Hi, Thank you. It's very helpful. ceph osd pool rename -- "-help" aaa that works well. Best regards! RONG -----Original Message----- From: Daniel Schwager [mailto:Daniel.Schwager@xxxxxxxx] Sent: Friday, November 29, 2013 2:56 PM To: 'malmyzh@xxxxxxxxx'; You, RongX Cc: 'ceph-users@xxxxxxxxxxxxxx' Subject: RE: problem with delete or rename a pool Hi, > The problem is: now I want to delete or rename the pool '-help', maybe you will try using double-hyphen ("--") [1] , e.g. something (not tested) like ceph osd pool rename -- "-help" aaa ceph osd pool delete -- -help regards Danny [1] http://unix.stackexchange.com/questions/11376/what-does-double-dash-mean http://stackoverflow.com/questions/14052892/delete-a-file-in-linux-that-contains-double-dash _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com