diff options
Diffstat (limited to 'Documentation/networking/statistics.rst')
| -rw-r--r-- | Documentation/networking/statistics.rst | 22 |
1 files changed, 20 insertions, 2 deletions
diff --git a/Documentation/networking/statistics.rst b/Documentation/networking/statistics.rst index c9aeb70dafa2..66b0ef941457 100644 --- a/Documentation/networking/statistics.rst +++ b/Documentation/networking/statistics.rst @@ -41,6 +41,15 @@ If `-s` is specified once the detailed errors won't be shown. `ip` supports JSON formatting via the `-j` option. +Queue statistics +~~~~~~~~~~~~~~~~ + +Queue statistics are accessible via the netdev netlink family. + +Currently no widely distributed CLI exists to access those statistics. +Kernel development tools (ynl) can be used to experiment with them, +see `Documentation/userspace-api/netlink/intro-specs.rst`. + Protocol-specific statistics ---------------------------- @@ -134,7 +143,7 @@ reading multiple stats as it internally performs a full dump of and reports only the stat corresponding to the accessed file. Sysfs files are documented in -`Documentation/ABI/testing/sysfs-class-net-statistics`. +Documentation/ABI/testing/sysfs-class-net-statistics. netlink @@ -147,6 +156,12 @@ Statistics are reported both in the responses to link information requests (`RTM_GETLINK`) and statistic requests (`RTM_GETSTATS`, when `IFLA_STATS_LINK_64` bit is set in the `.filter_mask` of the request). +netdev (netlink) +~~~~~~~~~~~~~~~~ + +`netdev` generic netlink family allows accessing page pool and per queue +statistics. + ethtool ------- @@ -169,8 +184,11 @@ Protocol-related statistics can be requested in get commands by setting the `ETHTOOL_FLAG_STATS` flag in `ETHTOOL_A_HEADER_FLAGS`. Currently statistics are supported in the following commands: - - `ETHTOOL_MSG_PAUSE_GET` - `ETHTOOL_MSG_FEC_GET` + - `ETHTOOL_MSG_LINKSTATE_GET` + - `ETHTOOL_MSG_MM_GET` + - `ETHTOOL_MSG_PAUSE_GET` + - `ETHTOOL_MSG_TSINFO_GET` debugfs ------- |