Re: [Bug 723983] Re: virtio-net performance in 10Gbs lan

2011-03-21 Thread waltc
From what I can see it is.

On 03/20/2011 08:57 PM, Serge Hallyn wrote:
 @waltc,

 is this bug fixed for you in the latest natty qemu-kvm?  Latest natty is
 based on qemu-kvm-0.14.0 release, which you say includes the fixes you
 were looking for.


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[Bug 723983] Re: virtio-net performance in 10Gbs lan

2011-03-20 Thread waltc
** Changed in: qemu-kvm (Ubuntu)
   Status: Incomplete = Confirmed

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[Bug 723983] Re: virtio-net performance in 10Gbs lan

2011-03-14 Thread waltc
I don't know that I can successfully vet the fix. I can say from the hit
I found on some forum the guy with the 10Gb network verified as fixed
after applying the 'bottom-half fix. I will try that this w/e. I see you
changed the status to incomplete. Is that due to waiting on me? Oh, I
also appreciate you having gotten right on this.

Thank you!

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[Bug 723983] Re: virtio-net performance in 10Gbs lan

2011-03-07 Thread waltc
My omission. I thought I had said I was on 10.10. I am at 10.10 for both
UEC as well as guests.  I merely tried 11.04 to see if that resolved the
issue. However I really didn't expect to see a change, my nic is 1Gb. I
was helping a guy on the Euca mb that didn't realize there was a
virtio_net and then he came back with how it helped but only slightly
and his 10Gb network was running at slightly better than 1Gb.  I read a
blog by Graziano@Euca who mentioned work on Qemu and I went to their
site and saw the 0.14 was now GA, up from the rc1 in 11.04alpha. I
looked into it and saw the reference to bottom-half which was in the
other mb thread I tried to copy referring to the guy having rebuilt with
the bottom-half fix but found no other reference to it. But the,
aforementioned, guy did say that did resolve the issue, so yes, Qemu
0.14 resolves this problem.

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[Bug 723983] Re: virtio-net performance in 10Gbs lan

2011-03-05 Thread waltc
I believe this is fixed in QEMU 0.14... referring to changelist (first 
paragraph) on
http://wiki.qemu.org/Changelog/0.14#virtio

The references I gave above specifically referenced the authors applying
the 'bottom-half' fix, although they did not, as I recall, mention what
the fixed was against. Where QEMU 0.14 is final now will Natty pick the
final release of it?


To answer your questions, I am running 10.10 Maverick as the node controller 
and guest OS.  Does that fix go against the host (node controller OS or the 
guest OS? In other words, would running a current Natty ec2 image resolve the 
issue? 
Thanks!

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[Bug 723983] Re: virtio-net performance in 10Gbs lan

2011-03-05 Thread waltc
I used iperf -s on one instance and iperf -c xxx.xx.xx.xx on the client
image of two guest OS's running under UEC.

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[Bug 723983] Re: virtio-net performance in 10Gbs lan

2011-03-05 Thread waltc
I tried running natty guests and the results were actually slightly
slower. This makes sense as kvm is a host component and qemu is
affiliated with kvm. Presumably there is no guest component?

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  virtio-net performance in 10Gbs lan

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[Bug 723983] [NEW] virtio-net performance in 10Gbs lan

2011-02-23 Thread waltc
Public bug reported:

Is this a bug or configuration?

virtio_net performance
In the course of helping a fellow UEC user he, and consequently we, hit a 
potential bug. In the case of a system with an e1000 or even a Realtek NIK or 
simulated NIC performance sucks with the emulated driver in an instance. But 
changing the eucalyptus.conf settings for virtio_* to 1 the generated kvm 
command line uses virtio where possible. This brings performance up 
substancially. In the case of an e1000 or Realtek NIC performance is right 
about 800Mbs (very close to hardware speed. This is wonderful and way better 
than using a fully virtualized driver.


