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From: "Tu, Lijuan" <lijuan.tu@intel.com>
To: "Ma, LihongX" <lihongx.ma@intel.com>,
	"dts@dpdk.org" <dts@dpdk.org>, "Xie, WeiX" <weix.xie@intel.com>
Cc: "Ma, LihongX" <lihongx.ma@intel.com>
Subject: Re: [dts] [PATCH V1] framework/pktgen_trex: check the port status	before start transmission
Date: Thu, 11 Jun 2020 12:16:56 +0000	[thread overview]
Message-ID: <8CE3E05A3F976642AAB0F4675D0AD20E0BC5BC02@SHSMSX101.ccr.corp.intel.com> (raw)
In-Reply-To: <1591233939-19335-1-git-send-email-lihongx.ma@intel.com>

Applied, thanks

-----Original Message-----
From: dts <dts-bounces@dpdk.org> On Behalf Of lihong
Sent: 2020年6月4日 9:26
To: dts@dpdk.org; Xie, WeiX <weix.xie@intel.com>
Cc: Ma, LihongX <lihongx.ma@intel.com>
Subject: [dts] [PATCH V1] framework/pktgen_trex: check the port status before start transmission

Signed-off-by: lihong <lihongx.ma@intel.com>
---
 framework/pktgen_trex.py | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/framework/pktgen_trex.py b/framework/pktgen_trex.py index 202c778..8da0c84 100644
--- a/framework/pktgen_trex.py
+++ b/framework/pktgen_trex.py
@@ -790,6 +790,21 @@ class TrexPacketGenerator(PacketGenerator):
         rate_percent = "{0}%".format(options.get('rate') or
                                      self._traffic_opt.get('rate') or
                                      '100')
+        # check the link status before transmission
+        self.logger.info('check the trex port link status')
+        for port in self._traffic_ports:
+            try_times = 0
+            port_attr = self._conn.get_port_attr(port)
+            while try_times < 5:
+                self.logger.info(pformat(port_attr))
+                if 'link' in port_attr.keys() and port_attr['link'].lower() == 'down':
+                    time.sleep(2)
+                    try_times = try_times + 1
+                    port_attr = self._conn.get_port_attr(port)
+                else:
+                    break
+                if try_times == 5 and port_attr['link'].lower() == 'down':
+                    self.logger.error('the port: %d link status is 
+ down, the transmission can not work right' % port)
         try:
             # clear the stats before injecting
             self._conn.clear_stats()
--
2.7.4


      parent reply	other threads:[~2020-06-11 12:17 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-04  1:25 lihong
2020-06-05  7:46 ` Xie, WeiX
2020-06-11 12:16 ` Tu, Lijuan [this message]

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