OS-assisted paravirtualization

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8
votes
1answer
1k 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 ...
5
votes
5answers
5k 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 ...
5
votes
3answers
10k 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
375 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
1answer
711 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?
2
votes
1answer
986 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?
1
vote
2answers
1k 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 ...
1
vote
0answers
16 views

Force the GPL/PV driver to a lower link speed

I'm running Xen 4.4.0 on Ubuntu 14.04. On this Dom0 I am running: 1 DomU Ubuntu 14.04 with Shorewall 1 DomU Windows Web Server 2008 R2 with GPL/PV drivers Both domUs connect to the same bridge ...
1
vote
0answers
141 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 ...
0
votes
0answers
25 views

More than 3 virtual disks in XenServer

I have an Ubuntu Server 14.04LTS on a XenServer 6.2 in HVM mode. Is there any way to use more than 3 virtual disks without a full PV? I already installed XenTools but nothing changes. As far as I ...
0
votes
1answer
541 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 ...