oracle on linux 巡检脚本-部分

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#!/bin/sh

#ocpyang@126.com

#Modified according to the actual situation mysql server IP and username password

export black='\033[0m'

export boldblack='\033[1;0m'

export red='\033[31m'

export boldred='\033[1;31m'

export green='\033[32m'

export boldgreen='\033[1;32m'

export yellow='\033[33m'

export boldyellow='\033[1;33m'

export blue='\033[34m'

export boldblue='\033[1;34m'

export magenta='\033[35m'

export boldmagenta='\033[1;35m'

export cyan='\033[36m'

export boldcyan='\033[1;36m'

export white='\033[37m'

export boldwhite='\033[1;37m'

cecho ()

## -- Function to easliy print colored text -- ##

# Color-echo.

# 參数 $1 = message

# 參数 $2 = color

{

local default_msg="No message passed."

message=${1:-$default_msg} # 假设$1没有输入则为默认值default_msg.

color=${2:-black} # 假设$1没有输入则为默认值black.

case $color in

black)

   printf "$black" ;;

boldblack)

   printf "$boldblack" ;;

red)

   printf "$red" ;;

boldred)

   printf "$boldred" ;;

green)

   printf "$green" ;;

boldgreen)

   printf "$boldgreen" ;;

yellow)

   printf "$yellow" ;;

boldyellow)

   printf "$boldyellow" ;;

blue)

   printf "$blue" ;;

boldblue)

   printf "$boldblue" ;;

magenta)

   printf "$magenta" ;;

boldmagenta)

   printf "$boldmagenta" ;;

cyan)

   printf "$cyan" ;;

boldcyan)

   printf "$boldcyan" ;;

white)

   printf "$white" ;;

boldwhite)

   printf "$boldwhite" ;;

esac

printf "%s\n" "$message"

tput sgr0   # tput sgr0即恢复默认值

printf "$black"

return

}

cechon ()

# Color-echo.

# 參数1 $1 = message

# 參数2 $2 = color

{

local default_msg="No message passed."

# Doesn't really need to be a local variable.

message=${1:-$default_msg} # 假设$1没有输入则为默认值default_msg.

color=${2:-black} # 假设$1没有输入则为默认值black.

case $color in

black)

  printf "$black" ;;

boldblack)

  printf "$boldblack" ;;

red)

  printf "$red" ;;

boldred)

  printf "$boldred" ;;

green)

  printf "$green" ;;

boldgreen)

  printf "$boldgreen" ;;

yellow)

  printf "$yellow" ;;

boldyellow)

  printf "$boldyellow" ;;

blue)

  printf "$blue" ;;

boldblue)

  printf "$boldblue" ;;

magenta)

  printf "$magenta" ;;

boldmagenta)

  printf "$boldmagenta" ;;

cyan)

  printf "$cyan" ;;

boldcyan)

  printf "$boldcyan" ;;

white)

  printf "$white" ;;

boldwhite)

  printf "$boldwhite" ;;

esac

printf "%s" "$message"

tput sgr0   # tput sgr0即恢复默认值

printf "$black"

return

}

cechon "***********************************************************************" yellow

echo

cechon "1.the server infomation:" green

echo

cechon "***********************************************************************" yellow

echo

echo "the system basic infomation:"

echo "***********************************************************************"

echo

hostname=`hostname` #主机名

ipaddress=`ifconfig |grep 'inet addr:'| grep -v '127.0.0.1' | cut -d: -f2 | awk '{ print $1}'` #IP地址

gtway01=`cat /etc/sysconfig/network|grep GATEWAY|awk -F "=" '{print $2}'` #网关

gtway02=`netstat -rn | awk '/^0.0.0.0/ {print $2}'`

cpuinfo=`cat /proc/cpuinfo|grep "name"|cut -d: -f2 |awk '{print "*"$1,$2,$3,$4}'|uniq -c` #cpu

phmem=`dmidecode | grep -A 16 "Memory Device$" |grep Size:|grep -v "No Module Installed"|awk '{print "*" $2,$3}'|uniq -c` #物理内存数量

sysver=`cat /etc/issue | head -1` #--系统版本号

kerver=`uname -a |awk '{print $3}'` #内核版本号

#mem usage

mem_total=$(free -m |grep Mem|awk '{print $2}')

mem_used=$(free -m |grep Mem|awk '{print $3}')

mem_rate=`expr $mem_used/$mem_total*100|bc -l`

#mem_summary

mem_sum=`free -m | xargs | awk '{print "Free/total memory: " $17 " / " $8 " MB"}' \

