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188 changes: 94 additions & 94 deletions orchagent/port_rates.lua
Original file line number Diff line number Diff line change
@@ -1,94 +1,94 @@
-- KEYS - port IDs
-- ARGV[1] - counters db index
-- ARGV[2] - counters table name
-- ARGV[3] - poll time interval
-- return log
local logtable = {}
local function logit(msg)
logtable[#logtable+1] = tostring(msg)
end
local counters_db = ARGV[1]
local counters_table_name = ARGV[2]
local rates_table_name = "RATES"
-- Get configuration
redis.call('SELECT', counters_db)
local smooth_interval = redis.call('HGET', rates_table_name .. ':' .. 'PORT', 'PORT_SMOOTH_INTERVAL')
local alpha = redis.call('HGET', rates_table_name .. ':' .. 'PORT', 'PORT_ALPHA')
if not alpha then
logit("Alpha is not defined")
return logtable
end
local one_minus_alpha = 1.0 - alpha
local delta = tonumber(ARGV[3])
logit(alpha)
logit(one_minus_alpha)
logit(delta)
local n = table.getn(KEYS)
for i = 1, n do
local state_table = rates_table_name .. ':' .. KEYS[i] .. ':' .. 'PORT'
local initialized = redis.call('HGET', state_table, 'INIT_DONE')
logit(initialized)
-- Get new COUNTERS values
local in_ucast_pkts = redis.call('HGET', counters_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_IN_UCAST_PKTS')
local in_non_ucast_pkts = redis.call('HGET', counters_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_IN_NON_UCAST_PKTS')
local out_ucast_pkts = redis.call('HGET', counters_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_OUT_UCAST_PKTS')
local out_non_ucast_pkts = redis.call('HGET', counters_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_OUT_NON_UCAST_PKTS')
local in_octets = redis.call('HGET', counters_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_IN_OCTETS')
local out_octets = redis.call('HGET', counters_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_OUT_OCTETS')
if initialized == 'DONE' or initialized == 'COUNTERS_LAST' then
-- Get old COUNTERS values
local in_ucast_pkts_last = redis.call('HGET', rates_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_IN_UCAST_PKTS_last')
local in_non_ucast_pkts_last = redis.call('HGET', rates_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_IN_NON_UCAST_PKTS_last')
local out_ucast_pkts_last = redis.call('HGET', rates_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_OUT_UCAST_PKTS_last')
local out_non_ucast_pkts_last = redis.call('HGET', rates_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_OUT_NON_UCAST_PKTS_last')
local in_octets_last = redis.call('HGET', rates_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_IN_OCTETS_last')
local out_octets_last = redis.call('HGET', rates_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_OUT_OCTETS_last')
-- Calculate new rates values
local rx_bps_new = (in_octets - in_octets_last)/delta
local tx_bps_new = (out_octets - out_octets_last)/delta
local rx_pps_new = ((in_ucast_pkts + in_non_ucast_pkts) - (in_ucast_pkts_last + in_non_ucast_pkts_last))/delta
local tx_pps_new = ((out_ucast_pkts + out_non_ucast_pkts) - (out_ucast_pkts_last + out_non_ucast_pkts_last))/delta
if initialized == "DONE" then
-- Get old rates values
local rx_bps_old = redis.call('HGET', rates_table_name .. ':' .. KEYS[i], 'RX_BPS')
local rx_pps_old = redis.call('HGET', rates_table_name .. ':' .. KEYS[i], 'RX_PPS')
local tx_bps_old = redis.call('HGET', rates_table_name .. ':' .. KEYS[i], 'TX_BPS')
local tx_pps_old = redis.call('HGET', rates_table_name .. ':' .. KEYS[i], 'TX_PPS')
-- Smooth the rates values and store them in DB
redis.call('HSET', rates_table_name .. ':' .. KEYS[i], 'RX_BPS', alpha*rx_bps_new + one_minus_alpha*rx_bps_old)
redis.call('HSET', rates_table_name .. ':' .. KEYS[i], 'RX_PPS', alpha*rx_pps_new + one_minus_alpha*rx_pps_old)
redis.call('HSET', rates_table_name .. ':' .. KEYS[i], 'TX_BPS', alpha*tx_bps_new + one_minus_alpha*tx_bps_old)
redis.call('HSET', rates_table_name .. ':' .. KEYS[i], 'TX_PPS', alpha*tx_pps_new + one_minus_alpha*tx_pps_old)
else
-- Store unsmoothed initial rates values in DB
redis.call('HSET', rates_table_name .. ':' .. KEYS[i], 'RX_BPS', rx_bps_new)
redis.call('HSET', rates_table_name .. ':' .. KEYS[i], 'RX_PPS', rx_pps_new)
redis.call('HSET', rates_table_name .. ':' .. KEYS[i], 'TX_BPS', tx_bps_new)
redis.call('HSET', rates_table_name .. ':' .. KEYS[i], 'TX_PPS', tx_pps_new)
redis.call('HSET', state_table, 'INIT_DONE', 'DONE')
end
else
redis.call('HSET', state_table, 'INIT_DONE', 'COUNTERS_LAST')
end
-- Set old COUNTERS values
redis.call('HSET', rates_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_IN_UCAST_PKTS_last', in_ucast_pkts)
redis.call('HSET', rates_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_IN_NON_UCAST_PKTS_last', in_non_ucast_pkts)
redis.call('HSET', rates_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_OUT_UCAST_PKTS_last', out_ucast_pkts)
redis.call('HSET', rates_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_OUT_NON_UCAST_PKTS_last', out_non_ucast_pkts)
redis.call('HSET', rates_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_IN_OCTETS_last', in_octets)
redis.call('HSET', rates_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_OUT_OCTETS_last', out_octets)
end
return logtable
-- KEYS - port IDs
-- ARGV[1] - counters db index
-- ARGV[2] - counters table name
-- ARGV[3] - poll time interval
-- return log

