What could be the possible reason for Latency script not working

[karimmd]

osboxes@osboxes:~/ctltest$ ./benchmark_latency.sh
./benchmark_latency.sh: line 7: [: ==: unary operator expected
[sudo] password for osboxes:
1
Ryu controller
10_Ryu
GPid is 3126, id is 0
cbench: option requires an argument -- 's'
help message
USAGE: cbench [option] # by Rob Sherwood 2010
-c/--controller hostname of controller to connect to ("localhost")
-d/--debug enable debugging (off)
-h/--help print this message
-l/--loops loops per test (16)
-M/--mac-addresses unique source MAC addresses per switch (100000)
-m/--ms-per-test test length in ms (1000)
-p/--port controller port (6633)
-r/--ranged-test test range of 1..$n switches (off)
-s/--switches fake $n switches (16)
-t/--throughput test throughput instead of latency
-w/--warmup loops to be disregarded on test start (warmup) (1)
-C/--cooldown loops to be disregarded at test end (cooldown) (0)
-D/--delay delay starting testing after features_reply is received (in ms) (0)
-i/--connect-delay delay between groups of switches connecting to the controller (in ms) (0)
-I/--connect-group-size number of switches in a connection delay group (1)
-L/--learn-dst-macs send gratuitious ARP replies to learn destination macs before testing (on)
-o/--dpid-offset switch DPID offset (1)

./benchmark_latency.sh: line 69: 3126 Terminated ./$HOMEDIR/${CONTR_DIR[$1]}/start.sh 1 > /dev/null 2>> debug_log
10_Ryu
GPid is 3299, id is 0
cbench: option requires an argument -- 's'
help message
USAGE: cbench [option] # by Rob Sherwood 2010
-c/--controller hostname of controller to connect to ("localhost")
-d/--debug enable debugging (off)
-h/--help print this message
-l/--loops loops per test (16)
-M/--mac-addresses unique source MAC addresses per switch (100000)
-m/--ms-per-test test length in ms (1000)
-p/--port controller port (6633)
-r/--ranged-test test range of 1..$n switches (off)
-s/--switches fake $n switches (16)
-t/--throughput test throughput instead of latency
-w/--warmup loops to be disregarded on test start (warmup) (1)
-C/--cooldown loops to be disregarded at test end (cooldown) (0)
-D/--delay delay starting testing after features_reply is received (in ms) (0)
-i/--connect-delay delay between groups of switches connecting to the controller (in ms) (0)
-I/--connect-group-size number of switches in a connection delay group (1)
-L/--learn-dst-macs send gratuitious ARP replies to learn destination macs before testing (on)
-o/--dpid-offset switch DPID offset (1)

./benchmark_latency.sh: line 69: 3299 Terminated ./$HOMEDIR/${CONTR_DIR[$1]}/start.sh 1 > /dev/null 2>> debug_log
10_Ryu
GPid is 3468, id is 0
cbench: option requires an argument -- 's'
help message
USAGE: cbench [option] # by Rob Sherwood 2010
-c/--controller hostname of controller to connect to ("localhost")
-d/--debug enable debugging (off)
-h/--help print this message
-l/--loops loops per test (16)
-M/--mac-addresses unique source MAC addresses per switch (100000)
-m/--ms-per-test test length in ms (1000)
-p/--port controller port (6633)
-r/--ranged-test test range of 1..$n switches (off)
-s/--switches fake $n switches (16)
-t/--throughput test throughput instead of latency
-w/--warmup loops to be disregarded on test start (warmup) (1)
-C/--cooldown loops to be disregarded at test end (cooldown) (0)
-D/--delay delay starting testing after features_reply is received (in ms) (0)
-i/--connect-delay delay between groups of switches connecting to the controller (in ms) (0)
-I/--connect-group-size number of switches in a connection delay group (1)
-L/--learn-dst-macs send gratuitious ARP replies to learn destination macs before testing (on)
-o/--dpid-offset switch DPID offset (1)

