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Update sqm-autorate
This commit is contained in:
Ycarus (Yannick Chabanois)
parent
765a1307fb
commit
8eabafb541
4 changed files with 127 additions and 60 deletions
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@ -273,7 +273,7 @@ return view.extend({
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o.depends("autorate","1");
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o = s.taboption("tab_autorate", form.Value, "delay_thr_ms",_("delay threshold in ms:"));
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o.default = "25";
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o.default = "25.0";
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o.depends("autorate","1");
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o = s.taboption("tab_autorate", form.Flag, "enable_sleep_function", _("Sleep functionnality"));
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@ -14,7 +14,7 @@
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# Author and maintainer: lynxthecat
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# Contributors: rany2; moeller0; richb-hanover
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cake_autorate_version="2.0.0"
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cake_autorate_version="3.1.0-PRERELEASE"
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## cake-autorate uses multiple asynchronous processes including:
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## main - main process
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@ -157,7 +157,7 @@ print_headers()
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{
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log_msg "DEBUG" "Starting: ${FUNCNAME[0]} with PID: ${BASHPID}"
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header="DATA_HEADER; LOG_DATETIME; LOG_TIMESTAMP; PROC_TIME_US; DL_ACHIEVED_RATE_KBPS; UL_ACHIEVED_RATE_KBPS; DL_LOAD_PERCENT; UL_LOAD_PERCENT; RTT_TIMESTAMP; REFLECTOR; SEQUENCE; DL_OWD_BASELINE; DL_OWD_US; DL_OWD_DELTA_EWMA_US; DL_OWD_DELTA_US; DL_ADJ_DELAY_THR; UL_OWD_BASELINE; UL_OWD_US; UL_OWD_DELTA_EWMA_US; UL_OWD_DELTA_US; UL_ADJ_DELAY_THR; SUM_DL_DELAYS; SUM_UL_DELAYS; DL_LOAD_CONDITION; UL_LOAD_CONDITION; CAKE_DL_RATE_KBPS; CAKE_UL_RATE_KBPS"
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header="DATA_HEADER; LOG_DATETIME; LOG_TIMESTAMP; PROC_TIME_US; DL_ACHIEVED_RATE_KBPS; UL_ACHIEVED_RATE_KBPS; DL_LOAD_PERCENT; UL_LOAD_PERCENT; ICMP_TIMESTAMP; REFLECTOR; SEQUENCE; DL_OWD_BASELINE; DL_OWD_US; DL_OWD_DELTA_EWMA_US; DL_OWD_DELTA_US; DL_ADJ_DELAY_THR; UL_OWD_BASELINE; UL_OWD_US; UL_OWD_DELTA_EWMA_US; UL_OWD_DELTA_US; UL_ADJ_DELAY_THR; DL_SUM_DELAYS; DL_AVG_OWD_DELTA_US; DL_ADJ_OWD_DELTA_THR_US; UL_SUM_DELAYS; UL_AVG_OWD_DELTA; UL_ADJ_OWD_DELTA_THR_US; DL_LOAD_CONDITION; UL_LOAD_CONDITION; CAKE_DL_RATE_KBPS; CAKE_UL_RATE_KBPS"
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((log_to_file)) && printf '%s\n' "${header}" >> "${log_file_path}"
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((terminal)) && printf '%s\n' "${header}"
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@ -168,6 +168,10 @@ print_headers()
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header="REFLECTOR_HEADER; LOG_DATETIME; LOG_TIMESTAMP; PROC_TIME_US; REFLECTOR; MIN_SUM_OWD_BASELINES_US; SUM_OWD_BASELINES_US; SUM_OWD_BASELINES_DELTA_US; SUM_OWD_BASELINES_DELTA_THR_US; MIN_DL_DELTA_EWMA_US; DL_DELTA_EWMA_US; DL_DELTA_EWMA_DELTA_US; DL_DELTA_EWMA_DELTA_THR; MIN_UL_DELTA_EWMA_US; UL_DELTA_EWMA_US; UL_DELTA_EWMA_DELTA_US; UL_DELTA_EWMA_DELTA_THR"
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((log_to_file)) && printf '%s\n' "${header}" >> "${log_file_path}"
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((terminal)) && printf '%s\n' "${header}"
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header="SUMMARY_HEADER; LOG_DATETIME; LOG_TIMESTAMP; DL_ACHIEVED_RATE_KBPS; UL_ACHIEVED_RATE_KBPS; DL_SUM_DELAYS; UL_SUM_DELAYS; DL_AVG_OWD_DELTA_US; UL_AVG_OWD_DELTA_US; DL_LOAD_CONDITION; UL_LOAD_CONDITION; CAKE_DL_RATE_KBPS; CAKE_UL_RATE_KBPS"
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((log_to_file)) && printf '%s\n' "${header}" >> "${log_file_path}"
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((terminal)) && printf '%s\n' "${header}"
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}
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# MAINTAIN_LOG_FILE + HELPER FUNCTIONS
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@ -374,9 +378,18 @@ update_shaper_rate()
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*bb*)
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if (( t_start_us > (t_last_bufferbloat_us["${direction}"]+bufferbloat_refractory_period_us) ))
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then
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adjusted_achieved_rate_kbps=$(( (achieved_rate_kbps["${direction}"]*achieved_rate_adjust_down_bufferbloat)/1000 ))
