<br>got zero tx/rx errors...<br><br><br>even the ping returned 0% packet loss, though there was sum random sharp jumps in repsonse time<br><br><br>64 bytes from <a href="http://10.0.0.51">10.0.0.51</a>: icmp_seq=7780 ttl=64 time=
0.097 ms<br>64 bytes from <a href="http://10.0.0.51">10.0.0.51</a>: icmp_seq=7781 ttl=64 time=0.096 ms<br>64 bytes from <a href="http://10.0.0.51">10.0.0.51</a>: icmp_seq=7782 ttl=64 time=0.096 ms<br>64 bytes from <a href="http://10.0.0.51">
10.0.0.51</a>: icmp_seq=7783 ttl=64 time=0.095 ms<br>64 bytes from <a href="http://10.0.0.51">10.0.0.51</a>: icmp_seq=7784 ttl=64 time=0.095 ms<br>64 bytes from <a href="http://10.0.0.51">10.0.0.51</a>: icmp_seq=7785 ttl=64 time=
3.49 ms<br>64 bytes from <a href="http://10.0.0.51">10.0.0.51</a>: icmp_seq=7786 ttl=64 time=6.94 ms<br>64 bytes from <a href="http://10.0.0.51">10.0.0.51</a>: icmp_seq=7787 ttl=64 time=7.69 ms<br>64 bytes from <a href="http://10.0.0.51">
10.0.0.51</a>: icmp_seq=7788 ttl=64 time=2.69 ms<br>64 bytes from <a href="http://10.0.0.51">10.0.0.51</a>: icmp_seq=7789 ttl=64 time=7.75 ms<br>64 bytes from <a href="http://10.0.0.51">10.0.0.51</a>: icmp_seq=7790 ttl=64 time=
7.28 ms<br>64 bytes from <a href="http://10.0.0.51">10.0.0.51</a>: icmp_seq=7791 ttl=64 time=1.95 ms<br>64 bytes from <a href="http://10.0.0.51">10.0.0.51</a>: icmp_seq=7792 ttl=64 time=0.102 ms<br>64 bytes from <a href="http://10.0.0.51">
10.0.0.51</a>: icmp_seq=7793 ttl=64 time=3.81 ms<br>64 bytes from <a href="http://10.0.0.51">10.0.0.51</a>: icmp_seq=7794 ttl=64 time=0.097 ms<br>64 bytes from <a href="http://10.0.0.51">10.0.0.51</a>: icmp_seq=7795 ttl=64 time=
3.44 ms<br>64 bytes from <a href="http://10.0.0.51">10.0.0.51</a>: icmp_seq=7796 ttl=64 time=0.109 ms<br>64 bytes from <a href="http://10.0.0.51">10.0.0.51</a>: icmp_seq=7797 ttl=64 time=0.096 ms<br><br>64 bytes from <a href="http://10.0.0.51">
10.0.0.51</a>: icmp_seq=9827 ttl=64 time=0.099 ms<br>64 bytes from <a href="http://10.0.0.51">10.0.0.51</a>: icmp_seq=9828 ttl=64 time=5.07 ms<br>64 bytes from <a href="http://10.0.0.51">10.0.0.51</a>: icmp_seq=9829 ttl=64 time=
0.098 ms<br>64 bytes from <a href="http://10.0.0.51">10.0.0.51</a>: icmp_seq=9830 ttl=64 time=1.15 ms<br>64 bytes from <a href="http://10.0.0.51">10.0.0.51</a>: icmp_seq=9831 ttl=64 time=0.267 ms<br>64 bytes from <a href="http://10.0.0.51">
10.0.0.51</a>: icmp_seq=9832 ttl=64 time=0.095 ms<br><br>64 bytes from <a href="http://10.0.0.51">10.0.0.51</a>: icmp_seq=9858 ttl=64 time=0.240 ms<br>64 bytes from <a href="http://10.0.0.51">10.0.0.51</a>: icmp_seq=9859 ttl=64 time=
1.74 ms<br>64 bytes from <a href="http://10.0.0.51">10.0.0.51</a>: icmp_seq=9860 ttl=64 time=2.11 ms<br>64 bytes from <a href="http://10.0.0.51">10.0.0.51</a>: icmp_seq=9861 ttl=64 time=0.927 ms<br><br>64 bytes from <a href="http://10.0.0.51">
10.0.0.51</a>: icmp_seq=9997 ttl=64 time=0.096 ms<br>64 bytes from <a href="http://10.0.0.51">10.0.0.51</a>: icmp_seq=9998 ttl=64 time=0.108 ms<br>64 bytes from <a href="http://10.0.0.51">10.0.0.51</a>: icmp_seq=9999 ttl=64 time=
1.74 ms<br><br><div><span class="gmail_quote">On 5/24/06, <b class="gmail_sendername">Jacques Caron</b> <<a href="mailto:jc@oxado.com">jc@oxado.com</a>> wrote:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
Hi,<br><br>Start by checking your interface error counters on your servers<br>(netstat -in) and switches. Also try a nice big ping -i 0.01 -c 10000<br>between the boxes to see if you have any kind of packet loss.<br><br>Jacques.
<br><br>At 15:52 23/05/2006, Kamran Nisar wrote:<br><br>>hey alll...<br>>we are having a weird problem with memcache.. descriptions below.<br>><br>>the problem:<br>>we shifted our hosting company, and ever since we got at the new
<br>>one.. we have been getting random connection error to memcache...<br>>we've run various packets transfers during the memcache test to see<br>>if a similar error is encountered there.. but the the problem seems
<br>>to occur with memcache only..<br>><br>><br>>the memcached lies on anoher machine, and the hits are generated<br>>using ab, when using anything above total of 1000 and concurrent of<br>>150 connections.. we start getting random errors.. the errors are
<br>>mentioned below<br>><br>>------<br>>PHP Warning: Memcache::pconnect() [<a<br>>href='function.pconnect'>function.pconnect</a>]: Can't connect to<br>><<a href="http://10.0.0.51:11211">
http://10.0.0.51:11211</a>><a href="http://10.0.0.51:11211">10.0.0.51:11211</a>, Unknown error (0)<br>>PHP Warning: Memcache::pconnect() [<a href='<br>>function.pconnect'>function.pconnect</a>]: Can't connect to
<br>><<a href="http://10.0.0.51:11211">http://10.0.0.51:11211</a>><a href="http://10.0.0.51:11211">10.0.0.51:11211</a>, Connection timed out (110)<br>><br>>increased the port range to accomadate over 64K connections,
<br>>recompiled the kernel to accomodate TIME_WAIT to 2 secs, tried<br>>setting up memcached on the same machine, remote machine.. but the<br>>errorr keeps randonmly showing up...<br>><br>>we are currently using 100Mbps ethernet cards , while previously we
<br>>had gigabit ethernet on managed switches.. and we have also swtiched<br>>from intel to 64 bit AMD<br>><br>><br>><br>>any suggestions/ides for debugging or reasons as to why the random<br>>connect error comes up...
<br>>--<br>>Regards<br>>M Kamran Nisar,<br><br><br></blockquote></div><br><br clear="all"><br>-- <br>Regards<br>M Kamran Nisar,