Re: [CentOS] Greetings

2013-04-10 Thread Vishesh Kumar
Welcome to the List



On Wed, Apr 10, 2013 at 4:43 PM, santosh venkataswamy wrote:

> Hi,
>  I am new to this mailing list. I am an experienced Linux Corporate
> Trainer and Consultant. Look forward to share my views and technical info
> with you and
> participate in technical discussions,contribute and benefit from this
> mailing list.
>
> With Regards and  good wishes.
>
> V.SANTOSH
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Re: [CentOS] Cluster SW

2013-04-15 Thread Vishesh Kumar
Hello,

You can have a look on
http://www.centos.org/docs/4/html/rh-cs-en-4/ch-software.html.


On Mon, Apr 15, 2013 at 3:50 PM, santosh venkataswamy wrote:

> Hi,
>  Thanks . I was able to ger the sw . Do you have system-config-cluster
> command in CentOS. Could you share some howtos on
> creating a failover cluster in CentOS.
>
> With Regards and  good wishes.
>
> V.SANTOSH
>
>
> 
>  From: Woehrle Hartmut SBB CFF FFS (Extern) 
> To: CentOS mailing list 
> Sent: Monday, April 15, 2013 2:49 PM
> Subject: Re: [CentOS] Cluster SW
>
>
> Hi
>
> > Hi,
> > I want to configure Fail over cluster.
> >
> > With Regards and  good wishes.
> >
> > V.SANTOSH
> In this case you should look in the Highavailablity and
> Highavailability-Management groups
> Especially the packages heartbeat and gfs2-utils
>
> Best Regards
> Hartmut
>
> >>> Hi,
> >>> How to download  Cluster SW and how to configure clustering in CentOS.
> >>>With Regards and  good wishes.
> >>>
> >>>V.SANTOSH
> >>
> >>What do you want to cluster (disks, services, data,...)
> >>How (failover, loadbalancing, master-slave,...)
> >>
> >>Hartmut
>
>
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[CentOS] Audio Problem

2013-04-30 Thread Vishesh kumar
Hi All,

I have Centos 6.0 on VirtualBox 4.2. Audio playback is working fine but I
am unable to perform audio recording. I already set volume for capture
device but no success.

arecord -l , command showing following output

+++
 List of CAPTURE Hardware Devices 
card 0: I82801AAICH [Intel 82801AA-ICH], device 0: Intel ICH [Intel
82801AA-ICH]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: I82801AAICH [Intel 82801AA-ICH], device 1: Intel ICH - MIC ADC
[Intel 82801AA-ICH - MIC ADC]
  Subdevices: 1/1
  Subdevice #0: subdevice #0


Please let me know If I am missing something.

Thanks
Vishesh Kumar
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Re: [CentOS] Audio Problem

2013-04-30 Thread Vishesh kumar
Thanks for quick reply.

Yes I set capture device. But I unusual thing I noticed in the output of
alsaunmute command

"""Unknown hardware: "ICH" "SigmaTel STAC9700,83,84" "AC97a:83847600"
"0x8086" "0x"

Thanks



On Tue, Apr 30, 2013 at 10:37 PM, Frank Cox wrote:

> On Tue, 30 Apr 2013 22:09:45 +0530
> Vishesh kumar wrote:
>
> > I have Centos 6.0 on VirtualBox 4.2. Audio playback is working fine but I
> > am unable to perform audio recording. I already set volume for capture
> > device but no success.
>
> Did you set the capture device with alsamixer?
>
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Re: [CentOS] Link for Logical Volume has incorrect SE Linux context

2013-06-13 Thread Vishesh kumar
You can also use audit2allow, audit2allow will write allow rule for you.

Thanks


On Thu, Jun 13, 2013 at 5:47 PM, James Hogarth wrote:

> >
> > Can someone confirm or deny that making the Logical Volume inactive and
> > then repeating the chcon should change the link to the correct context?
>
> First off don't use chcon.
>
> What's the output of restorecon -Fvv /path-to-file ?
>
> It seems very odd in the first place for anything in /dev to have an
> incorrect context given it's a virtual filesystem and as such the contexts
> handled by the kernel...
>
> Unless of course someone messing about with chcon broke something...
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Re: [CentOS] disk cloning ?

2013-11-11 Thread Vishesh kumar
I think below command will serve your purpose.

#dd if=/dev/sdb of=/dev/sdc conv=noerror,sync

Vishesh Kumar
http://linuxmantra.com/


On Mon, Nov 11, 2013 at 3:14 PM, hadi motamedi  wrote:

> Dear All
> I needed to clone my disk to another hard drive . I did it as the
> following :
> #dd if=/dev/sdb of=/dev/sdc
> But after a while, the procedure ended with the "writing to /dev/sdc
> input/output error" message.
> Can you please let me know how can I overcome this as the fdisk now
> returns as "
> #fdisk /dev/sdc
> "I do not know how to handle files with mode 81a4
> must set cylinders"
> What can I do at know ?
> Thank you
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Re: [CentOS] disk cloning ?