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adjusted_shaper_rate_kbps=$(( (shaper_rate_kbps["${direction}"]*shaper_rate_adjust_down_bufferbloat)/1000 ))
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shaper_rate_kbps["${direction}"]=$(( adjusted_achieved_rate_kbps > min_shaper_rate_kbps["${direction}"] && adjusted_achieved_rate_kbps < adjusted_shaper_rate_kbps ? adjusted_achieved_rate_kbps : adjusted_shaper_rate_kbps ))
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if (( avg_owd_delta_thr_us["${direction}"] == 0 ))
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then
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shaper_rate_adjust_down_bufferbloat_factor=1000
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elif (( avg_owd_delta_us["${direction}"] > 0 ))
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then
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shaper_rate_adjust_down_bufferbloat_factor=$(( (1000*avg_owd_delta_us["${direction}"])/compensated_avg_owd_delta_thr_us["${direction}"] ))
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(( shaper_rate_adjust_down_bufferbloat_factor > 1000 )) && shaper_rate_adjust_down_bufferbloat_factor=1000
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else
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shaper_rate_adjust_down_bufferbloat_factor=0
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fi
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shaper_rate_adjust_down_bufferbloat=$(( 1000000-shaper_rate_adjust_down_bufferbloat_factor*(1000-shaper_rate_max_adjust_down_bufferbloat) ))
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shaper_rate_kbps["${direction}"]=$(( (shaper_rate_kbps["${direction}"]*shaper_rate_adjust_down_bufferbloat)/1000000 ))
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t_last_bufferbloat_us["${direction}"]="${EPOCHREALTIME/./}"
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fi
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;;
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@ -1543,12 +1556,14 @@ update_max_wire_packet_compensation()
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# Compensate for delays imposed by active traffic shaper
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# This will serve to increase the delay thr at rates below around 12Mbit/s
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# compensated OWD delay thresholds in microseconds
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compensated_dl_delay_thr_us=$(( dl_delay_thr_us + (1000*dl_max_wire_packet_size_bits)/shaper_rate_kbps[dl] ))
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compensated_ul_delay_thr_us=$(( ul_delay_thr_us + (1000*ul_max_wire_packet_size_bits)/shaper_rate_kbps[ul] ))
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dl_compensation_us=$(( (1000*dl_max_wire_packet_size_bits)/shaper_rate_kbps[dl] ))
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ul_compensation_us=$(( (1000*ul_max_wire_packet_size_bits)/shaper_rate_kbps[ul] ))
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printf "SET_VAR compensated_dl_delay_thr_us %s\n" "${compensated_dl_delay_thr_us}" >&"${maintain_pingers_fd}"
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printf "SET_VAR compensated_dl_delay_thr_us %s\n" "${compensated_dl_delay_thr_us}" >&"${maintain_pingers_fd}"
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compensated_owd_delta_thr_us[dl]=$(( dl_owd_delta_thr_us + dl_compensation_us ))
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compensated_owd_delta_thr_us[ul]=$(( ul_owd_delta_thr_us + ul_compensation_us ))
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compensated_avg_owd_delta_thr_us[dl]=$(( dl_avg_owd_delta_thr_us + dl_compensation_us ))
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compensated_avg_owd_delta_thr_us[ul]=$(( ul_avg_owd_delta_thr_us + ul_compensation_us ))
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max_wire_packet_rtt_us=$(( (1000*dl_max_wire_packet_size_bits)/shaper_rate_kbps[dl] + (1000*ul_max_wire_packet_size_bits)/shaper_rate_kbps[ul] ))
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@ -1926,13 +1941,14 @@ verify_ifs_up
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# Convert human readable parameters to values that work with integer arithmetic
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printf -v dl_delay_thr_us %.0f "${dl_delay_thr_ms}e3"
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printf -v ul_delay_thr_us %.0f "${ul_delay_thr_ms}e3"
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printf -v dl_owd_delta_thr_us %.0f "${dl_owd_delta_thr_ms}e3"
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printf -v ul_owd_delta_thr_us %.0f "${ul_owd_delta_thr_ms}e3"
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printf -v dl_avg_owd_delta_thr_us %.0f "${dl_avg_owd_delta_thr_ms}e3"
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printf -v ul_avg_owd_delta_thr_us %.0f "${ul_avg_owd_delta_thr_ms}e3"
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printf -v alpha_baseline_increase %.0f "${alpha_baseline_increase}e6"
