Re: [CentOS] Changing the centos name on boot

2015-11-04 Thread Ramaseshan S
Hi Billing and others, Thanks to your help, learnt a lot about plymouth and yay, it actually works :-) Thanks to all the help and the fast response :-) On Thu, Nov 5, 2015 at 10:23 AM, Ramaseshan S wrote: > Hey Billings, > Thanks for the response. > Just a quick question, you are talking about

Re: [CentOS] Changing the centos name on boot

2015-11-04 Thread Ramaseshan S
Hey Billings, Thanks for the response. Just a quick question, you are talking about initramfs or initrd ?? My /boot dosent seem to have a initrd.img rather does seem to have a initramfs.. On Wed, Nov 4, 2015 at 9:22 PM, Jonathan Billings wrote: > On Tue, Nov 03, 2015 at 10:36:50AM +0530, Ramases

Re: [CentOS] Centos 7, ATI card, 30" monitor

2015-11-04 Thread m . roth
Denniston, Todd A CIV NAVSURFWARCENDIV Crane wrote: >> From: m.r...@5-cent.us [mailto:m.r...@5-cent.us] >> >> John R Pierce wrote: >> > On 11/3/2015 8:11 AM, John R Pierce wrote: >> >> On 11/3/2015 7:33 AM, m.r...@5-cent.us wrote: >> >>> Well, I got my user back to being able to use his system, but

Re: [CentOS] Centos 7, ATI card, 30" monitor

2015-11-04 Thread Denniston, Todd A CIV NAVSURFWARCENDIV Crane
> -Original Message- > From: m.r...@5-cent.us [mailto:m.r...@5-cent.us] > Sent: Tuesday, November 03, 2015 11:58 AM > To: CentOS mailing list > Subject: Re: [CentOS] Centos 7, ATI card, 30" monitor > > John R Pierce wrote: > > On 11/3/2015 8:11 AM, John R Pierce wrote: > >> On 11/3/2015 7:

Re: [CentOS] getting a CentOS6 VM on VMware ESXi platform to recognize a new disk device

2015-11-04 Thread John R Pierce
On 11/4/2015 12:52 PM, Boris Epstein wrote: I don't get this for some reason... not even sure why. ESXi's default behaviour seems to be to allow hotplug, that does not seem to be deactivated. I am just not sure. Wonder if this could be the Centos 7 vs 6 - perhaps that is what I ought to test for.

Re: [CentOS] getting a CentOS6 VM on VMware ESXi platform to recognize a new disk device

2015-11-04 Thread Boris Epstein
>> > vmware esxi 5.5.0 (free, using vsphere client to manage), vm is minimal > centos 7 64bit. I added a 16gb vdisk and immediately see this in dmesg... > > [155484.386792] vmw_pvscsi: msg type: 0x0 - MSG RING: 1/0 (5) > [155484.386796] vmw_pvscsi: msg: device added at scsi0:1:0 > [155484.388250]

Re: [CentOS] getting a CentOS6 VM on VMware ESXi platform to recognize a new disk device

2015-11-04 Thread John R Pierce
On 11/4/2015 11:36 AM, Boris Epstein wrote: Absolutely, I see your point. This was the starting point - you add the device on the ESXi server, you reboot the VM, the VM sees the device, no problem. Now, I ask - do I have to reboot the VM? Logically I hope there ought to be a way for me not to hav

Re: [CentOS] Server used in DOS attack on UDP port 0

2015-11-04 Thread Alexander Dalloz
Am 04.11.2015 um 11:22 schrieb Andrew Holway: The server in question is a Centos 7 based FreeIPA server, OpenVPN concentrator and DNS server. Can have been a DNS amplification attack. https://www.us-cert.gov/ncas/alerts/TA13-088A https://blog.cloudflare.com/deep-inside-a-dns-amplification-ddo

Re: [CentOS] getting a CentOS6 VM on VMware ESXi platform to recognize a new disk device

2015-11-04 Thread Boris Epstein
On Wed, Nov 4, 2015 at 1:57 PM, wrote: > Boris Epstein wrote: > >> > >> My turn for a dumb question: from not paying a lot of attention to this > >> thread, the answer isn't clear to me: has the *host* recognized the > >> disk? If not, the guest's not going to see it. > > > > IMO your question is

Re: [CentOS] stale file handle issue [SOLVED]