| awk -F":" 'BEGIN{print " FREE / TOTAL " } {print $2 }'`

#disk space

dk_usage=`df -h | xargs | awk '{print "Free/total disk: " $11 " / " $9}'`

cechon "1.1 server hostname is:" red

echo ${hostname}

cechon "1.2 server ipaddree is: " red

echo ${ipaddress}

if [ "${gtway01}" = "" ];then

cechon "1.3 server gateway is:" red

echo ${gtway02}

else

cechon "1.3 server gateway is:" red

echo ${gtway01}

fi

cechon "1.4 server cpuinfo is: " red

echo ${cpuinfo}

cechon "1.5 server Physical memory number is: " red

echo ${phmem}

cechon "1.6 server version is: " red

echo ${sysver}

cechon "1.7 server system kernel version is: " red

echo ${kerver}

cechon "1.8 server memory Summary is: " red

echo ${mem_sum}

cechon "1.9 server memory usage rate is: " red

echo ${mem_rate:0:5}%

cechon "1.10 server disk usage is: " red

echo

cechon "detail: " green

echo

#disk usage

df -H |awk -F '\t' '{ print $1,$2,$3,$4,$5,$6}'

echo

cechon "Summary: " green

echo

echo ${dk_usage}

echo

cechon "1.11 server CPU load average is: " red

echo

uptime | awk 'BEGIN{print "1min, 5min, 15min"} {print $10,$11,$12}'

echo

cechon "1.12 server started services is: " red

echo

chkconfig --list | grep on

echo

echo

cechon "1.13 server CPU free is: " red

top -b -n 1 | grep Cpu | awk '{print $5}' | cut -f 1 -d "."

echo

cechon "1.14 server ESTABLISHED TCP connect number is: " red

echo

netstat -n | awk '/^tcp/ {++S[$NF]} END {for(a in S) print a, S[a]}'

echo

cechon "1.15 server ESTABLISHED TCP connect number is: " red

echo

netstat -n | awk '/^tcp/ {++S[$NF]} END {for(a in S) print a, S[a]}'

echo

cechon "1.16 oracle ESTABLISHED connect is: " red

echo

netstat -an -t | grep ":1521" | grep ESTABLISHED | awk '{printf "%s %s\n",$5,$6}' | sort |sed 's/^::ffff://'

echo

cechon "1.18 oracle LISTENER status is: " red

echo

ps -ef|grep lsn|grep -v grep

echo

lsnrctl status

echo

echo

echo "***********************************************************************"

echo

cechon "***********************************************************************" yellow

echo

cechon "2.Check the database basic situation:" green

echo

cechon "***********************************************************************" yellow

echo

#configure oracle user and password

ora_user="sys"

ora_pass="jinriDBAocpyang_jinri_ocp.com"

#2.1 oracle database version

echo

sqlplus -S "${ora_user}/${ora_pass} as sysdba" <<!01 >/dev/null #禁止sqlplus运行结果回显

set heading off;

set feedback off;

set termout off;

set pagesize 0;

set verify off;

set echo off;

spool 1.txt

select * from v\$version;

spool off

exit;

!01

cechon "2.1 oracle database version is : " red

echo

cat 1.txt

echo

rm -rf 1.txt

#2.2 oracle database information

cechon "2.2 oracle database information is : " red

echo

cat 2.txt |xargs |awk '{print "dbid:"$1,"\nname:"$2, \

"\ncreated:"$3" "$4,"\nlog_mode:"$5,"\nopen_mode:"$6" "$7,"\ndb_unique_name:"$8}'

echo

rm -rf 2.txt

#2.3 oracle instance information

sqlplus -S "${ora_user}/${ora_pass} as sysdba" <<!01 >/dev/null #禁止sqlplus运行结果回显

set heading off;

set feedback off;

set termout off;

set pagesize 0;

set verify off;

set echo off;

spool 3.txt

select instance_name,host_name,version,startup_time,status,database_status,

instance_role from v\$instance;

spool off

exit;

!01

cechon "2.3 oracle instance information is : " red

echo

cat 3.txt |xargs |awk '{print "instance_name:"$1,"\nhostname:"$2, \

"\nversion:"$3,"\nstartup_time:"$4" "$5,"\nstatus:"$6,"\ndatabase_status:"$7,"\ninstance_role:"$8}'

echo

rm -rf 3.txt

#2.4 数据库非缺省初始化參数

cechon "2.4 Database non-default initialization parameters is : " red

echo

cat 4.txt

echo

rm -rf 4.txt

#2.5 database default temp tempspace

cechon "2.5 database default temp tempspace is : " red

echo

cat 25.txt

echo

rm -rf 25.txt

#2.6 database trace position

SELECT P1.VALUE||''||P2.VALUE||'_ORA_'||P.SPID FILENAME

FROM

V\$PROCESS P,

V\$SESSION S,

V\$PARAMETER P1,

V\$PARAMETER P2

WHERE P1.NAME = 'user_dump_dest'

AND P2.NAME = 'db_name'

