Re: [CentOS] Infiniband special ops?

On Thu, 21 Jan 2021 23:33:56 + lejeczek via CentOS wrote: > Hi guys. > > Hoping some net experts my stumble upon this message, I have > an IPoIB direct host to host connection and: ... > > $ iperf3 -c 10.5.5.97 > [ ID] Interval   Transfer Bitrate Retr > [  5]  

Re: [CentOS] MTU report question

On Mon, 14 Dec 2020 14:46:30 +0100 Patrick Bégou wrote: > Hi, > > I'm deploying a CentOS8 (not stream ) cluster and I have a question > about MTU on the interfaces. I have a connectX6 Mellanox interface > where I need IBoIP setup. > I've setup this interface via nmcli and set the MTU to 65520

Re: [CentOS] CentOS 8.2 (2004) Linux Server is Compatible with Dell PowerEdge R640 1U Server

On Thu, 13 Aug 2020 21:59:42 +0800 Turritopsis Dohrnii Teo En Ming wrote: > There are no issues so far. Hahaha, I read _in_Compatible :-D ...generally nobody reports a server compatible. /Peter ___ CentOS mailing list CentOS@centos.org

Re: [CentOS] [Sharing] CentOS 8.2 (2004) Linux Server is Compatible with Dell PowerEdge R640 1U Server

On Wed, 12 Aug 2020 21:46:19 +0800 Turritopsis Dohrnii Teo En Ming wrote: > Subject: [Sharing] CentOS 8.2 (2004) Linux Server is Compatible with > Dell PowerEdge R640 1U Server This server should be fully ok to run RHEL8 and CentOS8. What exactly goes wrong?

Re: [CentOS] Unable to find the used space

On Mon, 29 Jun 2020 15:21:12 +0530 Sachchidanand Upadhyay via CentOS wrote: > Hi, > > While checking with df -h, it's showing the used space is 94% on > root (/). If checked with du -sh, it's not showing the used space. > > # df -h > Filesystem Size Used Avail Use% Mounted on > devtmpfs

Re: [CentOS] How to rebuild the kernel

On Wed, 3 Jun 2020 20:24:35 +0530 Harsh chopra wrote: > Hi everyone, > I am using Centos 7.8.2003 kernel 3.10 > . I was trying to build and install the latest linux stable kernel > i.e. 5.7, I successfully did the process but accidentally messed it > up by copying the .config file again in 5.7

Re: [CentOS] XFS problem

On Mon, 11 May 2020 12:40:15 + Gestió Servidors wrote: > Hello, > > My server is running kernel 3.10.0-1062.12.1 in a CentOS Linux > release 7.7.1908. Since some weeks ago, server is restarting after > XFS errors. Logs in /var/crash reported this information: [...] ... > [443804.295922]

Re: [CentOS] rpm command option

On Wed, 6 May 2020 00:00:48 + (UTC) Chris Olson via CentOS wrote: > We located an application recommended by one of customers > for sharing certain data.  It was available for installation > using a few different methods.  Using yum was also recommended > for the installation.  The install

Re: [CentOS] slow performance on company production server I need help

On Wed, 22 Apr 2020 10:53:08 -0500 Christopher Wensink wrote: >Unit UnitType  Status %RCmpl  %V/I/M  Port  Stripe >Size(GB) > >u0   RAID-5    OK -   -   - 256K    11175.8 >u0-0 DISK 

Re: [CentOS] Centos 7: cups-pdf Postprocessing prevented by selinux :(

On Wed, 15 Apr 2020 04:55:13 +0200 hw wrote: > Hi, > > how can I make it so that printing to a cups PDF printer can > successfully run the postprocessing script I specified > in /etc/cups/cups-pdf.conf? I haven't run into this one myself so I'm not sure this will work (but simple enough to

Re: [CentOS] Versions in RHEL and CentOS

On Thu, 2 Apr 2020 14:40:31 +0530 Thomas Stephen Lee wrote: > > On Thu, Apr 2, 2020 at 2:07 PM Peter Kjellström > > wrote: > > > I had no idea people still used that package. Especially on a > > server. > > Is it due to some security issue ? Not se

Re: [CentOS] Versions in RHEL and CentOS

On Thu, 2 Apr 2020 11:10:23 +0530 Thomas Stephen Lee wrote: ... > /usr/bin/sensors > > from the lm_sensors package > > I had run > > sensors-detect --auto I had no idea people still used that package. Especially on a server. Per core temperatures in linux for Zen2 is done using (a very up to

