ext/sockets: Adding TCP_FUNCTION_BLK socket option for FreeBSD. #16842
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Allows to select an alternate TCP stack. For example with RACK, a fast loss detection relying on timestamp per packet. While it works system-wide, it can also apply in an individual socket level too.
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kocsismate
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…ings. - `TCP_REUSPORT_LB_NUMA` to add/remove a filter associated with the NUMA domain. - `TCP_FUNCTION_ALIAS` when available to fetch the alternate function pointer name (or empty), (FreeBSD 14.0 min tough). - `TCP_BBR_ALGORITHM` for the older BBR TCP stack which backend is used `0` netflix, `1` google.
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…tting. - `TCP_FUNCTION_ALIAS`: fetches the function pointer name alias (>= 14.0 only tough). - `TCP_BBR_ALGORITHM`: set/get the underlying algorithm (0: netflix, 1: google) when the BBR's TCP stack is used. - `TCP_REUSPORT_LB_NUMA`: set;get a NUMA domain filter on the socket.
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…tting. - `TCP_FUNCTION_ALIAS`: fetches the function pointer name alias (>= 14.0 only tough). - `TCP_BBR_ALGORITHM`: set/get the underlying algorithm (0: netflix, 1: google) when the BBR's TCP stack is used. - `TCP_REUSPORT_LB_NUMA`: set;get a NUMA domain filter on the socket.
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…tting. - `TCP_FUNCTION_ALIAS`: fetches the function pointer name alias (>= 14.0 only tough). - `TCP_BBR_ALGORITHM`: set/get the underlying algorithm (0: netflix, 1: google) when the BBR's TCP stack is used. - `TCP_REUSPORT_LB_NUMA`: set;get a NUMA domain filter on the socket.
devnexen
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…tting. - `TCP_FUNCTION_ALIAS`: fetches the function pointer name alias (>= 14.0 only tough). - `TCP_BBR_ALGORITHM`: set/get the underlying algorithm (0: netflix, 1: google) when the BBR's TCP stack is used. - `TCP_REUSPORT_LB_NUMA`: set/get a NUMA domain filter on the socket.
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- `TCP_FUNCTION_ALIAS`: fetches the function pointer name alias (>= 14.0 only tough). - `TCP_BBR_ALGORITHM`: set/get the underlying algorithm (0: netflix, 1: google) when the BBR's TCP stack is used. - `TCP_REUSPORT_LB_NUMA`: set/get a NUMA domain filter on the socket. close GH-16923
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Allows to select an alternate TCP stack. For example with RACK, a fast loss detection relying on timestamp per packet.
While it works system-wide, it can also apply in an individual socket level too.