Re: [CentOS] 6.3 installer keeps cycling in a 10 second countdown to boot

2012-11-25 Thread Aleksey Tsalolikhin
On Sun, Nov 25, 2012 at 10:50 AM, Karanbir Singh wrote: > > looks like your machine does not have the x86_64 capable cpu/bios combo > needed to boot the kernel. Have you tried using the livecd/dvd to boot > the machine and see if things work there ? I'll try booting off DVD next, thanks. I'm sur

[CentOS] 6.3 installer keeps cycling in a 10 second countdown to boot

2012-11-24 Thread Aleksey Tsalolikhin
Hi. I've been running CentOS 5 for ages. (Thanks!) I went to install 6.3 - I downloaded the 64-bit DVD 1 image, and put it on a USB drive. Booted into a screen that said boot will start in 10.. 9... 8.. 7.. 6.. 5.. 4.. 3.. 2.. 1.. 10.. and so on, infinite loop, the boot never starts. I tried b

[CentOS] Installing yesterday's CentOS (or how to install the patch/package set from 3 weeks ago)

2011-09-21 Thread Aleksey Tsalolikhin
Hello, Let's say your operating policy is "no patch updates without testing first in the test environment". Let's say it takes you 3 weeks to test. Over the course of the 3 weeks, the repo changes (new packages added, old removed). Is there a way to "freeze" a set of packages so that when I ru

[CentOS] How to update CentOS 5.4 to 5.6?

2011-09-21 Thread Aleksey Tsalolikhin
Is there a way to update a CentOS 5.4 server to 5.6 (but not 5.7)? "yum update" takes me all the way up to 5.7. Best, -at ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos

Re: [CentOS] Vim scripting - cursor motion

2011-06-09 Thread Aleksey Tsalolikhin
On Thu, Jun 9, 2011 at 11:03 AM, CS DBA wrote: > On 06/09/2011 08:48 AM, Jussi Hirvi wrote: >> I am working on my first vim script. The script is supposed to do some >> find/replace on a file, then save the file with a new name and quit vim. >> >> I will save the script in a file and then call it

[CentOS] How to set selinux policy "allow httpd_t unconfined_t:shm { unix_read unix_write }; " using an seboolean? (How to get a new seboolean?)

2011-06-02 Thread Aleksey Tsalolikhin
Hi. I'm trying to get OTRS running on CentOS 5.5 with SELinux enabled, and audit.log / audit2allow tell me I need to add the local policy: #= httpd_t == allow httpd_t unconfined_t:shm { unix_read unix_write }; which I think will allow the httpd access to read and write f

Re: [CentOS] Why is iptables configured to accept packets on ports 50 and 51?

2011-05-17 Thread Aleksey Tsalolikhin
On Tue, May 17, 2011 at 11:25 AM, Michel van Deventer wrote: > > The -p you are referring to is NOT a port, but a protocol (number), 50 > and 51 stand for IPSEC protocols (AH and ESP). Doh! *facepalm* Thanks, Stephen, Eero and Michel. I appreciate your help. :) Best, Aleksey _

[CentOS] Why is iptables configured to accept packets on ports 50 and 51?

2011-05-17 Thread Aleksey Tsalolikhin
[root@hwdltsaloli ~]# cat /etc/sysconfig/iptables # Firewall configuration written by system-config-securitylevel # Manual customization of this file is not recommended. *filter :INPUT ACCEPT [0:0] :FORWARD ACCEPT [0:0] :OUTPUT ACCEPT [0:0] :RH-Firewall-1-INPUT - [0:0] -A INPUT -j RH-Firewall-1-INP

Re: [CentOS] Air Conditioning - ON!

2011-02-22 Thread Aleksey Tsalolikhin
I really appreciate the availability of CentOS. Thank you to all the people who work on it and form part of this community!! Best, Aleksey ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos

[CentOS] How much maximum memory will CentOS 5 support? I know it's not 16 GB!

