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Update docs for remote store backpressure stats (#5184) 

* Update docs for remote store backpressure and segrep backpressure stats

Signed-off-by: Bhumika Saini <sabhumik@amazon.com>

* Remove segrep changes

Signed-off-by: Bhumika Saini <sabhumik@amazon.com>

* Add corrected segments.segment_replication.* field names

Signed-off-by: Bhumika Saini <sabhumik@amazon.com>

---------

Signed-off-by: Bhumika Saini <sabhumik@amazon.com>
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Bhumika Saini 2024-02-02 00:36:55 +05:30 committed by GitHub
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3 changed files with 29 additions and 9 deletions
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5
_api-reference/cluster-api/cluster-stats.md
View File

@ -127,7 +127,10 @@ Parameter | Type | Description
"max_bytes" : 0
},
"max_refresh_time_lag_in_millis" : 0,
"total_time_spent_in_millis" : 516
"total_time_spent_in_millis" : 516,
"pressure" : {
"total_rejections" : 0
}
},
"download" : {
"total_download_size" : {

20
_api-reference/index-apis/stats.md
View File

@ -213,7 +213,10 @@ By default, the returned statistics are aggregated in the `primaries` and `total
"max_bytes" : 0
},
"max_refresh_time_lag_in_millis" : 0,
"total_time_spent_in_millis" : 516
"total_time_spent_in_millis" : 516,
"pressure" : {
"total_rejections" : 0
}
},
"download" : {
"total_download_size" : {
@ -377,7 +380,10 @@ By default, the returned statistics are aggregated in the `primaries` and `total
"max_bytes" : 0
},
"max_refresh_time_lag_in_millis" : 0,
"total_time_spent_in_millis" : 516
"total_time_spent_in_millis" : 516,
"pressure" : {
"total_rejections" : 0
}
},
"download" : {
"total_download_size" : {
@ -545,7 +551,10 @@ By default, the returned statistics are aggregated in the `primaries` and `total
"max_bytes" : 0
},
"max_refresh_time_lag_in_millis" : 0,
"total_time_spent_in_millis" : 516
"total_time_spent_in_millis" : 516,
"pressure" : {
"total_rejections" : 0
}
},
"download" : {
"total_download_size" : {
@ -709,7 +718,10 @@ By default, the returned statistics are aggregated in the `primaries` and `total
"max_bytes" : 0
},
"max_refresh_time_lag_in_millis" : 0,
"total_time_spent_in_millis" : 516
"total_time_spent_in_millis" : 516,
"pressure" : {
"total_rejections" : 0
}
},
"download" : {
"total_download_size" : {

13
_api-reference/nodes-apis/nodes-stats.md
View File

@ -293,7 +293,10 @@ Select the arrow to view the example response.
"max_bytes" : 0
},
"max_refresh_time_lag_in_millis" : 0,
"total_time_spent_in_millis" : 516
"total_time_spent_in_millis" : 516,
"pressure" : {
"total_rejections" : 0
}
},
"download" : {
"total_download_size" : {
@ -917,9 +920,9 @@ segments.version_map_memory_in_bytes | Integer | The total amount of memory used
segments.fixed_bit_set_memory_in_bytes | Integer | The total amount of memory used by fixed bit sets, in bytes. Fixed bit sets are used for nested objects and join fields.
segments.max_unsafe_auto_id_timestamp | Integer | The timestamp for the most recently retired indexing request, in milliseconds since the epoch.
segments.segment_replication | Object | Segment replication statistics for all primary shards when segment replication is enabled on the node.
segments.segment_replication.maxBytesBehind | long | The maximum number of bytes behind the primary replica.
segments.segment_replication.totalBytesBehind | long | The total number of bytes behind the primary replicas.
segments.segment_replication.maxReplicationLag | long | The maximum amount of time, in milliseconds, taken by a replica to catch up to its primary.
segments.segment_replication.max_bytes_behind | long | The maximum number of bytes behind the primary replica.
segments.segment_replication.total_bytes_behind | long | The total number of bytes behind the primary replicas.
segments.segment_replication.max_replication_lag | long | The maximum amount of time, in milliseconds, taken by a replica to catch up to its primary.
segments.remote_store | Object | Statistics about remote segment store operations.
segments.remote_store.upload | Object | Statistics related to uploads to the remote segment store.
segments.remote_store.upload.total_upload_size | Object | The amount of data, in bytes, uploaded to the remote segment store.
@ -931,6 +934,8 @@ segments.remote_store.upload.refresh_size_lag.total_bytes | Integer | The total
segments.remote_store.upload.refresh_size_lag.max_bytes | Integer | The maximum amount of lag, in bytes, during the upload refresh between the remote segment store and the local store.
segments.remote_store.upload.max_refresh_time_lag_in_millis | Integer | The maximum duration, in milliseconds, that the remote refresh is behind the local refresh.
segments.remote_store.upload.total_time_spent_in_millis | Integer | The total amount of time, in milliseconds, spent on uploads to the remote segment store.
segments.remote_store.upload.pressure | Object | Statistics related to segment store upload backpressure.
segments.remote_store.upload.pressure.total_rejections | Integer | The total number of requests rejected due to segment store upload backpressure.
segments.remote_store.download | Object | Statistics related to downloads to the remote segment store.
segments.remote_store.download.total_download_size | Object | The total amount of data download from the remote segment store.
segments.remote_store.download.total_download_size.started_bytes | Integer | The number of bytes downloaded from the remote segment store after the download starts.