user-task-polling configure:
taskQueueExpire: 60 # 1 min by default, expire time of inner user task queue since queue is empty.
enableCrossUserGrouping: false # false by default Enable Cross user grouping when using user-task-polling policy. (close it if task of any user can not merge others).
maxPendingTaskPerUser: 1024 # 50 by default, max pending task in scheduler per user.
mmap:
mmapEnabled: false # enable mmap global, if set true, will use mmap to load segment data
lazyloadEnabled: false
# can specify ip for example
# ip: 127.0.0.1
ip: # if not specify address, will use the first unicastable address as local ip
port: 21123
grpc:
serverMaxSendSize: 536870912
serverMaxRecvSize: 268435456
clientMaxSendSize: 268435456
clientMaxRecvSize: 536870912
enableSegmentPrune: false # use partition prune function on shard delegator
indexCoord:
bindIndexNodeMode:
enable: false
address: localhost:22930
withCred: false
nodeID: 0
segment:
minSegmentNumRowsToEnableIndex: 1024 # It's a threshold. When the segment num rows is less than this value, the segment will not be indexed
indexNode:
scheduler:
buildParallel: 1
enableDisk: true # enable index node build disk vector index
maxDiskUsagePercentage: 95
# can specify ip for example
# ip: 127.0.0.1
ip: # if not specify address, will use the first unicastable address as local ip
port: 21121
grpc:
serverMaxSendSize: 536870912
serverMaxRecvSize: 268435456
clientMaxSendSize: 268435456
clientMaxRecvSize: 536870912
dataCoord:
channel:
watchTimeoutInterval: 300 # Timeout on watching channels (in seconds). Datanode tickler update watch progress will reset timeout timer.
balanceSilentDuration: 300 # The duration before the channelBalancer on datacoord to run
balanceInterval: 360 #The interval for the channelBalancer on datacoord to check balance status
segment:
maxSize: 1024 # Maximum size of a segment in MB
diskSegmentMaxSize: 2048 # Maximum size of a segment in MB for collection which has Disk index
sealProportion: 0.12
# The time of the assignment expiration in ms
# Warning! this parameter is an expert variable and closely related to data integrity. Without specific
# target and solid understanding of the scenarios, it should not be changed. If it's necessary to alter
# this parameter, make sure that the newly changed value is larger than the previous value used before restart
# otherwise there could be a large possibility of data loss
assignmentExpiration: 2000
maxLife: 86400 # The max lifetime of segment in seconds, 24*60*60
# If a segment didn't accept dml records in maxIdleTime and the size of segment is greater than
# minSizeFromIdleToSealed, Milvus will automatically seal it.
# The max idle time of segment in seconds, 10*60.
maxIdleTime: 600
minSizeFromIdleToSealed: 16 # The min size in MB of segment which can be idle from sealed.
# The max number of binlog file for one segment, the segment will be sealed if
# the number of binlog file reaches to max value.
maxBinlogFileNumber: 32
smallProportion: 0.5 # The segment is considered as "small segment" when its # of rows is smaller than
# (smallProportion * segment max # of rows).
# A compaction will happen on small segments if the segment after compaction will have
compactableProportion: 0.85
# over (compactableProportion * segment max # of rows) rows.
# MUST BE GREATER THAN OR EQUAL TO <smallProportion>!!!
# During compaction, the size of segment # of rows is able to exceed segment max # of rows by (expansionRate-1) * 100%.
expansionRate: 1.25
# Whether to enable levelzero segment
enableLevelZero: true
enableCompaction: true # Enable data segment compaction
compaction:
enableAutoCompaction: true
rpcTimeout: 10 # compaction rpc request timeout in seconds
maxParallelTaskNum: 10 # max parallel compaction task number
indexBasedCompaction: true
levelzero:
forceTrigger:
minSize: 8388608 # The minmum size in bytes to force trigger a LevelZero Compaction, default as 8MB
deltalogMinNum: 10 # the minimum number of deltalog files to force trigger a LevelZero Compaction
import:
filesPerPreImportTask: 2 # The maximum number of files allowed per pre-import task.
taskRetention: 10800 # The retention period in seconds for tasks in the Completed or Failed state.
maxImportFileNumPerReq: 1024 # The maximum number of files allowed per single import request.
waitForIndex: true # Indicates whether the import operation waits for the completion of index building.
