afsupdate 7008/udp # upserver (UPDATESERVICE)
afsrmtsys 7009/udp # RMTSYSSERVICE
+When tcpdump doesn't help, try:
+
+ fstrace setset cm -active; make your error happen; fstrace dump cm
+
### <a name="3.33 Tuning client cache for hug"></a> 3.33 Tuning client cache for huge data
Use on afsd command line -chunk 17 or greater. Be carefull, with certain cache sizes afsd crashes on startup (Linux, [[Tru64Unix]] at least). It is possibly when dcache is too small. Go for: