numam-spdk/scripts/rpc/app.py
Krzysztof Karas abf52d7d7f spdk_top: add rpc for scheduler and governor
Added rpc to get name and period of currently set spdk scheduler
and name of currently set spdk governor.

Signed-off-by: Krzysztof Karas <krzysztof.karas@intel.com>
Change-Id: I5562a81a7f9e4879bd48a765c9467f70b43f73ab
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/5917
Community-CI: Broadcom CI
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Reviewed-by: Aleksey Marchuk <alexeymar@mellanox.com>
Reviewed-by: Maciej Szwed <maciej.szwed@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
2021-01-22 18:33:13 +00:00

116 lines
2.7 KiB
Python

from .helpers import deprecated_alias
@deprecated_alias('kill_instance')
def spdk_kill_instance(client, sig_name):
"""Send a signal to the SPDK process.
Args:
sig_name: signal to send ("SIGINT", "SIGTERM", "SIGQUIT", "SIGHUP", or "SIGKILL")
"""
params = {'sig_name': sig_name}
return client.call('spdk_kill_instance', params)
@deprecated_alias('context_switch_monitor')
def framework_monitor_context_switch(client, enabled=None):
"""Query or set state of context switch monitoring.
Args:
enabled: True to enable monitoring; False to disable monitoring; None to query (optional)
Returns:
Current context switch monitoring state (after applying enabled flag).
"""
params = {}
if enabled is not None:
params['enabled'] = enabled
return client.call('framework_monitor_context_switch', params)
def framework_get_reactors(client):
"""Query list of all reactors.
Returns:
List of all reactors.
"""
return client.call('framework_get_reactors')
def framework_set_scheduler(client, name, period=None):
"""Select threads scheduler that will be activated and its period.
Args:
name: Name of a scheduler
period: Scheduler period in microseconds
Returns:
True or False
"""
params = {'name': name}
if period is not None:
params['period'] = period
return client.call('framework_set_scheduler', params)
def framework_get_scheduler(client):
"""Query currently set scheduler.
Returns:
Name, period (in microseconds) of currently set scheduler and name of curently set governor.
"""
return client.call('framework_get_scheduler')
def thread_get_stats(client):
"""Query threads statistics.
Returns:
Current threads statistics.
"""
return client.call('thread_get_stats')
def thread_set_cpumask(client, id, cpumask):
"""Set the cpumask of the thread whose ID matches to the specified value.
Args:
id: thread ID
cpumask: cpumask for this thread
Returns:
True or False
"""
params = {'id': id, 'cpumask': cpumask}
return client.call('thread_set_cpumask', params)
def log_enable_timestamps(client, enabled):
"""Enable or disable timestamps.
Args:
value: on or off
Returns:
None
"""
params = {'enabled': enabled}
return client.call('log_enable_timestamps', params)
def thread_get_pollers(client):
"""Query current pollers.
Returns:
Current pollers.
"""
return client.call('thread_get_pollers')
def thread_get_io_channels(client):
"""Query current IO channels.
Returns:
Current IO channels.
"""
return client.call('thread_get_io_channels')