77 lines
2.9 KiB
SQL
77 lines
2.9 KiB
SQL
-- Copyright 2018 Tanel Poder. All rights reserved. More info at http://tanelpoder.com
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-- Licensed under the Apache License, Version 2.0. See LICENSE.txt for terms & conditions.
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--CREATE BIGFILE TABLESPACE tanel_demo_auto DATAFILE SIZE 100M AUTOEXTEND ON EXTENT MANAGEMENT LOCAL AUTOALLOCATE SEGMENT SPACE MANAGEMENT AUTO;
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--CREATE BIGFILE TABLESPACE tanel_demo_small DATAFILE SIZE 100M AUTOEXTEND ON EXTENT MANAGEMENT LOCAL UNIFORM SIZE 64K SEGMENT SPACE MANAGEMENT AUTO;
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--CREATE BIGFILE TABLESPACE tanel_demo_medium DATAFILE SIZE 100M AUTOEXTEND ON EXTENT MANAGEMENT LOCAL UNIFORM SIZE 8M SEGMENT SPACE MANAGEMENT AUTO;
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--CREATE BIGFILE TABLESPACE tanel_demo_large DATAFILE SIZE 100M AUTOEXTEND ON EXTENT MANAGEMENT LOCAL UNIFORM SIZE 64M SEGMENT SPACE MANAGEMENT AUTO;
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ALTER SESSION SET parallel_force_local = TRUE;
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DROP TABLE t_fc_insert PURGE;
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ALTER TABLESPACE tanel_demo_auto RESIZE 100M;
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CREATE TABLE t_fc_insert TABLESPACE tanel_demo_auto STORAGE (CELL_FLASH_CACHE KEEP) AS
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SELECT * FROM tanel.sales
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WHERE 1=0;
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ALTER SESSION ENABLE PARALLEL DML; -- otherwise the INSERT part will be serial, done by QC
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VAR snapper REFCURSOR
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VAR begin_snap_id NUMBER
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VAR end_snap_id NUMBER
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EXEC :begin_snap_id := exasnap.begin_snap;
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@snapper4 all,begin 1 1 &mysid
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INSERT /*+ APPEND MONITOR PARALLEL(8) */ INTO t_fc_insert SELECT * FROM tanel.sales;
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COMMIT;
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@snapper4 all,end 1 1 &mysid
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EXEC :end_snap_id := exasnap.end_snap;
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@xp &mysid
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SELECT * FROM TABLE(exasnap.display_snap(:begin_snap_id, :end_snap_id, '%'));
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-- different caching options
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DROP TABLE t_cached PURGE;
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DROP TABLE t_default_cached PURGE;
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DROP TABLE t_not_cached PURGE;
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DROP TABLE t_small_extents;
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CREATE TABLE t_cached NOPARALLEL TABLESPACE tanel_demo_auto STORAGE (cell_flash_cache KEEP) AS SELECT * FROM sales;
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CREATE TABLE t_default_cached NOPARALLEL TABLESPACE tanel_demo_auto STORAGE (cell_flash_cache DEFAULT) AS SELECT * FROM sales;
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CREATE TABLE t_not_cached PARALLEL 16 TABLESPACE tanel_demo_auto STORAGE (cell_flash_cache NONE) AS SELECT * FROM sales;
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CREATE TABLE t_small_extents PARALLEL 16 TABLESPACE tanel_demo_small STORAGE (CELL_FLASH_CACHE DEFAULT) AS SELECT * FROM sales;
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-- cell commands
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-- iostat -xm 5 | egrep -v "sd.[0-9]|^md"
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-- lsscsi
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-- DESCRIBE FLASHCACHECONTENT
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-- cachedKeepSize
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-- cachedSize
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-- dbID
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-- dbUniqueName
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-- hitCount
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-- hoursToExpiration
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-- missCount
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-- objectNumber
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-- tableSpaceNumber
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-- LIST FLASHCACHECONTENT ATTRIBUTES ALL;
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-- dcli -l root -g ~/x2cells "cellcli -e 'LIST FLASHCACHECONTENT ATTRIBUTES cachedKeepSize,cachedSize,dbID,dbUniqueName,hitCount,missCount,objectNumber,tableSpaceNumber'" | sed 's/:/ /' > fc.xls
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-- cachedKeepSize: 0
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-- cachedSize: 1048576
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-- dbID: 1538629110
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-- dbUniqueName: DEMO
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-- hitCount: 103840
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-- missCount: 4
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-- objectNumber: 4294967294
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-- tableSpaceNumber: 0
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