SQL> select * from v$osstat;STAT_NAME VALUE OSSTAT_ID COMMENTS CUM---------------------------------------- ---------- ---------- ---------------------------------------------------------------- ---NUM_CPUS 40 0 Number of active CPUs NOIDLE_TIME 6.5569E+10 1 Time (centi-secs) that CPUs have been in the idle state YESBUSY_TIME 381611751 2 Time (centi-secs) that CPUs have been in the busy state YESUSER_TIME 256753313 3 Time (centi-secs) spent in user code YESSYS_TIME 123624519 4 Time (centi-secs) spent in the kernel YESIOWAIT_TIME 23786444 5 Time (centi-secs) spent waiting for IO YESNICE_TIME 10088 6 Time (centi-secs) spend in low-priority user code YESRSRC_MGR_CPU_WAIT_TIME 59 14 Time (centi-secs) processes spent in the runnable state waiting YESLOAD .059570313 15 Number of processes running or waiting on the run queue NONUM_CPU_CORES 20 16 Number of CPU cores NONUM_CPU_SOCKETS 2 17 Number of physical CPU sockets NOPHYSICAL_MEMORY_BYTES 1.0142E+11 1008 Physical memory size in bytes NOVM_IN_BYTES 0 1009 Bytes paged in due to virtual memory swapping YESVM_OUT_BYTES 0 1010 Bytes paged out due to virtual memory swapping YESTCP_SEND_SIZE_MIN 4096 2000 TCP Send Buffer Min Size NOTCP_SEND_SIZE_DEFAULT 16384 2001 TCP Send Buffer Default Size NOTCP_SEND_SIZE_MAX 4194304 2002 TCP Send Buffer Max Size NOTCP_RECEIVE_SIZE_MIN 4096 2003 TCP Receive Buffer Min Size NOTCP_RECEIVE_SIZE_DEFAULT 87380 2004 TCP Receive Buffer Default Size NOTCP_RECEIVE_SIZE_MAX 4194304 2005 TCP Receive Buffer Max Size NOGLOBAL_SEND_SIZE_MAX 1048576 2006 Global send size max (net.core.wmem_max) NOGLOBAL_RECEIVE_SIZE_MAX 4194304 2007 Global receive size max (net.core.rmem_max) NO22 rows selected.SQL>