Re: [CentOS] Versions in RHEL and CentOS

On Wed, 1 Apr 2020 10:01:04 +0530 Thomas Stephen Lee wrote: ... > Thanks for the information . > Rented a new EPYC Rome Server from Hetzner, but sensors does not show > status of all cores in list, which is why I asked. Curious what "sensors" you are referring to.. Like this: $ cat

Re: [CentOS] Need help to fix bug in rsync

On Wed, 25 Mar 2020 14:49:24 +0100 Simon Matter via CentOS wrote: > Hi, > > I've discovered a bug in rsync which leads to increased CPU usage and > slower transfers in many situations. > > When syncing with compression (-z) Tbh, using -z with rsync is almost always a bad idea (unless you're

Re: [CentOS] Running CentOS 6 in a Docker container on a non-CentOS host

On Mon, 9 Mar 2020 16:16:01 -0400 Alfred von Campe wrote: > > On Mar 5, 2020, at 6:05, Peter Kjellström wrote: > > > > You can use singularity. The following example makes an image by > > pulling from centos on dockerhub: > > Interesting! However, I would pref

Re: [CentOS] Running CentOS 6 in a Docker container on a non-CentOS host

On Wed, 4 Mar 2020 16:56:02 -0500 Alfred von Campe wrote: > I have to support a legacy build that runs on CentOS 6. I’m new to > Docker and would like to use the official CentOS 6.10 image >

Re: [CentOS] ls permissions format changed in CentOS 8

On Sun, 27 Oct 2019 08:25:28 -0700 Kenneth Porter wrote: > It's a missing ncurses feature in the older PuTTY that's trigged by > an update to ncurses or terminfo in CentOS 8. PuTTY 0.72 added > support for the REP (repeating character) command and the newer > terminfo adds that as an xterm

Re: [CentOS] where to get kernel source

On Thu, 13 Jun 2019 18:52:22 +0800 (CST) qw wrote: > http://vault.centos.org/7.2.1511/updates/Source/SPackages/ > > But I can't find kernel-3.10.0-327.36.4.el7.src.rpm. Since it's not in updates (non source) either I'd guess that it was never built/released by CentOS. Infact, I can't even

Re: [CentOS] Intel Vroc experiences?

On Tue, 23 Apr 2019 10:00:45 +0100 (BST) Nux! wrote: > Hi, > > Has anyone had any experience with Intel Vroc[1]? I'm possibly having > to deal with a new server with such technology and can't find much > (real world) information about it. Looking at the specs it's > basically a glorified fake

Re: [CentOS] systemd equivalent of xinetd 'only_from' and 'banner_fail' attributes

On Wed, 8 Aug 2018 12:59:09 + James Pearson wrote: > James Pearson wrote: > > > > I'm attempting to port an existing xinetd service from CentOS 6 to > > something equivalent with systemd for CentOS 7 > > > > The existing xinetd config uses the attributes 'only_from' to limit > >

Re: [CentOS] CentOS Kernel Support

On Thu, 14 Jun 2018 10:12:30 -0500 Valeri Galtsev wrote: > On 06/14/18 10:00, Peter Kjellström wrote: > > On Thu, 14 Jun 2018 16:26:27 +0200 > > Gianluca Cecchi wrote: > > ... > >>>> The src.rpm for that kernel is probably available somewhere. >

Re: [CentOS] CentOS Kernel Support

On Thu, 14 Jun 2018 16:26:27 +0200 Gianluca Cecchi wrote: ... > > > The src.rpm for that kernel is probably available somewhere. > > > > I'm fairly certain you cannot download the SRPM for EUS kernels. > > You might if you're a Red Hat customer paying for that product (but > > don't take my

Re: [CentOS] selinux: how to allow access?

On Tue, 20 Mar 2018 13:07:12 +0100 hw wrote: ... > So what do you really gain from selinux, and is that worthwhile all > the trouble and the hours spent to fix the problems it creates? What > about the impact on performance? The main feature is that lots of software is indeed

Re: [CentOS] pid_max

On Wed, 28 Feb 2018 15:15:59 -0500 Jerry Geis wrote: > I have two systems both running CentOS 7.4 > > one shows pid_max as 32768 > the other shows pid_max as 49152 > > Why might that be ? I would have thought they would be the same. I > have not changed them. I think

Re: [CentOS] Does Huawei break the license of CentOS?

On Fri, 23 Feb 2018 17:27:51 +0800 Genghuang Wang wrote: > Hello > > I have found the Docker images for the above-mentioned Euler OS. > > https://github.com/euleros/euleros-docker-images/blob/master/2.2/EulerOS-2.2.tar.xz >

Re: [CentOS] Does Huawei break the license of CentOS?

