Re: [CentOS] In A UEFI World, "rm -rf /" Can Brick Your System

2016-02-02 Thread Tony Mountifield
In article <75d47fdc6a99f24f87a6465baf326d5018c50...@columba02.user.uu.se>, Sorin Srbu wrote: > > -Original Message- > > From: centos-boun...@centos.org [mailto:centos-boun...@centos.org] On > > Behalf Of m.r...@5-cent.us > > Sent: den 1 februari 2016 20:34 > > To: CentOS > > Subject: [Cen

Re: [CentOS] Latest version of kate editor

2016-02-02 Thread H
On 02/02/2016 12:56 AM, Mark LaPierre wrote: On 02/01/16 14:20, Yamaban wrote: On Mon, 1 Feb 2016 19:22, H wrote: I have installed the kate editor on Centos 6.7 but it seems to be a very old version, 3.3.4, installed as part of kdesdk. On Centos 7 I can simply run 'yum install kate' but, alas

Re: [CentOS] Latest version of kate editor

2016-02-02 Thread H
On 02/01/2016 08:20 PM, Yamaban wrote: On Mon, 1 Feb 2016 19:22, H wrote: I have installed the kate editor on Centos 6.7 but it seems to be a very old version, 3.3.4, installed as part of kdesdk. On Centos 7 I can simply run 'yum install kate' but, alas, not on Centos 6. What is the recomme

Re: [CentOS] Latest version of kate editor

2016-02-02 Thread Jonathan Billings
On Mon, Feb 01, 2016 at 01:22:44PM -0500, H wrote: > I have installed the kate editor on Centos 6.7 but it seems to be a > very old version, 3.3.4, installed as part of kdesdk. On Centos 7 I > can simply run 'yum install kate' but, alas, not on Centos 6. > > What is the recommended way of updatin

Re: [CentOS] Latest version of kate editor

2016-02-02 Thread Lamar Owen
On 02/02/2016 09:28 AM, Jonathan Billings wrote: CentOS is not a bleeding-edge distribution that constantly keeps packages up to date with the upstream projects. If you want that, try another distribution like Fedora. GNOME can get a rebase to a newer version, but KDE can't. this from a f

Re: [CentOS] NICs order

2016-02-02 Thread Gordon Messmer
On Mon, Feb 1, 2016 at 11:34 AM, Chris Adams wrote: > > That's only necessary for things that are initialized in the initrd. > Unless you are using network boot, the initrd won't have any of the > network initialization, so rebuilding it is not necessary for changing > network-related config (incl

Re: [CentOS] Latest version of kate editor

2016-02-02 Thread H
On 02/02/2016 03:50 PM, Lamar Owen wrote: On 02/02/2016 09:28 AM, Jonathan Billings wrote: CentOS is not a bleeding-edge distribution that constantly keeps packages up to date with the upstream projects. If you want that, try another distribution like Fedora. GNOME can get a rebase to a newer

Re: [CentOS] Latest version of kate editor

2016-02-02 Thread Frank Cox
On Tue, 2 Feb 2016 18:02:40 +0100 H wrote: > What do people use as a programming editor on CentOS 6? I personally use Geany and/or vim, depending on what I'm doing and how I'm doing it. You can find pre-compiled rpms for the latest version of geany for Centos 6 and 7 on my website if you want

Re: [CentOS] In A UEFI World, "rm -rf /" Can Brick Your System

2016-02-02 Thread Frank Cox
On Tue, 2 Feb 2016 10:18:09 + (UTC) Tony Mountifield wrote: > killing the UEFI stuff stops you ever being able to do a re-install on that > box. Is that correct? Apparently so. > Is there no way to do a factory reset of the BIOS? Apparently not. -- MELVILLE THEATRE ~ Real D 3D Digital

Re: [CentOS] Latest version of kate editor

2016-02-02 Thread Jonathan Billings
On Tue, Feb 02, 2016 at 06:02:40PM +0100, H wrote: > What do people use as a programming editor on CentOS 6? My first impression > of kate was favorable, not only did it support the usual programming and > scripting languages but also markdown which I have recently discovered... I don't want to sp

Re: [CentOS] In A UEFI World, "rm -rf /" Can Brick Your System

2016-02-02 Thread Chris Adams
Once upon a time, Frank Cox said: > On Tue, 2 Feb 2016 10:18:09 + (UTC) > Tony Mountifield wrote: > > killing the UEFI stuff stops you ever being able to do a re-install on > > that box. Is that correct? > > Apparently so. Just to clarify: this appears to be a problem with some particular

