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<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>I would expect that taking the timestamp after the post would
artificially lower the results – the time stamp should be taken just before posting,
so that the time it takes to post is taken into account.<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>

<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>If the IBAL tests take the timestamp after posting, those tests
need to be updated.<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>

<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>-Fab<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>

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<p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span
style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> ofw-bounces@lists.openfabrics.org
[mailto:ofw-bounces@lists.openfabrics.org] <b>On Behalf Of </b>Leonid Keller<br>
<b>Sent:</b> Wednesday, February 18, 2009 11:22 AM<br>
<b>To:</b> ofw@lists.openfabrics.org<br>
<b>Subject:</b> RE: [ofw][patch][WinVerbs tests] Re: fix IPv6 related
connection problem <o:p></o:p></span></p>

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</div>

<p class=MsoNormal><o:p> </o:p></p>

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<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";
color:blue'>This is an updated patch to WinVerbs tests.</span><o:p></o:p></p>

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<div>

<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";
color:blue'>It solves two problems:</span><o:p></o:p></p>

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<div>

<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";
color:blue'>1. Support correct work with both IPv6 and IPv4 host addresses;</span><o:p></o:p></p>

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<div>

<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";
color:blue'>2. Calculate correctly the latencies on win2k8.</span><o:p></o:p></p>

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<p class=MsoNormal> <o:p></o:p></p>

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<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";
color:blue'>After the fix WinVerbs' performance tests shows approximately the
same results as Ibal's ones.</span><o:p></o:p></p>

</div>

<div>

<p class=MsoNormal> <o:p></o:p></p>

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<div>

<p class=MsoNormal> <o:p></o:p></p>

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<p class=MsoNormal> <o:p></o:p></p>