Client connecting to 172.19.1.8, TCP port 5001
TCP window size: 16.0 KByte (default)

[ 3] local 172.19.1.7 port 60596 connected with 172.19.1.8 port 5001
[ ID] Interval Transfer Bandwidth
[ 3] 0.0- 1.0 sec 67.4 MBytes 566 Mbits/sec
[ 3] 1.0- 2.0 sec 90.0 MBytes 755 Mbits/sec
[ 3] 2.0- 3.0 sec 90.5 MBytes 759 Mbits/sec
[ 3] 3.0- 4.0 sec 98.4 MBytes 826 Mbits/sec
[ 3] 4.0- 5.0 sec 91.9 MBytes 771 Mbits/sec
[ 3] 5.0- 6.0 sec 92.9 MBytes 779 Mbits/sec
[ 3] 6.0- 7.0 sec 94.0 MBytes 789 Mbits/sec
[ 3] 7.0- 8.0 sec 97.1 MBytes 815 Mbits/sec
[ 3] 8.0- 9.0 sec 103 MBytes 860 Mbits/sec
[ 3] 9.0-10.0 sec 95.7 MBytes 803 Mbits/sec
[ 3] 0.0-10.0 sec 921 MBytes 772 Mbits/sec

However for people running 10GB NIC cards by specifying virtio_net only
brings their speed up to just over 1GB/s.

ubuntu@172:~$ ./nuttcp 172.19.1.4 - virtual machine speed
1283.1875 MB / 10.00 sec = 1076.4544 Mbps 39 %TX 45 %RX 0 retrans 1.49 msRTT

Same test at the base install level - real measured machine speed

hoot@cloud1:~$ ./nuttcp 10.10.10.3
11048.6250 MB / 10.00 sec = 9265.0703 Mbps 38 %TX 87 %RX 0 retrans 0.22 msRTT

From just anecdotal hits on Google this appears to be an introduced bug
in recent versions of either KVM or Linux Kernel. I saw a thread where
if one were to recompile and install a different kvm-qemu the problem is
rectified. I open this thread in order to provide a central place to
separate fact from fiction and, hopefully, provide closure on this
issue.

If such a fix exists, will, or can, it be included in U11.04?

References:
http://www.mail-archive.com/kvm@vger.../msg42690.html
http://forum.proxmox.com/threads/500...et-performance

** Affects: qemu-kvm (Ubuntu)
 Importance: Undecided
 Status: New

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  virtio-net performance in 10Gbs lan

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[Bug 562189] Re: AttributeError: 'Libvirt' object has no attribute 'vm'

2011-01-02 Thread waltc
I also got this error on 10.10 and, to David's comment, changing the
name of the --hostname bypassed the problem as you created a new vm. But
using virsh or virt-manager to delete the pre-existing image resolved
the problem. However, my question is this. Is the -o option intended to
remove any files, including a preexisting image or does it just remove
other transient files that may exist but is NOT intended to delete what
may be a functioning production VM?

For myself, I am totally fine with Lennart's suggestion of an error
message if the vm exists already. Would someone clarify what the purpose
of the -o is in that case?

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  AttributeError: 'Libvirt' object has no attribute 'vm'

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[Bug 613033] Re: eucalyptus-cloud: cloud fails to start on separate install

2010-12-27 Thread waltc
I have eucalytus at 2.0~bzr1241-0ubuntu4,1

I receive the following when sourcing eucarc

WARN: Walrus URL is not configured.


