Scheduled: Solana Mainnet - Upgrade to 1.17.33
Scheduled Maintenance Report for QuickNode
Completed
The scheduled maintenance has been completed.
Posted May 15, 2024 - 07:58 UTC
Verifying
Verification is currently underway for the maintenance items.
Posted May 14, 2024 - 17:01 UTC
In progress
Scheduled maintenance is currently in progress. We will provide updates as necessary.
Posted May 12, 2024 - 07:00 UTC
Scheduled
We will be upgrading our Solana Mainnet nodes to 1.17.33 on 2024-05-12 at 07.00 UTC

This updates includes the following Highlighted Changes:
- Backport connection stream counter to v1.17
- v1.17: corrected to not use hardcoded connections count for unstaked
- v1.17: Change DEFAULT_TPU_CONNECTION_POOL_SIZE to 1
- v1.17: quic: delay calling set_max_concurrent_uni_streams/set_receive_window
- v1.17: Disable cache warmer if RPC is not using it
- v1.17: Parameterize max streams per ms
- v1.17: quic server: set initial window to PACKET_DATA_SIZE
- v1.17: Limit max concurrent connections

Please see detailed change log at https://github.com/solana-labs/solana/compare/v1.17.31...v1.17.33
Posted May 10, 2024 - 09:47 UTC
This scheduled maintenance affected: Solana (Mainnet — JSON-RPC API, Mainnet — Websockets API).
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