----- Original Message -----
> From: "Hangbin Liu" <[email protected]>
> To: "LTP list" <[email protected]>
> Sent: Tuesday, 25 June, 2013 9:48:52 AM
> Subject: [LTP] [PATCH] networking/stress/tcp: make sure we will kill the
> test case after timeout
>
> In some old machines or guests, the system may not have the ability to set up
> all the connections, e.g. 4000 tcp connections, quickly. Then the system will
> take lots of time to try setup the connections or just huang there.
>
> I think we should just kill all the connections after testing timeout, no
> matter how many connections we have setup. So mv the connecting setup while
> loop into whatchdog while loop.
>
> Signed-off-by: Hangbin Liu <[email protected]>
Hi,
correct me if I'm reading this wrong.
By moving it to watchdog loop you allow only 1 connection per second,
then taking your example number (4000), it is going to take 4000 seconds.
Should we also lower that sleep?
Regards,
Jan
> ---
> .../stress/tcp/multi-diffip/tcp4-multi-diffip01 | 62
> ++++++++++-----------
> .../stress/tcp/multi-diffnic/tcp4-multi-diffnic01 | 28 +++++-----
> .../tcp/multi-diffport/tcp4-multi-diffport01 | 64
> +++++++++++-----------
> .../tcp/multi-sameport/tcp4-multi-sameport01 | 33 +++++------
> 4 files changed, 94 insertions(+), 93 deletions(-)
>
> diff --git a/testcases/network/stress/tcp/multi-diffip/tcp4-multi-diffip01
> b/testcases/network/stress/tcp/multi-diffip/tcp4-multi-diffip01
> index 8b9652c..58fdde7 100644
> --- a/testcases/network/stress/tcp/multi-diffip/tcp4-multi-diffip01
> +++ b/testcases/network/stress/tcp/multi-diffip/tcp4-multi-diffip01
> @@ -389,41 +389,41 @@ done
> server_pid=`grep PID: $info_file | cut -f 2 -d ' '`
> rm -f $info_file
>
> -# Make connections
> connection_num=0
> -while [ $connection_num -lt $ipaddr_pair_num ]; do
> - # IP addresses
> - x=`expr $connection_num \/ 255 % 255`
> - y=`expr $connection_num % 255`
> -
> - case $IP_VER in
> - 4)
> - lhost_addr="10.${x}.${y}.2"
> - ;;
> -
> - 6)
> - hex_x=`printf %x $x`
> - hex_y=`printf %x $y`
> - lhost_addr="fd00:1:${hex_x}:${hex_y}::2"
> - ;;
> - esac
> -
> - ret=`$LTP_RSH $RHOST ${LTPROOT}/testcases/bin/ns-tcpclient -b -f $IP_VER
> -S $lhost_addr -p $server_port' ; echo $?'`
> - if [ $ret -ne 0 ]; then
> - if [ $connection_num -eq 0 ]; then
> - tst_resm TFAIL "Failed to run any client"
> - exit 1
> - else
> - tst_resm TINFO "$connection_num seems the maximum number of the
> client"
> - fi
> - break
> - fi
> - connection_num=`expr $connection_num + 1`
> -done
> -
> # Watch the TCP traffic server
> start_epoc=`date +%s`
> while true ; do
> + # Make connections
> + if [ $connection_num -lt $ipaddr_pair_num ]; then
> + # IP addresses
> + x=`expr $connection_num \/ 255 % 255`
> + y=`expr $connection_num % 255`
> +
> + case $IP_VER in
> + 4)
> + lhost_addr="10.${x}.${y}.2"
> + ;;
> +
> + 6)
> + hex_x=`printf %x $x`
> + hex_y=`printf %x $y`
> + lhost_addr="fd00:1:${hex_x}:${hex_y}::2"
> + ;;
> + esac
> +
> + ret=`$LTP_RSH $RHOST ${LTPROOT}/testcases/bin/ns-tcpclient -b
> -f $IP_VER
> -S $lhost_addr -p $server_port' ; echo $?'`
> + if [ $ret -ne 0 ]; then
