Today we are starting to see obd_change_cbdata errors on our MGS/MDT node. What does this error mean? Version of lustre and kernel is: 2.6.9-42.0.10.EL_lustre-1.6.0.1smp X86_64 LustreError: 65:0:(obd_class.h:1171:obd_change_cbdata()) Skipped 1 previous similar message LustreError: 65:0:(obd_class.h:1171:obd_change_cbdata()) obd_change_cbdata: NULL export LustreError: 65:0:(obd_class.h:1171:obd_change_cbdata()) Skipped 1 previous similar message LustreError: 65:0:(obd_class.h:1171:obd_change_cbdata()) obd_change_cbdata: NULL export LustreError: 65:0:(obd_class.h:1171:obd_change_cbdata()) Skipped 2 previous similar messages LustreError: 65:0:(obd_class.h:1171:obd_change_cbdata()) obd_change_cbdata: NULL export LustreError: 65:0:(obd_class.h:1171:obd_change_cbdata()) Skipped 4 previous similar messages LustreError: 65:0:(obd_class.h:1171:obd_change_cbdata()) obd_change_cbdata: NULL export LustreError: 65:0:(obd_class.h:1171:obd_change_cbdata()) Skipped 5 previous similar messages LustreError: 65:0:(obd_class.h:1171:obd_change_cbdata()) obd_change_cbdata: NULL export LustreError: 65:0:(obd_class.h:1171:obd_change_cbdata()) Skipped 1 previous similar message -- Jeremy Mann jeremy at biochem.uthscsa.edu University of Texas Health Science Center Bioinformatics Core Facility http://www.bioinformatics.uthscsa.edu Phone: (210) 567-2672