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printf -v alpha_baseline_decrease %.0f "${alpha_baseline_decrease}e6"
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printf -v alpha_delta_ewma %.0f "${alpha_delta_ewma}e6"
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printf -v achieved_rate_adjust_down_bufferbloat %.0f "${achieved_rate_adjust_down_bufferbloat}e3"
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printf -v shaper_rate_adjust_down_bufferbloat %.0f "${shaper_rate_adjust_down_bufferbloat}e3"
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printf -v shaper_rate_max_adjust_down_bufferbloat %.0f "${shaper_rate_max_adjust_down_bufferbloat}e3"
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printf -v shaper_rate_adjust_up_load_high %.0f "${shaper_rate_adjust_up_load_high}e3"
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printf -v shaper_rate_adjust_down_load_low %.0f "${shaper_rate_adjust_down_load_low}e3"
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printf -v shaper_rate_adjust_up_load_low %.0f "${shaper_rate_adjust_up_load_low}e3"
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@ -1976,6 +1992,10 @@ declare -A min_shaper_rate_kbps
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declare -A max_shaper_rate_kbps
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declare -A interface
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declare -A adjust_shaper_rate
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declare -A avg_owd_delta_us
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declare -A avg_owd_delta_thr_us
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declare -A compensated_owd_delta_thr_us
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declare -A compensated_avg_owd_delta_thr_us
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base_shaper_rate_kbps[dl]="${base_dl_shaper_rate_kbps}"
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base_shaper_rate_kbps[ul]="${base_ul_shaper_rate_kbps}"
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@ -2003,6 +2023,12 @@ ul_max_wire_packet_size_bits=0
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get_max_wire_packet_size_bits "${dl_if}" dl_max_wire_packet_size_bits
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get_max_wire_packet_size_bits "${ul_if}" ul_max_wire_packet_size_bits
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avg_owd_delta_us[dl]=0
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avg_owd_delta_us[ul]=0
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avg_owd_delta_thr_us[dl]="${dl_avg_owd_delta_thr_us}"
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avg_owd_delta_thr_us[ul]="${ul_avg_owd_delta_thr_us}"
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set_shaper_rate "dl"
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set_shaper_rate "ul"
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@ -2023,10 +2049,14 @@ reflectors_last_timestamp_us="${EPOCHREALTIME/./}"
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mapfile -t dl_delays < <(for ((i=1; i <= bufferbloat_detection_window; i++)); do echo 0; done)
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mapfile -t ul_delays < <(for ((i=1; i <= bufferbloat_detection_window; i++)); do echo 0; done)
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mapfile -t dl_owd_deltas_us < <(for ((i=1; i <= bufferbloat_detection_window; i++)); do echo 0; done)
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mapfile -t ul_owd_deltas_us < <(for ((i=1; i <= bufferbloat_detection_window; i++)); do echo 0; done)
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delays_idx=0
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sum_dl_delays=0
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sum_ul_delays=0
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sum_dl_owd_deltas_us=0
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sum_ul_owd_deltas_us=0
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if ((debug))
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then
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@ -2142,18 +2172,32 @@ do
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continue
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fi
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# Keep track of number of delays across detection window
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# Keep track of delays across detection window
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# .. for download:
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(( dl_delays[delays_idx] )) && ((sum_dl_delays--))
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dl_delays[delays_idx]=$(( dl_owd_delta_us > compensated_dl_delay_thr_us ? 1 : 0 ))
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dl_delays[delays_idx]=$(( dl_owd_delta_us > compensated_owd_delta_thr_us[dl] ? 1 : 0 ))
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((dl_delays[delays_idx])) && ((sum_dl_delays++))
