Re: [lvs-users] "connection refused" when persistence enabled

2009-12-08 Thread Julian Anastasov
Hello, On Tue, 8 Dec 2009, Simon Horman wrote: > Hi Julian, > > here are the results of some tests that I ran today. > They seem to indicate that this problem is real. > > - if (svc->port) > + if (svc->port) { > + IP_V

[lvs-users] LVS Use Sanity Check

2009-12-08 Thread Darren.Mansell
Hello everyone. We are using LVS in quite a large way (volume, distribution and importance) in solutions that we have implemented for our business. The way we are using LVS seems to work very nicely but I would appreciate it if anyone could look at our set up and see if they can see any potenti

Re: [lvs-users] net-snmp-lvs-module: stats fail under high load

2009-12-08 Thread Robin Bowes
On 25/11/09 13:22, Robin Bowes wrote: > Hi, > > I've been building out a platform that uses the net-snmp-lvs module to > monitor LVS stats. In testing, it worked just fine. I'm graphing > connection rate, packet rate, and byte rate for the virtual service and > each of the real servers. > > Howev

Re: [lvs-users] net-snmp-lvs-module: stats fail under high load

2009-12-08 Thread Graeme Fowler
On Tue, 2009-12-08 at 12:49 +, Robin Bowes wrote: > No-one got any thoughts on this? I'd hazard a guess that the counters wrapped once (or more) inside your polling period. This is a common problem when collecting counter-type data which wraps. Not having any experience of the SNMP module, ca

Re: [lvs-users] LVS Use Sanity Check

2009-12-08 Thread David Warden
In case this is a no-top-post list, my response is below. On Dec 8, 2009, at 6:57 AM, wrote: > Hello everyone. > > > > We are using LVS in quite a large way (volume, distribution and > importance) in solutions that we have implemented for our business. The > way we are using LVS seems to wo

Re: [lvs-users] LVS Use Sanity Check

2009-12-08 Thread Graeme Fowler
On Tue, 2009-12-08 at 11:57 +, darren.mans...@opengi.co.uk wrote: > We are using LVS in quite a large way (volume, distribution and > importance) in solutions that we have implemented for our business. > As I said above, this seems to work absolutely fine in production use, > we rely heavily

Re: [lvs-users] net-snmp-lvs-module: stats fail under high load

2009-12-08 Thread Robin Bowes
On 08/12/09 14:20, Graeme Fowler wrote: > On Tue, 2009-12-08 at 12:49 +, Robin Bowes wrote: >> No-one got any thoughts on this? > > I'd hazard a guess that the counters wrapped once (or more) inside your > polling period. This is a common problem when collecting counter-type > data which wraps

Re: [lvs-users] net-snmp-lvs-module: stats fail under high load

2009-12-08 Thread Graeme Fowler
On Tue, 2009-12-08 at 16:27 +, Robin Bowes wrote: > So, looks like that might be the problem; lvsServiceStatsConns is 32-bit. I thought so. > I wonder if it's as simple as changing ASN_COUNTER to ASN_COUNTER64 in > the appropriate place in lvs.c ? Hrm... this is in the SNMP module code, righ

Re: [lvs-users] net-snmp-lvs-module: stats fail under high load

2009-12-08 Thread Robin Bowes
On 08/12/09 16:27, Robin Bowes wrote: > So, looks like that might be the problem; lvsServiceStatsConns is 32-bit. Wrong! > I wonder if it's as simple as changing ASN_COUNTER to ASN_COUNTER64 in > the appropriate place in lvs.c ? Well, I don't think it will hurt, but it didn't fix things. I trie

Re: [lvs-users] net-snmp-lvs-module: stats fail under high load

2009-12-08 Thread Robin Bowes
On 08/12/09 18:09, Robin Bowes wrote: > Notice that ipvsadm reports "02 for connection rate too, That should, of course, be "0". I guess I need to raise a bug about the ipvsadm issue. R. ___ Please read the documentation before posting - it's availabl