----------------------------------------------------------------------------------------

--

-- File name: cs_sgastat_awr_line_chart.sql

--

-- Purpose: SGA Pools History Chart from AWR (include free memory)

--

-- Author: Carlos Sierra

--

-- Version: 2020/12/08

--

-- Usage: Execute connected to CDB

--

-- Enter range of dates.

--

-- Example: $ sqlplus / as sysdba

-- SQL> @cs_sgastat_awr_line_chart.sql

--

-- Notes: Developed and tested on 12.1.0.2.

--

---------------------------------------------------------------------------------------

--

@@cs_internal/cs_primary.sql

--@@cs_internal/cs_cdb_warn.sql

@@cs_internal/cs_set.sql

@@cs_internal/cs_def.sql

@@cs_internal/cs_file_prefix.sql

--

DEF cs_script_name = 'cs_sgastat_awr_line_chart';

DEF cs_hours_range_default = '336';

--

@@cs_internal/cs_sample_time_from_and_to.sql

@@cs_internal/cs_snap_id_from_and_to.sql

--

ALTER SESSION SET container = CDB$ROOT;

--

SELECT '&&cs_file_prefix._&&cs_script_name.' cs_file_name FROM DUAL;

--

DEF report_title = "SGA Pool Stats AWR";

DEF chart_title = "SGA Pools";

DEF xaxis_title = "between &&cs_sample_time_from. and &&cs_sample_time_to.";

DEF vaxis_title = "GBs";

--

-- (isStacked is true and baseline is null) or (not isStacked and baseline >= 0)

DEF is_stacked = "isStacked: false,";

--DEF is_stacked = "isStacked: true,";

--DEF vaxis_baseline = ", baseline:&&cs_num_cpu_cores., baselineColor:'red'";

DEF vaxis_baseline = "";

DEF chart_foot_note_2 = "<br>2)";

--DEF chart_foot_note_2 = "<br>2) Granularity: &&cs2_granularity. [{MI}|SS|HH|DD]";

DEF chart_foot_note_3 = "";

--DEF chart_foot_note_3 = "<br>";

DEF chart_foot_note_4 = "";

DEF report_foot_note = 'SQL> @&&cs_script_name..sql "&&cs_sample_time_from." "&&cs_sample_time_to."';

--

@@cs_internal/cs_spool_head_chart.sql

--

PRO ,{label:'PGA Aggregate Target' , id:'01', type:'number'}

PRO ,{label:'SGA Target' , id:'02', type:'number'}

PRO ,{label:'Buffer Cache' , id:'03', type:'number'}

PRO ,{label:'Shared Pool' , id:'04', type:'number'}

PRO ,{label:'Large Pool' , id:'05', type:'number'}

PRO ,{label:'Java Pool' , id:'06', type:'number'}

PRO ,{label:'Streams Pool' , id:'07', type:'number'}

PRO ,{label:'Shared IO Pool' , id:'08', type:'number'}

PRO ,{label:'Shared Pool Free Memory' , id:'09', type:'number'}

PRO ,{label:'Large Pool Free Memory' , id:'10', type:'number'}

PRO ,{label:'Java Pool Free Memory' , id:'11', type:'number'}

PRO ,{label:'Streams Pool Free Memory' , id:'12', type:'number'}

PRO ]

--

SET HEA OFF PAGES 0;

/****************************************************************************************/

WITH

FUNCTION num_format (p_number IN NUMBER, p_round IN NUMBER DEFAULT 0)

RETURN VARCHAR2 IS

BEGIN

IF p_number IS NULL OR ROUND(p_number, p_round) <= 0 THEN

RETURN 'null';

ELSE

RETURN TO_CHAR(ROUND(p_number, p_round));

END IF;

END num_format;