On Wed, 21 Feb 2018 09:31:20 +0800 Genghuang Wang wrote: > Hello, Peter, thanks for your reply > > 1. Huawei DOES change the distribution EULA, if type in the following > command: vi /usr/share/eula/eula.en_US > you can see it changed to "HUAWEI EulerOS-2.0" >

Re: [CentOS] Does Huawei break the license of CentOS?

On Tue, 20 Feb 2018 21:02:59 +0800 Genghuang Wang wrote: > Hello, CentOS team and everyone who cares about CentOS, > > Huawei release an Euler OS, which is an distribution based on CentOS. > http://developer.huawei.com/ict/en/site-euleros/euleros-introduction >

Re: [CentOS] Meltdown and Spectre

On Mon, 12 Feb 2018 11:13:57 + isdtor wrote: > Does anyone know if Red Hat are working on backporting improved > mitigation techniques and features from newer, 4.14.14+ kernels? > > $ grep . /sys/devices/system/cpu/vulnerabilities/* >

Re: [CentOS] /lib/firmware/microcode.dat update on CentOS 6

On Thu, 18 Jan 2018 04:03:48 -0600 Johnny Hughes wrote: > On 01/18/2018 03:41 AM, Pete Biggs wrote: > > > >> Look at: > >> > >> https://t.co/6fT61xgtGH > >> > >> Get the latest microcode.dat file from here: > >> > >> https://t.co/zPwagbeJFY > >> > >> See how to update the

Re: [CentOS] Spamassassin vs. SELinux trouble

On Tue, 12 Dec 2017 13:37:30 +0100 Nicolas Kovacs wrote: > Hi, > > Spamassassin has been working nicely on my main server running CentOS > 7 and Postfix. SELinux is activated (Enforcing). > > Since the most recent update (don't know if it's related to it though) > I'm

Re: [CentOS] home on nfs

On Mon, 30 Oct 2017 17:02:08 +0100 hw wrote: > Jonathan Billings writes: > > > On Oct 28, 2017, at 23:15, hw wrote: > >> > >> Jonathan Billings writes: > >> > On Oct 27, 2017, at 10:21, hw

Re: [CentOS] Gulliver

On Mon, 30 Oct 2017 17:07:31 + (UTC) Chris Olson wrote: > We have been fortunate to hang onto one of our summer interns > for part time work on weekends during the current school year. > One of the intern's jobs is to load documents and data which > are then

Re: [CentOS] CentOS 6 for ARM?

On Sun, 22 Oct 2017 12:54:04 -0400 mark wrote: > Hi, folks, > > So, I want to rebuild my "ancient" HP netbook, from the ancient > ubuntu netbook remix. Is there an *ARM* .iso, or net install > somewhere? I'm not finding it, googling. Lots of Raspberry Pi, but Centos

Re: [CentOS] AMD epyc/naples

On Tue, 17 Oct 2017 18:46:14 +0100 lejeczek wrote: > do we know if 7.4 is good for new AMD cpus? > More specifically for virtualization. Historically there > were some issues and things like AMD's IOMMU & similar were > not exactly perfectly supported by HW vendors,

Re: [CentOS] Thanks to every one

On Tue, 18 Jul 2017 09:01:07 -0400 Jonathan Billings wrote: > On Sun, Jul 16, 2017 at 06:02:15PM +0100, Pete Biggs wrote: > > > > > > The physicists and mathematicians who count there need high > > > durations. > > > > Yes. I too run HPC clusters and I have had uptimes

Re: [CentOS] CentOS 7, NM, and IPv6

On Wed, 12 Jul 2017 19:22:20 -0400 mark wrote: > On 07/12/17 12:09, Gordon Messmer wrote: > > On 07/12/2017 07:13 AM, m.r...@5-cent.us wrote: ... > > NM tends to log fairly verbose information. It sounds like you've > > looked at the network traffic. Have you looked at the

Re: [CentOS] yum update pulls in lvm-cluster on 7.3

On Tue, 13 Dec 2016 08:16:06 -0500 (EST) m...@tdiehl.org wrote: > I ran "yum update" this morning on a 7.2 machine with all of the cr > updates applied to it and yum wants to install lvm-cluster and a > bunch of deps. ... > == >

Re: [CentOS] CVE-2016-5195 DirtyCOW : Critical Linux Kernel Flaw

On Wed, 26 Oct 2016 06:30:45 -0500 Johnny Hughes <joh...@centos.org> wrote: > On 10/26/2016 05:56 AM, Peter Kjellström wrote: > > On Tue, 25 Oct 2016 17:21:54 -0700 > > Akemi Yagi <amy...@gmail.com> wrote: > > > >> On Tue, Oct 25, 2016 at 10:26 AM, Leo

