db_file_multiblock_read_count
DB version is 11.2.0.2
SQL> select value,ISDEFAULT from v$parameter where NAME='db_file_multiblock_read_count';
VALUE ISDEFAULT
------------------------------ ---------
128 TRUE
Only No work load stats is gathered.
SQL> select * from sys.AUX_STATS$;
SNAME PNAME PVAL1 PVAL2
------------------------------ ------------------------------ ---------- ------------------------------
SYSSTATS_INFO STATUS COMPLETED
SYSSTATS_INFO DSTART 02-15-2012 15:52
SYSSTATS_INFO DSTOP 02-15-2012 15:52
SYSSTATS_INFO FLAGS 1
SYSSTATS_MAIN CPUSPEEDNW 1425
SYSSTATS_MAIN IOSEEKTIM 11
SYSSTATS_MAIN IOTFRSPEED 15552
SYSSTATS_MAIN SREADTIM
SYSSTATS_MAIN MREADTIM
SYSSTATS_MAIN CPUSPEED
SYSSTATS_MAIN MBRC
SYSSTATS_MAIN MAXTHR
SYSSTATS_MAIN SLAVETHR
13 rows selected.
From documentation http://docs.oracle.com/cd/B28359_01/server.111/b28320/initparams053.htm