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(( sum_dl_owd_deltas_us -= dl_owd_deltas_us[delays_idx] ))
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(( dl_owd_deltas_us[delays_idx] = dl_owd_delta_us ))
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(( sum_dl_owd_deltas_us += dl_owd_delta_us ))
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# .. for upload
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(( ul_delays[delays_idx] )) && ((sum_ul_delays--))
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ul_delays[delays_idx]=$(( ul_owd_delta_us > compensated_ul_delay_thr_us ? 1 : 0 ))
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ul_delays[delays_idx]=$(( ul_owd_delta_us > compensated_owd_delta_thr_us[ul] ? 1 : 0 ))
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((ul_delays[delays_idx])) && ((sum_ul_delays++))
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(( sum_ul_owd_deltas_us -= ul_owd_deltas_us[delays_idx] ))
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(( ul_owd_deltas_us[delays_idx] = ul_owd_delta_us ))
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(( sum_ul_owd_deltas_us += ul_owd_delta_us ))
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# .. and move index on
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(( delays_idx=(delays_idx+1)%bufferbloat_detection_window ))
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(( avg_owd_delta_us[dl] = sum_dl_owd_deltas_us / bufferbloat_detection_window ))
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(( avg_owd_delta_us[ul] = sum_ul_owd_deltas_us / bufferbloat_detection_window ))
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bufferbloat_detected[dl]=$(( sum_dl_delays >= bufferbloat_detection_thr ? 1 : 0 ))
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bufferbloat_detected[ul]=$(( sum_ul_delays >= bufferbloat_detection_thr ? 1 : 0 ))
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@ -2171,10 +2215,16 @@ do
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if (( output_processing_stats ))
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then
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printf -v processing_stats '%s; %s; %s; %s; %s; %s; %s; %s; %s; %s; %s; %s; %s; %s; %s; %s; %s; %s; %s; %s; %s; %s; %s; %s' "${EPOCHREALTIME}" "${achieved_rate_kbps[dl]}" "${achieved_rate_kbps[ul]}" "${load_percent[dl]}" "${load_percent[ul]}" "${timestamp}" "${reflector}" "${seq}" "${dl_owd_baseline_us}" "${dl_owd_us}" "${dl_owd_delta_ewma_us}" "${dl_owd_delta_us}" "${compensated_dl_delay_thr_us}" "${ul_owd_baseline_us}" "${ul_owd_us}" "${ul_owd_delta_ewma_us}" "${ul_owd_delta_us}" "${compensated_ul_delay_thr_us}" "${sum_dl_delays}" "${sum_ul_delays}" "${load_condition[dl]}" "${load_condition[ul]}" "${shaper_rate_kbps[dl]}" "${shaper_rate_kbps[ul]}"
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printf -v processing_stats '%s; %s; %s; %s; %s; %s; %s; %s; %s; %s; %s; %s; %s; %s; %s; %s; %s; %s; %s; %s; %s; %s; %s; %s; %s; %s; %s; %s' "${EPOCHREALTIME}" "${achieved_rate_kbps[dl]}" "${achieved_rate_kbps[ul]}" "${load_percent[dl]}" "${load_percent[ul]}" "${timestamp}" "${reflector}" "${seq}" "${dl_owd_baseline_us}" "${dl_owd_us}" "${dl_owd_delta_ewma_us}" "${dl_owd_delta_us}" "${compensated_owd_delta_thr_us[dl]}" "${ul_owd_baseline_us}" "${ul_owd_us}" "${ul_owd_delta_ewma_us}" "${ul_owd_delta_us}" "${compensated_owd_delta_thr_us[ul]}" "${sum_dl_delays}" "${avg_owd_delta_us[dl]}" "${compensated_avg_owd_delta_thr_us[dl]}" "${sum_ul_delays}" "${avg_owd_delta_us[ul]}" "${compensated_avg_owd_delta_thr_us[ul]}" "${load_condition[dl]}" "${load_condition[ul]}" "${shaper_rate_kbps[dl]}" "${shaper_rate_kbps[ul]}"
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log_msg "DATA" "${processing_stats}"
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fi
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if (( output_summary_stats ))
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then
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printf -v summary_stats '%s; %s; %s; %s; %s; %s; %s; %s; %s; %s' "${achieved_rate_kbps[dl]}" "${achieved_rate_kbps[ul]}" "${sum_dl_delays}" "${sum_ul_delays}" "${avg_owd_delta_us[dl]}" "${avg_owd_delta_us[ul]}" "${load_condition[dl]}" "${load_condition[ul]}" "${shaper_rate_kbps[dl]}" "${shaper_rate_kbps[ul]}"
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log_msg "SUMMARY" "${summary_stats}"
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fi
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# If base rate is sustained, increment sustained base rate timer (and break out of processing loop if enough time passes)
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if (( enable_sleep_function ))
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then
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@ -2204,7 +2254,7 @@ do
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log_msg "DEBUG" "Warning: no reflector response within: ${stall_detection_timeout_s} seconds. Checking loads."