Re: [CentOS] CVE-2016-5195 DirtyCOW : Critical Linux Kernel Flaw

On Tue, 25 Oct 2016 17:21:54 -0700 Akemi Yagi <amy...@gmail.com> wrote: > On Tue, Oct 25, 2016 at 10:26 AM, Leon Fauster > <leonfaus...@googlemail.com> wrote: > > Am 25.10.2016 um 15:39 schrieb Peter Kjellström <c...@nsc.liu.se>: > >> On Tue, 25 Oct 20

Re: [CentOS] CVE-2016-5195 DirtyCOW : Critical Linux Kernel Flaw

On Tue, 25 Oct 2016 10:06:12 +0200 Christian Anthon wrote: > What is the best approach on centos 6 to mitigate the problem is > officially patched? As far as I can tell Centos 6 is vulnerable to > attacks using ptrace. I can confirm that c6 is vulnerable, we're running a

Re: [CentOS] CVE-2016-5195 “DirtyCOW”: Critical Linux Kernel Flaw

On Tue, 25 Oct 2016 08:29:33 -0400 "Phelps, Matthew" wrote: > On Tue, Oct 25, 2016 at 4:06 AM, Christian Anthon > wrote: > > > What is the best approach on centos 6 to mitigate the problem is > > officially patched? As far as I can tell Centos 6 is

Re: [CentOS] Recommendations for Infiniband with CentOS 6.7

On Wed, 25 May 2016 11:48:55 -0400 Pat Haley wrote: > We have a new install of CentOS 6.7 with infiniband support > installed. We can see the card in hardware and we can see the mlx4 > drivers loaded in the kernel but cannot see the card as an ethernet > interface, using ifconfig

Re: [CentOS] Recommendations for Infiniband with CentOS 6.7

On Tue, 24 May 2016 21:08:27 -0400 Pat Haley wrote: > Hi All, > > We looking for suggestions on dealing with mellanox drivers in CentOS > 6.7 Unless you really need a specific feature in MOFED I'd recommend you stay with the, so called, in-box drivers already in CentOS-6.7. We

Re: [CentOS] openssl Security Update for CentOS 6.7 ETA

On Wed, 11 May 2016 09:20:54 -0600 Patrick Rael wrote: > Hi, > Is there an ETA on the openssl security update > (CVE-2016-0799) for CentOS 6.7?I saw the openssl update for > CentOS 7 on 5/9, eagerly awaiting > the same for 6.7. The fix/RHSA is here:

Re: [CentOS] why no recent bind update for CentOS 6?

On Wed, 29 Jul 2015 12:48:14 +1200 Peter pe...@pajamian.dhs.org wrote: On 07/29/2015 11:51 AM, Noam Bernstein wrote: Hi CentOS developers - I’ve been happily using CentOS for several years now, so thanks for all the good work. In the last week, however, I noticed that while the items in

Re: [CentOS] really nice squid bug?

On Tue, 24 Mar 2015 09:41:58 +0200 Eero Volotinen eero.voloti...@iki.fi wrote: https://bugzilla.redhat.com/show_bug.cgi?id=1202858 affects also on centos? Bugs in internal, non-released, rh packages don't really affect centos, no. /Peter ___

Re: [CentOS] EL5 Security Policy for the final 3 years

On Fri, 14 Nov 2014 14:22:46 -0600 Johnny Hughes joh...@centos.org wrote: Red Hat's Security policy for Production 3 Phase of the Life Cycle for EL5 is that they will only release Critical impact Security Advisories (RHSAs) and selected Urgent Priority Bug Fix Advisories (RHBAs) may be

Re: [CentOS] strange disk space calculation ext4 df and du

On Mon, 03 Nov 2014 16:53:05 +0100 Götz Reinicke - IT Koordinator goetz.reini...@filmakademie.de wrote: ... df shows 9.4 GB free, 198GB used. If I do du -sch * | sort -h -r on /, I just have close to 3.5GB used Next thing to check is stuff hiding under mount points. That is for example

Re: [CentOS] dmesg error

On Mon, 3 Nov 2014 08:33:27 -0500 Jerry Geis ge...@pagestation.com wrote: I am seeing this in dmesg on Dell Poweredge 860 INFO: task tail:17872 blocked for more than 120 seconds. It's a generic something might be wrong alert issued since (in this case) a tail process blocked (on I/O) for

Re: [CentOS] CentOS 6.4 kernel panic on boot after upgrading kernel to 2.6.32-431.29.2