enableGarbageCollection: true
gc:
interval: 3600 # gc interval in seconds
scanInterval: 168 #gc residual file scan interval in hours
missingTolerance: 3600 # file meta missing tolerance duration in seconds, 3600
dropTolerance: 10800 # file belongs to dropped entity tolerance duration in seconds. 10800
enableActiveStandby: false
# can specify ip for example
# ip: 127.0.0.1
ip: # if not specify address, will use the first unicastable address as local ip
port: 13333
grpc:
serverMaxSendSize: 536870912
serverMaxRecvSize: 268435456
clientMaxSendSize: 268435456
clientMaxRecvSize: 536870912
dataNode:
dataSync:
flowGraph:
maxQueueLength: 16 # Maximum length of task queue in flowgraph
maxParallelism: 1024 # Maximum number of tasks executed in parallel in the flowgraph
maxParallelSyncMgrTasks: 256 #The max concurrent sync task number of datanode sync mgr globally
skipMode:
# when there are only timetick msg in flowgraph for a while (longer than coldTime),
# flowGraph will turn on skip mode to skip most timeticks to reduce cost, especially there are a lot of channels
enable: true
skipNum: 4
coldTime: 60
segment:
insertBufSize: 16777216 # Max buffer size to flush for a single segment.
deleteBufBytes: 67108864 # Max buffer size to flush del for a single channel
syncPeriod: 600 # The period to sync segments if buffer is not empty.
# can specify ip for example
# ip: 127.0.0.1
ip: # if not specify address, will use the first unicastable address as local ip
port: 21124
grpc:
serverMaxSendSize: 536870912
serverMaxRecvSize: 268435456
clientMaxSendSize: 268435456
clientMaxRecvSize: 536870912
memory:
forceSyncEnable: true # `true` to force sync if memory usage is too high
forceSyncSegmentNum: 1 # number of segments to sync, segments with top largest buffer will be synced.
watermarkStandalone: 0.2 # memory watermark for standalone, upon reaching this watermark, segments will be synced.
watermarkCluster: 0.5 # memory watermark for cluster, upon reaching this watermark, segments will be synced.
timetick:
byRPC: true
channel:
# specify the size of global work pool of all channels
# if this parameter <= 0, will set it as the maximum number of CPUs that can be executing
# suggest to set it bigger on large collection numbers to avoid blocking
workPoolSize: -1
# specify the size of global work pool for channel checkpoint updating
# if this parameter <= 0, will set it as 10
updateChannelCheckpointMaxParallel: 10
import:
maxConcurrentTaskNum: 16 # The maximum number of import/pre-import tasks allowed to run concurrently on a datanode.
maxImportFileSizeInGB: 16 # The maximum file size (in GB) for an import file, where an import file refers to either a Row-Based file or a set of Column-Based files.
# Configures the system log output.
log:
level: info # Only supports debug, info, warn, error, panic, or fatal. Default 'info'.
file:
rootPath: # root dir path to put logs, default "" means no log file will print. please adjust in embedded Milvus: /tmp/milvus/logs
maxSize: 300 # MB
maxAge: 10 # Maximum time for log retention in day.
maxBackups: 20
format: text # text or json
stdout: true # Stdout enable or not
grpc:
log:
level: WARNING
serverMaxSendSize: 536870912
serverMaxRecvSize: 268435456
clientMaxSendSize: 268435456
clientMaxRecvSize: 536870912
client:
compressionEnabled: false
dialTimeout: 200
keepAliveTime: 10000
keepAliveTimeout: 20000
maxMaxAttempts: 10
initialBackOff: 0.2 # seconds
maxBackoff: 10 # seconds
backoffMultiplier: 2.0 # deprecated
# Configure the proxy tls enable.
tls:
serverPemPath: configs/cert/server.pem
serverKeyPath: configs/cert/server.key
caPemPath: configs/cert/ca.pem
common:
chanNamePrefix:
cluster: by-dev
rootCoordTimeTick: rootcoord-timetick
rootCoordStatistics: rootcoord-statistics
rootCoordDml: rootcoord-dml
replicateMsg: replicate-msg
rootCoordDelta: rootcoord-delta
search: search
searchResult: searchResult
queryTimeTick: queryTimeTick
dataCoordStatistic: datacoord-statistics-channel
dataCoordTimeTick: datacoord-timetick-channel
dataCoordSegmentInfo: segment-info-channel
subNamePrefix:
proxySubNamePrefix: proxy
rootCoordSubNamePrefix: rootCoord
queryNodeSubNamePrefix: queryNode
dataCoordSubNamePrefix: dataCoord
dataNodeSubNamePrefix: dataNode
defaultPartitionName: _default # default partition name for a collection
defaultIndexName: _default_idx # default index name
entityExpiration: -1 # Entity expiration in seconds, CAUTION -1 means never expire
indexSliceSize: 16 # MB
threadCoreCoefficient:
highPriority: 10 # This parameter specify how many times the number of threads is the number of cores in high priority thread pool
middlePriority: 5 # This parameter specify how many times the number of threads is the number of cores in middle priority thread pool
lowPriority: 1 # This parameter specify how many times the number of threads is the number of cores in low priority thread pool
buildIndexThreadPoolRatio: 0.75
DiskIndex:
MaxDegree: 56
SearchListSize: 100
PQCodeBudgetGBRatio: 0.125
BuildNumThreadsRatio: 1
SearchCacheBudgetGBRatio: 0.1
LoadNumThreadRatio: 8
BeamWidthRatio: 4
gracefulTime: 5000 # milliseconds. it represents the interval (in ms) by which the request arrival time needs to be subtracted in the case of Bounded Consistency.
