OS-assisted paravirtualization

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-1
votes
1answer
108 views

What is the difference between PV and HVM virtualization types in ec2?

AWS EC2 offers two types of virtualization of Ubuntu Linux EC2 machines - PV and HVM. PV: HVM: What is the difference between these types?
0
votes
1answer
45 views

Create HVM EC2 from PV EC2 using aws console

I have m3.medium server on amazon and i want to change it to t2.medium but it's on PV virtualization. So can't just change instance type. But i have an idea to solve this. Here is the step: Creating ...
1
vote
0answers
129 views

Convert an HVM ec2 instance into something that can be run on a PV instance

I have a linux VM running on an esx-i server at home, and I would like to import the vmdk to aws using the ec2-import-instance command. However I really don't need this to be any larger of an ...
1
vote
2answers
831 views

Remove a duplicate lvm physical volume uuid?

After upgrading a rhel 5 server today I rebooted to the new kernel: curr=2.6.18-371.el5PAE prev=2.6.18-348.18.1.el5PAE. In the boot sequence I saw a message indicating Logical Volume Management was ...
5
votes
3answers
6k views

Device /dev/sdb1 not found (or ignored by filtering)

I am trying to add a physical volume for use to add volume groups and thus LV inside them. Sadly I am getting the following error. [root@server ~]# pvcreate /dev/sdb1 Device /dev/sdb1 not found (or ...
4
votes
4answers
343 views

Allocated Memory difference in xen guests with Linux 2.6.18 and 2.6.32

Can some one explain me why there is difference in available memory on Guests with same configuration: Hypervisor:xen 4.2 64 bit VM1: Centos 5.7 with 2.6.18-274.el5xen, Assigned memory from xen is ...
2
votes
2answers
148 views

Adding a progress bar to a data pipe

Are there any alternatives to pv? I'd like to see the current transfer rate of a data pipe, a progress bar and an estimated completion time. Any other tools that can do that?
1
vote
1answer
597 views

Is there a way to redirect the output of pv command to a file?

I need to redirect the output of pv command to a file so i get read it's progress from another process. Or is it any other way i could do that?
5
votes
4answers
4k views

Grep progress bar using pv (pipe viewer)

I've got a huge directory on my computer and I need to search in every ruby file inside for a string. I could have done it like this : grep -R "string" *.rb but it takes really long and I'd like to ...
8
votes
1answer
866 views

Is there a binary of Pipe Viewer (`pv`) for Windows?

I read about the Pipe Viewer (pv) Linux utility, and it sounds really useful. I use plenty of Linux tools on Windows, but this one doesn't seem to be part of the msysgit suite that I use. How can I ...
0
votes
1answer
499 views

How Can I Capture Output From Programs That Use curses?

For example, the pv utility shows me the current rate of data transfer and updates every second. I'd like to save that output to a file, so that I can see at what rate data was being transferred ...