packages,
duplicity and storebackup appear to support some kind of block level
deduplication where you can backup a large file, database or possibly
even a disk partition, incrementally over the network. I am interested
in trying that for backup up of mysql databases.
Nataraj
On 03/12/2012 04:28 PM, Les Mikesell wrote:
On Mon, Mar 12, 2012 at 6:22 PM, Nataraj incoming-cen...@rjl.com wrote:
I would ideally like to get several drives on a single ESATA controller
(At least 4 would be nice, though I know it won't have amazing
performance if I access multiple drives
around to see if there's something out there that
would already do that.
Check out http://www.postfix.org/CONTENT_INSPECTION_README.html I don't
think it's that hard to throw together a perl or python script to do
this. I have more experience with the policy daemon though.
Nataraj
:
domain1.comrestrictive
ab...@domain1.comextra_restrictive
postmas...@domain1.comextra_restrictive
registrar_domain_cont...@domain1.com extra_restrictive
domain2.compermissive
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On 03/06/2012 04:09 AM, Timothy Murphy wrote:
Nataraj wrote:
I would check the ownership and permissions of the mail directories and
files. You might also try a different mail client.
All the dovecot mail directories and files are in ~/Maildir ,
and are owned by me, with all directories
On 03/05/2012 05:22 PM, Timothy Murphy wrote:
Nataraj wrote:
I would check the ownership and permissions of the mail directories and
files. You might also try a different mail client.
Thanks for your response.
All the dovecot mail directories and files are in ~/Maildir ,
and are owned
warm-plug instead.
Mar 5 16:06:33 myhost kernel: ata6.00: hard resetting link
I am actually looking for any recommendations for port multipliers that
work well with the Centos 6 driver, because the one that I have here
doesn't.
Nataraj
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://www.postfix.org/
http://www.postfix.org/and if you install one of the many available
mail packages that include postfix, they will setup all of the virtual
domain stuff and provide you with a policy daemon that you can customize
to your needs.
Also, check out the postfix mailing list.
Nataraj
have a data alignment problem with your disk partitions.
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-- * * 10.10.10.0/24
0.0.0.0/0 tcp dpt:25 redir ports 12345
aspen 2# cat /proc/sys/net/ipv4/ip_forward
1
Thanks,
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network so we don't have to require
all of the internal clients to reconfigure their mail clients.
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On 02/14/2012 02:39 PM, Nataraj wrote:
On 02/14/2012 01:28 PM, Robert Spangler wrote:
On Tuesday 14 February 2012 15:21, the following was written:
Is there a way to add a rule to the nat table (CentOS 5.7) that would
alter the port number of tcp packets destined for the server itself? I
=-1VideoOnlyMark=FalseIsFeedbackTab=true#scrollFullInfo
http://www.newegg.com/Product/Product.aspx?Item=33-114-046SortField=0SummaryType=0PageSize=10SelectedRating=-1VideoOnlyMark=FalseIsFeedbackTab=true#scrollFullInfo
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. I guess the main advantage
to a single server with SSD is lower power consumption.
What about RAID10?
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transport)
smtp_tls_loglevel = 1
smtp_tls_session_cache_database = btree:/var/run/smtp_tls_session_cache
smtp_tls_security_level = may
smtp_tls_note_starttls_offer = yes
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On 02/07/2012 09:50 PM, Kumar Krishna wrote:
On Tue, 07 Feb 2012 18:04:03 -0800
Nataraj incoming-cen...@rjl.com wrote:
On 02/07/2012 04:50 PM, Kumar Krishna wrote:
Hi List,
I have a postfix server based on CentOS 5 in which I have been
trying to add TLS encryption support for SMTP.
From
On 02/07/2012 09:50 PM, Kumar Krishna wrote:
On Tue, 07 Feb 2012 18:04:03 -0800
Nataraj incoming-cen...@rjl.com wrote:
On 02/07/2012 04:50 PM, Kumar Krishna wrote:
Hi List,
I have a postfix server based on CentOS 5 in which I have been
trying to add TLS encryption support for SMTP.
From
/audit.log for errors. You could also try temporarily
disabling selinux enforcement with setenforce 0. Use 'setenforce 1'
to renable it.
Nataraj
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for substantial backuppc deployment.
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On 01/17/2012 02:36 PM, Ljubomir Ljubojevic wrote:
On 01/17/2012 09:29 PM, Hugh E Cruickshank wrote:
From: Nataraj Sent: January 16, 2012 23:56
The ZFSonlinux project from LLNL looks promising (native mode kernel
implementation, pool version 28), although the version that supports
mountable
On 01/17/2012 04:59 PM, John R Pierce wrote:
On 01/17/12 4:41 PM, Nataraj wrote:
On 01/17/2012 03:36 PM, Les Mikesell wrote:
I wouldn't trust any of the software block-dedup systems with my only
copy of something important - plus they need a lot of RAM which your
old systems probably don't
the receiving filesystem do hash comparisons
on each block to accomplish the dedup.