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#log_msg "DEBUG" "load check is: (( ${achieved_rate_kbps[dl]} kbps > ${connection_stall_thr_kbps} kbps for download && ${achieved_rate_kbps[ul]} kbps > ${connection_stall_thr_kbps} kbps for upload ))"
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log_msg "DEBUG" "load check is: (( ${achieved_rate_kbps[dl]} kbps > ${connection_stall_thr_kbps} kbps for download && ${achieved_rate_kbps[ul]} kbps > ${connection_stall_thr_kbps} kbps for upload ))"
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# non-zero load so despite no reflector response within stall interval, the connection not considered to have stalled
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# and therefore resume normal operation
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@ -15,6 +15,7 @@ INTERFACE=$(basename "$1" | cut -d. -f2)
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output_processing_stats=$(uci -q get sqm.${INTERFACE}.output_processing_stats || echo '0') # enable (1) or disable (0) output monitoring lines showing processing stats
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output_load_stats=$(uci -q get sqm.${INTERFACE}.output_load_stats || echo '0') # enable (1) or disable (0) output monitoring lines showing achieved loads
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output_reflector_stats=$(uci -q get sqm.${INTERFACE}.output_reflector_stats || echo '0') # enable (1) or disable (0) output monitoring lines showing reflector stats
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output_summary_stats=1 # enable (1) or disable (0) output monitoring lines showing summary stats
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output_cake_changes=$(uci -q get sqm.${INTERFACE}.output_cake_changes || echo '0') # enable (1) or disable (0) output monitoring lines showing cake bandwidth changes
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debug=$(uci -q get sqm.${INTERFACE}.debug || echo '0') # enable (1) or disable (0) out of debug lines
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@ -77,8 +78,14 @@ reflector_ping_interval_s=$(uci -q get sqm.${INTERFACE}.reflector_ping_interval_
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# these are automatically adjusted based on maximum on the wire packet size
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# (adjustment significant at sub 12Mbit/s rates, else negligible)
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#logger -t "sqm-autorate" "ping for ${INTERFACE} (${ul_if}): $(echo $(/sbin/uci -q get sqm.${INTERFACE}.delay_thr_ms || echo '100'))"
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dl_delay_thr_ms=$(echo $(uci -q get sqm.${INTERFACE}.delay_thr_ms || echo $(($(/usr/bin/ping -B -w 5 -c 5 -I ${ul_if} 1.1.1.1 | cut -d '/' -s -f6 | cut -d '.' -f1 | tr -d '\n' 2>/dev/null)+30)) || echo "100")) # (milliseconds)
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ul_delay_thr_ms=${dl_delay_thr_ms}
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dl_owd_delta_thr_ms=$(echo $(echo $(uci -q get sqm.${INTERFACE}.delay_thr_ms || echo $(($(/usr/bin/ping -B -w 5 -c 5 -I ${ul_if} 1.1.1.1 | cut -d '/' -s -f6 | tr -d '\n' 2>/dev/null)+30)) || echo "100")) + "0.1" | bc) # (milliseconds)
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ul_owd_delta_thr_ms=${dl_owd_delta_thr_ms}
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# average owd delta threshold in ms at which maximum adjust_down_bufferbloat is applied
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# set value(s) to 0 to disable and always apply maximum adjust_down_bufferbloat
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dl_avg_owd_delta_thr_ms=$(echo "$dl_owd_delta_thr_ms * 2" | bc) # (milliseconds)
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ul_avg_owd_delta_thr_ms=$(echo "$ul_owd_delta_thr_ms * 2" | bc) # (milliseconds)
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# Set either of the below to 0 to adjust one direction only
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# or alternatively set both to 0 to simply use cake-autorate to monitor a connection
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adjust_dl_shaper_rate=1 # enable (1) or disable (0) actually changing the dl shaper rate
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@ -159,8 +166,7 @@ alpha_delta_ewma=0.095
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# bufferbloat adjustment works with the lower of the adjusted achieved rate and adjusted shaper rate
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# to exploit that transfer rates during bufferbloat provide an indication of line capacity