On Wed, 15 Oct 2014 09:22:04 -0400 Lamar Owen lo...@pari.edu wrote: ... Now, I'm going to sound like a broken record here. If you absolutely positively must stay at a point release for whatever reason (and there are valid reasons for this), then you don't need to be running CentOS; it is

Re: [CentOS] Filesystem writes unexpectedly slow (CentOS 6.4)

On Mon, 13 Oct 2014 20:15:11 -0500 Joakim Ziegler joa...@terminalmx.com wrote: ... So, if I use iozone -a to test write speeds on the raw device, I get results in the 500-800MB/sec range, depending on write sizes, which is about what I'd expect. However, when I have an ext4 filesystem on

Re: [CentOS] machine check exception

As it says, probably hardware problem (most often memory related). I agree with Ilyas that you should query the management processor but would like to add that the vendor specific log usually contains better data than the IPMI standard SEL. Like for example the IML on HP/iLO. /Peter K On Mon,

Re: [CentOS] DL380g8 - smart array B320i - CentOS 6.4

On Monday 01 July 2013 20:21:41 natxo asenjo wrote: On 06/26/2013 10:29 PM, Marcelo Roccasalva wrote: You need a license from HP to access your hard disks... Stupid, but real... wow, just, wow. If this is true I will advise against buying any HP server kit whenever we need to buy new

Re: [CentOS] CVE-2013-2094 and CentOS 6.x

05f0bfd3030db4d4f4deb0fdc71b7fa3 perf_event_blocker.stp /Peter -- -= Peter Kjellström -= National Supercomputer Centre signature.asc Description: This is a digitally signed message part. ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos

Re: [CentOS] SSHD rootkit in the wild/compromise for CentOS 5/6?

On Monday 25 February 2013 14:24:28 Gelen James wrote: 'rpm -V' can be misleading, if taking into account of prelink on Redhat/Centos Boxes which is running through cron by default. I've shown the steps on reverse the effect of prelink at the comments sections at link

Re: [CentOS] kernel-debuginfo

On Tuesday 26 June 2012 08.25.35 Karanbir Singh wrote: On 06/26/2012 08:17 AM, Tair Sabirgaliev wrote: Hi! I'm trying systemtap on CentOS 6.2 kernel-2.6.32-220.23.1.el6.x86_64. My problem is that I can't find kernel-debuginfo... corresponding to my kernel version. ... Where can I

Re: [CentOS] biggest disk partition on 5.8?

On Wednesday 23 May 2012 14.23.31 Alan McKay wrote: Hey folks, ... I used 'arcconf' to create a big RAID60 out of (see below). But then I mount it and it is way too small This should be about 20TB : ... /dev/sdb1 186G 60M 176G 1% /mnt/J4400-1 ... Here is how I created it :

Re: [CentOS] Allow updates but not upgrades

On Thursday 10 May 2012 17.36.07 Gregory Machin wrote: Hi. At the moment it seems my machines just update to the latest current release . I install a 6.0 machine and run yum update , and next thing its 6.2 . I have a requirement where I need machines to only upgrade to even numbered sub

Re: [CentOS] Allow updates but not upgrades

On Thursday 10 May 2012 03.58.17 Johnny Hughes wrote: On 05/10/2012 01:46 AM, Peter Kjellström wrote: On Thursday 10 May 2012 17.36.07 Gregory Machin wrote: Hi. At the moment it seems my machines just update to the latest current release . I install a 6.0 machine and run yum update

Re: [CentOS] Equivalent RHEL package for CentOS httpd package?

On Tuesday 08 May 2012 00.16.15 Mitch Patenaude wrote: I'm trying to find out if a particular RedHat patch has been ported to CentOS yet. In particular, this vulnerability: CVE-2011-3607 Johnny already explained the version naming I'm just adding a way to see if a certain pkg has a certain

Re: [CentOS] Latest 6.2 kernel is broken

On Tuesday 24 April 2012 15.56.09 Lars Hecking wrote: Peter Kjellstr??m writes: On Monday 23 April 2012 17.54.33 Lars Hecking wrote: I just kickstarted a new machine with the latest CentOS 6.2 files, including kernel 2.6.32-220.13.1.el6.x86_64. It came up without network

Re: [CentOS] Latest 6.2 kernel is broken

On Tuesday 24 April 2012 16.05.26 Ned Slider wrote: On 24/04/12 15:56, Lars Hecking wrote: Peter Kjellstr??m writes: On Monday 23 April 2012 17.54.33 Lars Hecking wrote: ... bnx2: Can't load firmware file bnx2/bnx2-mips-09-6.2.1b.fw This is because you have the kmod-bnx2 package which