AND P.ADDR = S.PADDR

AND S.AUDSID = USERENV ('SESSIONID');

spool off

exit;

!01

cechon "2.6 database trace position is : " red

echo

cat 26.txt

echo

rm -rf 26.txt

cechon "***********************************************************************" yellow

echo

cechon "3.Check the database object stauts:" green

echo

cechon "***********************************************************************" yellow

echo

#3.1 control file

cechon "3.1 Database control file is : " red

echo

cat 31.txt

echo

rm -rf 31.txt

#3.2 Online Redo Logfiles Status

cechon "3.2 Online Redo Logfiles Status : " red

echo

cechon "-------------------------------------------------------------------------------------------------" yellow

echo

cechon "The result set format:""group#","status","type","member" green

echo

cechon "-------------------------------------------------------------------------------------------------" yellow

echo

cat 32.txt

echo

rm -rf 32.txt

#3.3 tablespace Status

cechon "3.3 tablespace Status : " red

echo

cechon "-------------------------------------------------------------------------------------------------" yellow

echo

cechon "The result set format:""tablespace_name","status" green

echo

cechon "-------------------------------------------------------------------------------------------------" yellow

echo

cat 33.txt

echo

rm -rf 33.txt

#3.4 all datafile Status

cechon "3.4 all datafile Status : " red

echo

cechon "-------------------------------------------------------------------------------------------------" yellow

echo

cechon "The result set format:""name","status" green

echo

cechon "-------------------------------------------------------------------------------------------------" yellow

echo

cat 34.txt

echo

rm -rf 34.txt

#3.5 invalid objects

sqlplus -S "${ora_user}/${ora_pass} as sysdba" <<!01 >/dev/null #禁止sqlplus运行结果回显

set heading off;

set feedback off;

set termout off;

set pagesize 0;

set verify off;

set echo off;

spool 35.txt

select owner,object_name,object_type from dba_objects where status!='VALID' and owner!='SYS' and owner!='SYSTEM';

spool off

exit;

!01

cechon "3.5 invalid objects is : " red

echo

cechon "-------------------------------------------------------------------------------------------------" yellow

echo

cechon "The result set format:""owner","object_name","object_type" green

echo

cechon "-------------------------------------------------------------------------------------------------" yellow

echo

cat 35.txt

echo

rm -rf 35.txt

#3.6 undo segment status

cechon "3.6 undo segment status : " red

echo

cechon "-------------------------------------------------------------------------------------------------" yellow

echo

cechon "The result set format:""segment_name","status" green

echo

cechon "-------------------------------------------------------------------------------------------------" yellow

echo

cat 36.txt

echo

rm -rf 36.txt

#3.7 Tables and indexes in the same space object

sqlplus -S "${ora_user}/${ora_pass} as sysdba" <<!01 >/dev/null #禁止sqlplus运行结果回显

set heading off;

set feedback off;

set termout off;

set pagesize 0;

set verify off;

set echo off;

spool 37.txt

select a.owner,

a.tablespace_name tbsname ,

a.table_name tname,

b.index_name iname

from

     dba_tables a

     ,dba_indexes b

where

     a.tablespace_name=b.tablespace_name

     and b.table_name=a.table_name

     and a.owner=b.owner

     and b.owner NOT in

     ('SYS','SYSTEM','XDB','WMSYS','SYSMAN',

     'ORDSYS','OUTLN','ORDDATA')

     and a.tablespace_name not in('SYSTEM','SYSAUX','UNDOTBS1','USERS'

)

order by owner;

spool off

exit;

!01

cechon "3.7 Tables and indexes in the same space object is: " red

echo

cechon "-------------------------------------------------------------------------------------------------" yellow

echo

cechon "The result set format:""owner","tablespace_name","tablename","index_name" green

echo

cechon "-------------------------------------------------------------------------------------------------" yellow

echo

cat 37.txt

echo

rm -rf 37.txt

cechon "***********************************************************************" yellow

echo

cechon "4.Check the database resource usage:" green

echo

cechon "***********************************************************************" yellow

echo

#4.1 tablespace usage

sqlplus -S "${ora_user}/${ora_pass} as sysdba" <<!01 >/dev/null #禁止sqlplus运行结果回显

set heading off;

set feedback off;

set termout off;

set pagesize 0;

set verify off;

set echo off;

spool 41.txt

select f.tablespace_name,a.total,f.free,round((f.free/a.total)*100) "% Free"

from

(select tablespace_name, sum(bytes/(1024*1024)) total from dba_data_files

group by tablespace_name) a,

(select tablespace_name, round(sum(bytes/(1024*1024))) free from dba_free_space

group by tablespace_name) f

WHERE a.tablespace_name = f.tablespace_name(+)

order by "% Free";

spool off

exit;