2015-11-04 Thread John R Pierce
On 11/4/2015 9:59 AM, m.r...@5-cent.us wrote: *sigh* The answer is that the large exported filesystem is a very large XFS... and at least through CentOS 6, upstream has*never* fixed an NFS bug that I find, googling, being complained about in '09: it gags on inodes > 32bit (not sure if that's si

Re: [CentOS] getting a CentOS6 VM on VMware ESXi platform to recognize a new disk device

2015-11-04 Thread m . roth
Boris Epstein wrote: >> >> My turn for a dumb question: from not paying a lot of attention to this >> thread, the answer isn't clear to me: has the *host* recognized the >> disk? If not, the guest's not going to see it. > > IMO your question is not dumb at all. Unfortunately, I don't have an > answ

Re: [CentOS] stale file handle issue [SOLVED]

2015-11-04 Thread m . roth
Valeri Galtsev wrote: > On Wed, November 4, 2015 11:59 am, m.r...@5-cent.us wrote: >> >> The answer is that the large exported filesystem is a very large XFS... >> and at least through CentOS 6, upstream has *never* fixed an NFS bug >> that I find, googling, being complained about in '09: it gags o

Re: [CentOS] stale file handle issue [SOLVED]

2015-11-04 Thread m . roth
Jonathan Billings wrote: > On Wed, Nov 04, 2015 at 12:59:14PM -0500, m.r...@5-cent.us wrote: >> The answer is that the large exported filesystem is a very large XFS... >> and at least through CentOS 6, upstream has *never* fixed an NFS bug >> that I find, googling, being complained about in '09: it

Re: [CentOS] Two WiFi routers

2015-11-04 Thread Gordon Messmer
On 11/04/2015 09:10 AM, Bowie Bailey wrote: If all of the routers are providing access to the same network, you can set up the same SSID, wifi password, and security type for all the routers and the clients should seamlessly switch between them as they move around. As a point of clarificatio

Re: [CentOS] getting a CentOS6 VM on VMware ESXi platform to recognize a new disk device

2015-11-04 Thread Boris Epstein
> > > My turn for a dumb question: from not paying a lot of attention to this > thread, the answer isn't clear to me: has the *host* recognized the disk? > If not, the guest's not going to see it. > > mark > > > > ___ > CentOS mailing list > CentOS@

Re: [CentOS] stale file handle issue [SOLVED]

2015-11-04 Thread Valeri Galtsev
On Wed, November 4, 2015 11:59 am, m.r...@5-cent.us wrote: > *sigh* > > The answer is that the large exported filesystem is a very large XFS... > and at least through CentOS 6, upstream has *never* fixed an NFS bug that > I find, googling, being complained about in '09: it gags on inodes > 32bit >

Re: [CentOS] stale file handle issue [SOLVED]

2015-11-04 Thread Jonathan Billings
On Wed, Nov 04, 2015 at 12:59:14PM -0500, m.r...@5-cent.us wrote: > The answer is that the large exported filesystem is a very large XFS... > and at least through CentOS 6, upstream has *never* fixed an NFS bug that > I find, googling, being complained about in '09: it gags on inodes > 32bit > (not

[CentOS] stale file handle issue [SOLVED]

2015-11-04 Thread m . roth
*sigh* The answer is that the large exported filesystem is a very large XFS... and at least through CentOS 6, upstream has *never* fixed an NFS bug that I find, googling, being complained about in '09: it gags on inodes > 32bit (not sure if that's signed, or unsigned, but). The answer was to

Re: [CentOS] getting a CentOS6 VM on VMware ESXi platform to recognize a new disk device

2015-11-04 Thread m . roth
Boris Epstein wrote: > Hello Julius, > > Thanks - but it doesn't seem to work. > > I installed sg3_utils and ran > #scsi-rescan > > but that seemed to have done nothing for some reason. > My turn for a dumb question: from not paying a lot of attention to this thread, the answer isn't clear to me: h

Re: [CentOS] Two WiFi routers

2015-11-04 Thread Gordon Messmer
On 11/04/2015 06:21 AM, Richard Zimmerman wrote: If you have the room in the spectrum, ch1, skip2, ch3, skip 4, ch5, etc Those channels are too close. They still overlap and cause interference. Effectively, the only useful channels for 2.4Ghz WiFi are 1, 6, and 11.