Re: [CentOS] Latest 6.2 kernel is broken

On Wednesday 25 April 2012 10.53.46 Lars Hecking wrote: ... yum remove kmod-bnx2 is suggested way to remove packages in a dependency- aware way. Slightly different situation here - I'm working off a local repo for kickstart installations, so I don't want to install it in the first

Re: [CentOS] Latest 6.2 kernel is broken

On Wednesday 25 April 2012 12.48.43 Lars Hecking wrote: Peter Kjellstr??m writes: On Wednesday 25 April 2012 10.53.46 Lars Hecking wrote: ... yum remove kmod-bnx2 is suggested way to remove packages in a dependency- aware way. Slightly different situation here - I'm

Re: [CentOS] Latest 6.2 kernel is broken

On Monday 23 April 2012 17.54.33 Lars Hecking wrote: I just kickstarted a new machine with the latest CentOS 6.2 files, including kernel 2.6.32-220.13.1.el6.x86_64. It came up without network interfaces. dmesg says: bnx2: Can't load firmware file bnx2/bnx2-mips-09-6.2.1b.fw This is

Re: [CentOS] Interpretation of a hardware error

On Thursday 12 April 2012 13.36.03 m.r...@5-cent.us wrote: Hey, folks, I've just started seeing Apr 12 13:09:59 server kernel: [Hardware Error]: MC4_STATUS[Over|CE|MiscV|-|AddrV|-|Poison|CECC]: 0xdd0accf2001d011b Apr 12 13:09:59 server kernel: [Hardware Error]: Northbridge Error (node 1,

Re: [CentOS] compiling openssh5.8src.rpm looking for Xlib.h

On Thursday 12 April 2012 15.02.31 m.r...@5-cent.us wrote: Vinay Nagrik wrote: Hello Group, I created a VM with 5.7 Centos DVD-1. My task is to compile openssh5.8p2 (src.rpm downloaded from openssh site.) on the system. It gave some errors about some buildrequires rpm not found. I

Re: [CentOS] LVM

On Tuesday 20 March 2012 10.25.38 Markus Falb wrote: On 19.3.2012 10:14, Peter Kjellström wrote: On Sunday 18 March 2012 19.40.21 Ray Van Dolson wrote: On Sun, Mar 18, 2012 at 08:04:14PM +0100, Markus Falb wrote: What filesystem? Assuming ext3, this cannot shrunk without unmounting. I

Re: [CentOS] LVM

On Sunday 18 March 2012 19.40.21 Ray Van Dolson wrote: On Sun, Mar 18, 2012 at 08:04:14PM +0100, Markus Falb wrote: ... What filesystem? Assuming ext3, this cannot shrunk without unmounting. I believe the following *should* work for ext3 $ umount /home $ e2fsck -f /dev/vg_web/lv_home

Re: [CentOS] mkswap, lvm and bootbits sectors

On Tuesday 13 March 2012 13.20.01 m.r...@5-cent.us wrote: Peter Kjellström wrote: On Tuesday 13 March 2012 13.41.53 Philippe Naudin wrote: Hello, I am confused by a warning from mkswap : When making a swap on a LVM volume, I see the following warning : mkswap: /dev/vg_SDB1

Re: [CentOS] mkswap, lvm and bootbits sectors

On Wednesday 14 March 2012 11.50.37 Philippe Naudin wrote: Thanks all for your answers. Actually, my problem concern lvm, not mkswap. No, afaict there's nothing wrong with your lvm. The only problem I see is that mkswap prints our an incorrect or at least pointless warning. I can confirm

Re: [CentOS] yum list installed - 3rd column

On Tuesday 13 March 2012 13.07.52 Tilman Schmidt wrote: On most of the CentOS 5 machines I manage, if I run yum list installed the third column just says installed for all packages. But on one machine, some lines show instead a repo name preceded by an @ sign. Apparently the repo from which

Re: [CentOS] mkswap, lvm and bootbits sectors

On Tuesday 13 March 2012 13.41.53 Philippe Naudin wrote: Hello, I am confused by a warning from mkswap : When making a swap on a LVM volume, I see the following warning : mkswap: /dev/vg_SDB1/swap_test6_64: warning: don't erase bootbits sectors on whole disk. Use -f to force.

Re: [CentOS] HT (Hyper Threading) on CentOS 5.5

On Friday 09 March 2012 08.44.53 Sorin Srbu wrote: ... What are some of the cases it would be practical/best to have it off? I know there might be some negative performance issues with certain applications, but would you notice it in day-to-day use? Negative performance due to HT comes in

Re: [CentOS] hardware issues? driver issues?