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# otherwise shaper rate is adjusted up on load high, and down on load idle or low
|
||||
achieved_rate_adjust_down_bufferbloat=0.9 # how rapidly to reduce achieved rate upon detection of bufferbloat
|
||||
shaper_rate_adjust_down_bufferbloat=0.9 # how rapidly to reduce shaper rate upon detection of bufferbloat
|
||||
#shaper_rate_adjust_down_bufferbloat=0.75 # how rapidly to reduce shaper rate upon detection of bufferbloat
|
||||
shaper_rate_adjust_up_load_high=1.01 # how rapidly to increase shaper rate upon high load detected
|
||||
shaper_rate_adjust_down_load_low=0.99 # how rapidly to return down to base shaper rate upon idle or low load detected
|
||||
shaper_rate_adjust_up_load_low=1.01 # how rapidly to return up to base shaper rate upon idle or low load detected
|
||||
|
|
@ -191,7 +197,7 @@ reflector_replacement_interval_mins=60 # how often to replace a random reflector
|
|||
|
||||
reflector_comparison_interval_mins=1 # how often to compare reflectors
|
||||
#reflector_sum_owd_baseline_delta_thr_ms=30 # max increase from min sum owd baselines before reflector rotated
|
||||
reflector_owd_delta_ewma_delta_thr_ms=10 # mac increase from min delta ewma before reflector rotated
|
||||
reflector_owd_delta_ewma_delta_thr_ms=10.0 # mac increase from min delta ewma before reflector rotated
|
||||
|
||||
# stall is detected when the following two conditions are met:
|
||||
# 1) no reflector responses within $stall_detection_thr*$ping_response_interval_us; and
|
||||
|
|
@ -199,7 +205,7 @@ reflector_owd_delta_ewma_delta_thr_ms=10 # mac increase from min delta ewma be
|
|||
stall_detection_thr=5
|
||||
connection_stall_thr_kbps=10
|
||||
|
||||
global_ping_response_timeout_s=${dl_delay_thr_ms} # timeout to set shaper rates to min on no ping response whatsoever (seconds)
|
||||
global_ping_response_timeout_s=${dl_owd_delta_thr_ms} # timeout to set shaper rates to min on no ping response whatsoever (seconds)
|
||||
|
||||
if_up_check_interval_s=10.0 # time to wait before re-checking if rx/tx bytes files exist (e.g. from boot state or sleep recovery)
|
||||
|
||||
|
|
|
|||
|
|
@ -1,11 +1,17 @@
|
|||
#!/bin/bash
|
||||
|
||||
# cake-autorate automatically adjusts bandwidth for CAKE in dependence on detected load and RTT
|
||||
|
||||
# cake-autorate_config.sh is a script that sets up defaults for cake-autorate
|
||||
|
||||
# Author: @Lynx (OpenWrt forum)
|
||||
# Inspiration taken from: @moeller0 (OpenWrt forum)
|
||||
# defaults.sh -- default configuration values for cake-autorate.sh
|
||||
#
|
||||
# This file is part of cake-autorate.
|
||||
#
|
||||
# CAKE-AUTORATE IS HIGHLY CONFIGURABLE AND THIS FILE MAY BE
|
||||
# CONSULTED IN RESPECT OF OVERRIDING VARIABLES IN A CONFIG FILE.
|
||||
#
|
||||
# DO NOT MODIFY THIS FILE. ANY CHANGES NEED TO BE MADE TO
|
||||
# THE CONFIG FILE FOR A GIVEN INSTANCE OF CAKE-AUTORATE.
|
||||
# MODIFYING THIS FILE WILL RESULT IN THE LOSS OF ANY CHANGES
|
||||
# DURING AN UPDATE OR UNEXPECTED BEHAVIOR AFTER AN UPDATE
|
||||
# IF THE OLD DEFAULT FILE WAS IN USE.
|
||||
|
||||
INTERFACE=""
|
||||
|
||||
|
|
@ -14,15 +20,16 @@ INTERFACE=""
|
|||
output_processing_stats=1 # enable (1) or disable (0) output monitoring lines showing processing stats
|
||||
output_load_stats=1 # enable (1) or disable (0) output monitoring lines showing achieved loads
|
||||
output_reflector_stats=1 # enable (1) or disable (0) output monitoring lines showing reflector stats
|
||||
output_summary_stats=1 # enable (1) or disable (0) output monitoring lines showing summary stats
|
||||
output_cake_changes=0 # enable (1) or disable (0) output monitoring lines showing cake bandwidth changes
|
||||
debug=1 # enable (1) or disable (0) out of debug lines
|
||||
|
||||
# This can generate a LOT of records so be careful:
|
||||
log_DEBUG_messages_to_syslog=0 # enable (1) or disable (0) logging of all DEBUG records into the system log.
|
||||
log_DEBUG_messages_to_syslog=0 # enable (1) or disable (0) logging of all DEBUG records into the system log.
|
||||
|
||||
# ** Take care with these settings to ensure you won't run into OOM issues on your router ***
|
||||
# every write the cumulative write time and bytes associated with each log line are checked
|
||||
# and if either exceeds the configured values below, the log log file is rotated
|
||||
# and if either exceeds the configured values below, the log file is rotated
|
||||
log_to_file=1 # enable (1) or disable (0) output logging to file (/tmp/cake-autorate.log)
|
||||
log_file_max_time_mins=10 # maximum time between log file rotations
|
||||
log_file_max_size_KB=2000 # maximum KB (i.e. bytes/1024) worth of log lines between log file rotations
|
||||
|
|
@ -33,21 +40,21 @@ log_file_path_override=""
