[CHORE] update s3 connection defaults (#1451)

src/common/io-config/src/python.rs

@@ -11,13 +11,13 @@ use crate::config;
 ///     endpoint_url: URL to the S3 endpoint, defaults to endpoints to AWS
 ///     key_id: AWS Access Key ID, defaults to auto-detection from the current environment
 ///     access_key: AWS Secret Access Key, defaults to auto-detection from the current environment
-///     max_connections: Maximum number of connections to S3 at any time, defaults to 1024
+///     max_connections: Maximum number of connections to S3 at any time, defaults to 64
 ///     session_token: AWS Session Token, required only if `key_id` and `access_key` are temporary credentials
 ///     retry_initial_backoff_ms: Initial backoff duration in milliseconds for an S3 retry, defaults to 1000ms
-///     connect_timeout_ms: Timeout duration to wait to make a connection to S3 in milliseconds, defaults to 60 seconds
-///     read_timeout_ms: Timeout duration to wait to read the first byte from S3 in milliseconds, defaults to 60 seconds
+///     connect_timeout_ms: Timeout duration to wait to make a connection to S3 in milliseconds, defaults to 10 seconds
+///     read_timeout_ms: Timeout duration to wait to read the first byte from S3 in milliseconds, defaults to 10 seconds
 ///     num_tries: Number of attempts to make a connection, defaults to 5
-///     retry_mode: Retry Mode when a request fails, current supported values are `standard` and `adaptive`
+///     retry_mode: Retry Mode when a request fails, current supported values are `standard` and `adaptive`, defaults to `adaptive`
 ///     anonymous: Whether or not to use "anonymous mode", which will access S3 without any credentials
 ///     verify_ssl: Whether or not to verify ssl certificates, which will access S3 without checking if the certs are valid, defaults to True
 ///     check_hostname_ssl: Whether or not to verify the hostname when verifying ssl certificates, this was the legacy behavior for openssl, defaults to True

src/common/io-config/src/s3.rs

@@ -30,12 +30,12 @@ impl Default for S3Config {
             key_id: None,
             session_token: None,
             access_key: None,
-            max_connections: 1024,
+            max_connections: 64,
             retry_initial_backoff_ms: 1000,
-            connect_timeout_ms: 60_000,
-            read_timeout_ms: 60_000,
+            connect_timeout_ms: 10_000,
+            read_timeout_ms: 10_000,
             num_tries: 5,
-            retry_mode: Some("standard".to_string()),
+            retry_mode: Some("adaptive".to_string()),
             anonymous: false,
             verify_ssl: true,
             check_hostname_ssl: true,