gracefulStopTimeout: 1800 # seconds. it will force quit the server if the graceful stop process is not completed during this time.
storageType: remote # please adjust in embedded Milvus: local, available values are [local, remote, opendal], value minio is deprecated, use remote instead
# Default value: auto
# Valid values: [auto, avx512, avx2, avx, sse4_2]
# This configuration is only used by querynode and indexnode, it selects CPU instruction set for Searching and Index-building.
simdType: auto
security:
authorizationEnabled: false
# The superusers will ignore some system check processes,
# like the old password verification when updating the credential
# superUsers: root
tlsMode: 0
session:
ttl: 30 # ttl value when session granting a lease to register service
retryTimes: 30 # retry times when session sending etcd requests
storage:
scheme: "s3"
enablev2: false
# preCreatedTopic decides whether using existed topic
preCreatedTopic:
enabled: false
# support pre-created topics
# the name of pre-created topics
names: ['topic1', 'topic2']
# need to set a separated topic to stand for currently consumed timestamp for each channel
timeticker: 'timetick-channel'
locks:
metrics:
enable: false
threshold:
info: 500 # minimum milliseconds for printing durations in info level
warn: 1000 # minimum milliseconds for printing durations in warn level
ttMsgEnabled: true # Whether the instance disable sending ts messages
traceLogMode: 0 # trace request info, 0: none, 1: simple request info, like collection/partition/database name, 2: request detail
bloomFilterSize: 100000
maxBloomFalsePositive: 0.05
# QuotaConfig, configurations of Milvus quota and limits.
# By default, we enable:
# 1. TT protection;
# 2. Memory protection.
# 3. Disk quota protection.
# You can enable:
# 1. DML throughput limitation;
# 2. DDL, DQL qps/rps limitation;
# 3. DQL Queue length/latency protection;
# 4. DQL result rate protection;
# If necessary, you can also manually force to deny RW requests.
quotaAndLimits:
enabled: true # `true` to enable quota and limits, `false` to disable.
limits:
maxCollectionNum: 65536
maxCollectionNumPerDB: 65536
# quotaCenterCollectInterval is the time interval that quotaCenter
# collects metrics from Proxies, Query cluster and Data cluster.
# seconds, (0 ~ 65536)
quotaCenterCollectInterval: 3
ddl:
enabled: false
collectionRate: -1 # qps, default no limit, rate for CreateCollection, DropCollection, LoadCollection, ReleaseCollection
partitionRate: -1 # qps, default no limit, rate for CreatePartition, DropPartition, LoadPartition, ReleasePartition
indexRate:
enabled: false
max: -1 # qps, default no limit, rate for CreateIndex, DropIndex
flushRate:
enabled: false
max: -1 # qps, default no limit, rate for flush
collection:
max: -1 # qps, default no limit, rate for flush at collection level.
compactionRate:
enabled: false
max: -1 # qps, default no limit, rate for manualCompaction
dml:
# dml limit rates, default no limit.
# The maximum rate will not be greater than max.
enabled: false
insertRate:
collection:
max: -1 # MB/s, default no limit
max: -1 # MB/s, default no limit
upsertRate:
collection:
max: -1 # MB/s, default no limit
max: -1 # MB/s, default no limit
deleteRate:
collection:
max: -1 # MB/s, default no limit
max: -1 # MB/s, default no limit
bulkLoadRate:
collection:
max: -1 # MB/s, default no limit, not support yet. TODO: limit bulkLoad rate
max: -1 # MB/s, default no limit, not support yet. TODO: limit bulkLoad rate
dql:
# dql limit rates, default no limit.
# The maximum rate will not be greater than max.
enabled: false
searchRate:
collection:
max: -1 # vps (vectors per second), default no limit
max: -1 # vps (vectors per second), default no limit
queryRate:
collection:
max: -1 # qps, default no limit
max: -1 # qps, default no limit
limitWriting:
# forceDeny false means dml requests are allowed (except for some
# specific conditions, such as memory of nodes to water marker), true means always reject all dml requests.
forceDeny: false
ttProtection:
enabled: false
# maxTimeTickDelay indicates the backpressure for DML Operations.
# DML rates would be reduced according to the ratio of time tick delay to maxTimeTickDelay,
# if time tick delay is greater than maxTimeTickDelay, all DML requests would be rejected.
# seconds
maxTimeTickDelay: 300
memProtection:
# When memory usage > memoryHighWaterLevel, all dml requests would be rejected;
# When memoryLowWaterLevel < memory usage < memoryHighWaterLevel, reduce the dml rate;
# When memory usage < memoryLowWaterLevel, no action.
enabled: true
dataNodeMemoryLowWaterLevel: 0.85 # (0, 1], memoryLowWaterLevel in DataNodes
dataNodeMemoryHighWaterLevel: 0.95 # (0, 1], memoryHighWaterLevel in DataNodes
queryNodeMemoryLowWaterLevel: 0.85 # (0, 1], memoryLowWaterLevel in QueryNodes
queryNodeMemoryHighWaterLevel: 0.95 # (0, 1], memoryHighWaterLevel in QueryNodes
growingSegmentsSizeProtection:
# No action will be taken if the growing segments size is less than the low watermark.
# When the growing segments size exceeds the low watermark, the dml rate will be reduced,
# but the rate will not be lower than `minRateRatio * dmlRate`.
enabled: false
minRateRatio: 0.5
lowWaterLevel: 0.2
highWaterLevel: 0.4
diskProtection:
enabled: true # When the total file size of object storage is greater than `diskQuota`, all dml requests would be rejected;
diskQuota: -1 # MB, (0, +inf), default no limit
diskQuotaPerCollection: -1 # MB, (0, +inf), default no limit
limitReading:
# forceDeny false means dql requests are allowed (except for some
# specific conditions, such as collection has been dropped), true means always reject all dql requests.
forceDeny: false
queueProtection:
enabled: false
# nqInQueueThreshold indicated that the system was under backpressure for Search/Query path.
# If NQ in any QueryNode's queue is greater than nqInQueueThreshold, search&query rates would gradually cool off
# until the NQ in queue no longer exceeds nqInQueueThreshold. We think of the NQ of query request as 1.
# int, default no limit
nqInQueueThreshold: -1
# queueLatencyThreshold indicated that the system was under backpressure for Search/Query path.
# If dql latency of queuing is greater than queueLatencyThreshold, search&query rates would gradually cool off
# until the latency of queuing no longer exceeds queueLatencyThreshold.
# The latency here refers to the averaged latency over a period of time.
# milliseconds, default no limit
queueLatencyThreshold: -1
resultProtection:
enabled: false
# maxReadResultRate indicated that the system was under backpressure for Search/Query path.
# If dql result rate is greater than maxReadResultRate, search&query rates would gradually cool off
# until the read result rate no longer exceeds maxReadResultRate.
# MB/s, default no limit
maxReadResultRate: -1
# colOffSpeed is the speed of search&query rates cool off.
# (0, 1]
coolOffSpeed: 0.9
trace:
# trace exporter type, default is stdout,
# optional values: ['stdout', 'jaeger', 'otlp']
exporter: stdout
# fraction of traceID based sampler,
# optional values: [0, 1]
# Fractions >= 1 will always sample. Fractions < 0 are treated as zero.
sampleFraction: 0
otlp:
endpoint: # "127.0.0.1:4318"
secure: true
jaeger:
url: # "http://127.0.0.1:14268/api/traces"
# when exporter is jaeger should set the jaeger's URL
autoIndex:
params:
build: '{"M": 18,"efConstruction": 240,"index_type": "HNSW", "metric_type": "IP"}'
#when using GPU indexing, Milvus will utilize a memory pool to avoid frequent memory allocation and deallocation.
#here, you can set the size of the memory occupied by the memory pool, with the unit being MB.
#note that there is a possibility of Milvus crashing when the actual memory demand exceeds the value set by maxMemSize.
#if initMemSize and MaxMemSize both set zero,
#milvus will automatically initialize half of the available GPU memory,
#maxMemSize will the whole available GPU memory.
gpu:
initMemSize: 0 #sets the initial memory pool size.
maxMemSize: 0 #when the memory pool is not large enough for the first time, Milvus will attempt to expand the memory pool once. maxMemSize sets the maximum memory usage limit.