In reviewing the cloud-error.log It shows an initial failure with


13:32:55 ERROR [SystemConfiguration:529263...@qtp-248808824-7] 
com.eucalyptus.util.EucalyptusCloudException: Error locating information for [S
ystemConfiguration id=-1 cloudHost=null defaultKernel=null defaultRamdisk=null 
registrationId=null maxUserPublicAddresses=null doDynamicPublic
Addresses=null systemReservedPublicAddresses=null dnsDomain=null 
nameserver=null nameserverAddress=null]
com.eucalyptus.util.EucalyptusCloudException: Error locating information for 
[SystemConfiguration id=-1 cloudHost=null defaultKernel=null defa
ultRamdisk=null registrationId=null maxUserPublicAddresses=null 
doDynamicPublicAddresses=null systemReservedPublicAddresses=null dnsDomain=nul
l nameserver=null nameserverAddress=null]
at 
com.eucalyptus.entities.EntityWrapper.getUnique(EntityWrapper.java:138)
at 
edu.ucsb.eucalyptus.cloud.entities.SystemConfiguration.getSystemConfiguration(SystemConfiguration.java:257)
at 
edu.ucsb.eucalyptus.admin.server.Registration.getRegistrationId(Registration.java:142)
at 
edu.ucsb.eucalyptus.admin.server.Registration.doGet(Registration.java:148)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
at 
org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:511)
at 
org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:390)
at 
org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
at 
org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182)
at 
org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:765)
at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:418)
at 
org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:230)
at 
org.mortbay.jetty.handler.HandlerCollection.handle(HandlerCollection.java:114)
at 
org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
at 
org.mortbay.jetty.handler.rewrite.RewriteHandler.handle(RewriteHandler.java:230)
at 
org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
at org.mortbay.jetty.Server.handle(Server.java:326)
at 
org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542)
at 
org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:926)
at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:549)
at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:212)
at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404)
at 
org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:410)
at 
org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582)
13:32:57 FATAL [Bootstrap$Stage:main] Fatal error occured during bootstrap: 
com.eucalyptus.bootstrap.Bootstrap$Stage.start:118
java.lang.IllegalStateException: Shutdown in progress
at 
java.lang.ApplicationShutdownHooks.add(ApplicationShutdownHooks.java:57)
at java.lang.Runtime.addShutdownHook(Runtime.java:209)
at com.eucalyptus.event.SystemClock.setupTimer(SystemClock.java:88)
at 
com.eucalyptus.ws.ServiceVerifyBootstrapper.start(ServiceVerifyBootstrapper.java:37)
at com.eucalyptus.bootstrap.Bootstrap$Stage.start(Bootstrap.java:112)
at 
com.eucalyptus.bootstrap.SystemBootstrapper.start(SystemBootstrapper.java:148)
13:32:57 ERROR [BootstrapException:main] Fatal error occured: 
com.eucalyptus.bootstrap.BootstrapException.fatal:54
java.lang.IllegalStateException: Shutdown in progress
at 
java.lang.ApplicationShutdownHooks.add(ApplicationShutdownHooks.java:57)
at java.lang.Runtime.addShutdownHook(Runtime.java:209)

It sure sounds like the same thing as 613033

Is there anything I can provide you to help diagnose my problem, which
may be this.

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[Bug 550689] Re: vmbuilder: error: no such option: --firstlogin

2010-06-12 Thread waltc
Is this going to be fixed and, if so, when?

I have this problem as well and the ec2- tools appear broken in lucid as
well.

Consequently I, and presumably others, can't build specialized images.

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[Bug 587340] Re: otherwise live instance goes deaf connection refused

2010-06-09 Thread waltc
What I discovered, which means there are several paths to this problem,
is the private address, in this case, remained valid. I can connect via
the private address.

I tried to connect then release with the intent of connect the original
ip address of 192.168.3.100 but in both cases got the error Address:
Permission denied while trying to release address: 192.168.3.100


The same error occurred when prefixed by sudo.

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[Bug 587340] Re: otherwise live instance goes deaf connection refused

2010-06-08 Thread waltc
OK, you asked for more information. I gave you the requested
information. Could this bug be placed in a status where it won't self
destruct if nobody picks it up in 53 days?

Thanks

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[Bug 587340] Re: otherwise live instance goes deaf connection refused

2010-06-02 Thread waltc
I believe it is 1.6.2

I followed https://help.ubuntu.com/community/UEC/PackageInstall to a tee.
The only variation was rather than installing on a 10.4 image of Ubuntu Server 
I installed it on Ubuntu Desktop at 10.4.