Re: [CentOS] getting a CentOS6 VM on VMware ESXi platform to recognize a new disk device

2015-11-04 Thread Boris Epstein
> > > It usually works very nice here, > Have you added only the disk or by accident another scsi controller? > This happens (you probably know) if you select another bus while creating > the disc. > > VG Rainer > > ___ > CentOS mailing list > CentOS@cent

Re: [CentOS] Two WiFi routers

2015-11-04 Thread John R Pierce
On 11/4/2015 6:07 AM, Timothy Murphy wrote: Thanks for your response. Do you have them on different channels? If you have an android device with wifi (tablet, phone), install the freeware app "WiFi Analyzer", and put it in the display mode where it shows channels across the bottom and signal

Re: [CentOS] CentOS7 and "ip link alias"

2015-11-04 Thread Gordon Messmer
On 11/04/2015 05:16 AM, Mike - st257 wrote: But when I try to remove it, I'm either trying to do something_actually_ >not supported or I don't have the proper syntax to accomplish what I want. >~]# ip link delete dev eno1 alias "hit" >RTNETLINK answers: Operation not supported The man page for

Re: [CentOS] getting a CentOS6 VM on VMware ESXi platform to recognize a new disk device

2015-11-04 Thread Rainer Traut
Am 04.11.2015 um 17:26 schrieb Boris Epstein: It was a SCSI controller. It usually works very nice here, Have you added only the disk or by accident another scsi controller? This happens (you probably know) if you select another bus while creating the disc. VG Rainer _

Re: [CentOS] Server used in DOS attack on UDP port 0

2015-11-04 Thread Valeri Galtsev
On Wed, November 4, 2015 4:22 am, Andrew Holway wrote: > Hi, > > One of our AWS machines was used in an DOS attack last night and I am > looking for possible attack vectors. Is it AWS as in Amazon Web Services? > AWS tells me it was sending UDP port > 0 > traffic to a cloudflare address. Ironic

Re: [CentOS] Two WiFi routers

2015-11-04 Thread Bowie Bailey
On 11/4/2015 11:45 AM, Timothy Murphy wrote: Richard Zimmerman wrote: Do you have them on different channels? YES, definitely If you have the room in the spectrum, ch1, skip2, ch3, skip 4, ch5, etc... I've actually have mine set with two empty channels between them as the 3rd building is a

Re: [CentOS] getting a CentOS6 VM on VMware ESXi platform to recognize a new disk device

2015-11-04 Thread Julius Tchanque
@Boris: If you have CentOS 6 + ESXi5.5, it should normally work fine. Have you retry the operation by adding another vDisk? monitor /var/log/messages Julius 2015-11-04 17:34 GMT+01:00 Boris Epstein : > On Wed, Nov 4, 2015 at 11:29 AM, Eero Volotinen > wrote: > > > It should work fine. What esxi

Re: [CentOS] Two WiFi routers

2015-11-04 Thread Timothy Murphy
Richard Zimmerman wrote: >> Do you have them on different channels? > > YES, definitely If you have the room in the spectrum, ch1, skip2, ch3, > skip 4, ch5, etc... I've actually have mine set with two empty channels > between them as the 3rd building is a machine / fabrication shop with lots

Re: [CentOS] getting a CentOS6 VM on VMware ESXi platform to recognize a new disk device

2015-11-04 Thread Boris Epstein
On Wed, Nov 4, 2015 at 11:29 AM, Eero Volotinen wrote: > It should work fine. What esxi version you are using? > > Eero > 4.11.2015 6.27 ip. "Boris Epstein" kirjoitti: > > Eero, I know. It is EXSi 5.5 Thanks. Boris. ___ CentOS mailing list CentOS@ce

Re: [CentOS] getting a CentOS6 VM on VMware ESXi platform to recognize a new disk device

2015-11-04 Thread Eero Volotinen
It should work fine. What esxi version you are using? Eero 4.11.2015 6.27 ip. "Boris Epstein" kirjoitti: > > > > > > > > was the controller you added the virtual disk to an IDE or scsi > controller? > > > > -- > > public gpg key id: 1362BA1A > > > > __

Re: [CentOS] getting a CentOS6 VM on VMware ESXi platform to recognize a new disk device

