Merge branch 'parisc-3.16-5' of git://git.kernel.org/pub/scm/linux/kernel/git/deller...
[sfrench/cifs-2.6.git] / Documentation / ABI / testing / sysfs-class-net-queues
1 What:           /sys/class/<iface>/queues/rx-<queue>/rps_cpus
2 Date:           March 2010
3 KernelVersion:  2.6.35
4 Contact:        netdev@vger.kernel.org
5 Description:
6                 Mask of the CPU(s) currently enabled to participate into the
7                 Receive Packet Steering packet processing flow for this
8                 network device queue. Possible values depend on the number
9                 of available CPU(s) in the system.
10
11 What:           /sys/class/<iface>/queues/rx-<queue>/rps_flow_cnt
12 Date:           April 2010
13 KernelVersion:  2.6.35
14 Contact:        netdev@vger.kernel.org
15 Description:
16                 Number of Receive Packet Steering flows being currently
17                 processed by this particular network device receive queue.
18
19 What:           /sys/class/<iface>/queues/tx-<queue>/tx_timeout
20 Date:           November 2011
21 KernelVersion:  3.3
22 Contact:        netdev@vger.kernel.org
23 Description:
24                 Indicates the number of transmit timeout events seen by this
25                 network interface transmit queue.
26
27 What:           /sys/class/<iface>/queues/tx-<queue>/xps_cpus
28 Date:           November 2010
29 KernelVersion:  2.6.38
30 Contact:        netdev@vger.kernel.org
31 Description:
32                 Mask of the CPU(s) currently enabled to participate into the
33                 Transmit Packet Steering packet processing flow for this
34                 network device transmit queue. Possible vaules depend on the
35                 number of available CPU(s) in the system.
36
37 What:           /sys/class/<iface>/queues/tx-<queue>/byte_queue_limits/hold_time
38 Date:           November 2011
39 KernelVersion:  3.3
40 Contact:        netdev@vger.kernel.org
41 Description:
42                 Indicates the hold time in milliseconds to measure the slack
43                 of this particular network device transmit queue.
44                 Default value is 1000.
45
46 What:           /sys/class/<iface>/queues/tx-<queue>/byte_queue_limits/inflight
47 Date:           November 2011
48 KernelVersion:  3.3
49 Contact:        netdev@vger.kernel.org
50 Description:
51                 Indicates the number of bytes (objects) in flight on this
52                 network device transmit queue.
53
54 What:           /sys/class/<iface>/queues/tx-<queue>/byte_queue_limits/limit
55 Date:           November 2011
56 KernelVersion:  3.3
57 Contact:        netdev@vger.kernel.org
58 Description:
59                 Indicates the current limit of bytes allowed to be queued
60                 on this network device transmit queue. This value is clamped
61                 to be within the bounds defined by limit_max and limit_min.
62
63 What:           /sys/class/<iface>/queues/tx-<queue>/byte_queue_limits/limit_max
64 Date:           November 2011
65 KernelVersion:  3.3
66 Contact:        netdev@vger.kernel.org
67 Description:
68                 Indicates the absolute maximum limit of bytes allowed to be
69                 queued on this network device transmit queue. See
70                 include/linux/dynamic_queue_limits.h for the default value.
71
72 What:           /sys/class/<iface>/queues/tx-<queue>/byte_queue_limits/limit_min
73 Date:           November 2011
74 KernelVersion:  3.3
75 Contact:        netdev@vger.kernel.org
76 Description:
77                 Indicates the absolute minimum limit of bytes allowed to be
78                 queued on this network device transmit queue. Default value is
79                 0.