I'd say it's impossible to tell without knowing the queries, the mappings, the configuration, etc... In your mail it's all very vague! :-)
RP On Tuesday, May 21, 2013 3:32:29 PM UTC+1, Kim Bendtsen wrote: > > We have a web application that is load balanced on 4 servers running on > windows 2008r2 servers. The web application hosted on iis 7.* experience > periodic bad performance where quries can take extra 1-60 seconds than > expected. > Using nhprof and wireshark it seems possible to confirm the slow query > results with the packet transmissions on the wire. I will try an attache an > example, but the main flow is. > > Client -> send query > Database->reponse > Client -> send ACK > 15 seconds pass > Client -> send PSH ACK > Database -> response. > > NHProf sees the query response. > > We see many scenarios like this with different sleep intervals - 1 to 30 > seconds. Sometimes the client send the PSH Ack immediately. > > Is this normal behaviour we are experiencing? > Where to start investigating further if this is a windows / network driver > / iis / oracle driver / nhibernate issue? > > Any advice or comments? > > Kr, > > Kim > > > > > <https://lh4.googleusercontent.com/-YffCJBq3wBY/UZuFJZqv5fI/AAAAAAAAC3c/60E6ekSWvnQ/s1600/wiresharkTrace.png> > > > -- You received this message because you are subscribed to the Google Groups "nhusers" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/nhusers?hl=en-US. For more options, visit https://groups.google.com/groups/opt_out.
