MailScanner + ClamAV Performance

Jan 23, 2007

I am looking into implementing an antivirus/spam relay server using Postfix + MailScanner + SpamAssassin. Does anyone here have experience with this kind of solution?

What kind of rough performance in messages/hour or messages/day could I expect from a server like this:

PowerEdge 2950
2x QuadCore Xeon E5320 (1.8GHz)
8GB RAM
4x 146GB 15,000rpm SAS in RAID 10

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ClamAV Or MailScanner

Apr 3, 2007

I installed ClamAv from WHM, but i can see some process name "Mail Scanner" in top command on my CentOs server ....

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Getfile: Can't Write 1448 Bytes To /usr/share/clamav/clamav-917a563483a6171fe02eac005

Jul 29, 2009

I can't update Clamav.

root@constan [~]# freshclam
sda1: write failed, user block limit reached.
ClamAV update process started at Sun Jul 26 15:56:52 2009
WARNING: Your ClamAV installation is OUTDATED!
WARNING: Local version: 0.95.1 Recommended version: 0.95.2
DON'T PANIC! Read http://www.clamav.net/support/faq
ERROR: chdir_tmp: Can't create directory ./clamav-1cb832b46c1c20fe798628ebf3ddf422
WARNING: Incremental update failed, trying to download main.cvd
getfile: Can't write 1448 bytes to /usr/share/clamav/clamav-917a563483a6171fe02eac0059852cbe
WARNING: Can't download main.cvd from database.clamav.net

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Mailscanner Panel

Jan 31, 2007

is there any mailscanner control panel available for cpanel? we have install mailscanner but cpanel user can play with whitelist, or disable and enable it

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MailScanner/Spamassassin

Jan 17, 2007

Is there any way to define black lists for a specific domain?

Like, a file for each user: user1.cf, user2.cf.

And when that user receives email, Mailscanner will check server-wide filter AND domain specific filter.

Any advanced MS/SA users?

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MailScanner Configuration For CPanel

Jan 24, 2007

I've downloaded and installed MailScanner using:
[url]

Now.. can anyone tell me a good "how to" to configure MailScanner to avoid a resource hog and to ensure email can work ok and stop incoming spam as well?

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Spamassassin Clamv Mailscanner

Jan 6, 2007

which one of these three spam scanners is the best one Spamassassin, dspam or mailscanner?

Currently i ahve spamassassin installed and it doesnt perform so well,i get 10+ mspam messages per each normal message.

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MailScanner Configuration Causes High Load

Mar 7, 2007

Recently installed MailScanner using chirpy's script. Everything is fine.. but the big problem is that the load average is very high after installed this software.

Server is RedHat ES 4 + cPanel - Dual Xeon CPU 3.20GHz x 4 procs. 2 GB RAM with high e-mail traffic.

Can anyone give me some tips to configure MailScanner to stop spam and avoid a high load average?

Maybe you can tell me what variables are u using in the config file..

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MailScanner- Thousands Of Mails In Mqueue.in

Jan 4, 2007

My sever is running mailscanner-4.56.8-1. Of late many of our customers complain that mails send To and From our server take hours to be delievered.

I tested this myself by sending test emails to and from my hotmail account which took long time to be received and delivered.

Also, in /var/log/maillog i see entries such as the one below;
"Jan 4 20:39:36 www MailScanner[8461]: New Batch: Found 17678 messages waiting "

So i understand there is about 18 thousand emails in MailScanner /var/spool/mqueue.in folder.

To test i stopped MailScanner and started Sendmail, i send an email to my hotmail id and it got delievered immediately, but when i restart MailScanner and resend the same message it took 20mins to get delievered.

- how do i improve MailScanner processing so that messages are delivered faster?
- Do i need to change the "Max Children = 5" variable in /etc/MailScanner/MailScanner.conf?
- how do i force delivery of the 18thousand emails in mqueue.in folder?

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JaguarPC Performance VS. LiquidWeb Performance

Jul 13, 2007

I am using dreamhost host 3 of my web sites and 1 blog. Dreamhost is great, offers alot space and bandwidth.

but I think they are oversellling their space, sometimes it gets really slow. (overselling ? ok, I dont really know, but sometimes its really slow, and most my asian readers said need to refresh to load the page. I am wondering if theres a way to check if they are overselling or not.)

I am thinking about buying vps, even tho, I still got 5 month left with dreamhost.