|
|||
|
||||
# *** STANDARD CONFIGURATION OPTIONS ***
|
||||
|
||||
### For multihomed setups, it is the responsibility of the user to ensure that the probes
|
||||
### For multihomed setups, it is the responsibility of the user to ensure that the probes
|
||||
### sent by this instance of cake-autorate actually travel through these interfaces.
|
||||
### See ping_extra_args and ping_prefix_string
|
||||
|
||||
dl_if=ifb-wan # download interface
|
||||
ul_if=wan # upload interface
|
||||
|
||||
# pinger selection can be any of:
|
||||
# pinger binary selection can be any of:
|
||||
# fping - round robin pinging (rtts)
|
||||
# tsping - round robin pinging using ICMP type 13 (owds)
|
||||
# ping - (iputils-ping) individual pinging (rtts)
|
||||
# hping3 - individidual pinging (owds)
|
||||
pinger_binary=fping
|
||||
|
||||
# list of reflectors to use and number of pingers to initiate
|
||||
# pingers will be initiated with reflectors in the order specified in the list
|
||||
# pingers will be initiated with reflectors in the order specified in the list
|
||||
# additional reflectors will be used to replace any reflectors that go stale
|
||||
# so e.g. if 6 reflectors are specified and the number of pingers is set to 4, the first 4 reflectors will be used initially
|
||||
# and the remaining 2 reflectors in the list will be used in the event any of the first 4 go bad
|
||||
|
|
@ -71,13 +78,18 @@ randomize_reflectors=1 # enable (1) or disable (0) randomization of reflectors o
|
|||
no_pingers=6 # number of pingers to maintain
|
||||
reflector_ping_interval_s=0.3 # (seconds, e.g. 0.2s or 2s)
|
||||
|
||||
# delay threshold in ms is the extent of OWD increase to classify as a delay
|
||||
# owd delta threshold in ms is the extent of OWD increase to classify as a delay
|
||||
# these are automatically adjusted based on maximum on the wire packet size
|
||||
# (adjustment significant at sub 12Mbit/s rates, else negligible)
|
||||
dl_delay_thr_ms=30 # (milliseconds)
|
||||
ul_delay_thr_ms=30 # (milliseconds)
|
||||
# (adjustment significant at sub 12Mbit/s rates, else negligible)
|
||||
dl_owd_delta_thr_ms=30.0 # (milliseconds)
|
||||
ul_owd_delta_thr_ms=30.0 # (milliseconds)
|
||||
|
||||
# Set either of the below to 0 to adjust one direction only
|
||||
# average owd delta threshold in ms at which maximum adjust_down_bufferbloat is applied
|
||||
# set value(s) to 0 to disable and always apply maximum adjust_down_bufferbloat
|
||||
dl_avg_owd_delta_thr_ms=60.0 # (milliseconds)
|
||||
ul_avg_owd_delta_thr_ms=60.0 # (milliseconds)
|
||||
|
||||
# Set either of the below to 0 to adjust one direction only
|
||||
# or alternatively set both to 0 to simply use cake-autorate to monitor a connection
|
||||
adjust_dl_shaper_rate=1 # enable (1) or disable (0) actually changing the dl shaper rate
|
||||
adjust_ul_shaper_rate=1 # enable (1) or disable (0) actually changing the ul shaper rate
|
||||
|
|
@ -92,7 +104,7 @@ max_ul_shaper_rate_kbps=35000 # maximum bandwidth for upload (Kbit/s)
|
|||
|
||||
# sleep functionality saves unecessary pings and CPU cycles by
|
||||
# pausing all active pingers when connection is not in active use
|
||||
enable_sleep_function=1 # enable (1) or disable (0) sleep functonality
|
||||
enable_sleep_function=1 # enable (1) or disable (0) sleep functonality
|
||||
connection_active_thr_kbps=1000 # threshold in Kbit/s below which dl/ul is considered idle
|
||||
sustained_idle_sleep_thr_s=60.0 # time threshold to put pingers to sleep on sustained dl/ul achieved rate < idle_thr (seconds)
|
||||
|
||||
|
|
@ -135,8 +147,8 @@ ping_prefix_string=""
|
|||
|
||||
# interval in ms for monitoring achieved rx/tx rates
|
||||
# this is automatically adjusted based on maximum on the wire packet size
|
||||
# (adjustment significant at sub 12Mbit/s rates, else negligible)
|
||||
monitor_achieved_rates_interval_ms=200 # (milliseconds)
|
||||
# (adjustment significant at sub 12Mbit/s rates, else negligible)
|
||||
monitor_achieved_rates_interval_ms=200 # (milliseconds)
|
||||
|
||||
# bufferbloat is detected when (bufferbloat_detection_thr) samples
|
||||
# out of the last (bufferbloat detection window) samples are delayed
|
||||
|
|
@ -153,21 +165,20 @@ alpha_baseline_decrease=0.9 # how rapidly baseline RTT is allowed to decrease
|
|||
# OWD delta from baseline is tracked using ewma with alpha set below
|