!01

cechon "4.1 tablespace usage is: " red

echo

cechon "-------------------------------------------------------------------------------------------------" yellow

echo

cechon "The result set format:""tablespace_name","total","FREE","%FREE" green

echo

cechon "-------------------------------------------------------------------------------------------------" yellow

echo

cat 41.txt

echo

rm -rf 41.txt

#4.2 resource limit

spool off

exit;

!01

cechon "4.2 resource limit is: " red

echo

cechon "-------------------------------------------------------------------------------------------------" yellow

echo

cechon "The result set format:""resource_name","max_utilization","initial_allocation","limit_value" green

echo

cechon "-------------------------------------------------------------------------------------------------" yellow

echo

cat 42.txt

echo

rm -rf 42.txt

#4.3 session status

cechon "4.3 session status is: " red

echo

cechon "-------------------------------------------------------------------------------------------------" yellow

echo

cechon "The result set format:""sid","serial#","username","program" ,"machine","status" green

echo

cechon "-------------------------------------------------------------------------------------------------" yellow

echo

cat 43.txt

echo

rm -rf 43.txt

#4.5 check Non-system tables in system tablespace

sqlplus -S "${ora_user}/${ora_pass} as sysdba" <<!01 >/dev/null #禁止sqlplus运行结果回显

set heading off;

set feedback off;

set termout off;

set pagesize 0;

set verify off;

set echo off;

spool 45.txt

select distinct(owner) from dba_tables

where tablespace_name='SYSTEM' and

owner!='SYS' and owner!='SYSTEM'

union

select distinct(owner) from dba_indexes

where tablespace_name='SYSTEM' and

owner!='SYS' and owner!='SYSTEM';

spool off

exit;

!01

cechon "4.5 check Non-system tables in system tablespace is: " red

echo

cechon "-------------------------------------------------------------------------------------------------" yellow

echo

cechon "The result set format:""owner" green

echo

cechon "-------------------------------------------------------------------------------------------------" yellow

echo

cat 45.txt

echo

rm -rf 45.txt

#4.6 temp tablespace usage

sqlplus -S "${ora_user}/${ora_pass} as sysdba" <<!01 >/dev/null #禁止sqlplus运行结果回显

set heading off;

set feedback off;

set termout off;

set pagesize 0;

set verify off;

set echo off;

spool 46.txt

select 'the '||name||' temp tablespaces '||tablespace_name||' idle '||round(100-(s.tot_used_blocks/s.total_blocks)*100,3)||'% at '||to_char(sysdate,'yyyymmddhh24miss')

from

(select d.tablespace_name tablespace_name,

nvl(sum(used_blocks),0) tot_used_blocks,

sum(blocks) total_blocks

from v\$sort_segment v ,dba_temp_files d

where d.tablespace_name=v.tablespace_name(+)

group by d.tablespace_name) s, v\$database;

spool off

exit;

!01

cechon "4.6 check Non-system tables in system tablespace is: " red

echo

cat 46.txt

echo

rm -rf 46.txt

cechon "***********************************************************************" yellow

echo

cechon "5.oracle database performance:" green

echo

echo 5.1-5.14 about sql

echo 5.15-5.20 about table

echo 5.21-5.30 about IO

echo 5.31-5.40 about REDO

echo 5.41-5.60 about HIT RATE

cechon "***********************************************************************" yellow

echo

##########5.1-5.14 about sql##########

#5.1 database Wait event

select sid,event,WAIT_TIME from v\$session_wait

where event not like 'SQL%' and event not like 'rdbms%';

spool off

exit;

!01

cechon "5.1 database Wait event is: " red

echo

cechon "-------------------------------------------------------------------------------------------------" yellow

echo

cechon "The result set format:""sid","event","wait_time" green

echo

cechon "-------------------------------------------------------------------------------------------------" yellow

echo

cat 51.txt

echo

rm -rf 51.txt

#5.2 system Wait event

select EVENT,TOTAL_WAITS, TOTAL_TIMEOUTS, TIME_WAITED, AVERAGE_WAIT from (

select * from v\$system_event

where event not like '%rdbms%'

and event not like '%message%'

and event not like 'SQL*Net%'

order by total_waits desc

)

where rownum <=5 ;

spool off

exit;

!01

cechon "5.2 system Wait event is: " red

echo

cechon "-------------------------------------------------------------------------------------------------" yellow

echo

cechon "The result set format:" "EVENT","TOTAL_WAITS", "TOTAL_TIMEOUTS", "TIME_WAITED", "AVERAGE_WAIT" green

echo

cechon "-------------------------------------------------------------------------------------------------" yellow

echo

cat 52.txt

echo

rm -rf 52.txt

#5.3 inefficient sql statements

SELECT EXECUTIONS , DISK_READS, BUFFER_GETS,

ROUND((BUFFER_GETS-DISK_READS)/BUFFER_GETS,2) Hit_radio,

ROUND(DISK_READS/EXECUTIONS,2) Reads_per_run,

SQL_TEXT

FROM V\$SQLAREA

WHERE EXECUTIONS>0

AND BUFFER_GETS > 0

AND (BUFFER_GETS-DISK_READS)/BUFFER_GETS < 0.8

ORDER BY 4 DESC;

spool off

exit;