I found 2 vps companies are highly recommanded on this forum, JaguarPC and LiquidWeb.

theres already a post compared both companies in terms of price and service. I say I will pick JagarPc, cuz, its basic plan just 20 USD, and htey got promotion now, its even cheaper. and basic Liquidweb vps plan is 60 bucks.

I am wondering why Jagarpc is so cheap , are they overselling? how can we check if they are overselling.

I found a few posts saying how good jaguarPc is. and they are not overselling, but those members just signed up this month, and only have 1-3 posts. I cannot really trust those new members.

Can someone share their experience with JaguarPC? compare JaguarPc performance and liquidweb performance. antoher question is switch from dreamhost to JaguarPC basic vPS plan, will performance gets better?

last question: VPS account allows 3 IP, 3ip = 3 domains? if not, how many domains can I have?

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Disable File Attachment Scanning & Extractinig At MailScanner

Mar 9, 2007

My main goal was stopping incomingo spam.. and MailScanner is doing a great work on that.. but, it is taking too much time extracting and scanning attachments... does anyone know how to disable scanning the attachments ?

This is my top output from MailScanner running:

Code:
12:10 3 MailScanner: extracting attachments

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Unable To Open Spam.scanning.rules - MailScanner

Mar 5, 2007

I was trying to install mailscanner on a cpanel box using chirpy's script [url], followed every step, until this:

Code:
[root@server.yourbox.com:~]perl mscpanel.pl -i
Unable to open spam.scanning.rules for reading: file or directory doesnt exist at mscpanel.pl line 115.
On the 115 line i found this:

Code:
open (IN, "</usr/mailscanner/etc/rules/spam.scanning.rules") or die "Unable to open spam.scanning.rules for reading: $!";
The file /usr/mailscanner/etc/rules/spam.scanning.rules just doesnt exists... maybe chirpy's script is not working well installing everything its needed..

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ClamAV Or AVG ?

Dec 12, 2008

ClamAV or AVG ?

which one is better ?
ClamAV or AVG
and how should i scan my folder with ClamAV ?

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ClamAV Problems

Apr 20, 2008

My hosting provider (which will go unnamed because I doubt they would appreciate me broadcasting the fact that their server-based antivirus software isn't working properly) is experiencing almost daily email delivery failures on multiple shared servers because ClamAV stops working. They say they are running the latest stable versions of exim and ClamAV, but that "there is no guarantee...that the clamav error will not happen again". Right around the time this started happening, there was an article on the ComputerWorld web site (http://www.computerworld.com/action/...icleId=9077638) about a ClamAV patch being released to fix a security vulnerability. I'm wondering whether that patch was buggy, and whether other hosting providers are having problems with ClamAV. (It would probably be a good idea not to mention any providers by name because of the security implications.)

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CentOS And ClamAV

Mar 10, 2007

Anybody have a version running on CentOS 4.4...if so what version...keeps complaining about libcrypt.so.5, libssl.so.5 and a few other things that are not updated yet on CentOS 4.4

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ClamAV - Should We Enable It?

Dec 6, 2007

I would like to ask whether should we use/enable the clamAV service on our VPS? I have read from several article, it said that ClamAV is pretty hungry on CPU/Memory resources.

I would like to know, do you use/enable the clamAV on your VPS? Or even don't have it installed on your VPS?

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Disable Clamav

Mar 19, 2008

How can I disable clamav on cpanel server and make sure that it's not running

because when clamav is running the outlook is not working so I have to restart clamav every time.

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Clamav Checking

Jun 21, 2007

I have it installed on server, but sometimes it's dead, but no warning from system. It will prevent emails working then. So I wonder if there is any way to check clamav? when it's not working, system will release an email to the admin?

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ClamAV (clamd)

Jul 8, 2008

I guess most of you are familiar with clamAV but i wanna use this as a cpanel plugin and provide my customer the anti virus option in cpanel.. how do i do this?

ive already install clamAV on ym server.

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How To Install ClamAV?

Oct 31, 2008

How to Install ClamAV? ....

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Best Way To Install ClamAV?

Apr 14, 2009

I run a CPanel environment, and want to know the best way to install and configure ClanAV. I know CPanel has an install for it under WHM, but is that the best way? How hard is it to keep updated and does it scan all directories for viruses ect...?

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Win32 Clamav Replacement

Oct 27, 2009

I normally use Win32 Clamav for scanning of viruses in servers but now it is no longer being maintained. Where can I find an equivalent? Or is there any step by step instructions on compiling it from source?