> + if [ $connection_num -eq 0 ]; then
> + tst_resm TFAIL "Failed to run any client"
> + exit 1
> + else
> + tst_resm TINFO "$connection_num seems the
> maximum number of the client"
> + fi
> + break
> + fi
> + connection_num=`expr $connection_num + 1`
> + fi
> +
> current_epoc=`date +%s`
> elapse_epoc=`expr $current_epoc - $start_epoc`
>
> diff --git a/testcases/network/stress/tcp/multi-diffnic/tcp4-multi-diffnic01
> b/testcases/network/stress/tcp/multi-diffnic/tcp4-multi-diffnic01
> index dc9e784..6a5a72c 100644
> --- a/testcases/network/stress/tcp/multi-diffnic/tcp4-multi-diffnic01
> +++ b/testcases/network/stress/tcp/multi-diffnic/tcp4-multi-diffnic01
> @@ -340,24 +340,24 @@ done
> server_pid=`grep PID: $info_file | cut -f 2 -d ' '`
> rm -f $info_file
>
> -# Main loop
> connection_num=0
> -while [ $connection_num -lt $link_total ]; do
> - field=`expr $connection_num + 1`
> - lhost_addr=`echo $lhost_addrs | cut -d ' ' -f $field`
> -
> - # Run a client
> - ret=`$LTP_RSH $RHOST ${LTPROOT}/testcases/bin/ns-tcpclient -b -f $IP_VER
> -S $lhost_addr -p $server_port'; echo $?'`
> - if [ $ret -ne 0 ]; then
> - tst_resm TFAIL "Failed to run client on Link${connection_num}"
> - exit 1
> - fi
> - connection_num=`expr $connection_num + 1`
> -done
> -
> # Watch the TCP traffic server
> start_epoc=`date +%s`
> while true ; do
> + # Main loop
> + if [ $connection_num -lt $link_total ]; then
> + field=`expr $connection_num + 1`
> + lhost_addr=`echo $lhost_addrs | cut -d ' ' -f $field`
> +
> + # Run a client
> + ret=`$LTP_RSH $RHOST ${LTPROOT}/testcases/bin/ns-tcpclient -b
> -f $IP_VER
> -S $lhost_addr -p $server_port'; echo $?'`
> + if [ $ret -ne 0 ]; then
> + tst_resm TFAIL "Failed to run client on
> Link${connection_num}"
> + exit 1
> + fi
> + connection_num=`expr $connection_num + 1`
> + fi
> +
> current_epoc=`date +%s`
> elapse_epoc=`expr $current_epoc - $start_epoc`
>
> diff --git
> a/testcases/network/stress/tcp/multi-diffport/tcp4-multi-diffport01
> b/testcases/network/stress/tcp/multi-diffport/tcp4-multi-diffport01
> index e260d35..1b9f342 100644
> --- a/testcases/network/stress/tcp/multi-diffport/tcp4-multi-diffport01
> +++ b/testcases/network/stress/tcp/multi-diffport/tcp4-multi-diffport01
> @@ -320,44 +320,44 @@ fi
> start_port=`echo $portbundle | cut -f 1 -d '-'`
> end_port=`echo $portbundle | cut -f 2 -d '-'`
>
> -# Making connections
> connection_num=0
> current_port=$start_port
> -while [ $current_port -le $end_port ]; do
> - # Run a server
> - ns-tcpserver -b -f $IP_VER -p $current_port
> - if [ $? -ne 0 ]; then
> - # Failed to start no server
> - if [ $connection_num -eq 0 ]; then
> - tst_resm TFAIL "Failed to run a server"
> - exit 1
> - fi
> - # Failed to start a server
> - tst_resm TINFO "$connection_num seems the maximum number of the server"
> - break
> - fi
> -
> - # Run a clinet
> - ret=`$LTP_RSH $RHOST ${LTPROOT}/testcases/bin/ns-tcpclient -b -f $IP_VER
> -S $lhost_addr -p $current_port' ; echo $?'`
> - if [ $ret -ne 0 ]; then
> - # Failed to start any client
> - if [ $connection_num -eq 0 ]; then
> - tst_resm TFAIL "Failed to run any client."