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<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";
color:blue'>Index: tests/perftest/rdma_bw/rdma_bw.c<br>
===================================================================<br>
--- tests/perftest/rdma_bw/rdma_bw.c (revision 1977)<br>
+++ tests/perftest/rdma_bw/rdma_bw.c (working copy)<br>
@@ -384,10 +384,10 @@<br>
   for (t = res; t; t = t->ai_next) {<br>
    sockfd = socket(t->ai_family, t->ai_socktype,
t->ai_protocol);<br>
    if (sockfd != INVALID_SOCKET) {<br>
+    n = 0;<br>
+    setsockopt(sockfd,IPPROTO_IPV6,IPV6_V6ONLY,(char *)
&n, sizeof n);<br>
     n = 1;<br>
- <br>
     setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR,
(char *) &n, sizeof n);<br>
- <br>
     if (!bind(sockfd, t->ai_addr,
t->ai_addrlen))<br>
      break;<br>
     closesocket(sockfd);<br>
Index: tests/perftest/rdma_lat/rdma_lat.c<br>
===================================================================<br>
--- tests/perftest/rdma_lat/rdma_lat.c (revision 1977)<br>
+++ tests/perftest/rdma_lat/rdma_lat.c (working copy)<br>
@@ -439,8 +439,8 @@<br>
   for (t = res; t; t = t->ai_next) {<br>
    sockfd = socket(t->ai_family, t->ai_socktype,
t->ai_protocol);<br>
    if (sockfd != INVALID_SOCKET) {<br>
-    n = 1;<br>
- <br>
+    n = 0;<br>
+    setsockopt(sockfd,IPPROTO_IPV6,IPV6_V6ONLY,(char *)
&n, sizeof n);<br>
     if (!bind(sockfd, t->ai_addr,
t->ai_addrlen))<br>
      break;<br>
     closesocket(sockfd);<br>
@@ -1177,7 +1177,6 @@<br>
 <br>
   if (scnt < iters) {<br>
    struct ibv_send_wr *bad_wr;<br>
-   tstamp[scnt] = get_cycles();<br>
 <br>
    *post_buf = (char)++scnt;<br>
    if (ibv_post_send(qp, wr, &bad_wr)) {<br>
@@ -1185,6 +1184,7 @@<br>
      scnt);<br>
     return 11;<br>
    }<br>
+   tstamp[scnt-1] = get_cycles();<br>
   }<br>
 <br>
   if (ccnt < iters) {<br>
Index: tests/perftest/read_bw/read_bw.c<br>
===================================================================<br>
--- tests/perftest/read_bw/read_bw.c (revision 1977)<br>
+++ tests/perftest/read_bw/read_bw.c (working copy)<br>
@@ -208,10 +208,10 @@<br>
  for (t = res; t; t = t->ai_next) {<br>
   sockfd = socket(t->ai_family, t->ai_socktype,
t->ai_protocol);<br>
   if (sockfd != INVALID_SOCKET) {<br>
+   n = 0;<br>
+   setsockopt(sockfd,IPPROTO_IPV6,IPV6_V6ONLY,(char *) &n,
sizeof n);<br>
    n = 1;<br>
-<br>
    setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, (char *)
&n, sizeof n);<br>
-<br>
    if (!bind(sockfd, t->ai_addr, t->ai_addrlen))<br>
     break;<br>
    closesocket(sockfd);<br>
Index: tests/perftest/read_lat/read_lat.c<br>
===================================================================<br>
--- tests/perftest/read_lat/read_lat.c (revision 1977)<br>
+++ tests/perftest/read_lat/read_lat.c (working copy)<br>
@@ -252,10 +252,10 @@<br>
  for (t = res; t; t = t->ai_next) {<br>
   sockfd = socket(t->ai_family, t->ai_socktype,
t->ai_protocol);<br>
   if (sockfd != INVALID_SOCKET) {<br>
+   n = 0;<br>
+   setsockopt(sockfd,IPPROTO_IPV6,IPV6_V6ONLY,(char *) &n,
sizeof n);<br>
    n = 1;<br>
-<br>
    setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, (char *)
&n, sizeof n);<br>
-<br>
    if (!bind(sockfd, t->ai_addr, t->ai_addrlen))<br>
     break;<br>
    closesocket(sockfd);<br>
@@ -675,12 +675,12 @@<br>
  while (scnt < user_param->iters ) {<br>
   struct ibv_send_wr *bad_wr;<br>
   *post_buf = (char)++scnt;<br>
-  tstamp[scnt - 1] = get_cycles();<br>
   if (ibv_post_send(qp, wr, &bad_wr)) {<br>
    fprintf(stderr, "Couldn't post send:
scnt=%d\n",<br>
     scnt);<br>
    return 11;<br>
   }<br>
+  tstamp[scnt - 1] = get_cycles();<br>
   if (user_param->use_event) {<br>
    struct ibv_cq *ev_cq;<br>
    void         