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Antivirus To Use With Cpanel Apart From Clamav?

Sep 29, 2006

is there a antivirus i can use with cpanel apart from clamav? found a virus on my work pc this morning that was trying to send emails out so i want my cpanel server to prevent any emails with virus's going out.

i was told clamav would slow down my server so i thought about AVG and was just wondering what other people have installed.

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Your ClamAV Installation Is OUTDATED!

Jul 18, 2009

I am running Clamav in Windows, it seems that the FreshClam is giving some errors when updating

ClamAV update process started at Sat Jul 18 13:20:41 2009
WARNING: Your ClamAV installation is OUTDATED!
WARNING: Local version: 0.95.1 Recommended version: 0.95.2
DON'T PANIC! Read http://www.clamav.net/support/faq
main.cvd is up to date (version: 51, sigs: 545035, f-level:
Downloading daily.cvd [ 99%]
ERROR: Can't rename c:clamavdata/clamav-8b0fa144b304158b0
e0c.clamtmp to daily.cvd: Permission denied

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CPanel MySQL/Clamav

Dec 11, 2008

A few weeks ago I installed clamav using the cPanel "Manage Plug-Ins". It all seemed fine but my server load kept going ridiculously high. I couldn't work out what was wrong until I managed to get a ps aux when it was very high and found that clamd was using ridiculous amounts of memory/cpu. It's not such a big deal having it on my server, so I decide to uninstall it. After uninstalling it, MySQL started to randomly turn off regularly (around every 30 minutes). I tried forcing a cPanel update, updating the MySQL files, reinstalling MySQL, etc. but nothing has seemed to fix it. So as a last resort, I've reinstalled Clamav and now my MySQL is fine but my server load keeps going ridiculously high again; causing problems still.

Has anyone/cPanel ever experienced this problem? I need to find a solution as almost every account on my server uses MySQL as a basis for their website, so I can't have it going down even for less than a minute.

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ClamAV On A CPanel Server

Oct 27, 2009

I've got ClamAV installed on my cPanel (Dedicated) server with a single site and would am having trouble setting up ClamAV to scan emails.

I installed it via WHM and have set it up in WHM to scan all items.

Ie: WHM -> Plugins -> Configure ClamAV Scanner -> Scan ALL items

After doing a few manual scans however (using 'clamscan -ri') I'm finding infections in the account mail folder.

1. Is there a good guide to setting up ClamAV on a cPanel serve do do automatic mail scanning? I was under the impression that ClamAV scans emails also however after doing some reading people seem to recommend MailScanner.

2. My logwatch is giving me the following error.

The ClamAV update process (freshclam daemon) was not running! If you no longer wish to run freshclam, deleting the freshclam.log file will suppress this error message. 

The freshclam daemon wasn't running so I've started it (freshclam --daemon). I've also checked the freshclam.conf file and the logrile is set as follows:

UpdateLogFile /var/log/freshclam.log

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Installed Clamav Connector, But Where Is It?

Apr 19, 2008

I installed clamavconnector from Plugins sections at WHM, but after installing, i dont see any option about Clamd or Clamav in WHM, where should I go to use this tool?

Im running latest release version + RHE 4

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Clamav Connector - 99% CPU Usage

Jul 10, 2008

Ok so clamavconnector has been running for like 3hrs and this is a brand new server i just got yesterday so theres hardly any files but clamavconnector is using 99% of 1 of my CPUs which i think is a bit mad. You think its frozen or somthing and should i kill it or keep it running?

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ClamAV :: Errors After Installing

Apr 2, 2005

I am recently trying to install the ClamAV program onto my servers. Everything goes well and it is able to get installed but I am encountering some problems.

1) The program keeps recurring the scanning process on my /home directory and will not stop looping.... I waited for around 12 hours but it still keeps looping....

2) I have started the clamd and tested it out by loading a virus onto my server... Nothing happens... the file still is able to be uploaded and excuted....

Is there anyway for ClamAV to auto scan everything that gets uploaded or transmitted into the server? And also mail me its daily scan logs that is issue to be stored in a specific directory.

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How To Install ClamAV On Centos 5

May 14, 2009

I tried to install clamav, but i'm out of luck. It won't install at all. it gives the folloing error:

Transaction Check Error:
file /etc/freshclam.conf from install of clamav-0.95.1-4.el5.rf.i386 conflicts with file from package clamav-toaster-0.95.1-1.3.27.i386 ....

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