||||
alpha_delta_ewma=0.095
|
||||
|
||||
# rate adjustment parameters
|
||||
# bufferbloat adjustment works with the lower of the adjusted achieved rate and adjusted shaper rate
|
||||
# to exploit that transfer rates during bufferbloat provide an indication of line capacity
|
||||
# rate adjustment parameters
|
||||
# shaper rate is adjusted by a maximum of shaper_rate_max_adjust_down_bufferbloat on detection of bufferbloat
|
||||
# and this is scaled by the average delta owd / average owd delta threshold
|
||||
# otherwise shaper rate is adjusted up on load high, and down on load idle or low
|
||||
achieved_rate_adjust_down_bufferbloat=0.9 # how rapidly to reduce achieved rate upon detection of bufferbloat
|
||||
shaper_rate_adjust_down_bufferbloat=0.9 # how rapidly to reduce shaper rate upon detection of bufferbloat
|
||||
shaper_rate_adjust_up_load_high=1.01 # how rapidly to increase shaper rate upon high load detected
|
||||
shaper_rate_adjust_down_load_low=0.99 # how rapidly to return down to base shaper rate upon idle or low load detected
|
||||
shaper_rate_adjust_up_load_low=1.01 # how rapidly to return up to base shaper rate upon idle or low load detected
|
||||
shaper_rate_max_adjust_down_bufferbloat=0.75 # how rapidly to reduce shaper rate upon detection of bufferbloat
|
||||
shaper_rate_adjust_up_load_high=1.01 # how rapidly to increase shaper rate upon high load detected
|
||||
shaper_rate_adjust_down_load_low=0.99 # how rapidly to return down to base shaper rate upon idle or low load detected
|
||||
shaper_rate_adjust_up_load_low=1.01 # how rapidly to return up to base shaper rate upon idle or low load detected
|
||||
|
||||
# the load is categoried as low if < high_load_thr and high if > high_load_thr relative to the current shaper rate
|
||||
high_load_thr=0.75 # % of currently set bandwidth for detecting high load
|
||||
|
||||
# refractory periods between successive bufferbloat/decay rate changes
|
||||
# the bufferbloat refractory period should be greater than the
|
||||
# the bufferbloat refractory period should be greater than the
|
||||
# average time it would take to replace the bufferbloat
|
||||
# detection window with new samples upon a bufferbloat event
|
||||
bufferbloat_refractory_period_ms=300 # (milliseconds)
|
||||
|
|
@ -181,15 +192,15 @@ reflector_response_deadline_s=1.0 # (seconds)
|
|||
# reflector misbehaving is detected when $reflector_misbehaving_detection_thr samples
|
||||
# out of the last (reflector misbehaving detection window) samples are offences
|
||||
# thus with a 1s interval, window 60 and detection_thr 3, this is tantamount to
|
||||
# 3 offences within the last 60s
|
||||
# 3 offences within the last 60s
|
||||
reflector_misbehaving_detection_window=60
|
||||
reflector_misbehaving_detection_thr=3
|
||||
|
||||
reflector_replacement_interval_mins=60 # how often to replace a random reflector from the present list
|
||||
|
||||
reflector_comparison_interval_mins=1 # how often to compare reflectors
|
||||
reflector_sum_owd_baselines_delta_thr_ms=20 # max increase from min sum owd baselines before reflector rotated
|
||||
reflector_owd_delta_ewma_delta_thr_ms=10 # max increase from min delta ewma before reflector rotated
|
||||
reflector_comparison_interval_mins=1 # how often to compare reflectors
|
||||
reflector_sum_owd_baselines_delta_thr_ms=20.0 # max increase from min sum owd baselines before reflector rotated
|
||||
reflector_owd_delta_ewma_delta_thr_ms=10.0 # max increase from min delta ewma before reflector rotated
|
||||
|
||||
# stall is detected when the following two conditions are met:
|
||||
# 1) no reflector responses within $stall_detection_thr*$ping_response_interval_us; and
|
||||
|
|
@ -197,7 +208,7 @@ reflector_owd_delta_ewma_delta_thr_ms=10 # max increase from min delta ewma befo
|
|||
stall_detection_thr=5
|
||||
connection_stall_thr_kbps=10
|
||||
|
||||
global_ping_response_timeout_s=10 # timeout to set shaper rates to min on no ping response whatsoever (seconds)
|
||||
global_ping_response_timeout_s=10.0 # timeout to set shaper rates to min on no ping response whatsoever (seconds)
|
||||
|
||||
if_up_check_interval_s=10.0 # time to wait before re-checking if rx/tx bytes files exist (e.g. from boot state or sleep recovery)
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue