Just to clarify the reason I hope u are on 10.2.0.2 is becoz of the bugs mentioned in alert Note 353065.1 on ML -Fairlie Johan Eriksson <valpis@xxxxxxxxx> wrote: Hi In our RAC environment (oracle 10.2 on linux, storage is in ASM, 2 node cluster) I should add a second diskgroup so that we could run some bigger tests but instead of creating a new diskgroup I added it to the existing group. Now I dont know how to remove it from the group. At the moment only one node is working , probably due to this error i made. from sqlplus i get: system@msrac1> select name, state from v$asm_disk; NAME STATE ------------------------------ -------- ORADATA1 NORMAL but when looking in EM I also have a second disk ORADATA2 in state FORCING, it shows 100% used but should have no data in it. /johan -- //www.freelists.org/webpage/oracle-l --------------------------------- Talk is cheap. Use Yahoo! Messenger to make PC-to-Phone calls. Great rates starting at 1¢/min.