On Wednesday 07 March 2012 11.17.15 m.r...@5-cent.us wrote: Got a bunch of servers from Penguin. Supermicro m/b's H8QG6. We put a 3tb drive in for additional workspace for the users, and some of them won't read, others will go for weeks, then spit out DRDY errors. lshw shows the controller as

Re: [CentOS] how to find...

On Sunday 04 March 2012 21.15.03 fred smith wrote: I'm trying to find out from which repo I got xiphos and its matching sword libraries from, and somehow am not finding it. hints, anyone? thanks! On CentOS-6 you can use yumdb to get real data (saved explicitly when a pkg is installed):

Re: [CentOS] Centos6: Boot from usb 3.0ls /

On Wednesday 29 February 2012 06.07.03 John Doe wrote: From: Volker Poplawski vol...@openbios.org The required xhci_hcd kernel module is not part of the 260 modules in the initrd for some reason. Sony Memory-Stick is included, if you happen to have one of these... I was able to rebuild

Re: [CentOS] strange memory issues with CentOS 6.2 on VPS

On Sunday 26 February 2012 19.59.07 Tomas Vondra wrote: ... i.e. about 200 MB of free memory, but apache fails because of segfaults when forking a child process: [16:49:51 2012] [error] (12)Cannot allocate memory: fork: Unable to fork new process [16:51:17 2012]

Re: [CentOS] LSi Logic SCSI controller driver

On Friday, January 27, 2012 04:40:09 PM Helmut Drodofsky wrote: Hello, I have found a lot of discussions concerning the LSI Logic scsi driver. E.g.: https://lkml.org/lkml/2010/4/26/335 https://bugzilla.kernel.org/show_bug.cgi?id=16547

Re: [CentOS] ssd quandry

On Tuesday, October 25, 2011 01:48:13 PM Mogens Kjaer wrote: On 10/25/2011 12:20 PM, John Doe wrote: Guess this new ctrl does not use the cciss module anymore. If it's like a P410i like what I have it uses the hpsa driver. HP is moving from the old cciss driver to the new hpsa driver. On C5

Re: [CentOS] trouble building an rpm

On Tuesday, September 13, 2011 11:20:57 AM John Doe wrote: From: Peter Kjellström c...@nsc.liu.se It's not a good idea to build rpms as root (unless in a throw-away vm). Build as user or even better using mock. Am I missing something or building an rpm as a non-root user for security

Re: [CentOS] gnumeric

On Saturday, September 10, 2011 08:40:47 PM ken wrote: Where do I find a gnumeric rpm? I must not have enough repos listed. (I recently had to rebuild my system pretty much from scratch. :( ) EPEL is a widely used repo that carries gnumeric. /Peter signature.asc Description: This is a

Re: [CentOS] trouble building an rpm

On Monday, September 12, 2011 06:00:32 PM Jon Detert wrote: i'm a newbie at building rpms. I made a few rpms years ago, but can't now make one on Centos 5. In /usr/local/rpmbuild, there are 5 subdirs: BUILD RPMS SOURCES SPECS SRPMS tmp It's not a good idea to build rpms as root

Re: [CentOS] HBA port

On Friday, September 09, 2011 12:54:51 AM Paras pradhan wrote: Hi, I have a host which is connected to SAN via single Fibre channel HBA (qlogic). I have several LUNS assigned to this (sdc, sdd). I added another single port HBA to this host. I can now see two world wide names. Now the

Re: [CentOS] CentOS 6 Partitioning Map/Schema

On Thursday, September 01, 2011 03:21:25 AM Jonathan Vomacka wrote: Good Evening All, I have a question regarding CentOS 6 server partitioning. Now I know there are a lot of different ways to partition the system and different opinions depending on the use of the server. I currently have a

Re: [CentOS] [C6] Some typical apps missing?

On Tuesday, August 30, 2011 02:56:35 PM Marko Vojinovic wrote: Hi everyone! :-) I just installed CentOS 6 on one of my desktop machines, and yum now tells me that some of my favorite apps are not present in any of the repositories I configured. To name a few: ktorrent, kile, krusader,

Re: [CentOS] 6.0 Media problems

On Monday, August 29, 2011 12:12:03 PM ken wrote: On 08/28/2011 11:37 PM Always Learning wrote: On Sun, 2011-08-28 at 22:33 -0400, ken wrote: On 08/28/2011 09:17 PM Always Learning wrote: ... Well, since I've got two or three other machines I'm either upgrading or installing linux on,

Re: [CentOS] updating 5.6 but not going to 6.0

On Thursday, August 25, 2011 09:17:39 PM John R Pierce wrote: On 08/25/11 12:09 PM, Mike VanHorn wrote: I'm confused as to how to install updates for CentOS 5.6 without upgrading to 6.0. When I do a yum check-updates, the new *-release packages for 6.0 are listed, so I don't think I want to

Re: [CentOS] Does anyone know if I can reconfigure a PERC H700 without rebooting?

