Kevin Lo wrote: >Oliver Elphick wrote: >> >> I suggest that he use ipcrm to clear shared memory segments and then try >> again. > >Hi, Oliver, > >I don't know how to use ipcrm, would you like to teach me, thanks. >For example, I run ipcrm shm, it displays: > >ipcrm shm >usage: ipcrm [shm | msg | sem] id > >What does 'id' mean? Use ipcs to list shared resources, ipcrm to remove one. The id is the number listed under shmid by ipcs. Remember the man program; that should be your first call for help on program usage. Example: bash-2.01$ ipcs ------ Shared Memory Segments -------- key shmid owner perms bytes nattch status 0xacec9312 3 root 666 256776 0 ------ Semaphore Arrays -------- key semid owner perms nsems status ------ Message Queues -------- key msqid owner perms used-bytes messages 0xacea0207 0 root 666 0 0 bash-2.01$ ipcrm shm 3 resource deleted -- Oliver Elphick [EMAIL PROTECTED] Isle of Wight http://www.lfix.co.uk/oliver PGP key from public servers; key ID 32B8FAA1 ======================================== "Let all that you do be done in love." 1 Corinthians 16:14