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[CHANGE] Remote-write: default enable_http2 to false

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Remote-write creates several shards to parallelise sending, each with
its own http connection. We do not want them all combined onto one
socket by http2.

Signed-off-by: Bryan Boreham <bjboreham@gmail.com>
This commit is contained in:
Bryan Boreham 2024-10-24 14:07:54 +01:00 committed by Jan Fajerski
parent 3cb09acb21
commit 20fdc8f541
3 changed files with 8 additions and 1 deletions
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1
CHANGELOG.md
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@ -3,6 +3,7 @@
## unreleased ## unreleased
* [CHANGE] Scraping: Remove implicit fallback to the Prometheus text format in case of invalid/missing Content-Type and fail the scrape instead. Add ability to specify a `fallback_scrape_protocol` in the scrape config. #15136 * [CHANGE] Scraping: Remove implicit fallback to the Prometheus text format in case of invalid/missing Content-Type and fail the scrape instead. Add ability to specify a `fallback_scrape_protocol` in the scrape config. #15136
* [CHANGE] Remote-write: default enable_http2 to false.
* [ENHANCEMENT] Scraping, rules: handle targets reappearing, or rules moving group, when out-of-order is enabled. #14710 * [ENHANCEMENT] Scraping, rules: handle targets reappearing, or rules moving group, when out-of-order is enabled. #14710
- [BUGFIX] PromQL: Fix stddev+stdvar aggregations to always ignore native histograms. #14941 - [BUGFIX] PromQL: Fix stddev+stdvar aggregations to always ignore native histograms. #14941
- [BUGFIX] PromQL: Fix stddev+stdvar aggregations to treat Infinity consistently. #14941 - [BUGFIX] PromQL: Fix stddev+stdvar aggregations to treat Infinity consistently. #14941

7
config/config.go
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@ -181,13 +181,18 @@ var (
HTTPClientConfig: config.DefaultHTTPClientConfig, HTTPClientConfig: config.DefaultHTTPClientConfig,
} }
DefaultRemoteWriteHTTPClientConfig = config.HTTPClientConfig{
FollowRedirects: true,
EnableHTTP2: false,
}
// DefaultRemoteWriteConfig is the default remote write configuration. // DefaultRemoteWriteConfig is the default remote write configuration.
DefaultRemoteWriteConfig = RemoteWriteConfig{ DefaultRemoteWriteConfig = RemoteWriteConfig{
RemoteTimeout: model.Duration(30 * time.Second), RemoteTimeout: model.Duration(30 * time.Second),
ProtobufMessage: RemoteWriteProtoMsgV1, ProtobufMessage: RemoteWriteProtoMsgV1,
QueueConfig: DefaultQueueConfig, QueueConfig: DefaultQueueConfig,
MetadataConfig: DefaultMetadataConfig, MetadataConfig: DefaultMetadataConfig,
HTTPClientConfig: config.DefaultHTTPClientConfig, HTTPClientConfig: DefaultRemoteWriteHTTPClientConfig,
} }
// DefaultQueueConfig is the default remote queue configuration. // DefaultQueueConfig is the default remote queue configuration.

1
docs/configuration/configuration.md
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@ -2889,6 +2889,7 @@ metadata_config:
# HTTP client settings, including authentication methods (such as basic auth and # HTTP client settings, including authentication methods (such as basic auth and
# authorization), proxy configurations, TLS options, custom HTTP headers, etc. # authorization), proxy configurations, TLS options, custom HTTP headers, etc.
# enable_http2 defaults to false for remote-write.
[ <http_config> ] [ <http_config> ]
``` ```