Category: Openstack

Instance chart

You can now select a VM, click the “log” button on the bottom, you can see vm’s cpu/memory chart.


2014/01/08 0

you can start nova in this way

When you failed to start nova-network or nova-compute by command “service nova-compute start”, the log will has nothing. But you can solve this by “service nova-compute start && ps aux|grep nova-compute”, this command will list out the command line to start nova-compute, just paste that into your terminal, now your nova-compute is running directly rather…
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2014/01/07 0

Titan Architecture (2014/01/05 update)

This is the Titan architectural diagram. Titan solution consists of 4 projects, they are: 1. Titan Server – It is the core part of the system, it used to controls all openstack services (nova, neutron, etc…). The role of the titan server is to execute the command from Titan management tool. 2. Titan – It…
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2014/01/05 0

Great article about openstack+linux network

Great article about openstack+linux network http://robhirschfeld.com/2013/10/16/openstack-neutron-using-linux-bridges-technical-explanation/


2014/01/04 0

“nova show” command doesn’t retrieve all the log records from table instance_faults

I am designing the log window (see below) for titan to show the error log for an instance. When the instance is fail to start, i can use “nova show” to get the error message, but the message is only the last record of table instance_faults, so the log message is not complete. Any openstack command…
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2014/01/04 0

Titan Log window

When you try to launch a new VM, and if it is failed. You can click the “Log” button to view the error message, this help you to trace the error.


2014/01/03 0

finally bring up windows 7 in openstack

finally bring up windows 7 in openstack, one weird thing is : I don’t need to install virtio driver to make it works.


2013/12/28 3

My new switch TP-Link

My new switch TP-Link, very cheap, just $628 HKD. Will buy two more computers to setup a better openstack lab.


2013/12/24 0

devstack neutron problem

When you meet the following error when starting devtsack with neutron, add “enable_service q-lbaas” in your localrc. Error: My localrc After the fix, my neutron is running


2013/12/23 2

Titan on retina display

Titan on retina display, all icons are smooth, but don’t know why the CPU is high when controlling over 40 VMs.


2013/12/16 0

Nothing special

Get out of office, my innovation is back. Better to read some security manuals from VMWare.


2013/12/13 0

Titan property window

still working on the property window, when executing the titan language, some status need to displayed to user. Try to make it more informative, so user can see everything to the instance.


2013/12/08 0

Titan networking layers representation 2013/12/07

Titan networking layers representation


2013/12/07 0

VM Panel concept design 2013/12/07

Finally feel satisfied with this design 🙂 🙁 But the bad news is, i can’t do any openstack thing in the day-time job. Wasting time to cooperate with someone whom stop/resume the project every week. I don’t even able to pickup the call from community, can’t attend any seminar or gathering. They just want to…
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2013/12/07 0

We can set openstack quota for different tenant

We can set openstack quota for different tenant, little step forward.


2013/12/06 0

Tonight working on quota screen

Tonight working on quota screen, allow user to adjust the quota is useful.


2013/12/04 0

Titan design concept 2013/12/02

I am still focusing on design the VM screen, in the VM screen, need to meet these requirements Display real time status, include CPU usage, memory usage. The GUI need to has some basic AI to auto-grouping the elements. Better to show the user by layers (network layer, database layer, application server layer, OS layer),…
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2013/12/03 0