2013-11-11 Thread Vishesh kumar
Make spaces in your /dev/sdc device.


On Mon, Nov 11, 2013 at 4:22 PM, hadi motamedi  wrote:

> On 11/11/13, Vishesh kumar  wrote:
> > I think below command will serve your purpose.
> >
> > #dd if=/dev/sdb of=/dev/sdc conv=noerror,sync
> >
> > Vishesh Kumar
> > http://linuxmantra.com/
> >
> >
> > On Mon, Nov 11, 2013 at 3:14 PM, hadi motamedi 
> > wrote:
> >
> >> Dear All
> >> I needed to clone my disk to another hard drive . I did it as the
> >> following :
> >> #dd if=/dev/sdb of=/dev/sdc
> >> But after a while, the procedure ended with the "writing to /dev/sdc
> >> input/output error" message.
> >> Can you please let me know how can I overcome this as the fdisk now
> >> returns as "
> >> #fdisk /dev/sdc
> >> "I do not know how to handle files with mode 81a4
> >> must set cylinders"
> >> What can I do at know ?
> >> Thank you
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> >
> >
> >
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> Sorry. It quit with the following error :
> "no space left on device"
> What can I do next?
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Re: [CentOS] Filesystem labeling confusion or mess up

2013-11-28 Thread Vishesh Kumar
What are partitions on your disk? We use label for a partition with certain 
filesystem. Also check /proc/partitions

Thanks
Vishesh kumar
Linuxmantra.com

Sent from my iPad

> On 28-Nov-2013, at 4:55 am, Cliff Pratt  wrote:
> 
> *Something* is causing it to appear that there are two paths. I can't think
> how else the two apparently different disks have the *same* file system.
> But I've not used iSCSI much. Perhaps if you post the type of the device
> someone might have any idea?
> 
> Cheers,
> 
> Cliff
> 
> 
> On Wed, Nov 27, 2013 at 11:30 PM, Götz Reinicke - IT Koordinator <
> goetz.reini...@filmakademie.de> wrote:
> 
>> Hi Cliff,
>> 
>> theer is just one path; I rechecked. The storage and server are attached
>> currently direct with one twinaxial cable and just one ip on each side.
>> 
>> Multipathing was never configured.
>> 
>> I'm confused.
>> 
>> Currently I reattached the targets and reformatted the devices.
>> 
>> in dmesg I just see one sdb and one sdc.
>> 
>> sda is the internal disk and no more disk devices show up e.g. with
>> fdisk -l.
>> 
>> Any more suggestions or thoughts?
>> 
>>/Götz
>> 
>> Am 26.11.13 23:08, schrieb Cliff Pratt:
>>> Looks like you have more than one path to the devices. I would expect to
>>> see *4* devices.
>>> 
>>> Cheers,
>>> 
>>> Cliff
>>> 
>>> 
>>> On Wed, Nov 27, 2013 at 2:36 AM, Götz Reinicke - IT Koordinator <
>>> goetz.reini...@filmakademie.de> wrote:
>>> 
>>>> Hi,
>>>> 
>>>> I do have an iscsi storage with two raidsets. I'm logged in to the
>>>> target and get two devices: /dev/sdb and /dev/sdc.
>>>> 
>>>> After formatting the devices with ext4 I realised, that I had used a
>>>> wrong label, so I tried to relabel the devices.
>>>> 
>>>> But now I'm confused:
>>>> 
>>>> doing a e2label /dev/sdb or /dev/sdc returns always the same label name
>>>> for both devices.
>>>> 
>>>> so I did  "e2label /dev/sdb students" and "e2label /dev/sdc staff" and
>>>> now mounting the devices shows the same filesystem under sdb and sdc!
>>>> 
>>>> Looks like sdc (an empty device) is gone...
>>>> 
>>>> 
>>>> Any suggestions or explanations?
>>>> 
>>>>Thanks and best regards . Götz
>> <...>
>> 
>> 
>> --
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>> IT-Koordinator
>> 
>> Tel. +49 7141 969 82 420
>> E-Mail goetz.reini...@filmakademie.de
>> 
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>> 71638 Ludwigsburg
>> www.filmakademie.de
>> 
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>> 
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>> 
>> Geschäftsführer: Prof. Thomas Schadt
>> 
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Re: [CentOS] Your opinion about RHCSA certification

2014-01-16 Thread Vishesh kumar
RHCSA gives good opportunity to learn all basics on Redhat Linux. Good to
start with this.

Thanks


On Thu, Jan 16, 2014 at 6:47 PM, Fabrizio Di Carlo <
dicarlo.fabri...@gmail.com> wrote:

> Hello to all,
>
> I'm currently studying (and collecting notes here
> https://github.com/fdicarlo/RHCSA_cs) for RHCSA. My plan is to RHCSA
> -> RHCE and then RHCSS.
>
> What I want to ask you is:
>
> - What do you think about it?
> - Did you find it useful?
> - Do you have any advices?
>
> Best regards,
> Fabrizio
>
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> and has forgotten the gift." (A. Einstein)
>
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