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man: update InitialCongestionWindow= and InitialAdvertisedReceiveWindow=

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Fixes #16643.
This commit is contained in:
Yu Watanabe 2020-09-17 17:01:36 +09:00
parent fef160b5ab
commit 3cb7af5baa
1 changed files with 11 additions and 10 deletions
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21
man/systemd.network.xml
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@ -1389,21 +1389,22 @@ IPv6Token=prefixstable:2002:da8:1::</programlisting></para>
<varlistentry> <varlistentry>
<term><varname>InitialCongestionWindow=</varname></term> <term><varname>InitialCongestionWindow=</varname></term>
<listitem> <listitem>
<para>The TCP initial congestion window is used during the start of a TCP connection. During the start of a TCP <para>The TCP initial congestion window is used during the start of a TCP connection.
session, when a client requests a resource, the server's initial congestion window determines how many data bytes During the start of a TCP session, when a client requests a resource, the server's initial
will be sent during the initial burst of data. Takes a size in bytes between 1 and 4294967295 (2^32 - 1). The usual congestion window determines how many packets will be sent during the initial burst of data
suffixes K, M, G are supported and are understood to the base of 1024. When unset, the kernel's default will be used. without waiting for acknowledgement. Takes a number between 1 and 1023. Note that 100 is
</para> considered an extremely large value for this option. When unset, the kernel's default
(typically 10) will be used.</para>
</listitem> </listitem>
</varlistentry> </varlistentry>
<varlistentry> <varlistentry>
<term><varname>InitialAdvertisedReceiveWindow=</varname></term> <term><varname>InitialAdvertisedReceiveWindow=</varname></term>
<listitem> <listitem>
<para>The TCP initial advertised receive window is the amount of receive data (in bytes) that can initially be buffered at one time <para>The TCP initial advertised receive window is the amount of receive data (in bytes)
on a connection. The sending host can send only that amount of data before waiting for an acknowledgment and window update that can initially be buffered at one time on a connection. The sending host can send only
from the receiving host. Takes a size in bytes between 1 and 4294967295 (2^32 - 1). The usual suffixes K, M, G are supported that amount of data before waiting for an acknowledgment and window update from the
and are understood to the base of 1024. When unset, the kernel's default will be used. receiving host. Takes a number between 1 and 1023. Note that 100 is considered an extremely
</para> large value for this option. When unset, the kernel's default will be used.</para>
</listitem> </listitem>
</varlistentry> </varlistentry>
<varlistentry> <varlistentry>