2015-11-04 Thread zep
On 11/04/2015 11:05 AM, Boris Epstein wrote: > On Wed, Nov 4, 2015 at 11:03 AM, Jonathan Billings > wrote: > >> On Wed, Nov 04, 2015 at 05:39:59PM +0200, Eero Volotinen wrote: >>> I think, this is possible with scsi disks >>> >>> >> http://www.cyberciti.biz/tips/vmware-add-a-new-hard-disk-withou

Re: [CentOS] getting a CentOS6 VM on VMware ESXi platform to recognize a new disk device

2015-11-04 Thread Boris Epstein
> > > > was the controller you added the virtual disk to an IDE or scsi controller? > > -- > public gpg key id: 1362BA1A > > ___ > CentOS mailing list > CentOS@centos.org > https://lists.centos.org/mailman/listinfo/centos > It was a SCSI controller. Bor

Re: [CentOS] getting a CentOS6 VM on VMware ESXi platform to recognize a new disk device

2015-11-04 Thread Boris Epstein
On Wed, Nov 4, 2015 at 11:03 AM, Jonathan Billings wrote: > On Wed, Nov 04, 2015 at 05:39:59PM +0200, Eero Volotinen wrote: > > I think, this is possible with scsi disks > > > > > http://www.cyberciti.biz/tips/vmware-add-a-new-hard-disk-without-rebooting-guest.html > > While I believe that this U

Re: [CentOS] getting a CentOS6 VM on VMware ESXi platform to recognize a new disk device

2015-11-04 Thread Jonathan Billings
On Wed, Nov 04, 2015 at 05:39:59PM +0200, Eero Volotinen wrote: > I think, this is possible with scsi disks > > http://www.cyberciti.biz/tips/vmware-add-a-new-hard-disk-without-rebooting-guest.html While I believe that this URL has technically correct advice, it's basically doing a subset of the

Re: [CentOS] Changing the centos name on boot

2015-11-04 Thread Jonathan Billings
On Tue, Nov 03, 2015 at 10:36:50AM +0530, Ramaseshan S wrote: > Sorry didnt know that > Here is an attached online link. > > http://tinypic.com/r/33pdcw6/9 Thats 'plymouth', specifically the text theme. Looking at the plymouth source, it uses /etc/system-release by default (and it looks for /etc

Re: [CentOS] getting a CentOS6 VM on VMware ESXi platform to recognize a new disk device

2015-11-04 Thread Eero Volotinen
Hi, I think, this is possible with scsi disks http://www.cyberciti.biz/tips/vmware-add-a-new-hard-disk-without-rebooting-guest.html Eero 4.11.2015 4.32 ip. "Boris Epstein" kirjoitti: > Hello all, > > Is there a way to recognize a hot-plugged disk (i.e., to get the system to > recognize it and

Re: [CentOS] getting a CentOS6 VM on VMware ESXi platform to recognize a new disk device

2015-11-04 Thread Boris Epstein
Zep, Thanks - nothing insulting about asking questions. I did run this command as root as I would never run stuff like this as any other user (or, perhaps, I'd use sudo if so forced). dmesg did not seem to detect the device addition, no. Cheers, Boris. On Wed, Nov 4, 2015 at 10:32 AM, zep w

Re: [CentOS] getting a CentOS6 VM on VMware ESXi platform to recognize a new disk device

2015-11-04 Thread zep
On 11/04/2015 10:27 AM, Mauricio Tavares wrote: > On Wed, Nov 4, 2015 at 10:22 AM, Boris Epstein wrote: >> Hello Julius, >> >> Thanks - but it doesn't seem to work. >> >> I installed sg3_utils and ran >> #scsi-rescan >> >> but that seemed to have done nothing for some reason. >> > Dumb que

Re: [CentOS] getting a CentOS6 VM on VMware ESXi platform to recognize a new disk device

2015-11-04 Thread Mauricio Tavares
On Wed, Nov 4, 2015 at 10:22 AM, Boris Epstein wrote: > Hello Julius, > > Thanks - but it doesn't seem to work. > > I installed sg3_utils and ran > #scsi-rescan > > but that seemed to have done nothing for some reason. > Dumb question: did dmesg even bother to notice *something* was attached

Re: [CentOS] getting a CentOS6 VM on VMware ESXi platform to recognize a new disk device

