Re: [CentOS-virt] LVM mirror database to ramdisk

2016-01-22 Thread NightLightHosts Admin
On Fri, Jan 22, 2016 at 11:02 AM, Ed Heron wrote: > I'm still running CentOS 5 with Xen. > > We recently replaced a virtual host system board with an Intel > S1400FP4, so the host went from a 4 core Xeon with 32G RAM to a 6 core > Xeon with 48G RAM, max 96G. The drives

Re: [CentOS] How to get UEFI setting by shell?

2016-01-22 Thread Gordon Messmer
On 01/22/2016 11:11 AM, John R Pierce wrote: if you can insert a custom Machine Owner Key into this keyring, then anyone with sufficient ingenuity can, too. which renders the whole signature thing moot, other than as another step to be cracked. I'm not sure you understand mokutil. You do

Re: [CentOS] How to get UEFI setting by shell?

2016-01-22 Thread John R Pierce
On 1/22/2016 1:23 PM, Gordon Messmer wrote: On 01/22/2016 11:11 AM, John R Pierce wrote: if you can insert a custom Machine Owner Key into this keyring, then anyone with sufficient ingenuity can, too. which renders the whole signature thing moot, other than as another step to be cracked.

Re: [CentOS] How to get UEFI setting by shell?

2016-01-22 Thread John R Pierce
On 1/22/2016 11:00 AM, Eero Volotinen wrote: It works on linux, it can't be secure? if you can insert a custom Machine Owner Key into this keyring, then anyone with sufficient ingenuity can, too. which renders the whole signature thing moot, other than as another step to be cracked. --

[CentOS-es] DRP- Disaster Recovery Plan

2016-01-22 Thread Gerardo Barajas
Que tal todos. Tengo dos servidores con CentOS 6 instalado en un server DELL con arreglo RAID, pero desconozco el tipo de arreglo. Actualmente estos dos servidores se encuentran replicándo su configuración bajo el esquema de DRBD. Sin embargo, quisiera implementar un "algo" tipo Plan de

Re: [CentOS] How to get UEFI setting by shell?

2016-01-22 Thread John R Pierce
On 1/22/2016 7:04 AM, Gordon Messmer wrote: On 01/21/2016 11:33 PM, wk wrote: How can I sign my test.ko for CentOS7.1? https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/7/html/System_Administrators_Guide/sect-signing-kernel-modules-for-secure-boot.html what a

Re: [CentOS] How to get UEFI setting by shell?

2016-01-22 Thread Eero Volotinen
It works on linux, it can't be secure? :) Eero 22.1.2016 8.54 ip. "John R Pierce" kirjoitti: > On 1/22/2016 7:04 AM, Gordon Messmer wrote: > >> On 01/21/2016 11:33 PM, wk wrote: >> >>> How can I sign my test.ko for CentOS7.1? >>> >> >> >>

[CentOS] ?????? How to get UEFI setting by shell?

2016-01-22 Thread wk
Hi,volotinen: as it mentioned in your web link: "Your on the right track your module need to be signed", my question how to sign test_file_system.ko? thanks, w.k. -- -- ??: "eero.volotinen";;

Re: [CentOS] 回复： How to get UEFI setting by shell?

2016-01-22 Thread Eero Volotinen
Well, you cannot sign it as you don't have access to signing key? It might be possible to add keys to secure boot, I am not sure. Looks like only way to get unsigned modules to work is just disable secure boot.. Eero pe 22. tammikuuta 2016 klo 12.40 wk <304702...@qq.com> kirjoitti: >

Re: [CentOS-virt] LVM mirror database to ramdisk

2016-01-22 Thread Ed Heron
On Fri, 2016-01-22 at 14:56 -0600, NightLightHosts Admin wrote: > On Fri, Jan 22, 2016 at 11:02 AM, Ed Heron wrote: > > I'm still running CentOS 5 with Xen. > > > > We recently replaced a virtual host system board with an Intel > > S1400FP4, so the host went from a 4 core

Re: [CentOS] How to get UEFI setting by shell?

2016-01-22 Thread John R Pierce
On 1/22/2016 2:24 PM, Gordon Messmer wrote: On 01/22/2016 01:56 PM, John R Pierce wrote: Sure, if someone has penetrated my IPMI and/or virtualization management, I'm already in a world of hurt Exactly. IPMI should be on a dedicated VLAN with a bastion host. No other systems should have

Re: [CentOS] How to get UEFI setting by shell?

2016-01-22 Thread Chris Murphy
On Thu, Jan 21, 2016, 10:48 PM wk <304702...@qq.com> wrote: > Hi, > >CentOS7.1, Dell PowerEdge R730xd. > >How to check/get UEFI information by shell/bash terminal ? example:if > UEFI is enabled? if secure boot is enabled? > You should find an early kernel message that secure boot is

Re: [CentOS-virt] LVM mirror database to ramdisk

2016-01-22 Thread NightLightHosts Admin
On Fri, Jan 22, 2016 at 4:54 PM, Ed Heron wrote: > Yes, but it isn't that simple. One copy of the mirror would be on a > physical disk. The other copy of the mirror would be on RAM disk. > Since data in RAM doesn't generally survive reboot, the RAM piece would > need to be