[CentOS] Re: Latest version of kate editor

2016-02-02 Thread Yamaban
On Tue, 2 Feb 2016 18:02, H wrote: On 02/02/2016 03:50 PM, Lamar Owen wrote: On 02/02/2016 09:28 AM, Jonathan Billings wrote: > CentOS is not a bleeding-edge distribution that constantly keeps > packages up to date with the upstream projects. If you want that, try > another distribution lik

Re: [CentOS] Latest version of kate editor

2016-02-02 Thread Chris Beattie
On 2/2/2016 12:02 PM, H wrote: > What do people use as a programming editor on CentOS 6? My first > impression of kate was favorable, not only did it support the usual > programming and scripting languages but also markdown which I have I used gedit and Windows' Notepad for a long time until I s

[CentOS] CentOS 7, NSF, "feature"

2016-02-02 Thread m . roth
In the last month, we've discovered a new, a, "feature" in the version of the version of NFS with CentOS 7: on startup, if it cannot resolve a given host, it dies. It does not continue on up, with all the other hosts it's exporting to, and just log a message. Is there a workaround, or a config

[CentOS] nfs stuck, don't know what processes to kill

2016-02-02 Thread Dave Burns
My NFS server is up and other clients can access x. One particular client can't. I tried to unmount the NFS share: [root@nfsclient ~]# umount -f /disk/x umount2: Device or resource busy umount.nfs: /disk/x: device is busy umount2: Device or resource busy umount.nfs: /disk/x: device is busy If I

Re: [CentOS] nfs stuck, don't know what processes to kill

2016-02-02 Thread Phelps, Matthew
Try "umount -fl"('eff el') On Tue, Feb 2, 2016 at 1:58 PM, Dave Burns wrote: > My NFS server is up and other clients can access x. One particular client > can't. I tried to unmount the NFS share: > > [root@nfsclient ~]# umount -f /disk/x > umount2: Device or resource busy > umount.n

Re: [CentOS] nfs stuck, don't know what processes to kill

2016-02-02 Thread m . roth
Dave Burns wrote: > My NFS server is up and other clients can access x. One particular client > can't. I tried to unmount the NFS share: > > [root@nfsclient ~]# umount -f /disk/x > umount2: Device or resource busy > umount.nfs: /disk/x: device is busy > umount2: Device or resource busy > umount.nf

Re: [CentOS] nfs stuck, don't know what processes to kill

2016-02-02 Thread Tnjulius
umount -fl /mount/point And configure it after with autofs Sent from my iPhone > On Feb 2, 2016, at 20:00, Phelps, Matthew wrote: > > Try "umount -fl"('eff el') > >> On Tue, Feb 2, 2016 at 1:58 PM, Dave Burns wrote: >> >> My NFS server is up and other clients can access x. One

Re: [CentOS] CentOS 7, NSF, "feature"

2016-02-02 Thread Ricardo J. Barberis
El Martes 02/02/2016, m.r...@5-cent.us escribió: > In the last month, we've discovered a new, a, "feature" in the version > of the version of NFS with CentOS 7: on startup, if it cannot resolve a > given host, it dies. It does not continue on up, with all the other hosts > it's exporting to, an

Re: [CentOS] CentOS 7, NSF, "feature"

2016-02-02 Thread m . roth
Ricardo J. Barberis wrote: > El Martes 02/02/2016, m.r...@5-cent.us escribió: >> In the last month, we've discovered a new, a, "feature" in the >> version of the version of NFS with CentOS 7: on startup, if it >> cannot resolve a given host, it dies. It does not continue on up, >> with all the

Re: [CentOS] Latest version of kate editor

2016-02-02 Thread Mark LaPierre
On 02/02/16 12:02, H wrote: > On 02/02/2016 03:50 PM, Lamar Owen wrote: >> On 02/02/2016 09:28 AM, Jonathan Billings wrote: >>> CentOS is not a bleeding-edge distribution that constantly keeps >>> packages up to date with the upstream projects. If you want that, try >>> another distribution like F

[CentOS] How bad is "rm -rf /" ?