2015-11-04 Thread Boris Epstein
Hello Julius, Thanks - but it doesn't seem to work. I installed sg3_utils and ran #scsi-rescan but that seemed to have done nothing for some reason. Cheers, Boris. On Wed, Nov 4, 2015 at 10:12 AM, Tnjulius wrote: > Hi Boris, > Just rescan the scsi host. > #scsi-rescan #if you have sg3_util

Re: [CentOS] getting a CentOS6 VM on VMware ESXi platform to recognize a new disk device

2015-11-04 Thread Tnjulius
Hi Boris, Just rescan the scsi host. #scsi-rescan #if you have sg3_utils package #lsscsi Or #echo "- - -" > /sys/class/scsi_host/host[n]/scan Julius > On Nov 4, 2015, at 15:31, Boris Epstein wrote: > > Hello all, > > Is there a way to recognize a hot-plugged disk (i.e., to get the system to >

[CentOS] getting a CentOS6 VM on VMware ESXi platform to recognize a new disk device

2015-11-04 Thread Boris Epstein
Hello all, Is there a way to recognize a hot-plugged disk (i.e., to get the system to recognize it and build the appropriate /dev/sd* device for the new device) without a reboot? Thanks. Boris. ___ CentOS mailing list CentOS@centos.org https://lists.ce

Re: [CentOS] Two WiFi routers

2015-11-04 Thread Richard Zimmerman
-Original Message- From: centos-boun...@centos.org [mailto:centos-boun...@centos.org] On Behalf Of Timothy Murphy Sent: Wednesday, November 04, 2015 9:07 AM To: centos@centos.org Subject: Re: [CentOS] Two WiFi routers Timothy Murphy wrote: > Thanks for your response. > Do you have them o

Re: [CentOS] Two WiFi routers

2015-11-04 Thread Timothy Murphy
Richard Zimmerman wrote: > I've got a 3 building network... > > Buildings 1/2 between then have 3 wireless routers all pointed to one > CentOS server. > > The 3rd building across the WAN has 3 wireless routers all into one > server... > > In my case They are for local LAN access so they are set

Re: [CentOS] Two WiFi routers

2015-11-04 Thread Richard Zimmerman
The question is quite vague but the answer is yes. I've got a 3 building network... Buildings 1/2 between then have 3 wireless routers all pointed to one CentOS server. The 3rd building across the WAN has 3 wireless routers all into one server... In my case They are for local LAN access so the

Re: [CentOS] Server used in DOS attack on UDP port 0

2015-11-04 Thread Eero Volotinen
Did you run basic checks like rkhunter and so on? Is there password login enabled or only public key on ssh service. Weak passwords on ssh is usually primary reason on system compromise. Eero 4.11.2015 12.23 ip. "Andrew Holway" kirjoitti: > Hi, > > One of our AWS machines was used in an DOS at

Re: [CentOS] CentOS7 and "ip link alias"

2015-11-04 Thread Mike - st257
Thoughts please? Thanks, - Mike On Mon, Nov 2, 2015 at 2:40 PM, Mike - st257 wrote: > Hello List, > > After demystifying the cause for my /sbin/ifup-local not being executed by > network scripts for an Ethernet interface (don't let NetworkManager control > it or ifup-local won't be executed)...

Re: [CentOS] Server used in DOS attack on UDP port 0

2015-11-04 Thread AemNet
Have you a public IP on the server? Take a loot at your DNS configuration it could be an open resolver http://openresolver.com/ ___ CentOS mailing list CentOS@centos.org https://lists.centos.org/mailman/listinfo/centos

[CentOS] Two WiFi routers

2015-11-04 Thread Timothy Murphy
Can I have two WiFi routers on the same LAN on my CentOS server? -- Timothy Murphy gayleard /at/ eircom.net School of Mathematics, Trinity College, Dublin ___ CentOS mailing list CentOS@centos.org https://lists.centos.org/mailman/listinfo/centos

[CentOS] CentOS-announce Digest, Vol 129, Issue 1

2015-11-04 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 centos-announce-requ.

[CentOS] Server used in DOS attack on UDP port 0

2015-11-04 Thread Andrew Holway
Hi, One of our AWS machines was used in an DOS attack last night and I am looking for possible attack vectors. AWS tells me it was sending UDP port 0 traffic to a cloudflare address. This instance had an incorrectly configured AWS security group exposing all ports. The server in question is a Ce