!01

cechon "5.3 inefficient sql statements is: " red

echo

cat 53.txt

echo

rm -rf 53.txt

#5.4 Long-running SQL

SELECT sql_text "SQL", executions "Number of runs",

buffer_gets / decode(executions, 0, 1, executions) / 4000 "Response time"

FROM v\$sql

WHERE buffer_gets / decode(executions, 0,1, executions) / 4000 > 10

AND executions > 0;

spool off

exit;

!01

cechon "5.4 Long-running SQL is: " red

echo

cat 54.txt

echo

rm -rf 54.txt

#5.5 top 10 Poor performance sql

SELECT * FROM (SELECT PARSING_USER_ID

EXECUTIONS,SORTS,COMMAND_TYPE,DISK_READS,

SQL_TEXT FROM V\$SQLAREA ORDER BY DISK_READS DESC)

WHERE ROWNUM<10 ;

spool off

exit;

!01

cechon "5.5 top 10 Poor performance sql is: " red

echo

cat 55.txt

echo

rm -rf 55.txt

#5.6 Long run SQL

select username,sid,opname,

round(sofar*100 / totalwork,0) || '%' as progress,

time_remaining,sql_text

from v\$session_longops , v\$sql

where time_remaining <> 0

and sql_address = address

and sql_hash_value = hash_value

;

spool off

exit;

!01

cechon "5.6 Long run SQL is: " red

echo

cat 56.txt

echo

rm -rf 56.txt

#5.7 Most disk reads SQL

select

      st.sql_text

from

       v\$sql s,

       v\$sqlarea st

where

       s.address=st.address

   and s.hash_value=st.hash_value

   and s.disk_reads > 300

   order by s.disk_reads asc

;

spool off

exit;

!01

cechon "5.7 Most disk reads SQL is: " red

echo

cat 57.txt

echo

rm -rf 57.txt

#5.8 The most serious SQL disk sorting

select

      sess.username,

      sql.sql_text,

      sort1.blocks

from v\$session sess,

     v\$sqlarea sql,

     v\$sort_usage sort1

where

     sess.serial# = sort1.session_num

and sort1.sqladdr = sql.address

and sort1.sqlhash = sql.hash_value

and sort1.blocks > 200

order by sort1.blocks asc

;

spool off

exit;

!01

cechon "5.8 The most serious SQL disk sorting is: " red

echo

cat 58.txt

echo

rm -rf 58.txt

#5.9 Top 10 most expensive SQL(Elapsed Time)

select rownum as rank, a.*

from (

select elapsed_Time,

executions,

buffer_gets,

disk_reads,

cpu_time

hash_value,

sql_text

from v\$sqlarea

where elapsed_time > 20000

order by elapsed_time desc) a

where rownum < 11;

spool off

exit;

!01

cechon "5.9 Top 10 most expensive SQL(Elapsed Time) is: " red

echo

cat 59.txt

echo

rm -rf 59.txt

#5.10 Top 10 most expensive SQL (CPU Time)

select rownum as rank, a.*

from (

select elapsed_Time,

executions,

buffer_gets,

disk_reads,

cpu_time

hash_value,

sql_text

from v\$sqlarea

where cpu_time > 20000

order by cpu_time desc) a

where rownum < 11;

spool off

exit;

!01

cechon "5.10 Top 10 most expensive SQL (CPU Time) is: " red

echo

cat 510.txt

echo

rm -rf 510.txt

#5.11 Top 10 most expensive SQL (Buffer Gets by Executions)

select rownum as rank, a.*

from (

select buffer_gets,

executions,

buffer_gets/ decode(executions,0,1, executions) gets_per_exec,

hash_value,

sql_text

from v\$sqlarea

where buffer_gets > 50000

order by buffer_gets desc) a

where rownum < 11;

spool off

exit;

!01

cechon "5.11 Top 10 most expensive SQL (Buffer Gets by Executions) is: " red

echo

cat 511.txt

echo

rm -rf 51.txt

#5.12 Top 10 most expensive SQL (Physical Reads by Executions)

select rownum as rank, a.*

from (

select disk_reads,

executions,

disk_reads / decode(executions,0,1, executions) reads_per_exec,

hash_value,

sql_text

from v\$sqlarea

where disk_reads > 10000

order by disk_reads desc) a

where rownum < 11;

spool off

exit;