In order to insure the public addresses given the install script of the
cluster components did not interfere with anything previously in
existence I gave the ip address range 192.168.3.100-192.168.3.130 or
maybe it was 150, I think it was 130 though, so there would be 30
available public IPs.

I do have a VPNC configured but I do not know what magic it does with IP
addresses.

My Netgear router is on 192.168.0.2-192.168.0.254, the netmask is
255.255.0.0

the output from ifconfig is:

eth0  Link encap:Ethernet  HWaddr 00:1e:4f:b4:e2:b5  
  inet addr:192.168.0.6  Bcast:192.168.255.255  Mask:255.255.0.0
  inet6 addr: fe80::21e:4fff:feb4:e2b5/64 Scope:Link
  UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
  RX packets:3928276 errors:0 dropped:0 overruns:0 frame:0
  TX packets:4744355 errors:0 dropped:0 overruns:0 carrier:0
  collisions:0 txqueuelen:1000 
  RX bytes:2479644119 (2.4 GB)  TX bytes:3283396517 (3.2 GB)
  Interrupt:17 

loLink encap:Local Loopback  
  inet addr:127.0.0.1  Mask:255.0.0.0
  inet6 addr: ::1/128 Scope:Host
  UP LOOPBACK RUNNING  MTU:16436  Metric:1
  RX packets:23077137 errors:0 dropped:0 overruns:0 frame:0
  TX packets:23077137 errors:0 dropped:0 overruns:0 carrier:0
  collisions:0 txqueuelen:0 
  RX bytes:16565722660 (16.5 GB)  TX bytes:16565722660 (16.5 GB)

vmnet1Link encap:Ethernet  HWaddr 00:50:56:c0:00:01  
  inet addr:192.168.5.1  Bcast:192.168.5.255  Mask:255.255.255.0
  inet6 addr: fe80::250:56ff:fec0:1/64 Scope:Link
  UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
  RX packets:0 errors:0 dropped:0 overruns:0 frame:0
  TX packets:12230 errors:0 dropped:0 overruns:0 carrier:0
  collisions:0 txqueuelen:1000 
  RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)

vmnet8Link encap:Ethernet  HWaddr 00:50:56:c0:00:08  
  inet addr:172.16.207.1  Bcast:172.16.207.255  Mask:255.255.255.0
  inet6 addr: fe80::250:56ff:fec0:8/64 Scope:Link
  UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
  RX packets:0 errors:0 dropped:0 overruns:0 frame:0
  TX packets:12239 errors:0 dropped:0 overruns:0 carrier:0
  collisions:0 txqueuelen:1000 
  RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)

vmnet1 and 8 is, apparently, from VMWare Workstation which I use for a
Windows XP image.

According to the instructions for the aforementioned installation from
packages, the range I gave UEC was a unused, isolated range.

The UEC dhcp.conf is:
w...@cor720:~$ cat /var/run/eucalyptus/net/euca-dhcp.conf 
# automatically generated config file for DHCP server
default-lease-time 1200;
max-lease-time 1200;
ddns-update-style none;

shared-network euca {
subnet 172.19.1.0 netmask 255.255.255.224 {
  option subnet-mask 255.255.255.224;
  option broadcast-address 172.19.1.31;
  option domain-name-servers 192.168.0.1, 127.0.0.1;
  option routers 172.19.1.1;
}

host node-172.19.1.2 {
  hardware ethernet d0:0d:41:31:06:66;
  fixed-address 172.19.1.2;
}

host node-172.19.1.3 {
  hardware ethernet d0:0d:3E:C4:07:F8;
  fixed-address 172.19.1.3;
}

host node-172.19.1.4 {
  hardware ethernet d0:0d:39:38:07:41;
  fixed-address 172.19.1.4;
}

host node-172.19.1.5 {
  hardware ethernet d0:0d:58:A4:0A:49;
  fixed-address 172.19.1.5;
}
}