2016-02-02 Thread Valeri Galtsev
Dear All, Suppose I executed the command rm -rf / on my CentOS 7 box. After it did what it could, how much damage will be done to what I have (or _had_ rather ;-) on my hard drive? I'm going to describe simple experiment which was prompted in another thread. I need to say a few words before I d

[CentOS] Measuring memory bandwidth utilization

2016-02-02 Thread Benjamin Smith
I'd like to know what the cause of a particular DB server's slowdown might be. We've ruled out IOPs for the disks (~ 20%) and raw CPU load (top shows perhaps 1/2 of cores busy, but the system slows to a crawl. We're suspecting that we're simply running out of memory bandwidth but have no way t

Re: [CentOS] Measuring memory bandwidth utilization

2016-02-02 Thread John R Pierce
On 2/2/2016 5:34 PM, Benjamin Smith wrote: I'd like to know what the cause of a particular DB server's slowdown might be. We've ruled out IOPs for the disks (~ 20%) and raw CPU load (top shows perhaps 1/2 of cores busy, but the system slows to a crawl. We're suspecting that we're simply running

Re: [CentOS] How bad is "rm -rf /" ?

2016-02-02 Thread Gordon Messmer
On 02/02/2016 04:57 PM, Valeri Galtsev wrote: Suppose I executed the command rm -rf / on my CentOS 7 box. After it did what it could, how much damage will be done to what I have (or _had_ rather ;-) on my hard drive? In your experiment, rm processed /boot and /data first, and then /proc, where

Re: [CentOS] Measuring memory bandwidth utilization

2016-02-02 Thread Gordon Messmer
On 02/02/2016 05:34 PM, Benjamin Smith wrote: We've ruled out IOPs for the disks (~ 20%) How did you measure that? What filesystem are you using? What is the disk / array configuration? Which database? If you run "iostat -x 2" what does a representative summary look like? and raw CPU l

Re: [CentOS] Measuring memory bandwidth utilization

2016-02-02 Thread Stuart Barkley
On Tue, 2 Feb 2016 at 20:34 -, Benjamin Smith wrote: > Any idea? Wild guessing...How old a system? ~5 year old Nehalem? If so try: echo 0 > /proc/sys/vm/zone_reclaim_mode For some memory performance diagnosing try 'sar': sar -B 10 There are lots of other sar options which might

[CentOS] I am not understanding the size of the iso

2016-02-02 Thread Ramaseshan S
I suppose, CentOS 7 ships with DVD and minimal version. While the minimal version is just 700M, what makes the minimal along with a GUI about 4.3 GB. Isint it too huge for an OS ? -- Cheers -- S.Ramaseshan Engineer fractalio.com ramases...@fractalio.com

Re: [CentOS] I am not understanding the size of the iso

2016-02-02 Thread Digimer
On 02/02/16 10:15 PM, Ramaseshan S wrote: > I suppose, CentOS 7 ships with DVD and minimal version. > > While the minimal version is just 700M, what makes the minimal along with a > GUI about 4.3 GB. > > Isint it too huge for an OS ? Remember that it is based on upstream. Anyway, there is a LOT

Re: [CentOS] I am not understanding the size of the iso

2016-02-02 Thread Peter
On 03/02/16 16:15, Ramaseshan S wrote: > While the minimal version is just 700M, what makes the minimal along with a > GUI about 4.3 GB. All the extra packages, libs, etc that are needed to support the GUI, plus the extra apps that are available to run in the GUI (such as LibreOffice, FireFox, etc

Re: [CentOS] I am not understanding the size of the iso

2016-02-02 Thread Ramaseshan
Yep, This is true, If I look at Fedora Gnome for example, which also ships all these(browser,libre, gnome etc), the final DVD version is just about 1.2 GB. That is what surprises me. On Wednesday 03 February 2016 08:52 AM, Peter wrote: > On 03/02/16 16:15, Ramaseshan S wrote: >> While the minimal

Re: [CentOS] I am not understanding the size of the iso

2016-02-02 Thread Eero Volotinen
redhat (centos) ships lot's of stuff. you don't really need to install *everything* unless you have very specific needs.. 2016-02-03 8:15 GMT+02:00 Ramaseshan : > Yep, This is true, > If I look at Fedora Gnome for example, which also ships all > these(browser,libre, gnome etc), the final DVD vers

Re: [CentOS] I am not understanding the size of the iso

2016-02-02 Thread John R Pierce
On 2/2/2016 10:29 PM, Eero Volotinen wrote: redhat (centos) ships lot's of stuff. you don't really need to install *everything* unless you have very specific needs.. I pretty much always install the 'minimal' ISO then install the specific packages I need with yum. lots of reasons, not the