why real server(have removed from lvs list) is still visited thru Load balancer server?

fala falawang at cdnunion.com
Mon Oct 2 03:47:46 BST 2006


Yes, new connections get sent to RS2,RS3(RS2 and RS3 have removed from real server list in Load balancer for 1 week already)
----- Original Message ----- 
From: "Joseph Mack NA3T" <jmack at wm7d.net>
To: "LinuxVirtualServer.org users mailing list." <lvs-users at LinuxVirtualServer.org>
Sent: Monday, October 02, 2006 9:47 AM
Subject: (ÈðÐÇÌáʾ-´ËÓʼþ¿ÉÄÜÊÇÀ¬»øÓʼþ)Re: why real server(have removed from lvs list) is still visited thru Load balancer server?


> On Sat, 30 Sep 2006, fala wrote:
> 
>>
>>
>> I had configured 3 real servers(TUN): RS1,RS2,RS3,IP address of them are :RIP1,RIP2,RIP3,one day I remove RS2,RS3 from real server list,when run ipvsadm can see following:
>>
>> [root at cnt ~]# ipvsadm
>> IP Virtual Server version 1.2.0 (size=4096)
>> Prot LocalAddress:Port Scheduler Flags
>> -> RemoteAddress:Port Forward Weight ActiveConn InActConn
>> TCP VIP:http rr
>> -> RIP1:http Tunnel 1 6 3827
>>
>> How ever I found some request to VIP is still redirected to RS2,RS3(I have cleard real server RS2,RS3 for 1 week already)
>>
> 
> I don't see it in the output above. Do new connections get 
> sent to RS2,RS3?
> 
> Joe
> 
>> run: ipvsadm -Lc:
>> TCP 00:10 SYN_RECV 59.35.86.90:2507 VIP:http RIP2:http
>> TCP 00:11 ESTABLISHED 219.148.187.151:14183 VIP:http RIP3:http
>>
>> When I stop http of RS2 or RS3,some http request to VIP will failure.
>>
>> Does any one have encountered this problem?
>>
> 
> -- 
> Joseph Mack NA3T EME(B,D), FM05lw North Carolina
> jmack (at) wm7d (dot) net - azimuthal equidistant map
> generator at http://www.wm7d.net/azproj.shtml
> Homepage http://www.austintek.com/ It's GNU/Linux!
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