Mon 28 December 2020
Istio is daunting and not all use cases are well documented. The public docs
focus mostly on using the egress gateway for TLS orignation. The use case
of using the sidecar for TLS origination with a database isn't documented
well. This blog post hopes to solve that.
So you've actually …
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Sun 13 September 2020
Cloud providers often prevent you from using L2 protocols such as ARP. These
protocols however are heavily used in existing software such as keepalived.
This can make it hard for to move certain workloads to the cloud.
This blog post demonstrates a method for creating L2 connectivity between
Virtual Machines …
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Sat 27 August 2016
This post will demonstrate using Network Templates in Fuel to
separate Ceph Public Network from Management Network. By default
Fuel combines the ceph public network with the management network.
The Ceph Public network is used for communicating from the compute nodes
to the Ceph nodes. So in high performant storage …
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Wed 15 July 2015
Update: This blog post is deprecated by the official documentation. Please take a look at the official
Networking Guide: Using SRIOV functionality. Patch set that added the official documentation:
changeset.
Terms used
Term |
Definition |
SRIOV |
Single Root IO Virtualization. SRIOV allows a PCIe device to appear to be multiple separate … |
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Fri 19 June 2015
The dillemma: You're accessing your server via SSH through interface eth1.102 with the ip 10.20.0.2/24 and gateway 10.20.0.1.
Now you want to add eth1 to a linux bridge so you can hookin VMs on a vlan trunk.
Solution: Create a script which …
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Mon 24 November 2014
In a lab environment in the university I only had access to a list of fragmented
public routable IP addresses in a single subnet. For example I got access to the following ips
50.15.15.10, 55.15.15.12-15, 55.15.15.17. But I am not allowed …
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Fri 29 August 2014
I recommend these links in the following order:
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