DCHP 4.2.1-P1 performance tunning

[Joe Shen]

Thanks. 

DHCP runs on a SUN v220 box with solaris 9, disks are grouped as software RAID-1.

 The following is dhcpd.conf, and BRAS's side log like :

Aug 7 02:25:37: %DHCP-6-GEN_INFO: Marking server: 220.191.135.89 in context: vrWLAN dead 
Aug 7 02:25:38: %DHCP-6-GEN_INFO: Marking server: 220.191.135.89 in context: vrWLAN alive 
Aug 7 03:48:20: %DHCP-6-GEN_INFO: Marking server: 220.191.135.89 in context: vrWLAN dead 
Aug 7 03:48:23: %DHCP-6-GEN_INFO: Marking server: 10.191.135.89 in context: vrWLAN alive 
Aug 7 05:37:44: %DHCP-6-GEN_INFO: Marking server: 10.191.135.89 in context: vrWLAN dead 
Aug 7 05:37:45: %DHCP-6-GEN_INFO: Marking server: 10.191.135.89 in context: vrWLAN alive 
Aug 7 05:39:02: %DHCP-6-GEN_INFO: Marking server: 10.191.135.89 in context: vrWLAN dead 
Aug 7 05:39:09: %DHCP-6-GEN_INFO: Marking server: 10.191.135.89 in context: vrWLAN alive 
Aug 7 06:26:05: %DHCP-6-GEN_INFO: Marking server: 10.191.135.89 in context: vrWLAN dead 
Aug 7 06:26:05: %DHCP-6-GEN_INFO: Marking server: 10.191.135.89 in context: vrWLAN alive 
Aug 7 07:21:18: %DHCP-6-GEN_INFO: Marking server: 10.191.135.89 in context: vrWLAN dead 
Aug 7 07:21:19: %DHCP-6-GEN_INFO: Marking server: 10.191.135.89 in context: vrWLAN alive 







====
********************************************

#ddns-update-style ad-hoc;
ddns-update-style none;
default-lease-time 1800;
#modified 2011/8/8
max-lease-time 14400;
authoritative;
# Add 
one-lease-per-client true;
deny duplicates;
# MS routes: adds extras to supplement routers option
option ms-classless-static-routes code 249 = array of integer 8;
# RFC3442 routes: overrides routers option
option rfc3442-classless-static-routes code 121 = array of integer 8;
log-facility local0;




failover peer "dhcp-failover" {
  primary; # declare this to be the primary server
  address 192.168.1.4;
  port 647;
  peer address 192.168.1.3;
  peer port 647;
  max-response-delay 30;
  max-unacked-updates 10;
  load balance max seconds 3;
  mclt 1800;
  split 128;
#  split 255;
}

#bge0 network card
subnet 192.168.1.0 netmask 255.255.255.0 {
}

subnet 10.187.147.0 netmask 255.255.255.0 {
        option routers 10.187.147.1;
        option ms-classless-static-routes 24,122,224,127,10,187,147,1;
        option domain-name-servers 10.96.107.29,10.96.107.28;
        pool {
              failover peer "dhcp-failover";
	            deny dynamic bootp clients;
              range 10.187.147.2 10.187.147.254;
             }
}


.... (124 subnet defined) ....



--- 11年8月14日，周日, Tom Schmitt <TomSchmitt at gmx.de> 写道：

> 发件人: Tom Schmitt <TomSchmitt at gmx.de>
> 主题: Re: DCHP 4.2.1-P1 performance tunning
> 收件人: dhcp-users at lists.isc.org
> 日期: 2011年8月14日,周日,下午5:47
> 
> > Maybe you should port your dhcpd.conf if you want
> usefull hints about what
> > could be done.
> 
> s/port/post to this mailinglist/
> 
> sorry
> -- 
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