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...test the IO both of them The result is below. db1(Time Spend)db2(Time Spend)OS Test Command dd (1GB) (Yazma)0m0.796s0m18.420stime dd if=/dev/zero of=./sill.t bs=1M count=1000 dd (1GB) (Okuma)0m0.241s8m16.406stime dd of=/dev/zero if=./sill.t bs=1M count=1000 cp (1GB)0m0.986s7m32.452stime cp sill.t sill2.t Why db1 is too slow than db2 ? Anybody have idea ? My production database is oracle 9205 on RHEL3 and OCFS I test the 9208 on RHEL4 and OCFS2 . I will try to decide to upgrade or not... Thx.. ____________________________________________________________________________________ Do you Yah...

...test the IO both of them The result is below. db1(Time Spend)db2(Time Spend)OS Test Command dd (1GB) (Yazma)0m0.796s0m18.420stime dd if=/dev/zero of=./sill.t bs=1M count=1000 dd (1GB) (Okuma)0m0.241s8m16.406stime dd of=/dev/zero if=./sill.t bs=1M count=1000 cp (1GB)0m0.986s7m32.452stime cp sill.t sill2.t Why db1 is too slow than db2 ? Anybody have idea ? My production database is oracle 9205 on RHEL3 and OCFS I test the 9208 on RHEL4 and OCFS2 . I will try to decide to upgrade or not... Thx.. ____________________________________________________________________________________ Do you Yah...