diff options
author | Wolfram Sang <wsa@the-dreams.de> | 2014-06-17 14:36:41 +0200 |
---|---|---|
committer | Wolfram Sang <wsa@the-dreams.de> | 2014-06-17 14:37:31 +0200 |
commit | f0b1f6442b5090fed3529cb39f3acf8c91693d3d (patch) | |
tree | bc5f62b017a82161c9a7f892f464813f6efd5bf3 /Documentation/networking/bonding.txt | |
parent | i2c: sun6-p2wi: fix call to snprintf (diff) | |
parent | Linux 3.16-rc1 (diff) | |
download | linux-f0b1f6442b5090fed3529cb39f3acf8c91693d3d.tar.xz linux-f0b1f6442b5090fed3529cb39f3acf8c91693d3d.zip |
Merge tag 'v3.16-rc1' into i2c/for-next
Merge a stable base (Linux 3.16-rc1)
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Diffstat (limited to 'Documentation/networking/bonding.txt')
-rw-r--r-- | Documentation/networking/bonding.txt | 44 |
1 files changed, 36 insertions, 8 deletions
diff --git a/Documentation/networking/bonding.txt b/Documentation/networking/bonding.txt index a383c00392d0..9c723ecd0025 100644 --- a/Documentation/networking/bonding.txt +++ b/Documentation/networking/bonding.txt @@ -585,13 +585,19 @@ mode balance-tlb or 5 Adaptive transmit load balancing: channel bonding that - does not require any special switch support. The - outgoing traffic is distributed according to the - current load (computed relative to the speed) on each - slave. Incoming traffic is received by the current - slave. If the receiving slave fails, another slave - takes over the MAC address of the failed receiving - slave. + does not require any special switch support. + + In tlb_dynamic_lb=1 mode; the outgoing traffic is + distributed according to the current load (computed + relative to the speed) on each slave. + + In tlb_dynamic_lb=0 mode; the load balancing based on + current load is disabled and the load is distributed + only using the hash distribution. + + Incoming traffic is received by the current slave. + If the receiving slave fails, another slave takes over + the MAC address of the failed receiving slave. Prerequisite: @@ -736,6 +742,28 @@ primary_reselect This option was added for bonding version 3.6.0. +tlb_dynamic_lb + + Specifies if dynamic shuffling of flows is enabled in tlb + mode. The value has no effect on any other modes. + + The default behavior of tlb mode is to shuffle active flows across + slaves based on the load in that interval. This gives nice lb + characteristics but can cause packet reordering. If re-ordering is + a concern use this variable to disable flow shuffling and rely on + load balancing provided solely by the hash distribution. + xmit-hash-policy can be used to select the appropriate hashing for + the setup. + + The sysfs entry can be used to change the setting per bond device + and the initial value is derived from the module parameter. The + sysfs entry is allowed to be changed only if the bond device is + down. + + The default value is "1" that enables flow shuffling while value "0" + disables it. This option was added in bonding driver 3.7.1 + + updelay Specifies the time, in milliseconds, to wait before enabling a @@ -769,7 +797,7 @@ use_carrier xmit_hash_policy Selects the transmit hash policy to use for slave selection in - balance-xor and 802.3ad modes. Possible values are: + balance-xor, 802.3ad, and tlb modes. Possible values are: layer2 |