On Aug 20, 2011, at 11:59 AM, "Trond Myklebust" <Trond.Myklebust@xxxxxxxxxx> wrote: > On Fri, 2011-08-19 at 16:01 -0700, Kelsey Cummings wrote: >> I'm looking for some suggestions as to where to look next with an odd >> nfs file locking problem with linux clients (RHEL6) and a netapp server. >> FSC is enabled on these. >> >> The rather simple example code and output says it all. It works as >> expected when a single process is run, when a second proccess is started >> it works for a while and then something breaks and we start seeing it >> take multiples of 30 seconds for the lock request to succeed. The more >> proccess that are run, the more likely it is to occur as well as if a >> proccess is started on a second client. >> >> When the issue is exhibiting itself, the netaps' lock status display the >> granted and waiting locks as expected(?). > Also, what version of ONTAP is the filer running? > Does the netapp filer have multiple NICs? There is a known bug with that > in which the filer sends GRANTED calls from the wrong IP address: see > the description at > http://now.netapp.com/NOW/cgi-bin/bol?Type=Detail&Display=237430 > > Cheers > Trond > -- > Trond Myklebust > Linux NFS client maintainer > > NetApp > Trond.Myklebust@xxxxxxxxxx > www.netapp.com > > -- > To unsubscribe from this list: send the line "unsubscribe linux-nfs" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe linux-nfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
