fsstat: root file system needs checking

My server was shutdown improperly. Upon restart the system loads the kernel txt ok, but the .data load slowly. the boot up process stoppted and asked if ok to check the root file sytem y/n?
i selected y. then appears htfs file system:
root file system
phase 1-check block and sizes
594486 dup I=49213
the curor appears just below and keeps flashing. is th e system doing a low level scan? will it continue?