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Merge pull request #72262 from den-crane/max_connections_default

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make consistent default value of max_connections
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Nikita Mikhaylov 2024-12-16 11:29:37 +00:00 committed by GitHub
commit 1989d76218
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3 changed files with 6 additions and 5 deletions
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2
programs/server/config.xml
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@ -267,7 +267,7 @@
<!-- <listen_backlog>4096</listen_backlog> -->
<max_connections>4096</max_connections>
<!-- <max_connections>4096</max_connections> -->
<!-- For 'Connection: keep-alive' in HTTP 1.1 -->
<keep_alive_timeout>10</keep_alive_timeout>

7
programs/server/config.yaml.example
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@ -136,11 +136,12 @@ interserver_http_port: 9009
# Allow multiple servers to listen on the same address:port. This is not recommended.
# listen_reuse_port: 0
# listen_backlog: 64
max_connections: 4096
# listen_backlog: 4096
# max_connections: 4096
# For 'Connection: keep-alive' in HTTP 1.1
keep_alive_timeout: 3
keep_alive_timeout: 10
# gRPC protocol (see src/Server/grpc_protos/clickhouse_grpc.proto for the API)
# grpc_port: 9100

2
src/Core/ServerSettings.cpp
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@ -59,7 +59,7 @@ namespace DB
DECLARE(UInt64, restore_threads, 16, "The maximum number of threads to execute RESTORE requests.", 0) \
DECLARE(Bool, shutdown_wait_backups_and_restores, true, "If set to true ClickHouse will wait for running backups and restores to finish before shutdown.", 0) \
DECLARE(Double, cannot_allocate_thread_fault_injection_probability, 0, "For testing purposes.", 0) \
DECLARE(Int32, max_connections, 1024, "Max server connections.", 0) \
DECLARE(Int32, max_connections, 4096, "Max server connections.", 0) \
DECLARE(UInt32, asynchronous_metrics_update_period_s, 1, "Period in seconds for updating asynchronous metrics.", 0) \
DECLARE(Bool, asynchronous_metrics_enable_heavy_metrics, false, "Enable the calculation of heavy asynchronous metrics.", 0) \
DECLARE(UInt32, asynchronous_heavy_metrics_update_period_s, 120, "Period in seconds for updating heavy asynchronous metrics.", 0) \