The single node controller machine was installed from a Ubuntu Server
10.4 cd and is reserved the address 192.168.0.12 on the aforementioned
wireless router. On it I constructed the bridged network precisely to
the instructions given in the url noted above:

interface=eth0
bridge=br0
sudo sed -i s/^iface $interface inet \(.*\)$/iface $interface inet 
manual\n\nauto br0\niface $bridge inet \1/ /etc/network/interfaces
sudo tee -a /etc/network/interfaces EOF
bridge_ports $interface
bridge_fd 9
bridge_hello 2
bridge_maxage 12
bridge_stp off
EOF

Feel free to request whatever else I can provide to assist you.
Thanks,
Walt

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[Bug 587340] [NEW] otherwise live instance goes deaf connection refused

2010-05-29 Thread waltc
Public bug reported:

I had an instance up and running for hours, quite successfully. I left
it alone for awhile and when I went back to that cmd session the window
was dead, as when you shell into another machine and drop the vpn. In
that case the entire window is unresponsive.

I tried opening another session and logging in from there. no good.
I tried rebooting the instance and then logging back in. no good. I do not 
believe the instance rebooted at all.
I did a describe-instances and it showed as running.
I did a terminate-instance and it shutdown.
I restarted it and still can not get in. To my knowledge nothing happened at 
the cluster.

No matter what I do I receive, after a suitable delay

ssh: connect to host 192.168.3.100 port 22: Connection refused

I tried the private ip address with the same results.

I suspect that isn't enough for anyone to diagnose what happened, unless
it is a known bug.

Where should I look for the answer, and better yet, what would prevent
that in the future.  It had been running fine. I had a mysql  as well as
tomcat 6 tasksel up and running on it. I had copied over a complete over
2M row database and was accessing it through the instance, until it went
silent.

Thanks,

Walt

** Affects: eucalyptus (Ubuntu)
 Importance: Undecided
 Status: New

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[Bug 587340] Re: otherwise live instance goes deaf connection refused

2010-05-29 Thread waltc
There is more history and documentation in Question #112157

Effectively I am running the cluster controller of a managednvlan UEC on an 
instance of Ubuntu 10.4 Desktop. What I had noticed, over time is running 
instances would go deaf, often times with what looks like valid IP addresses 
listed in the describe-instances output. Both the public and private IP 
addresses would be unavailable. 
What's odd is that in the case of an intervening vpn session after the vpn 
session was closed, the ip endpoints to that cloud instance were removed.

Even if there were a separate dedicated cc would not one lose
connectivity from the client machine? My existing (and previously
existing) network was the 192.168.0.xxx served by my wireless router.
The segment reserved for the cloud instances public IP address was
192.168.3.0-3.50 or some such limited range.

What is avahi and why is it withdrawing the endpoint IPs to the cloud
instance?

