Tested  by zhang,xi <xix.zhang@intel.com>

-----Original Message-----
From: Xiao, QimaiX 
Sent: Wednesday, January 15, 2020 4:21 PM
To: Zhang, XiX <xix.zhang@intel.com>
Subject: FW: [dts][PATCH V1]tests/ethtool_stats: add file-prefix to run dpdk-procinfo

> -----Original Message-----
> From: Xiao, QimaiX
> Sent: Tuesday, January 7, 2020 4:47 PM
> To: dts@dpdk.org
> Cc: Xiao, QimaiX <qimaix.xiao@intel.com>
> Subject: [dts][PATCH V1]tests/ethtool_stats: add file-prefix to run 
> dpdk- procinfo
> 
> testpmd launched with file-prefix, so need add this parameter when 
> starting dpdk-procinfo
> 
> Signed-off-by: Xiao Qimai <qimaix.xiao@intel.com>
> ---
>  tests/TestSuite_ethtool_stats.py | 23 +++++++++++++++++++----
>  1 file changed, 19 insertions(+), 4 deletions(-)
> 
> diff --git a/tests/TestSuite_ethtool_stats.py
> b/tests/TestSuite_ethtool_stats.py
> index e8ea941..e5d8164 100644
> --- a/tests/TestSuite_ethtool_stats.py
> +++ b/tests/TestSuite_ethtool_stats.py
> @@ -97,8 +97,17 @@ class TestEthtoolStats(TestCase):
>          self.testpmd = PmdOutput(self.dut)
>          self.is_pmd_on = False
> 
> +    def get_prefix(self, out):
> +        p = re.compile("socket\s+/var/run/dpdk/(.+?)/")
> +        m = p.search(out)
> +        if m:
> +            self.prefix_option = "--file-prefix=%s" % m.group(1)
> +        else:
> +            self.prefix_option = None
> +
>      def start_testpmd(self):
> -        self.testpmd.start_testpmd('1S/2C/1T', param='--port-topology=loop')
> +        out = self.testpmd.start_testpmd('1S/2C/1T', param='--port-
> topology=loop')
> +        self.get_prefix(out)
>          self.is_pmd_on = True
>          time.sleep(2)
> 
> @@ -157,8 +166,12 @@ class TestEthtoolStats(TestCase):
>          ports_count = len(self.dut_ports)
>          ports_mask = reduce(lambda x, y: x | y,
>                              map(lambda x: 0x1 << x, range(ports_count)))
> -        self.query_tool = os.path.join(
> -            self.target_dir, self.target, 'app', 'dpdk-procinfo')
> +        if self.prefix_option:
> +            self.query_tool = os.path.join(
> +                self.target_dir, self.target, 'app', 'dpdk-procinfo 
> + %s' %
> self.prefix_option)
> +        else:
> +            self.query_tool = os.path.join(
> +                self.target_dir, self.target, 'app', 'dpdk-procinfo')
>          self.dpdk_proc_info = "%s -v -- -p %s" % (self.query_tool, 
> ports_mask)
> 
>      def parse_proc_info_xstat_output(self, msg):
> @@ -384,6 +397,7 @@ class TestEthtoolStats(TestCase):
>          except_content = None
>          try:
>              self.start_testpmd()
> +            self.init_proc_info()
>              self.set_testpmd()
>              self.check_xstat_command_list()
>          except Exception as e:
> @@ -401,6 +415,7 @@ class TestEthtoolStats(TestCase):
>          except_content = None
>          try:
>              self.start_testpmd()
> +            self.init_proc_info()
>              self.set_testpmd()
>              self.traffic()
>              self.clear_pmd_ports_stat() @@ -420,6 +435,7 @@ class
> TestEthtoolStats(TestCase):
>          except_content = None
>          try:
>              self.start_testpmd()
> +            self.init_proc_info()
>              self.set_testpmd()
>              self.check_xstat_statistic_integrity()
>          except Exception as e:
> @@ -462,7 +478,6 @@ class TestEthtoolStats(TestCase):
>          self.frame_sizes = [64, 72, 128, 256, 512, 1024]
>          # init binary
>          self.init_testpmd()
> -        self.init_proc_info()
>      #
>      # Test cases.
>      #
> --
> 2.17.1