2011-02-22 Thread Aleksey Tsalolikhin
How much maximum memory will CentOS 5 support, please? The product info page at http://www.centos.org/product.html says 16GB, but I am running 80 GB RAM right now and seeing 80 GB in top. I see the same 16 GB limit on the RHEL page: http://www.redhat.com/rhel/compare/#note_4 The server hardware

[CentOS] How to strip out the title bar from xterm windows on CentOS 5 GNOME?

2010-12-15 Thread Aleksey Tsalolikhin
Hi. Running CentOS 5 with the default GNOME desktop. Is it possible to configure xterm windows not to have title bars to get the most out of the available screenspace? I've tried to look this up but mostly find reference how to change the content of the title bar; I want to remove it completely.

Re: [CentOS] can't install mono-devel because mono-basic requires mono-core. But I have mono-core! What to do? I need gmcs.

2010-10-25 Thread Aleksey Tsalolikhin
Turned out I had multiple repo's in play. mono-basic from one repo, and mono-core from another. I removed both and ran "yum install mono-devel" and it installed fine from "epel" with all dependecies. Cheers, -at On Mon, Oct 25, 2010 at 4:52 PM, Aleksey Tsalolikhin wr

[CentOS] can't install mono-devel because mono-basic requires mono-core. But I have mono-core! What to do? I need gmcs.

2010-10-25 Thread Aleksey Tsalolikhin
Hi. I'm trying to install gmcs so that I can build gbrainy, a mental exerciser. I am not sure what package provides, maybe mono-devel? however mono-devel fails to install because, it says, mono-basic requires mono-core. I have mono-core installed. Why is this failing? $ sudo yum install mono

Re: [CentOS] pdflush kernel thread pops up every 10 seconds or so and video decoding grinds to a halt for 1/2 a second

2010-10-20 Thread Aleksey Tsalolikhin
Lamar Owen wrote: > On Monday, October 18, 2010 09:25:41 pm Aleksey Tsalolikhin wrote: >> Hi. A friend of mine was doing real-time video decoding on >> Fedora Core 13 and he had a performance glitch (1/2 a second >> freeze) every 5-10 seconds.  "top" showed flush-2

Re: [CentOS] pdflush kernel thread pops up every 10 seconds or so and video decoding grinds to a halt for 1/2 a second

2010-10-19 Thread Aleksey Tsalolikhin
"uname -a" shows: Linux localhost.localdomain 2.6.18-194.17.1.el5 #1 SMP Wed Sep 29 12:50:31 EDT 2010 x86_64 x86_64 x86_64 GNU/Linux ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos

Re: [CentOS] pdflush kernel thread pops up every 10 seconds or so and video decoding grinds to a halt for 1/2 a second

2010-10-19 Thread Aleksey Tsalolikhin
Still seeing the glitch every 5-20 secs after remounting with "commit=6000". On Tue, Oct 19, 2010 at 4:00 PM, Ross Walker wrote: > > You could also reduce the dirty interval in sysctl so it flushes sooner > therefore flushes less data each time. OK. It's worth a shot. Any idea what the defau

Re: [CentOS] Who maintains php-pgsql package? I want to ask about using PostgreSQL 8.4 library instead of PostgreSQL 8.1.

2010-10-19 Thread Aleksey Tsalolikhin
On Tue, Oct 19, 2010 at 11:40 AM, Aleksey Tsalolikhin wrote: > > I'll ask Red Hat for php-pgsql that uses postgresql84-libs; and try to > build httpd from source myself in the meantime. I've opened a bug report / enhancement request with Red Hat: https://bugzilla.redhat.

Re: [CentOS] pdflush kernel thread pops up every 10 seconds or so and video decoding grinds to a halt for 1/2 a second

2010-10-19 Thread Aleksey Tsalolikhin
On Tue, Oct 19, 2010 at 12:48 PM, Toby Bluhm wrote: > Ext3 filesystem? Maybe altering the commit option at mount time would help: > > http://www.mjmwired.net/kernel/Documentation/filesystems/ext3.txt#49 Good one, Tony! We'll try that. Thanks!! Aleksey _

Re: [CentOS] pdflush kernel thread pops up every 10 seconds or so and video decoding grinds to a halt for 1/2 a second

2010-10-19 Thread Aleksey Tsalolikhin
On Mon, Oct 18, 2010 at 9:08 PM, JohnS wrote: > > On Mon, 2010-10-18 at 18:25 -0700, Aleksey Tsalolikhin wrote: >> Hi. A friend of mine was doing real-time video decoding on >> Fedora Core 13 and he had a performance glitch (1/2 a second >> freeze) every 5-10 seconds.  

