Ram, On Fri, 2007-07-13 at 06:41, Kuchimanchi, Ramachandra wrote: > Hi, > > If the sm_lid value from /sys/class/infiniband/mthca0/ports/1/sm_lid > is 0x0 (or /sys/class/infiniband/ipath0/ports/1/sm_lid is 0xffff) > should > it be considered as an invalid value for an SM LID and should one wait > till it changes to some other value before using that SM LID value in > MADs ? > The IB spec says that LID 0x0 is reserved and 0xFFFF is a permissive > DLID > value. Does this mean that the SM can never have either 0x0 or 0xFFFF > as > an LID ? > > Sometimes I have noticed this issue with ibsrpdm when the sm_lid value > is > set after some delay. If I run ibsrpdm immediately after doing a > "service openibd start", ibsrpdm does not give any output. This > is because, when ibsrpdm reads the sm_lid value it gets the value to > be 0x0 on > mthca (0xffff on ipath) and when it uses it in the MADs, the MADs > timeout.
Those local values indicate the SM has not yet initialized the SMLID on those ports. Is your SM running ? Are those ports active when you run ibsrpdm ? -- Hal > Regards, > Ram > > > > ______________________________________________________________________ > > _______________________________________________ > general mailing list > [email protected] > http://lists.openfabrics.org/cgi-bin/mailman/listinfo/general > > To unsubscribe, please visit http://openib.org/mailman/listinfo/openib-general _______________________________________________ general mailing list [email protected] http://lists.openfabrics.org/cgi-bin/mailman/listinfo/general To unsubscribe, please visit http://openib.org/mailman/listinfo/openib-general
