diff options
| -rw-r--r-- | Documentation/networking/ip-sysctl.txt | 4 | ||||
| -rw-r--r-- | include/linux/socket.h | 2 |
2 files changed, 3 insertions, 3 deletions
diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt index 49e95f438ed7..0e6653471c0e 100644 --- a/Documentation/networking/ip-sysctl.txt +++ b/Documentation/networking/ip-sysctl.txt @@ -207,8 +207,8 @@ TCP variables: somaxconn - INTEGER Limit of socket listen() backlog, known in userspace as SOMAXCONN. - Defaults to 128. See also tcp_max_syn_backlog for additional tuning - for TCP sockets. + Defaults to 4096. (Was 128 before linux-5.4) + See also tcp_max_syn_backlog for additional tuning for TCP sockets. tcp_abort_on_overflow - BOOLEAN If listening service is too slow to accept new connections, diff --git a/include/linux/socket.h b/include/linux/socket.h index fc0bed59fc84..4049d9755cf1 100644 --- a/include/linux/socket.h +++ b/include/linux/socket.h @@ -263,7 +263,7 @@ struct ucred { #define PF_MAX AF_MAX /* Maximum queue length specifiable by listen. */ -#define SOMAXCONN 128 +#define SOMAXCONN 4096 /* Flags we can use with send/ and recv. Added those for 1003.1g not all are supported yet |