Re: [OpenAFS] performance and udp buffers

2012-11-18 Thread Simon Wilkinson
On 9 Oct 2012, at 10:24, Dan Van Der Ster wrote: > We currently run fileservers with udpsize=2MB, and at that size we have a 30 > client limit in our test environment. With a buffer size=8MB (increased > kernel max with sysctl and fileserver option), we don't see any dropped UDP > packets durin

Re: [OpenAFS] vos syncvldb failure, attempting to bring old readonly clone online

2012-11-18 Thread Ryan C. Underwood
Update: I gave up on trying to bring the volume online and simply used voldump and vos restore. Had thought there would be complications using a "last resort" tool but there were none that I could see. The volume is completely restored with intact ACLs. -- Ryan C. Underwood, signature.asc D

[OpenAFS] Re: Integrated Login problem

2012-11-18 Thread Jeffrey Altman
-1765328164 = Cannot resolve network address for KDC in requested realm aklog -d will tell you what realm is being queried. On 11/18/2012 4:22 AM, R. Laatsch wrote: > Dear all, > there is a problem with Integrated Login here. > > This is my setup: > Server: 'slinux.localdomain' (SL58) with AFS

Re: [OpenAFS] Re: Integrated Login problem

2012-11-18 Thread Lars Schimmer
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 2012-11-19 00:11, Jeffrey Altman wrote: > -1765328164 = Cannot resolve network address for KDC in requested > realm We´ve had that error with having entries in krb5.ini AND in DNS. Esp. the kdm master and kdm passwd server entries were responsible

Re: [OpenAFS] performance and udp buffers

2012-11-18 Thread Jakub Moscicki
Hi Simon, Thanks for this analysis. The increased UDP works pretty well for us at CERN so far - albeit one limit gone other limits appear more pronounced. > > management packets. 16Mbytes should be plenty providing that you don't > > a) Dramatically increase the number of threads on your files