Hi Richard, On Tue, Nov 30, 2010 at 01:10:01PM +0000, Richard Shaw wrote: > > Hi, > > I've got two identical web servers physically close and on the same subnet, > one of them shows a significantly higher number of server chk's (5320) than > the other (0) and is periodically marked, very briefly (1-2s) as down. > > name,chk,dwn,dwntime > w1,0,0,0s > w2,5320,0,2s > > The configs for both are as follows > > server w1 neww1:80 weight 10 maxconn 120 cookie w1 check inter 2000 rise 1 > fall 3 > server w2 neww2:80 weight 10 maxconn 120 cookie w2 check inter 2000 rise 1 > fall 3 > > and the check i'm performing is option httpchk /check.txt > > My understanding is that the 5320 is the number of httpchk's HAProxy has > recorded as fail, is this correct ?
Yes, that's correct. The 2s downtime with zero down transitions imply that the server was detected as down upon start up. If both servers are the same, it is very likely that one of them has a faulty network card or that the switch it's connected to has a problem on its port. Willy