/****************************************************************************************/

sgastat AS (

SELECT /*+ MATERIALIZE NO_MERGE */

snap_id,

ROUND(SUM(CASE WHEN name = 'buffer_cache' AND pool IS NULL THEN bytes ELSE 0 END)/POWER(2,30), 3) buffer_cache, -- see bug 18166499

ROUND(SUM(CASE WHEN name = 'log_buffer' AND pool IS NULL THEN bytes ELSE 0 END)/POWER(2,30), 3) log_buffer,

ROUND(SUM(CASE WHEN name = 'shared_io_pool' AND pool IS NULL THEN bytes ELSE 0 END)/POWER(2,30), 3) shared_io_pool,

ROUND(SUM(CASE WHEN name = 'fixed_sga' AND pool IS NULL THEN bytes ELSE 0 END)/POWER(2,30), 3) fixed_sga,

ROUND(SUM(CASE WHEN pool = 'shared pool' AND name IS NULL THEN bytes ELSE 0 END)/POWER(2,30), 3) shared_pool, -- see bug 18166499

ROUND(SUM(CASE WHEN pool = 'shared pool' AND name = 'free memory' THEN bytes ELSE 0 END)/POWER(2,30), 3) shared_pool_free_memory,

ROUND(SUM(CASE WHEN pool = 'large pool' AND name IS NULL THEN bytes ELSE 0 END)/POWER(2,30), 3) large_pool, -- see bug 18166499

ROUND(SUM(CASE WHEN pool = 'large pool' AND name = 'free memory' THEN bytes ELSE 0 END)/POWER(2,30), 3) large_pool_free_memory,

ROUND(SUM(CASE WHEN pool = 'java pool' AND name IS NULL THEN bytes ELSE 0 END)/POWER(2,30), 3) java_pool, -- see bug 18166499

ROUND(SUM(CASE WHEN pool = 'java pool' AND name = 'free memory' THEN bytes ELSE 0 END)/POWER(2,30), 3) java_pool_free_memory,

ROUND(SUM(CASE WHEN pool = 'streams pool' AND name IS NULL THEN bytes ELSE 0 END)/POWER(2,30), 3) streams_pool, -- see bug 18166499

ROUND(SUM(CASE WHEN pool = 'streams pool' AND name = 'free memory' THEN bytes ELSE 0 END)/POWER(2,30), 3) streams_pool_free_memory

FROM dba_hist_sgastat

WHERE dbid = TO_NUMBER('&&cs_dbid.')

AND instance_number = TO_NUMBER('&&cs_instance_number.')

AND snap_id BETWEEN TO_NUMBER('&&cs_snap_id_from.') AND TO_NUMBER('&&cs_snap_id_to.')

GROUP BY

snap_id

),

param AS (

SELECT /*+ MATERIALIZE NO_MERGE */

snap_id,

ROUND(SUM(CASE parameter_name WHEN '__db_cache_size' THEN TO_NUMBER(value) ELSE 0 END)/POWER(2,30), 3) buffer_cache,

ROUND(SUM(CASE parameter_name WHEN '__shared_io_pool_size' THEN TO_NUMBER(value) ELSE 0 END)/POWER(2,30), 3) shared_io_pool,

ROUND(SUM(CASE parameter_name WHEN '__shared_pool_size' THEN TO_NUMBER(value) ELSE 0 END)/POWER(2,30), 3) shared_pool,

ROUND(SUM(CASE parameter_name WHEN '__large_pool_size' THEN TO_NUMBER(value) ELSE 0 END)/POWER(2,30), 3) large_pool,

ROUND(SUM(CASE parameter_name WHEN '__java_pool_size' THEN TO_NUMBER(value) ELSE 0 END)/POWER(2,30), 3) java_pool,

ROUND(SUM(CASE parameter_name WHEN '__streams_pool_size' THEN TO_NUMBER(value) ELSE 0 END)/POWER(2,30), 3) streams_pool,

ROUND(SUM(CASE parameter_name WHEN '__sga_target' THEN TO_NUMBER(value) ELSE 0 END)/POWER(2,30), 3) sga_target,

ROUND(SUM(CASE parameter_name WHEN '__pga_aggregate_target' THEN TO_NUMBER(value) ELSE 0 END)/POWER(2,30), 3) pga_aggregate_target

FROM dba_hist_parameter

WHERE dbid = TO_NUMBER('&&cs_dbid.')