Re: [CentOS-virt] LVM mirror database to ramdisk

2016-01-22 Thread NightLightHosts Admin
> Ed Heron wrote: > Yes, in a test environment, I am mirroring a Logical Volume with a RAM > disk to increase the perceived speed of the disk. I'm expecting to > convert a live guest to this type of setup, this weekend. > > I was asking 2 questions. > 1. Should I

Re: [CentOS-virt] LVM mirror database to ramdisk

2016-01-22 Thread Ed Heron
On Fri, 2016-01-22 at 16:17 -0600, NightLightHosts Admin wrote: > > Ed Heron wrote: > > Yes, in a test environment, I am mirroring a Logical Volume with a RAM > > disk to increase the perceived speed of the disk. I'm expecting to > > convert a live guest to this type of

Re: [CentOS-es] DRP- Disaster Recovery Plan

2016-01-22 Thread Death User
Clonezilla ... bye ;) 2016-01-22 13:47 GMT-05:00 Gerardo Barajas : > Que tal todos. > Tengo dos servidores con CentOS 6 instalado en un server DELL con arreglo > RAID, pero desconozco el tipo de arreglo. > > Actualmente estos dos servidores se encuentran replicándo su

Re: [CentOS] How to get UEFI setting by shell?

2016-01-22 Thread Gordon Messmer
On 01/22/2016 01:56 PM, John R Pierce wrote: Sure, if someone has penetrated my IPMI and/or virtualization management, I'm already in a world of hurt Exactly. IPMI should be on a dedicated VLAN with a bastion host. No other systems should have access to it at all. The servers, especially,

[CentOS] CentOS-announce Digest, Vol 131, Issue 7

2016-01-22 Thread centos-announce-request
Send CentOS-announce mailing list submissions to centos-annou...@centos.org To subscribe or unsubscribe via the World Wide Web, visit https://lists.centos.org/mailman/listinfo/centos-announce or, via email, send a message with subject or body 'help' to

Re: [CentOS-virt] Hostname inside lxc container

2016-01-22 Thread C. L. Martinez
On Thu, Jan 21, 2016 at 6:25 PM, Dennis Jacobfeuerborn wrote: > On 21.01.2016 15:44, C. L. Martinez wrote: >> Hi all, >> >> I have installed a CentOS6 lxc guest under a Debian 8.x LXC host. All >> it is working ok but I can't change the hostname for the centos6 lxc >>

Re: [CentOS-virt] LVM mirror database to ramdisk

2016-01-22 Thread Ed Heron
On Fri, 2016-01-22 at 16:59 -0600, NightLightHosts Admin wrote: > On Fri, Jan 22, 2016 at 4:54 PM, Ed Heron wrote: > > Yes, but it isn't that simple. One copy of the mirror would be on a > > physical disk. The other copy of the mirror would be on RAM disk. > > Since data

Re: [CentOS-virt] LVM mirror database to ramdisk

2016-01-22 Thread NightLightHosts Admin
Ed Heron wrote: > Absolutely, I'll share my real world results. I'm happy that I'm not > the only person interested in the technique. I'm a little disappointed > somebody isn't telling me there is a much simpler method of putting my > database in RAM. The technique is

Re: [CentOS] How to get UEFI setting by shell?

2016-01-22 Thread Gordon Messmer
On 01/22/2016 04:25 PM, John R Pierce wrote: I do think the whole secureboot thing is a bad idea on a general purpose computer system, seems like an attempt at creating product lock in and turning the x86 PC into an appliance, which it really isn't. mokutil is designed to address that

[CentOS-virt] LVM mirror database to ramdisk

2016-01-22 Thread Ed Heron
I'm still running CentOS 5 with Xen. We recently replaced a virtual host system board with an Intel S1400FP4, so the host went from a 4 core Xeon with 32G RAM to a 6 core Xeon with 48G RAM, max 96G. The drives are SSD. I was recently asked to move an InterBase server from Windows 7 to

Re: [CentOS] How to get UEFI setting by shell?

2016-01-22 Thread Gordon Messmer
On 01/21/2016 11:33 PM, wk wrote: How can I sign my test.ko for CentOS7.1? https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/7/html/System_Administrators_Guide/sect-signing-kernel-modules-for-secure-boot.html ___ CentOS

Re: [CentOS] How to get UEFI setting by shell?

2016-01-22 Thread Gordon Messmer
On 01/22/2016 02:38 PM, John R Pierce wrote: for that matter, what about a VM running on a service like Amazon AWS (or pick your virtual server environment) ?AWS provides a remote console, doesn't it? AWS doesn't offer UEFI Secure Boot, so I'm not sure how that's relevant. It seems like

Re: [CentOS-virt] LVM mirror database to ramdisk

2016-01-22 Thread Ed Heron
On Fri, 2016-01-22 at 17:39 -0600, NightLightHosts Admin wrote: > Ed Heron wrote: > > Absolutely, I'll share my real world results. I'm happy that I'm not > > the only person interested in the technique. I'm a little disappointed > > somebody isn't telling me there is a

Re: [CentOS] How to get UEFI setting by shell?

2016-01-22 Thread John R Pierce
On 1/22/2016 3:42 PM, Gordon Messmer wrote: On 01/22/2016 02:38 PM, John R Pierce wrote: for that matter, what about a VM running on a service like Amazon AWS (or pick your virtual server environment) ?AWS provides a remote console, doesn't it? AWS doesn't offer UEFI Secure Boot, so I'm