Re: [CentOS] Who maintains php-pgsql package? I want to ask about using PostgreSQL 8.4 library instead of PostgreSQL 8.1.

2010-10-19 Thread Aleksey Tsalolikhin
Just to follow up on this. Devrim of Postgres said he does not maintain php-pgsql, Red Hat does. He also added: 2010/10/18 Devrim GÜNDÜZ : > > I don't see any way to upgrade libpq for Apache easily, except > rebuilding Apache from SRPM by yourself, and using postgresql84-libs as > BuildRequires

[CentOS] pdflush kernel thread pops up every 10 seconds or so and video decoding grinds to a halt for 1/2 a second

2010-10-18 Thread Aleksey Tsalolikhin
Hi. A friend of mine was doing real-time video decoding on Fedora Core 13 and he had a performance glitch (1/2 a second freeze) every 5-10 seconds. "top" showed flush-253:0 process at the moment of the freeze. Major device number 253 corresponds to device-mapper. I advised my friend to re-instal

Re: [CentOS] excel parser (preferably perl)?

2010-10-18 Thread Aleksey Tsalolikhin
On Mon, Oct 18, 2010 at 3:13 PM, Les Mikesell wrote: > I'm getting tired of converting spreadsheets that someone else updates > to csv so my perl scripts can push the data into a mysql database.  Is > there a better way?  I haven't had much luck with > perl-Spreadsheet-ParseExcel (and find it odd

Re: [CentOS] Who maintains php-pgsql package? I want to ask about using PostgreSQL 8.4 library instead of PostgreSQL 8.1.

2010-10-18 Thread Aleksey Tsalolikhin
Kevin Kempter: Thank you for Devrim's name as the maintainer of php-pgsql. John: You wrote: > use the Postgres 8.4 RPMs from http://yum.pgrpms.org/  along with the > compat-postgresql-libs package (from the same repository), which hooks the > libpq.so.4 stuff that the stock EL5 clients like php-

[CentOS] Who maintains php-pgsql package? I want to ask about using PostgreSQL 8.4 library instead of PostgreSQL 8.1.

2010-10-18 Thread Aleksey Tsalolikhin
How do I find out who is the maintainer of the php-pgsql package, please? I want to request upgrade from underlying postgresql-libs-8.1.21 (/usr/lib64/libpq.so.4) to postgresql84-libs-8.4.4 (/usr/lib64/libpq.so.5.2). Background on this request: Apache httpd's php's php-pgsql uses PostgreSQL 8.1 l

Re: [CentOS] system "stuck" with 2.6.18-128 kernel. how to move to 2.6.18-194.17?

2010-10-06 Thread Aleksey Tsalolikhin
On Wed, Oct 6, 2010 at 12:48 PM, Les Mikesell wrote: > On 10/6/2010 2:36 PM, Aleksey Tsalolikhin wrote: >> >>      #  mdadm /dev/md0 --add /dev/sda1 >>      mdadm: Cannot open /dev/sda1: Device or resource busy >>      # >> > > Do you still have it mounted

Re: [CentOS] system "stuck" with 2.6.18-128 kernel. how to move to 2.6.18-194.17?

2010-10-06 Thread Aleksey Tsalolikhin
Thank you very much for your replies and suggestions! Turns out I have a broken RAID. I checked the failed out drive by mounting read-only the /boot partition, and it is configured to boot the older kernel version (the one the system actually boots). Like Phil said, the OS is seeing one thing, a

[CentOS] system "stuck" with 2.6.18-128 kernel. how to move to 2.6.18-194.17?