!01

cechon "5.12 Top 10 most expensive SQL (Physical Reads by Executions) is: " red

echo

cat 512.txt

echo

rm -rf 512.txt

#5.13 Top 10 most expensive SQL (Rows Processed by Executions)

select rownum as rank, a.*

from (

select rows_processed,

executions,

rows_processed / decode(executions,0,1, executions) rows_per_exec,

hash_value,

sql_text

from v\$sqlarea

where rows_processed > 10000

order by rows_processed desc) a

where rownum < 11;

spool off

exit;

!01

cechon "5.13 Top 10 most expensive SQL (Rows Processed by Executions) is: " red

echo

cat 513.txt

echo

rm -rf 513.txt

#5.14 Top 10 most expensive SQL (Buffer Gets vs Rows Processed)

select rownum as rank, a.*

from (

select buffer_gets, lpad(rows_processed ||

decode(users_opening + users_executing, 0, ' ','*'),20) "rows_processed",

executions, loads,

(decode(rows_processed,0,1,1)) *

buffer_gets/ decode(rows_processed,0,1,

rows_processed) avg_cost,

sql_text

from v\$sqlarea

where decode(rows_processed,0,1,1) * buffer_gets/ decode(rows_processed,0,1,rows_processed) > 10000

order by 5 desc) a

where rownum < 11;

spool off

exit;

!01

cechon "5.14 Top 10 most expensive SQL (Rows Processed by Executions) is: " red

echo

cat 514.txt

echo

rm -rf 514.txt

#5.15 full table scan

SELECT OPNAME,TARGET,B.NUM_ROWS,B.TABLESPACE_NAME,COUNT(TARGET) FROM

V\$SESSION_LONGOPS A,

ALL_ALL_TABLES B

WHERE A.TARGET=B.OWNER||'.'||B.TABLE_NAME

HAVING COUNT(TARGET)>10

GROUP BY OPNAME,TARGET,

B.NUM_ROWS,B.TABLESPACE_NAME;

spool off

exit;

!01

cechon "5.15 full table scan is: " red

echo

cat 515.txt

echo

rm -rf 515.txt

#5.16 Which operating segments using a large number of temporary

SELECT to_number(decode(SID, 65535, NULL, SID)) sid,

operation_type OPERATION,trunc(EXPECTED_SIZE/1024) ESIZE,

trunc(ACTUAL_MEM_USED/1024) MEM, trunc(MAX_MEM_USED/1024) "MAX MEM",

NUMBER_PASSES PASS, trunc(TEMPSEG_SIZE/1024) TSIZE

FROM V\$SQL_WORKAREA_ACTIVE

ORDER BY 1,2;

spool off

exit;

!01

cechon "5.16 Which operating segments using a large number of temporary is: " red

echo

cat 516.txt

echo

rm -rf 516.txt

#5.17 High degree of fragmentation of the table

SELECT segment_name table_name,COUNT(*) extents

FROM dba_segments WHERE owner NOT IN ('SYS', 'SYSTEM')

GROUP BY segment_name HAVING COUNT(*)=(SELECT MAX(COUNT(*))

FROM dba_segments GROUP BY segment_name);

spool off

exit;

!01

cechon "5.17 High degree of fragmentation of the table is: " red

echo

cat 517.txt

echo

rm -rf 517.txt

#5.21 Table space I / O ratio of

SELECT DF.TABLESPACE_NAME NAME,DF.FILE_NAME "FILE",F.PHYRDS PYR,

F.PHYBLKRD PBR,F.PHYWRTS PYW, F.PHYBLKWRT PBW

FROM V\$FILESTAT F, DBA_DATA_FILES DF

WHERE F.FILE# = DF.FILE_ID

ORDER BY DF.TABLESPACE_NAME;

spool off

exit;

!01

cechon "5.21 Table space I / O ratio of is: " red

echo

cat 521.txt

echo

rm -rf 521.txt

#5.22 file system I/O ratio

SELECT SUBSTR(A.FILE#,1,2) "#", SUBSTR(A.NAME,1,30) "NAME",

A.STATUS, A.BYTES, B.PHYRDS, B.PHYBLKRD PBR, B.PHYWRTS, B.PHYBLKWRT PBW

FROM V\$DATAFILE A,

V\$FILESTAT B

WHERE A.FILE# = B.FILE#;

spool off

exit;

!01

cechon "5.22 file system I/O ratio is: " red

echo

cat 522.txt

echo

rm -rf 522.txt

#5.23 file system I/O ratio

SELECT SUBSTR(A.FILE#,1,2) "#", SUBSTR(A.NAME,1,30) "NAME",

A.STATUS, A.BYTES, B.PHYRDS, B.PHYBLKRD PBR, B.PHYWRTS, B.PHYBLKWRT PBW

FROM V\$DATAFILE A,

V\$FILESTAT B

WHERE A.FILE# = B.FILE#;

spool off

exit;