AND instance_number = TO_NUMBER('&&cs_instance_number.')

AND snap_id BETWEEN TO_NUMBER('&&cs_snap_id_from.') AND TO_NUMBER('&&cs_snap_id_to.')

AND parameter_name IN ('__db_cache_size', '__java_pool_size', '__large_pool_size', '__pga_aggregate_target', '__sga_target', '__shared_io_pool_size', '__shared_pool_size', '__streams_pool_size')

GROUP BY

snap_id

),

my_query AS (

SELECT /*+ MATERIALIZE NO_MERGE */

s.snap_id,

CAST(s.begin_interval_time AS DATE) begin_time,

CAST(s.end_interval_time AS DATE) end_time,

p.pga_aggregate_target,

p.sga_target,

p.buffer_cache,

p.shared_pool,

p.large_pool,

p.java_pool,

p.streams_pool,

p.shared_io_pool,

t.shared_pool_free_memory,

t.large_pool_free_memory,

t.java_pool_free_memory,

t.streams_pool_free_memory

FROM dba_hist_snapshot s,

sgastat t,

param p

WHERE s.dbid = TO_NUMBER('&&cs_dbid.')

AND s.instance_number = TO_NUMBER('&&cs_instance_number.')

AND s.snap_id BETWEEN TO_NUMBER('&&cs_snap_id_from.') AND TO_NUMBER('&&cs_snap_id_to.')

AND t.snap_id = s.snap_id

AND p.snap_id = s.snap_id

)

SELECT ', [new Date('||

TO_CHAR(q.end_time, 'YYYY')|| /* year */

','||(TO_NUMBER(TO_CHAR(q.end_time, 'MM')) - 1)|| /* month - 1 */

','||TO_CHAR(q.end_time, 'DD')|| /* day */

','||TO_CHAR(q.end_time, 'HH24')|| /* hour */

','||TO_CHAR(q.end_time, 'MI')|| /* minute */

','||TO_CHAR(q.end_time, 'SS')|| /* second */

')'||

','||num_format(q.pga_aggregate_target, 3)||

','||num_format(q.sga_target, 3)||

','||num_format(q.buffer_cache, 3)||

','||num_format(q.shared_pool, 3)||

','||num_format(q.large_pool, 3)||

','||num_format(q.java_pool, 3)||

','||num_format(q.streams_pool, 3)||

','||num_format(q.shared_io_pool, 3)||

','||num_format(q.shared_pool_free_memory, 3)||

','||num_format(q.large_pool_free_memory, 3)||

','||num_format(q.java_pool_free_memory, 3)||

','||num_format(q.streams_pool_free_memory, 3)||

']'

FROM my_query q

ORDER BY

snap_id

/

/****************************************************************************************/

SET HEA ON PAGES 100;

--

-- [Line|Area|SteppedArea|Scatter]

DEF cs_chart_type = 'Line';

-- disable explorer with "//" when using Pie

DEF cs_chart_option_explorer = '';

-- enable pie options with "" when using Pie

DEF cs_chart_option_pie = '//';

-- use oem colors

DEF cs_oem_colors_series = '//';

DEF cs_oem_colors_slices = '//';

-- for line charts

DEF cs_curve_type = '//';

--

@@cs_internal/cs_spool_id_chart.sql

@@cs_internal/cs_spool_tail_chart.sql

PRO

PRO &&report_foot_note.

--

ALTER SESSION SET CONTAINER = &&cs_con_name.;

--

@@cs_internal/cs_undef.sql

@@cs_internal/cs_reset.sql

--