local logtable = {}

local function logit(msg)
logtable[#logtable+1] = tostring(msg)
end

local counters_db = ARGV[1]
local counters_table_name = ARGV[2]
local rates_table_name = "RATES"

-- Get configuration
redis.call('SELECT', counters_db)
local smooth_interval = redis.call('HGET', rates_table_name .. ':' .. 'PORT', 'PORT_SMOOTH_INTERVAL')
local alpha = redis.call('HGET', rates_table_name .. ':' .. 'PORT', 'PORT_ALPHA')
if not alpha then
logit("Alpha is not defined")
return logtable
end
local one_minus_alpha = 1.0 - alpha
local delta = tonumber(ARGV[3])

logit(alpha)
logit(one_minus_alpha)
logit(delta)

local n = table.getn(KEYS)
for i = 1, n do
local state_table = rates_table_name .. ':' .. KEYS[i] .. ':' .. 'PORT'
local initialized = redis.call('HGET', state_table, 'INIT_DONE')
logit(initialized)

-- Get new COUNTERS values
local in_ucast_pkts = redis.call('HGET', counters_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_IN_UCAST_PKTS')
local in_non_ucast_pkts = redis.call('HGET', counters_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_IN_NON_UCAST_PKTS')
local out_ucast_pkts = redis.call('HGET', counters_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_OUT_UCAST_PKTS')
local out_non_ucast_pkts = redis.call('HGET', counters_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_OUT_NON_UCAST_PKTS')
local in_octets = redis.call('HGET', counters_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_IN_OCTETS')
local out_octets = redis.call('HGET', counters_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_OUT_OCTETS')

if initialized == 'DONE' or initialized == 'COUNTERS_LAST' then
-- Get old COUNTERS values
local in_ucast_pkts_last = redis.call('HGET', rates_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_IN_UCAST_PKTS_last')
local in_non_ucast_pkts_last = redis.call('HGET', rates_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_IN_NON_UCAST_PKTS_last')
local out_ucast_pkts_last = redis.call('HGET', rates_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_OUT_UCAST_PKTS_last')
local out_non_ucast_pkts_last = redis.call('HGET', rates_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_OUT_NON_UCAST_PKTS_last')
local in_octets_last = redis.call('HGET', rates_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_IN_OCTETS_last')
local out_octets_last = redis.call('HGET', rates_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_OUT_OCTETS_last')