!01

cechon "5.23 file system I/O ratio is: " red

echo

cat 523.txt

echo

rm -rf 523.txt

##########5.31-5.40 about REDO##########

#5.31 The current redo log file usage

sqlplus -S "${ora_user}/${ora_pass} as sysdba" <<!01 >/dev/null #禁止sqlplus运行结果回显

set heading off;

set feedback off;

set termout off;

set pagesize 0;

set verify off;

set echo off;

spool 531.txt

select le.leseq "Current log sequence No",

       100 * cp.cpodr_bno / le.lesiz "Percent Full",

       (cpodr_bno - 1) * 512 "bytes used exclude header",

       le.lesiz * 512 - cpodr_bno * 512 "Left space",

       le.lesiz *512       "logfile size"

from x\$kcccp cp, x\$kccle le

where LE.leseq = CP.cpodr_seq

   and bitand(le.leflg, 24) = 8;

spool off

exit;

!01

cechon "5.31 The current redo log file usage is: " red

echo

cat 531.txt

echo

rm -rf 531.txt

#5.32 redo log generation in hour

WITH times AS

(SELECT /*+ MATERIALIZE */

   hour_end_time

    FROM (SELECT (TRUNC(SYSDATE, 'HH') + (2 / 24)) - (ROWNUM / 24) hour_end_time

            FROM DUAL

          CONNECT BY ROWNUM <= (1 * 24) + 3),

         v\$database

   WHERE log_mode = 'ARCHIVELOG')

SELECT hour_end_time, NVL(ROUND(SUM(size_mb), 3), 0) size_mb, i.instance_name

FROM(

SELECT hour_end_time, CASE WHEN(hour_end_time - (1 / 24)) > lag_next_time THEN(next_time + (1 / 24) - hour_end_time) * (size_mb / (next_time - lag_next_time)) ELSE 0 END + CASE WHEN hour_end_time < lead_next_time THEN(hour_end_time - next_time) * (lead_size_mb
/ (lead_next_time - next_time)) ELSE 0 END + CASE WHEN lag_next_time > (hour_end_time - (1 / 24)) THEN size_mb ELSE 0 END + CASE WHEN next_time IS NULL THEN(1 / 24) * LAST_VALUE(CASE WHEN next_time IS NOT NULL AND lag_next_time IS NULL THEN 0 ELSE(size_mb
/ (next_time - lag_next_time)) END IGNORE NULLS) OVER(

ORDER BY hour_end_time DESC, next_time DESC) ELSE 0 END size_mb

FROM(

SELECT t.hour_end_time, arc.next_time, arc.lag_next_time, LEAD(arc.next_time) OVER(

ORDER BY arc.next_time ASC) lead_next_time, arc.size_mb, LEAD(arc.size_mb) OVER(

ORDER BY arc.next_time ASC) lead_size_mb

FROM times t,(

SELECT next_time, size_mb, LAG(next_time) OVER(

ORDER BY next_time) lag_next_time

FROM(

SELECT next_time, SUM(size_mb) size_mb

FROM(

SELECT DISTINCT a.sequence#, a.next_time, ROUND(a.blocks * a.block_size / 1024 / 1024) size_mb

FROM v\$archived_log a,(

SELECT /*+ no_merge */

CASE WHEN TO_NUMBER(pt.VALUE) = 0 THEN 1 ELSE TO_NUMBER(pt.VALUE) END VALUE

FROM v\$parameter pt

WHERE pt.name = 'thread') pt

WHERE a.next_time > SYSDATE - 3 AND a.thread# = pt.VALUE AND ROUND(a.blocks * a.block_size / 1024 / 1024) > 0)

GROUP BY next_time)) arc

WHERE t.hour_end_time = (TRUNC(arc.next_time(+), 'HH') + (1 / 24)))

WHERE hour_end_time > TRUNC(SYSDATE, 'HH') - 1 - (1 / 24)), v\$instance i

WHERE hour_end_time <= TRUNC(SYSDATE, 'HH')

GROUP BY hour_end_time, i.instance_name

ORDER BY hour_end_time;

spool off

exit;

!01

cechon "5.32 redo log generation in hour is: " red

echo

cat 532.txt

echo

rm -rf 532.txt

#5.33 Redo log switch interval(7days)

SELECT B.RECID,B.FIRST_TIME,A.FIRST_TIME,ROUND((A.FIRST_TIME-B.FIRST_TIME)*24*60,2) MINATES

FROM V\$LOG_HISTORY A,

V\$LOG_HISTORY B

WHERE A.RECID=B.RECID +1 AND A.FIRST_TIME>SYSDATE - 20

AND ROUND((A.FIRST_TIME-B.FIRST_TIME)*24*60,2)<30

ORDER BY A.FIRST_TIME DESC;

spool off

exit;