On Monday, August 22, 2011 12:10:07 PM Kevin Thorpe wrote: Hi all, I have a server which is really difficult to restart because of usage requirements and the fact that it's in a co-lo rack so miles away. I've added a couple of drives which I'd like to bring up and add to LVM but the

Re: [CentOS] System crashing suddenly.

On Monday, August 22, 2011 01:36:11 PM Lisandro Grullon wrote: Dear List, I have been getting system crash, syslog is reporting the following in stdout...please advise. Sure, please don't use reply when starting a new thread. Message from syslogd@saturn at Aug 21 03:38:08 ... kernel:

Re: [CentOS] Intel 82599 driver?

On Wednesday, August 10, 2011 12:11:51 PM Peter Kjellström wrote: On Friday, August 05, 2011 05:25:13 PM Les Mikesell wrote: On 8/5/2011 9:46 AM, Peter Kjellström wrote: Our X520 are still stable except for one recent problem, 2.6.18-238.9.1 - 2.6.18-238.12.1 broke it quite bad

Re: [CentOS] Intel 82599 driver?

On Friday, August 05, 2011 04:28:20 PM Lars Hecking wrote: Lars Hecking writes: There are more than one NIC-model with 82599EB and evidently not all work with the CentOS driver. What we're using successfully is X520-DA2: Intel Corporation 82599EB 10-Gigabit Network Connection

Re: [CentOS] Experience with Centos running off usb-stick(s)

On Thursday, July 21, 2011 05:26:47 PM Dennis Jacobfeuerborn wrote: Hi, I'm trying to build a redundant duo of firewalls/routers/gateways and I'm thinking about not putting any disks in them and instead using a usb-stick raid-1 as storage. Has anyone any experience with this? Since the

Re: [CentOS] Changing the size of the swap memory

On Thursday, July 07, 2011 03:57:04 PM Brunner, Brian T. wrote: centos-boun...@centos.org wrote: On 07/06/11 5:40 PM, John J. Boyer wrote: When I first installed my CentOS system the machine had only 1 GB. the swap memory was set to 2 GB Now the machine has 4 GB but swap is still 2 GB.

Re: [CentOS] high performance open source DHCP solution?

On Wednesday, July 20, 2011 04:54:21 AM Rogelio wrote: The free DHCP solution, ISC, seems to be having scaling issues (i.e. handling only about 200 DHCPDISCOVER and 20 DHCPRENEW requests), and I was wondering if anyone had any open source suggestions of solutions that could scale much better?

Re: [CentOS] what is difference between slow initialize and patrol read on RAID?

On Wednesday, June 08, 2011 09:00:48 PM mcclnx mcc wrote: We have DELL server with MD1000 Disk array in it. O.S. is CENTOS 5.5. Recently every time MD1000 patrol read start I will get media error messages on /var/log/message file. I use MD1000 slow initialize to initialize bad disk and NO

Re: [CentOS] increase harddisk diskspace Failed to suspend LogVol00

On Thursday, June 02, 2011 08:34:26 PM Drew wrote: Have you also unmounted the filesystem on LogVol00? There is no need to unmount the filesystem when increasing the size of the underlying lv. In fact you can even grow the filesystem inside the lv afterwards without unmounting it (resize2fs).

Re: [CentOS] kswapd taking 100% cpu with no swap on system

On Saturday, May 07, 2011 09:35:48 PM Ali Ahsan wrote: Hi All I have xeon server with 16 Gb Ram and no Swap memory.I am running cassandra server on two node in cluster.When there is high load on server kswapd0 kicks inn and take 100% cpu and make machine very slow and we need to restart out

Re: [CentOS] kswapd taking 100% cpu with no swap on system

didn't tell us if you're on i386-pae or x86_64 which may make a big difference. /Peter On 05/09/2011 06:01 PM, Peter Kjellström wrote: On Saturday, May 07, 2011 09:35:48 PM Ali Ahsan wrote: Hi All I have xeon server with 16 Gb Ram and no Swap memory.I am running cassandra server

Re: [CentOS] use of conntrack-tools

On Wednesday, April 27, 2011 11:32:08 AM Eric Doutreleau wrote: yes indeed i look through the sources and the path is hardcoded it s really strange some packages for centos are built but obviously don't work. You may want to take this up with the centalt people since it seems to be a problem

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