what is the difference between main.cvd and daily.cvd? please introduce each of virus database (main.cvd, main.cld, daily.cvd, daily.cld, bytecode.cvd , bytecode.cld, safebrowsing.cvd, safebrowsing.cld).
thanks At 2013-12-14 19:00:02,clamav-users-requ...@lists.clamav.net wrote: >Send clamav-users mailing list submissions to > clamav-users@lists.clamav.net > >To subscribe or unsubscribe via the World Wide Web, visit > http://lists.clamav.net/cgi-bin/mailman/listinfo/clamav-users >or, via email, send a message with subject or body 'help' to > clamav-users-requ...@lists.clamav.net > >You can reach the person managing the list at > clamav-users-ow...@lists.clamav.net > >When replying, please edit your Subject line so it is more specific >than "Re: Contents of clamav-users digest..." > > >Today's Topics: > > 1. how to reduce memory (???) > 2. Re: how to reduce memory (Benny Pedersen) > 3. Re: how to reduce memory (Charles Swiger) > 4. Re: how to reduce memory (Greg Folkert) > > >---------------------------------------------------------------------- > >Message: 1 >Date: Fri, 13 Dec 2013 22:12:54 +0800 (CST) >From: ??? <hht...@126.com> >Subject: [clamav-users] how to reduce memory >To: clamav-user <clamav-users@lists.clamav.net>, clamav-virusdb > <clamav-viru...@lists.clamav.net> >Message-ID: <29e1941d.affd.142ec4d8b6c.coremail.hht...@126.com> >Content-Type: text/plain; charset=GBK > >hi >when virus database(main.cvd & daily.cvd) is loader which consumers 206M >memory, >is there any way to reduce memory, such as by using simplified version of >virus database (Does small virus database exist?) >or by filtering some lowerly-graded sig,or by editing clamav.conf ? > > >thanks > > >Tom > >------------------------------ > >Message: 2 >Date: Fri, 13 Dec 2013 16:30:36 +0100 >From: Benny Pedersen <m...@junc.eu> >Subject: Re: [clamav-users] how to reduce memory >To: clamav-users@lists.clamav.net >Message-ID: <566f759ae24433eb9d097a017f2d9...@junc.eu> >Content-Type: text/plain; charset=UTF-8; format=flowed > >??? skrev den 2013-12-13 15:12: >> hi >> when virus database(main.cvd & daily.cvd) is loader which consumers >> 206M memory, >> is there any way to reduce memory, such as by using simplified version >> of virus database (Does small virus database exist?) >> or by filtering some lowerly-graded sig,or by editing clamav.conf ? > >simplest is to add more ram, other ways costs signatures, and you will >loose if there is virus in less signatures slipping through > >another way could be to only load daily, not main ? > >i am open to talk about how memory limit could be done, since the >database would extend more in future, and its would be best to have a >solution before all just stopping using main :( > > > > >------------------------------ > >Message: 3 >Date: Fri, 13 Dec 2013 08:57:14 -0800 >From: Charles Swiger <cswi...@mac.com> >Subject: Re: [clamav-users] how to reduce memory >To: ClamAV users ML <clamav-users@lists.clamav.net> >Message-ID: <dadddd20-c53c-46eb-82eb-73eb89a51...@mac.com> >Content-Type: text/plain; charset=utf-8 > >On Dec 13, 2013, at 6:12 AM, ??? <hht...@126.com> wrote: >> when virus database(main.cvd & daily.cvd) is loader which consumers 206M >> memory, >> is there any way to reduce memory, such as by using simplified version of >> virus database (Does small virus database exist?) >> or by filtering some lowerly-graded sig,or by editing clamav.conf ? > >Fixed-pattern matching is fast and requires minimal resources via Boyer-Moore >and such, but there isn't a quick-and-easy way to do more complicated regex >pattern matching without compiling the patterns into a DFA or similar, which >does require a fair amount of memory. > >However, you can run clamd and have it listen on a network socket so that you >can run clamdscan from systems with low memory and have the scanning happen on >a machine with more resources. > >Regards, >-- >-Chuck > > > >------------------------------ > >Message: 4 >Date: Fri, 13 Dec 2013 12:16:20 -0500 >From: Greg Folkert <g...@donor.com> >Subject: Re: [clamav-users] how to reduce memory >To: clamav-users@lists.clamav.net >Message-ID: <1386954980.7247.8.ca...@bigboy.gregfolkert.net> >Content-Type: text/plain; charset="UTF-8" > >On Fri, 2013-12-13 at 08:57 -0800, Charles Swiger wrote: >> On Dec 13, 2013, at 6:12 AM, ??? <hht...@126.com> wrote: >> > when virus database(main.cvd & daily.cvd) is loader which consumers >> 206M memory, >> > is there any way to reduce memory, such as by using simplified >> version of virus database (Does small virus database exist?) >> > or by filtering some lowerly-graded sig,or by editing clamav.conf ? >> >> Fixed-pattern matching is fast and requires minimal resources via >> Boyer-Moore and such, but there isn't a quick-and-easy way to do more >> complicated regex pattern matching without compiling the patterns into >> a DFA or similar, which does require a fair amount of memory. >> >> However, you can run clamd and have it listen on a network socket so >> that you can run clamdscan from systems with low memory and have the >> scanning happen on a machine with more resources. > >This is much better solution for systems that have low memory available. >Much better than running without the main virus signature DB. > >This solution also assumes you have a well apportioned machine available >to your other machines and actually have a network connection between >them. > >Virus/Trojan scanning and small memory are typically not something you >can have together, since resources are required for tracking the >millions of Virus/Trojans and variants. >-- >greg folkert - systems administration and support >web: donor.com >email: g...@donor.com >phone: 877-751-3300 x416 >direct: 616-328-6449 (direct dial and fax) >"The fabric of existence weaves itself whole." > -- Charles Ives > > > >------------------------------ > >_______________________________________________ >clamav-users mailing list >clamav-users@lists.clamav.net >http://lists.clamav.net/cgi-bin/mailman/listinfo/clamav-users >https://github.com/vrtadmin/clamav-faq > >End of clamav-users Digest, Vol 111, Issue 9 >******************************************** _______________________________________________ Help us build a comprehensive ClamAV guide: https://github.com/vrtadmin/clamav-faq http://www.clamav.net/support/ml