*ev_ctx;<br>
Index: tests/perftest/send_bw/send_bw.c<br>
===================================================================<br>
--- tests/perftest/send_bw/send_bw.c (revision 1977)<br>
+++ tests/perftest/send_bw/send_bw.c (working copy)<br>
@@ -223,10 +223,10 @@<br>
  for (t = res; t; t = t->ai_next) {<br>
   sockfd = socket(t->ai_family, t->ai_socktype,
t->ai_protocol);<br>
   if (sockfd != INVALID_SOCKET) {<br>
+   n = 0;<br>
+   setsockopt(sockfd,IPPROTO_IPV6,IPV6_V6ONLY,(char *) &n,
sizeof n);<br>
    n = 1;<br>
-<br>
    setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, (char *)
&n, sizeof n);<br>
-<br>
    if (!bind(sockfd, t->ai_addr, t->ai_addrlen))<br>
     break;<br>
    closesocket(sockfd);<br>
Index: tests/perftest/send_lat/send_lat.c<br>
===================================================================<br>
--- tests/perftest/send_lat/send_lat.c (revision 1977)<br>
+++ tests/perftest/send_lat/send_lat.c (working copy)<br>
@@ -263,10 +263,9 @@<br>
  for (t = res; t; t = t->ai_next) {<br>
   sockfd = socket(t->ai_family, t->ai_socktype,
t->ai_protocol);<br>
   if (sockfd != INVALID_SOCKET) {<br>
+   setsockopt(sockfd,IPPROTO_IPV6,IPV6_V6ONLY,(char *) &n,
sizeof n);<br>
    n = 1;<br>
-<br>
    setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, (char *)
&n, sizeof n);<br>
-<br>
    if (!bind(sockfd, t->ai_addr, t->ai_addrlen))<br>
     break;<br>
    closesocket(sockfd);<br>
@@ -911,13 +910,13 @@<br>
 <br>
    }<br>
    /* client post first */<br>
-   tstamp[scnt] = get_cycles();<br>
    *post_buf = (char)++scnt;<br>
    if (ibv_post_send(qp, wr, &bad_wr)) {<br>
     fprintf(stderr, "Couldn't post send:
scnt=%d\n",<br>
      scnt);<br>
     return 11;<br>
    }<br>
+   tstamp[scnt-1] = get_cycles();<br>
   }<br>
   if (poll == 1) {<br>
    struct ibv_wc wc;<br>
Index: tests/perftest/write_bw/write_bw.c<br>
===================================================================<br>
--- tests/perftest/write_bw/write_bw.c (revision 1977)<br>
+++ tests/perftest/write_bw/write_bw.c (working copy)<br>
@@ -217,10 +217,10 @@<br>
  for (t = res; t; t = t->ai_next) {<br>
   sockfd = socket(t->ai_family, t->ai_socktype,
t->ai_protocol);<br>
   if (sockfd != INVALID_SOCKET) {<br>
+   n = 0;<br>
+   setsockopt(sockfd,IPPROTO_IPV6,IPV6_V6ONLY,(char *) &n,
sizeof n);<br>
    n = 1;<br>
-<br>
    setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, (char *)
&n, sizeof n);<br>
-<br>
    if (!bind(sockfd, t->ai_addr, t->ai_addrlen))<br>
     break;<br>
    closesocket(sockfd);<br>
Index: tests/perftest/write_bw_postlist/write_bw_postlist.c<br>
===================================================================<br>
--- tests/perftest/write_bw_postlist/write_bw_postlist.c (revision 1977)<br>
+++ tests/perftest/write_bw_postlist/write_bw_postlist.c (working copy)<br>
@@ -220,10 +220,10 @@<br>
  for (t = res; t; t = t->ai_next) {<br>
   sockfd = socket(t->ai_family, t->ai_socktype, t->ai_protocol);<br>
   if (sockfd >= 0) {<br>
+   n = 0;<br>
+   setsockopt(sockfd,IPPROTO_IPV6,IPV6_V6ONLY,(char *) &n,
sizeof n);<br>
    n = 1;<br>
-<br>
    setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, &n,
sizeof n);<br>
-<br>
    if (!bind(sockfd, t->ai_addr, t->ai_addrlen))<br>
     break;<br>
    close(sockfd);<br>
Index: tests/perftest/write_lat/write_lat.c<br>
===================================================================<br>
--- tests/perftest/write_lat/write_lat.c (revision 1977)<br>
+++ tests/perftest/write_lat/write_lat.c (working copy)<br>
@@ -249,10 +249,10 @@<br>
  for (t = res; t; t = t->ai_next) {<br>
   sockfd = socket(t->ai_family, t->ai_socktype,
t->ai_protocol);<br>
   if (sockfd != INVALID_SOCKET) {<br>
+   n = 0;<br>