More information...consider this:
May 28 18:26:19 cor720 NetworkManager: info Maximum Segment Size (MSS): 0
May 28 18:26:19 cor720 NetworkManager: info Static Route: 10.0.0.0/8 Next 
Hop: 10.0.0.0
May 28 18:26:19 cor720 NetworkManager: info Static Route: 192.168.251.0/24 
Next Hop: 192.168.251.0
May 28 18:26:19 cor720 NetworkManager: info Static Route: 192.168.22.0/24 
Next Hop: 192.168.22.0
May 28 18:26:19 cor720 NetworkManager: info Static Route: 192.168.23.0/24 
Next Hop: 192.168.23.0
May 28 18:26:19 cor720 NetworkManager: info Static Route: 192.168.24.0/24 
Next Hop: 192.168.24.0
May 28 18:26:19 cor720 NetworkManager: info Static Route: 63.131.134.0/24 
Next Hop: 63.131.134.0
May 28 18:26:19 cor720 NetworkManager: info Static Route: 208.111.81.157/32 
Next Hop: 208.111.81.157
May 28 18:26:19 cor720 NetworkManager: info Static Route: 208.111.81.159/32 
Next Hop: 208.111.81.159
May 28 18:26:19 cor720 NetworkManager: info Static Route: 72.20.25.16/32 Next 
Hop: 72.20.25.16
May 28 18:26:19 cor720 NetworkManager: info Static Route: 209.249.222.54/32 
Next Hop: 209.249.222.54
May 28 18:26:19 cor720 NetworkManager: info Internal IP4 DNS: 10.50.33.21
May 28 18:26:19 cor720 NetworkManager: info Internal IP4 DNS: 10.5.4.1
May 28 18:26:19 cor720 NetworkManager: info DNS Domain: 'na.global.ad'
May 28 18:26:19 cor720 NetworkManager: info Login Banner:
May 28 18:26:19 cor720 NetworkManager: info 
-
May 28 18:26:19 cor720 NetworkManager: info 
-
May 28 18:26:19 cor720 vpnc[3537]: can't open pidfile /var/run/vpnc/pid for 
writing
May 28 18:26:20 cor720 NetworkManager: info VPN connection 'Monster 
(Maynard)' (IP Config Get) complete.
May 28 18:26:20 cor720 NetworkManager: info Policy set 'Monster (Maynard)' 
(tun0) as default for routing and DNS.
May 28 18:26:20 cor720 vmnetBridge: RTM_NEWROUTE: index:5
May 28 18:26:20 cor720 NetworkManager: info VPN plugin state changed: 4
May 28 18:26:20 cor720 nm-dispatcher.action: Script 
'/etc/NetworkManager/dispatcher.d/01ifupdown' exited with error status 1.
May 28 18:27:36 cor720 dhcpd: DHCPREQUEST for 172.19.1.2 from d0:0d:30:cf:06:f7 
via eth0
May 28 18:27:36 cor720 dhcpd: DHCPACK on 172.19.1.2 to d0:0d:30:cf:06:f7 via 
eth0
May 28 18:28:26 cor720 vpnc[3537]: select: Interrupted system call
May 28 18:28:26 cor720 vpnc[3537]: terminated by signal: 15
May 28 18:28:26 cor720 avahi-daemon[1175]: Withdrawing address record for 
172.19.1.1 on eth0.
May 28 18:28:26 cor720 avahi-daemon[1175]: Withdrawing address record for 
192.168.3.100 on eth0.
May 28 18:28:27 cor720 NetworkManager: info Policy set 'Auto eth0' (eth0) as 
default for routing and DNS.
May 28 18:28:27 cor720 vmnetBridge: RTM_NEWROUTE: index:2

There was a, likely, corresponding loss of signal to the open connection to the 
instance:
When I say it I tried to log on again.
I tried restarting eucalyptus on the cluster as well as the eucalyptus-cc
ubu...@ip-172-19-1-2:~$ Write failed: Broken pipe
w...@cor720:~$ ssh -i .euca/mykey.priv ubu...@192.168.3.100
ssh: connect to host 192.168.3.100 port 22: Connection timed out
w...@cor720:~$ ssh -i .euca/mykey.priv ubu...@192.168.3.100
ssh: connect to host 192.168.3.100 port 22: Connection timed out
w...@cor720:~$

I looked at the tail end of the console log and found this:
I also tried rebooting the instance:

Begin: Running /scripts/local-bottom ...
Done.
Done.
Begin: Running /scripts/init-bottom ...
Done.
cloud-init running: Sat, 29 May 2010 01:29:42 +. up 9.06 seconds

waiting for metadata service at 
http://169.254.169.254/2009-04-04/meta-data/instance-id
  01:29:44 [ 1/100]: url error [timed out]
  01:29:47 [ 2/100]: url error [timed out]
  01:29:50 [ 3/100]: url error [timed out]
  01:29:51 [ 4/100]: url error [[Errno 113] No route to host]
  01:29:54 [ 5/100]: url error [timed out]
  01:29:57 [ 6/100]: url error [timed out]
  01:30:01 [ 7/100]: url error [timed out]
  01:30:05 [ 8/100]: url error [timed out]
  01:30:09 [ 9/100]: url error [timed out]
  01:30:13