> - exit 1
> - fi
> - # Failed to start a client
> - tst_resm TINFO "$connection_num seems the maximum number of the client"
> - break
> - fi
> -
> - current_port=`expr $current_port + 1`
> - connection_num=`expr $connection_num + 1`
> -done
> -
>
> # Watch the TCP traffic server
> start_epoc=`date +%s`
> while true ; do
> + # Making connections
> + if [ $current_port -le $end_port ]; then
> + # Run a server
> + ns-tcpserver -b -f $IP_VER -p $current_port
> + if [ $? -ne 0 ]; then
> + # Failed to start no server
> + if [ $connection_num -eq 0 ]; then
> + tst_resm TFAIL "Failed to run a server"
> + exit 1
> + fi
> + # Failed to start a server
> + tst_resm TINFO "$connection_num seems the maximum
> number of the server"
> + break
> + fi
> +
> + # Run a clinet
> + ret=`$LTP_RSH $RHOST ${LTPROOT}/testcases/bin/ns-tcpclient -b
> -f $IP_VER
> -S $lhost_addr -p $current_port' ; echo $?'`
> + if [ $ret -ne 0 ]; then
> + # Failed to start any client
> + if [ $connection_num -eq 0 ]; then
> + tst_resm TFAIL "Failed to run any client."
> + exit 1
> + fi
> + # Failed to start a client
> + tst_resm TINFO "$connection_num seems the maximum
> number of the client"
> + break
> + fi
> +
> + current_port=`expr $current_port + 1`
> + connection_num=`expr $connection_num + 1`
> + fi
> +
> current_epoc=`date +%s`
> elapse_epoc=`expr $current_epoc - $start_epoc`
> if [ $elapse_epoc -ge $NS_DURATION ]; then
> diff --git
> a/testcases/network/stress/tcp/multi-sameport/tcp4-multi-sameport01
> b/testcases/network/stress/tcp/multi-sameport/tcp4-multi-sameport01
> index aff2481..206a0d1 100644
> --- a/testcases/network/stress/tcp/multi-sameport/tcp4-multi-sameport01
> +++ b/testcases/network/stress/tcp/multi-sameport/tcp4-multi-sameport01
> @@ -334,27 +334,28 @@ done
> server_pid=`grep PID: $info_file | cut -f 2 -d ' '`
> rm -f $info_file
>
> -# Making connections
> connection_num=0
> -while [ $connection_num -lt $CONNECTION_TOTAL ]; do
> - # Run a client
> - ret=`$LTP_RSH $RHOST ${LTPROOT}/testcases/bin/ns-tcpclient -b -f $IP_VER
> -S $lhost_addr -p $server_port' ; echo $?'`
> - if [ $ret -ne 0 ]; then
> - # Failed to start any client
> - if [ $connection_num -eq 0 ]; then
> - tst_resm TFAIL "Failed to run any client"
> - exit 1
> - fi
> - # Failed to start a client
> - tst_resm TINFO "$connection_num seems the maximum number of the client"
> - break
> - fi
> - connection_num=`expr $connection_num + 1`
> -done
>
> # Watch the TCP traffic server
> start_epoc=`date +%s`
> while true ; do
> + # Making connections
> + if [ $connection_num -lt $CONNECTION_TOTAL ]; then
> + # Run a client
> + ret=`$LTP_RSH $RHOST ${LTPROOT}/testcases/bin/ns-tcpclient -b
> -f $IP_VER
> -S $lhost_addr -p $server_port' ; echo $?'`
> + if [ $ret -ne 0 ]; then
> + # Failed to start any client
> + if [ $connection_num -eq 0 ]; then
> + tst_resm TFAIL "Failed to run any client"
> + exit 1
> + fi
> + # Failed to start a client
> + tst_resm TINFO "$connection_num seems the maximum
> number of the client"
> + break
> + fi
> + connection_num=`expr $connection_num + 1`
> + fi
> +
> current_epoc=`date +%s`
> elapse_epoc=`expr $current_epoc - $start_epoc`
>
> --
> 1.8.1.4
>
>
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