Hi,All, Today ,I've tried to install Oracle 10g on SuSE 9.1 prof .The software Installation was OK. But when I use dbca to create the instance , I got a error ,ORA-27125: unable to create shared memory segment. some information about the Suse machine: linux:~ # cat /etc/sysctl.conf #-----------Begin from here-------------------------------------- kernel.shmall = 2097152 kernel.shmmax = 2147483648 kernel.shmmni = 4096 kernel.shmmin = 1 kernel.sem = 250 32000 100 128 fs.file-max = 65536 net.ipv4.ip_local_port_range = 1024 65000 #--------------End here-------------------------------------------- linux:~ # Physical memory :512 M Cpu : Intel P4 1.7G I've read the Installation guide for Linux @ otn.oracle.com and search www.google.com. thanks for you help !! -- David Fenng dbanotes@xxxxxxxxx http://www.dbanotes.net some tips about Oracle RDBMS 8i/9i/10g (in Chinese) ---------------------------------------------------------------- Please see the official ORACLE-L FAQ: http://www.orafaq.com ---------------------------------------------------------------- To unsubscribe send email to: oracle-l-request@xxxxxxxxxxxxx put 'unsubscribe' in the subject line. -- Archives are at //www.freelists.org/archives/oracle-l/ FAQ is at //www.freelists.org/help/fom-serve/cache/1.html -----------------------------------------------------------------