2010-10-02 Thread Aleksey Tsalolikhin
Hi. I just noticed I had a CentOS 5.3 system that I updated to CentOS 5.5 a few days ago, and I just ran "yum -y update" again to get the latest kernel, and I just noticed it still has the old 2.6.18-128 kernel instead of the new 2.6.18-194.17. What gives? /etc/grub.conf points at 2.6.18-194.17,

Re: [CentOS] Server rebooted, log message "kernel: Keepalive, Event:mdseve_cookie, client ping timeout"

2010-07-29 Thread Aleksey Tsalolikhin
I analyzed the two kernel crash dumps which told me we panic'ed while running rsync writing to a network filesystem. I've upgraded our rsync from 2.x to 3.x and sent a copy of the crash info to our network filesystem vendor. Best, -at ___ CentOS mailing

Re: [CentOS] Server rebooted, log message "kernel: Keepalive, Event:mdseve_cookie, client ping timeout"

2010-07-29 Thread Aleksey Tsalolikhin
P.S. I do have two kernel dumps from two reboots this morning. But I don't know how to read them or what to look for. Would appreciate any RTFM pointers. ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos

[CentOS] Server rebooted, log message "kernel: Keepalive, Event:mdseve_cookie, client ping timeout"

2010-07-29 Thread Aleksey Tsalolikhin
Hi. Our CentOS 5.4 server just rebooted sponteneously while doing heavy I/O. There is a message in /var/log/messages just prior to reboot, kernel: Keepalive, Event:mdseve_cookie, client ping timeout Google does not turn up anything. What does this mean and how can I prevent it from h

Re: [CentOS] How can binaries be different when package versions are identical? (mkfs.ext3 on CentOS 5.4)

2010-06-30 Thread Aleksey Tsalolikhin
I read up on "prelink" as suggested; and used "ldd /sbin/mkfs.ext3" to see what the dependencies (libraries) are. There are 13 dependencies; file size is the same between servers but md5sum's are different! Most of these libraries have other libraries they call; I finally drilled down to ld-2.5.s

Re: [CentOS] How can binaries be different when package versions are identical? (mkfs.ext3 on CentOS 5.4)

2010-06-30 Thread Aleksey Tsalolikhin
On Wed, Jun 30, 2010 at 1:48 AM, Peter Kjellstrom wrote: > On Wednesday 30 June 2010, Spiro Harvey wrote: >> Aleksey Tsalolikhin wrote: >> > (a) account for the difference in the binaries, and >> > (b) see if something else is different that I can make the same to

[CentOS] How can binaries be different when package versions are identical? (mkfs.ext3 on CentOS 5.4)

2010-06-29 Thread Aleksey Tsalolikhin
Situation: two similar servers, both with CentOS 5.4 64-bit. Making an ext3 filesystem on one takes seconds, on the other minutes. Partition SizeServer 1 Server 2 1 GB 0.7 sec 0.3 sec 4 GB 2.5 sec 1.2 sec 40 GB15 sec

[CentOS] pppd does not work if SELinux is turned on.

2010-05-05 Thread Aleksey Tsalolikhin
On Thu, Mar 18, 2010 at 6:05 PM, Aleksey Tsalolikhin wrote: > CentOS release 5.4 (Final) > > I run pppd on this system, it accepts dial-in connections, logs people > in over ssh/sftp. > > I had selinux disabled on this system originally, but I recently > enabled it, and selin

Re: [CentOS] Pause time

2010-04-19 Thread Aleksey Tsalolikhin
2010/4/19 cahit Eyigünlü : > i want to pause my cent os time and date in a spesific date :D is it > possible ? You can set your clock back a minute every minute from cron using the "date" command. Try: date -s "now - 1 minute" If that's not good enough, you can write a loop that resets you

Re: [CentOS] httpd stopped working under SELinux so I had to turn SELinux off. libxml2.so.2: failed to map segment from shared object: Permission denied

2010-03-27 Thread Aleksey Tsalolikhin
On Thu, Mar 25, 2010 at 12:49 AM, A. Kirillov wrote: >> CentOS 5.4 64-bit with SELinux, happily running for over a year, suddenly >> httpd fails to start up, getting an error message like: >> >> Starting httpd: Syntax error on line X of /etc/httpd/conf.d/php.conf: >> Cannot load /etc/httpd/modules

[CentOS] httpd stopped working under SELinux so I had to turn SELinux off. libxml2.so.2: failed to map segment from shared object: Permission denied

2010-03-24 Thread Aleksey Tsalolikhin
Hi. CentOS 5.4 64-bit with SELinux, happily running for over a year, suddenly httpd fails to start up, getting an error message like: Starting httpd: Syntax error on line X of /etc/httpd/conf.d/php.conf: Cannot load /etc/httpd/modules/libphp5.so into server: libxml2.so.2: failed to map segment fr

[CentOS] How to disable selinux protection interfering with pppd? I tried audit2allow, but policy does not load. Is there an seboolean?