./benchmark_latency.sh: line 69: 3468 Terminated ./$HOMEDIR/${CONTR_DIR[$1]}/start.sh 1 > /dev/null 2>> debug_log
10_Ryu
GPid is 3663, id is 0
cbench: option requires an argument -- 's'
help message
USAGE: cbench [option] # by Rob Sherwood 2010
-c/--controller hostname of controller to connect to ("localhost")
-d/--debug enable debugging (off)
-h/--help print this message
-l/--loops loops per test (16)
-M/--mac-addresses unique source MAC addresses per switch (100000)
-m/--ms-per-test test length in ms (1000)
-p/--port controller port (6633)
-r/--ranged-test test range of 1..$n switches (off)
-s/--switches fake $n switches (16)
-t/--throughput test throughput instead of latency
-w/--warmup loops to be disregarded on test start (warmup) (1)
-C/--cooldown loops to be disregarded at test end (cooldown) (0)
-D/--delay delay starting testing after features_reply is received (in ms) (0)
-i/--connect-delay delay between groups of switches connecting to the controller (in ms) (0)
-I/--connect-group-size number of switches in a connection delay group (1)
-L/--learn-dst-macs send gratuitious ARP replies to learn destination macs before testing (on)
-o/--dpid-offset switch DPID offset (1)

./benchmark_latency.sh: line 69: 3663 Terminated ./$HOMEDIR/${CONTR_DIR[$1]}/start.sh 1 > /dev/null 2>> debug_log
Someone is still listening to 6633! Wait 5 sec
lt-nox_core: no process found
10_Ryu
GPid is 3862, id is 0
cbench: option requires an argument -- 's'
help message
USAGE: cbench [option] # by Rob Sherwood 2010
-c/--controller hostname of controller to connect to ("localhost")
-d/--debug enable debugging (off)
-h/--help print this message
-l/--loops loops per test (16)
-M/--mac-addresses unique source MAC addresses per switch (100000)
-m/--ms-per-test test length in ms (1000)
-p/--port controller port (6633)
-r/--ranged-test test range of 1..$n switches (off)
-s/--switches fake $n switches (16)
-t/--throughput test throughput instead of latency
-w/--warmup loops to be disregarded on test start (warmup) (1)
-C/--cooldown loops to be disregarded at test end (cooldown) (0)
-D/--delay delay starting testing after features_reply is received (in ms) (0)
-i/--connect-delay delay between groups of switches connecting to the controller (in ms) (0)
-I/--connect-group-size number of switches in a connection delay group (1)
-L/--learn-dst-macs send gratuitious ARP replies to learn destination macs before testing (on)
-o/--dpid-offset switch DPID offset (1)

./benchmark_latency.sh: line 69: 3862 Terminated ./$HOMEDIR/${CONTR_DIR[$1]}/start.sh 1 > /dev/null 2>> debug_log
10_Ryu
GPid is 4034, id is 0
cbench: option requires an argument -- 's'
help message
USAGE: cbench [option] # by Rob Sherwood 2010
-c/--controller hostname of controller to connect to ("localhost")
-d/--debug enable debugging (off)
-h/--help print this message
-l/--loops loops per test (16)
-M/--mac-addresses unique source MAC addresses per switch (100000)
-m/--ms-per-test test length in ms (1000)
-p/--port controller port (6633)
-r/--ranged-test test range of 1..$n switches (off)
-s/--switches fake $n switches (16)
-t/--throughput test throughput instead of latency
-w/--warmup loops to be disregarded on test start (warmup) (1)
-C/--cooldown loops to be disregarded at test end (cooldown) (0)
-D/--delay delay starting testing after features_reply is received (in ms) (0)
-i/--connect-delay delay between groups of switches connecting to the controller (in ms) (0)
-I/--connect-group-size number of switches in a connection delay group (1)
-L/--learn-dst-macs send gratuitious ARP replies to learn destination macs before testing (on)
-o/--dpid-offset switch DPID offset (1)

