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| author | Stanislaw Gruszka <sgruszka@redhat.com> | 2009-03-18 18:51:06 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-03-18 18:51:06 -0700 |
| commit | e9c6a586f5335938b11be0a2554af58a2860e4ef (patch) | |
| tree | 056515e9973c0b312983edbb63cfaadd64a129b9 | |
| parent | 69145635d4db0a0382885b14634aa5b721f3aa1a (diff) | |
| download | linux-stable-e9c6a586f5335938b11be0a2554af58a2860e4ef.tar.gz linux-stable-e9c6a586f5335938b11be0a2554af58a2860e4ef.tar.bz2 linux-stable-e9c6a586f5335938b11be0a2554af58a2860e4ef.zip | |
net: Document /proc/sys/net/core/netdev_budget
The NAPI poll parameter netdev_budget is not documented in
kernel-docs. Since it may have a substantial effect on at least some
network loads, it should be.
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | Documentation/filesystems/proc.txt | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/filesystems/proc.txt b/Documentation/filesystems/proc.txt index a87be42f8211..830bad7cce0f 100644 --- a/Documentation/filesystems/proc.txt +++ b/Documentation/filesystems/proc.txt @@ -1478,6 +1478,13 @@ of problems on the network like duplicate address or bad checksums. Normally, this should be enabled, but if the problem persists the messages can be disabled. +netdev_budget +------------- + +Maximum number of packets taken from all interfaces in one polling cycle (NAPI +poll). In one polling cycle interfaces which are registered to polling are +probed in a round-robin manner. The limit of packets in one such probe can be +set per-device via sysfs class/net/<device>/weight . netdev_max_backlog ------------------ |