+   setsockopt(sockfd,IPPROTO_IPV6,IPV6_V6ONLY,(char *) &n,
sizeof n);<br>
    n = 1;<br>
-<br>
    setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, (char *)
&n, sizeof n);<br>
-<br>
    if (!bind(sockfd, t->ai_addr, t->ai_addrlen))<br>
     break;<br>
    closesocket(sockfd);<br>
@@ -711,7 +711,6 @@<br>
 <br>
   if (scnt < user_param->iters) {<br>
    struct ibv_send_wr *bad_wr;<br>
-   tstamp[scnt] = get_cycles();<br>
 <br>
    *post_buf = (char)++scnt;<br>
 <br>
@@ -720,6 +719,7 @@<br>
      scnt);<br>
     return 11;<br>
    }<br>
+   tstamp[scnt-1] = get_cycles();<br>
   }<br>
 <br>
   if (ccnt < user_param->iters) {<br>
Index: ulp/libibverbs/examples/rc_pingpong/rc_pingpong.c<br>
===================================================================<br>
--- ulp/libibverbs/examples/rc_pingpong/rc_pingpong.c (revision 1977)<br>
+++ ulp/libibverbs/examples/rc_pingpong/rc_pingpong.c (working copy)<br>
@@ -207,10 +207,10 @@<br>
  for (t = res; t; t = t->ai_next) {<br>
   sockfd = socket(t->ai_family, t->ai_socktype,
t->ai_protocol);<br>
   if (sockfd != INVALID_SOCKET) {<br>
+   n = 0;<br>
+   setsockopt(sockfd,IPPROTO_IPV6,IPV6_V6ONLY,(char *) &n,
sizeof n);<br>
    n = 1;<br>
-<br>
    setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, (char *)
&n, sizeof n);<br>
-<br>
    if (!bind(sockfd, t->ai_addr, t->ai_addrlen))<br>
     break;<br>
    closesocket(sockfd);<br>
Index: ulp/libibverbs/examples/srq_pingpong/srq_pingpong.c<br>
===================================================================<br>
--- ulp/libibverbs/examples/srq_pingpong/srq_pingpong.c (revision 1977)<br>
+++ ulp/libibverbs/examples/srq_pingpong/srq_pingpong.c (working copy)<br>
@@ -248,10 +248,10 @@<br>
  for (t = res; t; t = t->ai_next) {<br>
   sockfd = socket(t->ai_family, t->ai_socktype,
t->ai_protocol);<br>
   if (sockfd >= 0) {<br>
+   n = 0;<br>
+   setsockopt(sockfd,IPPROTO_IPV6,IPV6_V6ONLY,(char *) &n,
sizeof n);<br>
    n = 1;<br>
-<br>
    setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, &n,
sizeof n);<br>
-<br>
    if (!bind(sockfd, t->ai_addr, t->ai_addrlen))<br>
     break;<br>
    close(sockfd);<br>
Index: ulp/libibverbs/examples/uc_pingpong/uc_pingpong.c<br>
===================================================================<br>
--- ulp/libibverbs/examples/uc_pingpong/uc_pingpong.c (revision 1977)<br>
+++ ulp/libibverbs/examples/uc_pingpong/uc_pingpong.c (working copy)<br>
@@ -194,10 +194,10 @@<br>
  for (t = res; t; t = t->ai_next) {<br>
   sockfd = socket(t->ai_family, t->ai_socktype,
t->ai_protocol);<br>
   if (sockfd != INVALID_SOCKET) {<br>
+   n = 0;<br>
+   setsockopt(sockfd,IPPROTO_IPV6,IPV6_V6ONLY,(char *) &n,
sizeof n);<br>
    n = 1;<br>
-<br>
    setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, (char *)
&n, sizeof n);<br>
-<br>
    if (!bind(sockfd, t->ai_addr, t->ai_addrlen))<br>
     break;<br>
    closesocket(sockfd);<br>
Index: ulp/libibverbs/examples/ud_pingpong/ud_pingpong.c<br>
===================================================================<br>
--- ulp/libibverbs/examples/ud_pingpong/ud_pingpong.c (revision 1977)<br>
+++ ulp/libibverbs/examples/ud_pingpong/ud_pingpong.c (working copy)<br>
@@ -195,10 +195,10 @@<br>
  for (t = res; t; t = t->ai_next) {<br>
   sockfd = socket(t->ai_family, t->ai_socktype,
t->ai_protocol);<br>
   if (sockfd != INVALID_SOCKET) {<br>
+   n = 0;<br>
+   setsockopt(sockfd,IPPROTO_IPV6,IPV6_V6ONLY,(char *) &n,
sizeof n);<br>
    n = 1;<br>
-<br>
    setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, (char *)
&n, sizeof n);<br>
-<br>
    if (!bind(sockfd, t->ai_addr, t->ai_addrlen))<br>
     break;<br>
    closesocket(sockfd);</span><o:p></o:p></p>

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