./benchmark_latency.sh: line 69: 4034 Terminated ./$HOMEDIR/${CONTR_DIR[$1]}/start.sh 1 > /dev/null 2>> debug_log
Someone is still listening to 6633! Wait 5 sec
lt-nox_core: no process found
10_Ryu
GPid is 4222, id is 0
cbench: option requires an argument -- 's'
help message
USAGE: cbench [option] # by Rob Sherwood 2010
-c/--controller hostname of controller to connect to ("localhost")
-d/--debug enable debugging (off)
-h/--help print this message
-l/--loops loops per test (16)
-M/--mac-addresses unique source MAC addresses per switch (100000)
-m/--ms-per-test test length in ms (1000)
-p/--port controller port (6633)
-r/--ranged-test test range of 1..$n switches (off)
-s/--switches fake $n switches (16)
-t/--throughput test throughput instead of latency
-w/--warmup loops to be disregarded on test start (warmup) (1)
-C/--cooldown loops to be disregarded at test end (cooldown) (0)
-D/--delay delay starting testing after features_reply is received (in ms) (0)
-i/--connect-delay delay between groups of switches connecting to the controller (in ms) (0)
-I/--connect-group-size number of switches in a connection delay group (1)
-L/--learn-dst-macs send gratuitious ARP replies to learn destination macs before testing (on)
-o/--dpid-offset switch DPID offset (1)

./benchmark_latency.sh: line 69: 4222 Terminated ./$HOMEDIR/${CONTR_DIR[$1]}/start.sh 1 > /dev/null 2>> debug_log
10_Ryu
GPid is 4391, id is 0
cbench: option requires an argument -- 's'
help message
USAGE: cbench [option] # by Rob Sherwood 2010
-c/--controller hostname of controller to connect to ("localhost")
-d/--debug enable debugging (off)
-h/--help print this message
-l/--loops loops per test (16)
-M/--mac-addresses unique source MAC addresses per switch (100000)
-m/--ms-per-test test length in ms (1000)
-p/--port controller port (6633)
-r/--ranged-test test range of 1..$n switches (off)
-s/--switches fake $n switches (16)
-t/--throughput test throughput instead of latency
-w/--warmup loops to be disregarded on test start (warmup) (1)
-C/--cooldown loops to be disregarded at test end (cooldown) (0)
-D/--delay delay starting testing after features_reply is received (in ms) (0)
-i/--connect-delay delay between groups of switches connecting to the controller (in ms) (0)
-I/--connect-group-size number of switches in a connection delay group (1)
-L/--learn-dst-macs send gratuitious ARP replies to learn destination macs before testing (on)
-o/--dpid-offset switch DPID offset (1)

./benchmark_latency.sh: line 69: 4391 Terminated ./$HOMEDIR/${CONTR_DIR[$1]}/start.sh 1 > /dev/null 2>> debug_log
10_Ryu
GPid is 4571, id is 0
cbench: option requires an argument -- 's'
help message
USAGE: cbench [option] # by Rob Sherwood 2010
-c/--controller hostname of controller to connect to ("localhost")
-d/--debug enable debugging (off)
-h/--help print this message
-l/--loops loops per test (16)
-M/--mac-addresses unique source MAC addresses per switch (100000)
-m/--ms-per-test test length in ms (1000)
-p/--port controller port (6633)
-r/--ranged-test test range of 1..$n switches (off)
-s/--switches fake $n switches (16)
-t/--throughput test throughput instead of latency
-w/--warmup loops to be disregarded on test start (warmup) (1)
-C/--cooldown loops to be disregarded at test end (cooldown) (0)
-D/--delay delay starting testing after features_reply is received (in ms) (0)
-i/--connect-delay delay between groups of switches connecting to the controller (in ms) (0)
-I/--connect-group-size number of switches in a connection delay group (1)
-L/--learn-dst-macs send gratuitious ARP replies to learn destination macs before testing (on)
-o/--dpid-offset switch DPID offset (1)

./benchmark_latency.sh: line 69: 4571 Terminated ./$HOMEDIR/${CONTR_DIR[$1]}/start.sh 1 > /dev/null 2>> debug_log
10_Ryu
GPid is 4741, id is 0