-- Calculate new rates values
local rx_bps_new = (in_octets - in_octets_last) / delta * 1000
local tx_bps_new = (out_octets - out_octets_last) / delta * 1000
local rx_pps_new = ((in_ucast_pkts + in_non_ucast_pkts) - (in_ucast_pkts_last + in_non_ucast_pkts_last)) / delta * 1000
local tx_pps_new = ((out_ucast_pkts + out_non_ucast_pkts) - (out_ucast_pkts_last + out_non_ucast_pkts_last)) / delta * 1000

if initialized == "DONE" then
-- Get old rates values
local rx_bps_old = redis.call('HGET', rates_table_name .. ':' .. KEYS[i], 'RX_BPS')
local rx_pps_old = redis.call('HGET', rates_table_name .. ':' .. KEYS[i], 'RX_PPS')
local tx_bps_old = redis.call('HGET', rates_table_name .. ':' .. KEYS[i], 'TX_BPS')
local tx_pps_old = redis.call('HGET', rates_table_name .. ':' .. KEYS[i], 'TX_PPS')

-- Smooth the rates values and store them in DB
redis.call('HSET', rates_table_name .. ':' .. KEYS[i], 'RX_BPS', alpha*rx_bps_new + one_minus_alpha*rx_bps_old)
redis.call('HSET', rates_table_name .. ':' .. KEYS[i], 'RX_PPS', alpha*rx_pps_new + one_minus_alpha*rx_pps_old)
redis.call('HSET', rates_table_name .. ':' .. KEYS[i], 'TX_BPS', alpha*tx_bps_new + one_minus_alpha*tx_bps_old)
redis.call('HSET', rates_table_name .. ':' .. KEYS[i], 'TX_PPS', alpha*tx_pps_new + one_minus_alpha*tx_pps_old)
else
-- Store unsmoothed initial rates values in DB
redis.call('HSET', rates_table_name .. ':' .. KEYS[i], 'RX_BPS', rx_bps_new)
redis.call('HSET', rates_table_name .. ':' .. KEYS[i], 'RX_PPS', rx_pps_new)
redis.call('HSET', rates_table_name .. ':' .. KEYS[i], 'TX_BPS', tx_bps_new)
redis.call('HSET', rates_table_name .. ':' .. KEYS[i], 'TX_PPS', tx_pps_new)
redis.call('HSET', state_table, 'INIT_DONE', 'DONE')
end
else
redis.call('HSET', state_table, 'INIT_DONE', 'COUNTERS_LAST')
end

-- Set old COUNTERS values
redis.call('HSET', rates_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_IN_UCAST_PKTS_last', in_ucast_pkts)
redis.call('HSET', rates_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_IN_NON_UCAST_PKTS_last', in_non_ucast_pkts)
redis.call('HSET', rates_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_OUT_UCAST_PKTS_last', out_ucast_pkts)
redis.call('HSET', rates_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_OUT_NON_UCAST_PKTS_last', out_non_ucast_pkts)
redis.call('HSET', rates_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_IN_OCTETS_last', in_octets)
redis.call('HSET', rates_table_name .. ':' .. KEYS[i], 'SAI_PORT_STAT_IF_OUT_OCTETS_last', out_octets)
end

return logtable
8 changes: 4 additions & 4 deletions orchagent/rif_rates.lua
Original file line number Diff line number Diff line change
Expand Up @@ -45,10 +45,10 @@ for i = 1, n do
local out_pkts_last = redis.call('HGET', rates_table_name .. ':' .. KEYS[i], 'SAI_ROUTER_INTERFACE_STAT_OUT_PACKETS_last')

-- Calculate new rates values
local rx_bps_new = (in_octets - in_octets_last)/delta
local tx_bps_new = (out_octets - out_octets_last)/delta
local rx_pps_new = (in_pkts - in_pkts_last)/delta
local tx_pps_new = (out_pkts - out_pkts_last)/delta
local rx_bps_new = (in_octets - in_octets_last) / delta * 1000
local tx_bps_new = (out_octets - out_octets_last) / delta * 1000
local rx_pps_new = (in_pkts - in_pkts_last) / delta * 1000
local tx_pps_new = (out_pkts - out_pkts_last) / delta * 1000

if initialized == "DONE" then
-- Get old rates values
Expand Down