```2026-05-26 12:10:13 error INFO: Connection init...
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2026-05-26 12:10:13 error INFO: Connection initialized successfully in 383 ms. Session id: 1016610306202478
2026-05-26 12:35:26 error May 26, 2026 3:35:26 PM net.snowflake.client.jdbc.SnowflakeConnectionV1 close
2026-05-26 12:35:26 error INFO: Closing connection with session id: 1016610306194374
2026-05-26 12:35:26 error May 26, 2026 3:35:26 PM net.snowflake.client.core.SFSession close
2026-05-26 12:35:26 error INFO: Session 1016610306194374 has been successfully closed in 291 ms
2026-05-26 12:35:26 error May 26, 2026 3:35:26 PM net.snowflake.client.jdbc.SnowflakeConnectionV1 close
2026-05-26 12:35:26 error INFO: Connection with session id: 1016610306194374 closed successfully in 291 ms
2026-05-26 12:35:26 error May 26, 2026 3:35:26 PM net.snowflake.client.jdbc.SnowflakeConnectionV1 initConnectionWithImpl
2026-05-26 12:35:26 error INFO: Initializing new connection
2026-05-26 12:35:26 error May 26, 2026 3:35:26 PM net.snowflake.client.core.SFSession open
2026-05-26 12:35:26 error INFO: Opening session with server: <https://zu84713.us-east-2.aws.snowflakecomputing.com:443/>, account: zu84713, user: airbyte, password is provided, role: airbyte, database: ANALYTICS_METRICSSERVER_US, schema: import, warehouse: airbyte, validate default parameters: null, authenticator: null, ocsp mode: FAIL_OPEN, passcode in password: null, passcode is not provided, private key is not provided, disable socks proxy: null, application: airbyte_oss, app id: JDBC, app version: 3.20.0, login timeout: null, retry timeout: null, network timeout: 60, query timeout: null, connection timeout: null, socket timeout: null, tracing: null, private key file: null, private key pwd is not provided, enable_diagnostics: not provided, diagnostics_allowlist_path: null, session parameters: client store temporary credential: null, gzip disabled: null, browser response timeout: null
2026-05-26 12:35:26 error May 26, 2026 3:35:26 PM net.snowflake.client.core.SFBaseSession logHttpClientInitInfo
2026-05-26 12:35:26 error INFO: Driver OCSP mode: FAIL_OPEN, gzip disabled: false and no proxy
2026-05-26 12:35:26 error May 26, 2026 3:35:26 PM net.snowflake.client.core.SFSession open
2026-05-26 12:35:26 error INFO: Connecting to GLOBAL Snowflake domain
2026-05-26 12:35:26 error May 26, 2026 3:35:26 PM net.snowflake.client.core.SFSession open
2026-05-26 12:35:26 error INFO: Session 1016610306206754 opened in 348 ms.
2026-05-26 12:35:26 error May 26, 2026 3:35:26 PM net.snowflake.client.jdbc.SnowflakeConnectionV1 initConnectionWithImpl
2026-05-26 12:35:26 error INFO: Connection initialized successfully in 349 ms. Session id: 1016610306206754
2026-05-26 12:35:35 error May 26, 2026 3:35:35 PM net.snowflake.client.jdbc.SnowflakeConnectionV1 close
2026-05-26 12:35:35 error INFO: Closing connection with session id: 1016610306185778
2026-05-26 12:35:35 error May 26, 2026 3:35:35 PM net.snowflake.client.core.SFSession close
2026-05-26 12:35:35 error INFO: Session 1016610306185778 has been successfully closed in 92 ms
2026-05-26 12:35:35 error May 26, 2026 3:35:35 PM net.snowflake.client.jdbc.SnowflakeConnectionV1 close
2026-05-26 12:35:35 error INFO: Connection with session id: 1016610306185778 closed successfully in 92 ms
2026-05-26 12:35:35 error May 26, 2026 3:35:35 PM net.snowflake.client.jdbc.SnowflakeConnectionV1 initConnectionWithImpl
2026-05-26 12:35:35 error INFO: Initializing new connection
2026-05-26 12:35:35 error May 26, 2026 3:35:35 PM net.snowflake.client.core.SFSession open
2026-05-26 12:35:35 error INFO: Opening session with server: <https://zu84713.us-east-2.aws.snowflakecomputing.com:443/>, account: zu84713, user: airbyte, password is provided, role: airbyte, database: ANALYTICS_METRICSSERVER_US, schema: import, warehouse: airbyte, validate default parameters: null, authenticator: null, ocsp mode: FAIL_OPEN, passcode in password: null, passcode is not provided, private key is not provided, disable socks proxy: null, application: airbyte_oss, app id: JDBC, app version: 3.20.0, login timeout: null, retry timeout: null, network timeout: 60, query timeout: null, connection timeout: null, socket timeout: null, tracing: null, private key file: null, private key pwd is not provided, enable_diagnostics: not provided, diagnostics_allowlist_path: null, session parameters: client store temporary credential: null, gzip disabled: null, browser response timeout: null
2026-05-26 12:35:35 error May 26, 2026 3:35:35 PM net.snowflake.client.core.SFBaseSession logHttpClientInitInfo
2026-05-26 12:35:35 error INFO: Driver OCSP mode: FAIL_OPEN, gzip disabled: false and no proxy
2026-05-26 12:35:35 error May 26, 2026 3:35:35 PM net.snowflake.client.core.SFSession open
2026-05-26 12:35:35 error INFO: Connecting to GLOBAL Snowflake domain
2026-05-26 12:35:36 error May 26, 2026 3:35:36 PM net.snowflake.client.core.SFSession open
2026-05-26 12:35:36 error INFO: Session 1016610306194578 opened in 335 ms.
2026-05-26 12:35:36 error May 26, 2026 3:35:36 PM net.snowflake.client.jdbc.SnowflakeConnectionV1 initConnectionWithImpl
2026-05-26 12:35:36 error INFO: Connection initialized successfully in 336 ms. Session id: 1016610306194578
2026-05-26 12:35:45 error May 26, 2026 3:35:45 PM net.snowflake.client.jdbc.SnowflakeConnectionV1 close
2026-05-26 12:35:45 error INFO: Closing connection with session id: 1016610306214558
2026-05-26 12:35:45 error May 26, 2026 3:35:45 PM net.snowflake.client.core.SFSession close
2026-05-26 12:35:45 error INFO: Session 1016610306214558 has been successfully closed in 110 ms
2026-05-26 12:35:45 error May 26, 2026 3:35:45 PM net.snowflake.client.jdbc.SnowflakeConnectionV1 close
2026-05-26 12:35:45 error INFO: Connection with session id: 1016610306214558 closed successfully in 111 ms
2026-05-26 12:35:45 error May 26, 2026 3:35:45 PM net.snowflake.client.jdbc.SnowflakeConnectionV1 initConnectionWithImpl
2026-05-26 12:35:45 error INFO: Initializing new connection
2026-05-26 12:35:45 error May 26, 2026 3:35:45 PM net.snowflake.client.core.SFSession open
2026-05-26 12:35:45 error INFO: Opening session with server: <https://zu84713.us-east-2.aws.snowflakecomputing.com:443/>, account: zu84713, user: airbyte, password is provided, role: airbyte, database: ANALYTICS_METRICSSERVER_US, schema: import, warehouse: airbyte, validate default parameters: null, authenticator: null, ocsp mode: FAIL_OPEN, passcode in password: null, passcode is not provided, private key is not provided, disable socks proxy: null, application: airbyte_oss, app id: JDBC, app version: 3.20.0, login timeout: null, retry timeout: null, network timeout: 60, query timeout: null, connection timeout: null, socket timeout: null, tracing: null, private key file: null, private key pwd is not provided, enable_diagnostics: not provided, diagnostics_allowlist_path: null, session parameters: client store temporary credential: null, gzip disabled: null, browser response timeout: null
2026-05-26 12:35:45 error May 26, 2026 3:35:45 PM net.snowflake.client.core.SFBaseSession logHttpClientInitInfo
2026-05-26 12:35:45 error INFO: Driver OCSP mode: FAIL_OPEN, gzip disabled: false and no proxy
2026-05-26 12:35:45 error May 26, 2026 3:35:45 PM net.snowflake.client.core.SFSession open
2026-05-26 12:35:45 error INFO: Connecting to GLOBAL Snowflake domain
2026-05-26 12:35:46 error May 26, 2026 3:35:46 PM net.snowflake.client.core.SFSession open
2026-05-26 12:35:46 error INFO: Session 1016610306206758 opened in 334 ms.
2026-05-26 12:35:46 error May 26, 2026 3:35:46 PM net.snowflake.client.jdbc.SnowflakeConnectionV1 initConnectionWithImpl
2026-05-26 12:35:46 error INFO: Connection initialized successfully in 334 ms. Session id: 1016610306206758
2026-05-26 12:35:47 error May 26, 2026 3:35:47 PM net.snowflake.client.jdbc.SnowflakeConnectionV1 close
2026-05-26 12:35:47 error INFO: Closing connection with session id: 1016610306218806
2026-05-26 12:35:47 error May 26, 2026 3:35:47 PM net.snowflake.client.core.SFSession close
2026-05-26 12:35:47 error INFO: Session 1016610306218806 has been successfully closed in 137 ms
2026-05-26 12:35:47 error May 26, 2026 3:35:47 PM net.snowflake.client.jdbc.SnowflakeConnectionV1 close
2026-05-26 12:35:47 error INFO: Connection with session id: 1016610306218806 closed successfully in 138 ms
2026-05-26 12:35:47 error May 26, 2026 3:35:47 PM net.snowflake.client.jdbc.SnowflakeConnectionV1 initConnectionWithImpl
2026-05-26 12:35:47 error INFO: Initializing new connection
2026-05-26 12:35:47 error May 26, 2026 3:35:47 PM net.snowflake.client.core.SFSession open
2026-05-26 12:35:47 error INFO: Opening session with server: <https://zu84713.us-east-2.aws.snowflakecomputing.com:443/>, account: zu84713, user: airbyte, password is provided, role: airbyte, database: ANALYTICS_METRICSSERVER_US, schema: import, warehouse: airbyte, validate default parameters: null, authenticator: null, ocsp mode: FAIL_OPEN, passcode in password: null, passcode is not provided, private key is not provided, disable socks proxy: null, application: airbyte_oss, app id: JDBC, app version: 3.20.0, login timeout: null, retry timeout: null, network timeout: 60, query timeout: null, connection timeout: null, socket timeout: null, tracing: null, private key file: null, private key pwd is not provided, enable_diagnostics: not provided, diagnostics_allowlist_path: null, session parameters: client store temporary credential: null, gzip disabled: null, browser response timeout: null
2026-05-26 12:35:47 error May 26, 2026 3:35:47 PM net.snowflake.client.core.SFBaseSession logHttpClientInitInfo
2026-05-26 12:35:47 error INFO: Driver OCSP mode: FAIL_OPEN, gzip disabled: false and no proxy
2026-05-26 12:35:47 error May 26, 2026 3:35:47 PM net.snowflake.client.core.SFSession open
2026-05-26 12:35:47 error INFO: Connecting to GLOBAL Snowflake domain
2026-05-26 12:35:47 error May 26, 2026 3:35:47 PM net.snowflake.client.core.SFSession open
2026-05-26 12:35:47 error INFO: Session 1016610306202666 opened in 362 ms.
2026-05-26 12:35:47 error May 26, 2026 3:35:47 PM net.snowflake.client.jdbc.SnowflakeConnectionV1 initConnectionWithImpl
k
The knowledge sources do not contain enough information to fully diagnose what's happening in your specific logs, but I can share some observations based on what's visible. What the Logs Show The logs you've shared are INFO-level messages from the Snowflake JDBC driver (despite being labeled
error
in the log stream — this is a known quirk where Snowflake JDBC driver INFO logs are surfaced at the
error
log level in Airbyte). [Snowflake Source] The pattern visible in your logs is: 1. A connection is closed (session closed successfully) 2. A new connection is immediately initialized (~300–360ms to open) 3. This cycle repeats roughly every ~9–10 seconds This is normal connection pool cycling behavior — the JDBC connection pool is rotating connections. Each session opens and closes successfully, so there are no actual errors in what you've shared. Things to Note • You are running JDBC driver version
3.20.0
, but the latest Snowflake source connector (v1.0.10+) uses JDBC driver
3.23.1
. Upgrading to the latest connector version may resolve potential issues and includes fixes like truncating timestamp precision to prevent precision errors. [Snowflake Source Changelog] • The sync started at
12:10:13
and the connection cycling is still happening at
12:35:47
— a ~25 minute window. If your sync is taking unusually long or failing after this point, there may be a query timeout or data volume issue not visible in the provided logs. Recommendations 1. Check if the sync ultimately succeeded or failed — navigate to the connection's Job History or Timeline in the Airbyte UI and look for errors after the log snippet you shared. [Browsing Logs] 2. Upgrade the Snowflake source connector to the latest version (1.0.11 as of 2026-05-05) to benefit from bug fixes and the newer JDBC driver. 3. If the sync is hanging, check Snowflake's query history for long-running queries from the
airbyte
user/role/warehouse. If you can share logs that include actual error messages or a failure reason, I can help diagnose further. 👍 0 button 👎 0 button ℹ️ Tip: Mention @kapa.ai in the thread for follow-ups or DM the app for 1-to-1 help.