diff options
| author | Jere Leppänen <jere.leppanen@nokia.com> | 2023-01-17 19:55:00 +0200 |
|---|---|---|
| committer | Matias Elo <matias.elo@nokia.com> | 2023-02-20 12:19:27 +0200 |
| commit | f7e4f55269092b8cd569d8b6ed9455b7080ff611 (patch) | |
| tree | c0b649902439e0f5179c0edf51d048b73867f5fc /config | |
| parent | 14f8e6637e973d20b8be3fd587c66595d5788dcc (diff) | |
linux-gen: sched: add power saving config file options
Add power saving config file options poll_time and sleep_time.
Signed-off-by: Jere Leppänen <jere.leppanen@nokia.com>
Reviewed-by: Matias Elo <matias.elo@nokia.com>
Diffstat (limited to 'config')
| -rw-r--r-- | config/odp-linux-generic.conf | 28 |
1 files changed, 27 insertions, 1 deletions
diff --git a/config/odp-linux-generic.conf b/config/odp-linux-generic.conf index df5328d1f..142a205d0 100644 --- a/config/odp-linux-generic.conf +++ b/config/odp-linux-generic.conf @@ -16,7 +16,7 @@ # Mandatory fields odp_implementation = "linux-generic" -config_file_version = "0.1.25" +config_file_version = "0.1.26" # System options system: { @@ -243,6 +243,32 @@ sched_basic: { # > 0, events may be dropped by the implementation if the target queue # is full. To prevent this set 'order_stash_size' to 0. order_stash_size = 512 + + # Power saving options for schedule with wait + # + # When waiting for events during a schedule call, save power by + # sleeping in the poll loop. First, run schedule loop normally for + # poll_time_nsec nanoseconds. If there are no events to schedule in that + # time, continue polling, but sleep for sleep_time_nsec nanoseconds on + # each round. + # + # During sleep, the thread is not polling for packet input or timers. + # Each thread measures time and sleeps independently of other threads. + # + # When using this feature, it may be necessary to decrease + # /proc/<pid>/timerslack_ns, or use a real-time priority. Sleeping may + # have an adverse effect on performance for a short time after sleep. + powersave: { + # Time in nsec to poll before sleeping + # + # <1: Disabled. Never sleep. sleep_time_nsec is ignored. + poll_time_nsec = 0 + + # Time in nsec to sleep + # + # Actual sleep time may vary. + sleep_time_nsec = 0 + } } stash: { |