!01

cechon "5.33 Redo log switch interval is: " red

echo

cat 533.txt

echo

rm -rf 533.txt

#5.34 Archive size

SELECT

TO_CHAR(first_time,'MM/DD') DAY

--, TO_CHAR(first_time,'YYYY/MM/DD') DAY2

, COUNT(*)||'('||trim(to_char(sum(blocks*block_size)/1024/1024/1024,'99,999.9'))||'G)' TOTAL

FROM

(select max(blocks) blocks,max(block_size) block_size,max(first_time) first_time

from

v\$archived_log a

where COMPLETION_TIME > sysdate - 7

and dest_id = 1

group by sequence#

)

group by to_char(first_time,'MM/DD'), to_char(first_time,'YYYY/MM/DD')

order by TO_CHAR(first_time,'YYYY/MM/DD') desc;

spool off

exit;

!01

cechon "5.34 Archive size is: " red

echo

cat 534.txt

echo

rm -rf 534.txt

###########5.41-5.60 about HIT RATE###########

#5.41 SGA HIT RATIO

select * from

(

SELECT (1 - (phy.value-phyd.value)/( (cur.value + con.value-phyd.value)))*100 "Data Buffer Hit Ratio"

FROM v\$sysstat cur,

v\$sysstat con,

v\$sysstat phy,

v\$sysstat phyd

WHERE cur.name = 'db block gets' AND con.name = 'consistent gets'

AND phy.name = 'physical reads' and phyd.NAME = 'physical reads direct'

),

(

select (sum(pinhits)/sum(pins))*100 "Shared pool Hit Ratio" from v\$librarycache

),

(

select (1-(sum(getmisses)/ (sum(gets)+sum(getmisses))))*100 " Data Dictionary Hit Ratio"

from v\$rowcache

),

(

select ((sum(pins) / (sum(pins) + sum(reloads))) * 100) "Reload Hit Ratio"

from v\$librarycache

);

spool off

exit;

!01

cechon "5.41 SGA HIT RATIO is: " red

echo

echo "--------------------------------------------------------------------"

cechon "Data Buffer Hit Ratio should >95 " yellow

echo

cechon "Shared pool Hit Ratio should >95 " yellow

echo

cechon "Data Dictionary Hit Ratio >95% " yellow

echo

echo "--------------------------------------------------------------------"

cat 541.txt |xargs |awk '{print "Data Buffer Hit Ratio:"$1, \

"\nShared pool Hit Ratio:"$2,"\nData Dictionary Hit Ratio:"$3,"\nReload Hit Ratio:"$4}'

echo

rm -rf 541.txt

#5.42 REDOLOG HIT RATIO

SELECT name,

100 - Decode(gets,0,0,misses/(gets+misses))*100 ratio1,

100 - Decode(immediate_gets+immediate_misses,0,0,

immediate_misses/(immediate_gets+immediate_misses))*100 ratio2

FROM v\$latch WHERE name IN ('redo allocation', 'redo copy');

spool off

exit;

!01

cechon "5.42 REDOLOG HIT RATIO is: " red

echo

echo "--------------------------------------------------------------------"

cechon "REDOLOG HIT RATIO should >95" yellow

echo

echo "--------------------------------------------------------------------"

cat 542.txt |xargs |awk '{print "redo copy:" $3 " " $4,"\nredo allocation:" $7" "$8}'

echo

rm -rf 542.txt

#5.43 The ratio of free data buffers

SELECT SUM(DECODE(STATUS,'AVAILABLE',VAL,0)) "AVAILABLE",

SUM(DECODE(STATUS,'BEING USED',VAL,0)) "BEING_USED",

round(SUM(DECODE(STATUS,'AVAILABLE',VAL,0))/(SUM(DECODE(STATUS,'AVAILABLE',VAL,0))

+SUM(DECODE(STATUS,'BEING USED',VAL,0)))*100,2)||'%'

"AVAILABLE_PERCENT"

FROM

(SELECT DECODE(STATE,0,'FREE',1,DECODE(LRBA_SEQ, 0, 'AVAILABLE', 'BEING USED'),

3,'BEING USED',STATE) "STATUS",

COUNT(*) VAL

FROM X\$BH

GROUP BY DECODE(STATE,0,'FREE',1,DECODE(LRBA_SEQ, 0, 'AVAILABLE', 'BEING USED'),

3,'BEING USED',STATE));

spool off

exit;

!01

cechon "5.43 The ratio of free data buffers is: " red

echo

echo "--------------------------------------------------------------------"

cechon "REDOLOG HIT RATIO should >95" yellow

echo

echo "--------------------------------------------------------------------"

cat 543.txt |xargs |awk '{print "AVAILABLE:"$1, \

"\nBEING_USED:"$2,"\nAVAILABLE_PERCENT:"$3}'

echo

rm -rf 543.txt