2010-03-18 Thread Aleksey Tsalolikhin
CentOS release 5.4 (Final) I run pppd on this system, it accepts dial-in connections, logs people in over ssh/sftp. I had selinux disabled on this system originally, but I recently enabled it, and selinux is blocking this pppd service. "audit2allow -M" has generated the following policy based on

Re: [CentOS] Video driver for ThinkPad T61 laptop?

2010-03-05 Thread Aleksey Tsalolikhin
On Fri, Mar 5, 2010 at 11:13 AM, John R Pierce wrote: > Aleksey Tsalolikhin wrote: >> Hi.  Any suggestions how I can get a video driver for my ThinkPad T61 laptop? >> >> I've got CentOS 5.4 on it but Xorg crashes when I try to change resolution, >> and >&

[CentOS] Video driver for ThinkPad T61 laptop?

2010-03-05 Thread Aleksey Tsalolikhin
Hi. Any suggestions how I can get a video driver for my ThinkPad T61 laptop? I've got CentOS 5.4 on it but Xorg crashes when I try to change resolution, and Xorg.log has: (WW) intel: No matching Device section for instance (BusID PCI:0:2:1) found (--) PCI:*(0:2:0) Intel Corporation unknown chip

Re: [CentOS] Intrusion Detection

2010-03-04 Thread Aleksey Tsalolikhin
On Thu, Mar 4, 2010 at 2:02 PM, Dan Burkland wrote: > Hello all, > > I have been exploring the various intrusion detection systems available for > the Linux platform and was wondering what ones you all would recommend? I > have used AIDE before and while it is extremely easy to setup, it does no

[CentOS] X server crashes when I fire up "Display" or "Screen Resolution" control panels

2010-03-04 Thread Aleksey Tsalolikhin
Hi. I've just installed CentOS 5.4 on my IBM T61 laptop. By default, I get the same image (duplicate screens) on the laptop's LCD and on the external monitor; I want to set up separate screens but my X server crashes when I start "Display" or "Screen Resolution" control panels or press Function-F

[CentOS] How to get Bugzilla working on CentOS 5.2 with SELinux turned on?

2008-11-04 Thread Aleksey Tsalolikhin
= allow httpd_sys_script_t self:tcp_socket setopt; I've tried running the AVC denial message through audit2allow again, but it just produced the same module that I already have loaded. Any suggestions? Thanks, Aleksey -- Aleksey Tsalolikhin UNIX System Administrator "I get

Re: [CentOS] syslog-ng

2008-08-29 Thread Aleksey Tsalolikhin
On 8/29/08, Mag Gam <[EMAIL PROTECTED]> wrote: > Hello, > > I know centos does not use syslog-ng, but I have installed it at my > university. My intention is if a particular string appears in my > /var/log/messages I would like to get an email alert. Check out SWATCH: http://swatch.sourceforge.n

Re: [CentOS] df to get total disk usage on all filesystems?

2008-08-11 Thread Aleksey Tsalolikhin
Dear Sean, No, there isn't. You'd have to parse the df output to get that value. I suggest using the -P switch to df, so you don't have to deal with multi-line output per filesystem. The following will return kilobytes of disk space used (third column in the df -kP output): df -kP |grep -

Re: [CentOS] CentOS 5.2 -- how do I choose a wireless network?

2008-08-08 Thread Aleksey Tsalolikhin
Thanks for testing the Live CD on your Inspiron laptop, Johnny. Ok, next stop, install CentOS to the hard drive. Thanks! Aleksey ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos

Re: [CentOS] CentOS 5.2 -- how do I choose a wireless network?

