Copyright © 2014-2015 Zuse Institute Berlin Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.
Version: $Id$
Authors: Maximilian Michels (michels@zib.de).
load() = number()
check_config/0 | config check by lb_active module. |
default_value/1 | Sets a default value if the value is unknown. |
get_ignore_db_requests/0 | Flag for the dht_node process to check if the current message is a slide message. |
get_load_metric/0 | |
get_request_histogram_split_key/3 | returns a split key from the request histogram at a given time (if available). |
get_request_metric/0 | |
init/0 | |
init_db_histogram/1 | Called by dht node process to initialize the db monitors. |
set_ignore_db_requests/1 | Sets an indicator for lb_stats to stop monitoring requests during slides. |
trigger/0 | |
trigger_routine/0 | |
update_db_histogram/2 | Updates the local rrd for reads or writes and checks for reporting. |
update_db_monitor/2 | Updates the local rrd for reads or writes and checks for reporting. |
init() -> ok
trigger_routine() -> ok
update_db_monitor(Type :: db_reads | db_writes, Key :: rt_chord:key()) -> ok
Updates the local rrd for reads or writes and checks for reporting
init_db_histogram(PredId :: rt_chord:key()) -> rrd:rrd()
Called by dht node process to initialize the db monitors
update_db_histogram(Key :: rt_chord:key(), OldHistogram :: rrd:rrd()) -> rrd:rrd()
Updates the local rrd for reads or writes and checks for reporting
get_load_metric() -> unknown | load()
get_request_metric() -> integer()
get_request_histogram_split_key(TargetLoad :: pos_integer(), Direction :: forward | backward, Items :: non_neg_integer()) -> {rt_chord:key(), TakenLoad :: non_neg_integer()} | failed
returns a split key from the request histogram at a given time (if available)
default_value(Val :: unknown | number()) -> number()
Sets a default value if the value is unknown
set_ignore_db_requests(Bool :: boolean()) -> ok
Sets an indicator for lb_stats to stop monitoring requests during slides
get_ignore_db_requests() -> boolean()
Flag for the dht_node process to check if the current message is a slide message
trigger() -> ok
check_config() -> boolean()
config check by lb_active module
Generated by EDoc, Feb 29 2016, 16:15:38.