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author | Hideo Aoki <haoki@redhat.com> | 2007-12-31 11:29:24 +0300 |
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committer | David S. Miller <davem@davemloft.net> | 2008-01-29 02:00:19 +0300 |
commit | 95766fff6b9a78d11fc2d3812dd035381690b55d (patch) | |
tree | c1ec9386a3d9a76a9f74bd230d3e7d4ee8059c51 /Documentation/networking | |
parent | 3ab224be6d69de912ee21302745ea45a99274dbc (diff) | |
download | linux-95766fff6b9a78d11fc2d3812dd035381690b55d.tar.xz |
[UDP]: Add memory accounting.
Signed-off-by: Takahiro Yasui <tyasui@redhat.com>
Signed-off-by: Hideo Aoki <haoki@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation/networking')
-rw-r--r-- | Documentation/networking/ip-sysctl.txt | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt index 6f7872ba1def..17a6e46fbd43 100644 --- a/Documentation/networking/ip-sysctl.txt +++ b/Documentation/networking/ip-sysctl.txt @@ -446,6 +446,33 @@ tcp_dma_copybreak - INTEGER and CONFIG_NET_DMA is enabled. Default: 4096 +UDP variables: + +udp_mem - vector of 3 INTEGERs: min, pressure, max + Number of pages allowed for queueing by all UDP sockets. + + min: Below this number of pages UDP is not bothered about its + memory appetite. When amount of memory allocated by UDP exceeds + this number, UDP starts to moderate memory usage. + + pressure: This value was introduced to follow format of tcp_mem. + + max: Number of pages allowed for queueing by all UDP sockets. + + Default is calculated at boot time from amount of available memory. + +udp_rmem_min - INTEGER + Minimal size of receive buffer used by UDP sockets in moderation. + Each UDP socket is able to use the size for receiving data, even if + total pages of UDP sockets exceed udp_mem pressure. The unit is byte. + Default: 4096 + +udp_wmem_min - INTEGER + Minimal size of send buffer used by UDP sockets in moderation. + Each UDP socket is able to use the size for sending data, even if + total pages of UDP sockets exceed udp_mem pressure. The unit is byte. + Default: 4096 + CIPSOv4 Variables: cipso_cache_enable - BOOLEAN |