I'm not sure about that. They support deduplication over the network.
There is a command somethink like 'zfs send', but maybe it requires that
the filesystem you are backing up is also zfs.
Nataraj
implementation, pool version 28), although the version that supports
mountable filesystems is still in the RC stage. I would want some solid
testing before deploying in a backup system.
http://zfsonlinux.org/
Nataraj
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be
familiar with, you probably won't have bot attacks.
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connections, but I don't see a way to do
that. The reality is that the log files really need to be monitored.
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.
Alternatively, it is written if you have set the
option
dual_log_enable.
So if you enable the wu-ftpd style logging then it goes to to xferlog_file.
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://ipset.netfilter.org/ I'm led to believe that the
current kernel should support it.
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look something like having one drive
for each day of the week, 1 for each week of the month, 1 for each month
of the year, etc...
Thanks,
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due to some
dependancy on another process which is not running yet, but when I start
it manually after initial boot, it comes up. I have not had time to
troubleshoot further.
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offering CD's or USB sticks of their OS and instead offer a BIOS that
knows how to install over the Internet.
Nataraj
Martin Rushton
HPC System Manager, Weapons Technologies
Tel: 01959 514777, Mobile: 07939 219057
email: jmrush...@qinetiq.com
www.QinetiQ.com
QinetiQ - Delivering customer
be primarily oriented toward hand held devices.
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updates or waiting for the update release. For most users, installing
updates from the CR repo is the best choice, but there could be exceptions.
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with the running kernel, you can have problems.
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, no response from that one either.
That I'm sorry to hear. I've never tried their paid support. They are
pretty quick at providing security updates though.
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, but this could be used if you
have reason to want to choose your own servers.
Alternatively, you can specify
supercede domain-name-servers a.b.c.d, a.b.x.y;
to completely replace the servers returned via dhcp.
Nataraj
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-6
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bridges. I belive that
came in one of the early redhat 6.0 updates and was not in the original
6.0 redhat release, so I can't say weather it's available in centos at
this time.
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$500 USD), Core I3, on up to a quad Xeon
starting at $820 USD, 2 onboard broadcom gigE's and 1 X16 PCIexpress
slot which could host a 4 port gigE card. It supports the Dell remote
access controller. The only advantage I see to the Atom based system is
they probably use a bit less power.
Nataraj
is the datacenters list
http://nanog.org/mailinglist/listfaqs/otherlists.php
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in the kernel.
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Thank You. I got it working now. I'm not sure why it didn't work the
first time I tried.
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for an NFS install, Selecting an
installation Method, and Installing via NFS. Alternatively you can
use HTTP instead of NFS.
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the reason that it did not work had something to
do with arp resolution.I believe I read some where that it may be
possible under ESXi.
Thanks,
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On 03/27/2011 04:09 PM, Nataraj wrote:
I am running KVM guests under Redhat 6. I tried to setup a bridge
device to an interface with a vlan trunk connected to a Juniper switch.
On the KVM host, I am able to define vlans and access them via the vlan
trunk. I was not able to access a vlan
/ethtool -K $interface tso off
done
end script
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is impacted, but if some overcommitment is reasonable for
VM's that have light workload, then I consider that. I can increase
system resources when that becomes necessary.
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of whether this takes a big performance hit with
software raid? (I was actually planning on hardware raid but the system
got ordered incorrectly).
Thank You,
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all benefit
from having companies like Redhat around.
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On 02/13/2011 12:18 PM, Kenni Lund wrote:
2011/2/13 Dennis Jacobfeuerborn denni...@conversis.de:
On 02/13/2011 09:27 AM, Nataraj wrote:
Is there a simple way to directly install a vm on an lvm (or proably
seperate LVM's for root and swap)? For example something like:
Use a volume group
even pausing the vm.
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On 02/13/2011 02:30 PM, Nataraj wrote:
On 02/13/2011 10:21 AM, Dennis Jacobfeuerborn wrote:
Could you then pause the virtual machine and safely take an LVM
snapshot, continue the VM and then mount the snapshot on the host and do
a backup?
Probably not. If you pause the guest
in a tcp tunneling configuration, it should work.
Nataraj
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ncftp which has the ability to resume an interrupted file
transfer, though I regularly transfer DVD images with both http and ftp
without any errors.
