> ? > I want to use java nio with mmap ,so had to updata kernel 2.6.27 or > newer . The fuse in kernel 2.6.30 is api 7.11 . > > How can i give your details with gdb? what should i do ? Do you have a file in your system / with a name like /core.XXXX ? If you do, run this command - sh$ gdb glusterfs /core.XXX ... (gdb) bt and give us the output. Thanks, Avati