2008-08-07 Thread Aleksey Tsalolikhin
Any suggestions on how to make this work under CentOS? I'd prefer to have CentOS on my laptop, to keep it the same OS as our servers.I don't want to learn two flavors of Linux... Thanks, -at ___ CentOS mailing list CentOS@centos.org http://lists.ce

Re: [CentOS] CentOS 5.2 -- how do I choose a wireless network?

2008-08-07 Thread Aleksey Tsalolikhin
Hi. Thanks again for all your replies. The CentOS 5.2 Live CD does include NetworkManager. However the only choice in the Network Manager applet is "Wired Network". I then tried Ubuntu Live CD. Using it's network manager, I was able to browse the several local wireless networks, and to succes

Re: [CentOS] CentOS 5.2 -- how do I choose a wireless network?

2008-08-05 Thread Aleksey Tsalolikhin
Good answer. Thanks, Spiro! I'll try Ubunto. Aleksey On Tue, Aug 5, 2008 at 9:53 PM, Spiro Harvey, Knossos Networks Ltd <[EMAIL PROTECTED]> wrote: > > CentOS is aimed as a server distribution, and I don't recommend it for a > home machine. You would do better to look at Fedora or Ubuntu. They

[CentOS] CentOS 5.2 -- how do I choose a wireless network?

2008-08-05 Thread Aleksey Tsalolikhin
Hi. We have a Windows laptop that has gotten too slow, it's borderline unusable, so I burned a CentOS 5.2 32-bit Live CD, just to try it out in the home. It boots up fine, but it does not connect to the Internet... Now we normally connect through a wireless network, there are several around

Re: [CentOS] Remounting a USB flash drive

2008-07-31 Thread Aleksey Tsalolikhin
Yes. mount diskid where diskid is your disk device id, e.g. /dev/sdg1 You can find out what it is by running mount while the disk is mounted, or by checking /var/log/messages, to see what disk ID was assigned to it when the device was first plugged in. You might need to specify a mount-point

[CentOS] BackupPC 3.1.0 on CentOS 5.2 triggers SE Linux denial

2008-07-31 Thread Aleksey Tsalolikhin
Hi. I've installed BackupPC 3.1.0 from Testing repository, to Cent OS 5.2 x86_64, and I am hitting an SE Linux denial - the httpd cannot talk to the BackupPC socket: type=AVC msg=audit(07/31/2008 17:18:53.623:410) : avc: denied { connectto } for pid=11767 comm=httpd path=/var/log/BackupPC/Bac

Re: [CentOS] Re: how to install BackupPC on CentOS 5.2 -- how do I use Test repository?

2008-07-31 Thread Aleksey Tsalolikhin
Thank you very much! Response speed on this list is very impressive. Thanks again for the help. :) Best, Aleksey ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos

Re: [CentOS] how to install BackupPC on CentOS 5.2 -- use Testing repository

2008-07-31 Thread Aleksey Tsalolikhin
=http://dev.centos.org/centos/5/testing/x86_64 enabled=1 On 7/31/08, dnk <[EMAIL PROTECTED]> wrote: > Do you have any sort of protect base installed? > > Priorities, etc? > > I could just yum it in when i did it. > > d > > > > > > On 31-Jul-08, at 3:

[CentOS] Re: how to install BackupPC on CentOS 5.2 -- how do I use Test repository?

2008-07-31 Thread Aleksey Tsalolikhin
Ok, downloading the BackupPC RPM directly did not work to myriad dependencies and sub-dependencies. How do I add the Test repository to my yum config, please? Aleksey On 7/31/08, Aleksey Tsalolikhin <[EMAIL PROTECTED]> wrote: > Hi. I just installed CentOS for the first time, to make a

[CentOS] how to install BackupPC on CentOS 5.2 -- use Testing repository

2008-07-31 Thread Aleksey Tsalolikhin
Hi. I just installed CentOS for the first time, to make a BackupPC server. However, when I try to install BackupPC using yum, I get the error: No package backuppc available. I searched the Testing, Extras and CentOS Plus repositories, and found a BackupPC package only in Testing, at http