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On 12/30/2010 04:34 AM, Eero Volotinen wrote:
2010/12/30 Steve Clark scl...@netwolves.com:
On 12/29/2010 01:23 AM, Nataraj wrote:
On 12/28/2010 09:04 PM, Eero Volotinen wrote:
2010/12/29 John R Pierce pie...@hogranch.com:
On 12/28/10 1:55 PM, Nataraj wrote:
- fast enough to do openvpn
solution. It is Redhat certified and requires no 3rd party device
drivers for CentOS. I think I will still deploy some of the smaller
appliance boxes for purposes other than high performance encryption.
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On 12/29/2010 01:03 PM, Keith Keller wrote:
On Tue, Dec 28, 2010 at 10:23:43PM -0800, Nataraj wrote:
Then the Mac mini might be what I need performancewise.
The Mini has only one wired interface, and its 802.11 interface may or
may not have a fully working driver in the CentOS 6 kernel. So
could keep spares on site for backup purposes.
I would appreciate anyones experience with deploying such a setup.
Thanks,
Nataraj
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utilization. Even look at a web
log analyzer, like analog and see if there is a correlation between web
server hits and resource usage. You could also try upgrading your web
server/plugins or checking bugzilla for related bugs.
Nataraj
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On 12/28/2010 09:04 PM, Eero Volotinen wrote:
2010/12/29 John R Pierce pie...@hogranch.com:
On 12/28/10 1:55 PM, Nataraj wrote:
- fast enough to do openvpn encryption on WAN links ranging from 50mb
to 100mb
THAT is a tough requirement.
I was going to recommend the Alix boards. they run
On 12/28/2010 10:32 PM, Eero Volotinen wrote:
2010/12/29 Nataraj incoming-cen...@rjl.com:
On 12/28/2010 09:04 PM, Eero Volotinen wrote:
2010/12/29 John R Pierce pie...@hogranch.com:
On 12/28/10 1:55 PM, Nataraj wrote:
- fast enough to do openvpn encryption on WAN links ranging from 50mb
luck with.
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partitions on the disk, or the beginnings
of partitions.
Otherwise leave out the count and zero the whole disk or whole partition.
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'dmsetup ls' or see the
dmsetup man page.
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You'll also want the Nvidia drivers
I will be installing fedora14 at some point soon.
In general, linux on the Mac Mini is not an easy install though it can
be done.
The following might be useful, though is not completely up to date:
https://help.ubuntu.com/community/Macmini4-1/Lucid
Nataraj
in the config file. I'm not sure
if openswan or strongswan can do this.
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author/founder of MySQL has created a new
open source backward-compatible replacement for MySQL.
I have not yet had a chance to try it, but intend to do so. See
http://montyprogram.com/mariadb/
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http
to the virtualization product over running kvm on CentOS? It
is my understanding that the windows management will at some point run
under linux. Other than the current kvm, will the Redhat virtualization
product be part of CentOS in any way?
Thank You,
Nataraj
, that would not run in the VM,
but ran in other places. I called the hosting provider and asked them
to read me the vmware config parameters for my VM and sure enough I was
running CentOS 5 and they had configured my VM as Ubuntu. They changed
that to Red Hat and all my problems went away.
Nataraj
fred smith wrote:
On Thu, Oct 21, 2010 at 11:03:27AM -0700, Nataraj wrote:
fred smith wrote:
Thanks for the additional information.
I'll try backing up everything this weekend then will take a stab at it.
someone said earlier that the differing raid superblocks were probably
Ubuntu Dual monitors(or try M6400).
Whether you can do this or not is dependant on weather the graphics card
supports multiple displays. Macbook Pro's do NOT.
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fred smith wrote:
On Tue, Oct 19, 2010 at 07:34:19PM -0700, Nataraj wrote:
I've seen this kind of thing happen when the autodetection stuff
misbehaves. I'm not sure why it does this or how to prevent it. Anyway,
to recover, I would use something like:
mdadm --stop /dev/md125
mdadm
could have become messed up, can any of you comment
on that? willl I need to hack at that issue, too, before I can succeed?
thanks again!
Nataraj
I would first try adding the drives back in with:
mdadm /dev/mdN -a /dev/sdXn
Again, this is after having stopped the bogus md arrays
Nataraj wrote:
fred smith wrote:
Thanks for the additional information.
I'll try backing up everything this weekend then will take a stab at it.
someone said earlier that the differing raid superblocks were probably
the cause of the misassignment in the first place. but I have no clue
Nataraj wrote:
Nataraj wrote:
fred smith wrote:
Thanks for the additional information.
I'll try backing up everything this weekend then will take a stab at it.
someone said earlier that the differing raid superblocks were probably
the cause of the misassignment in the first
like this. This may not be the exact command, but I know it can be done:
mdadm /dev/mdN --bitmap=internal
Adding the bitmap is very worthwhile and saves time and risk of data
loss by not having to recopy the whole partition.
Nataraj
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Nataraj wrote:
I've seen this kind of thing happen when the autodetection stuff
misbehaves. I'm not sure why it does this or how to prevent it. Anyway,
to recover, I would use something like:
mdadm --stop /dev/md125
mdadm --stop /dev/md126
If for some reason the above commands fail
they definitely have multiport kvms that are accesible over TCP. I
have no experience with their products.
http://www.aten.com/products/productList_altusen.php?pcid=2006041110563001psid=20060411131311002layerid=subClass1
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Tom Bishop wrote:
So I have been playing with a RAID 10 f2 ( 2 disks far layout)
setup...thanks for all of the advice..Now I am playing with the format
and want to make sure I have it setup the best that I can, my raid was
built using the raid 10 option with 2 disks with the layout=far,
...
http://en.wikipedia.org/wiki/Non-standard_RAID_levels#Linux_MD_RAID_10
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interface by connecting on the server to http://localhost:631 and
then clicking Manage printers and then set printer options.
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the kernel with a 64 bit
kernel?
Thanks,
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to keep typing a
password to reauthenticate.
I have been running fwknop for several years and have found it to be
quite solid and reliable. I don't know what shorewall would do about
having another application add rules to the iptables chains.
Nataraj
with them and don't know
if they make it easier.
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?
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the timezone in such a way that the /etc/localtime file won't
keep getting clobbered.
Thank You,
Nataraj
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that symbolic
links are a bad idea, because then if something tries to update the
timezone it may clobber the data file in /usr/share/zoneinfo.
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these kinds of problems.
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Alex Still wrote:
On Mon, Jun 21, 2010 at 4:38 PM, Nataraj incoming-cen...@rjl.com wrote:
[...]
Well, it's been a long time since I've done troubleshooting on large NFS
networks, but here's an idea...
Are you seeing any kind of packet loss/retransmissions? Take a look at
netstat -s
in the
gui to manage parameters which might be read from the database by
postfix or a another plugin.
A basic install can be done by invoking the installation script on a
clean install of CentOS in about 3 minutes. I support about 60 mail
users running it in a VMware virtual machine.
Nataraj
the certificate and you are having a problem, most of
the CA's will redo the certificate. You might ask your CA what they
recommend in this case.
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Nataraj wrote:
m.r...@5-cent.us wrote:
Well, folks,
There's an article on slashdot,
http://tech.slashdot.org/article.pl?sid=10/04/30/1258234
Excerpt:
...the coming milestone of May 5, at 17:00 UTC --- at this time DNSSEC will
be rolled out across all 13 root servers. Some Internet
or whatever config file and then changing the options
that you want to change - you might have problems if you try to enable
features not supported by older lib files).
Nataraj
@8.8.8.8 +dnssec +short rs.dns-oarc.net txt
rst.x1247.rs.dns-oarc.net.
rst.x1257.x1247.rs.dns-oarc.net.
rst.x1228.x1257.x1247.rs.dns-oarc.net.
74.125.154.94 DNS reply size limit is at least 1257
74.125.154.94 sent EDNS buffer size 1280
Tested at 2010-05-01 23:10:20 UTC
Nataraj
/show_bug.cgi?id=553334
Nataraj
Interesting - though in our case it's failing long before a few
million lookups. I don't much relish compiling ISC versions to run on
my box - the security implications and other hassles don't seem
trivial. [We don't allow external [the world
Larry Vaden wrote:
On Thu, Apr 15, 2010 at 3:53 PM, Scott Silva ssi...@sgvwater.com wrote:
on 4-15-2010 1:36 PM Larry Vaden spake the following:
On Thu, Apr 15, 2010 at 3:18 PM, Ned Slider n...@unixmail.co.uk wrote:
Larry Vaden wrote:
On Thu, Apr 15, 2010 at 3:03
if that solves your
problem.
https://bugzilla.redhat.com/show_bug.cgi?id=553334
Nataraj
---
I do some logging in bind, and I don't see any reason for them to fail.
Here's a bind debug log of 5 on that failure above.
---
14-Apr-2010 14:24:57.654 queries: info: client 127.0.0.1#42018: query
-mail: warning: premature end-of-input on /usr/sbin/postdrop
-r while reading input attribute name
send-mail: fatal: nataraj(500): unable to execute /usr/sbin/postdrop -r:
Success
If I run with setenforce 0 /usr/bin/Mail works. With setenforce 1
it gets the error above, yet the violation does
that selinux did not log the
violation might be a seperate bug.
Nataraj
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