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Tablespace Growth

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SELECT b.tsname tablespace_name, MAX (b.used_size_mb) cur_used_size_mb, ROUND (AVG (inc_used_size_mb), 2) avg_increas_mb FROM (SELECT a.days, a.tsname, used_size_mb, used_size_mb – LAG (used_size_mb, 1) OVER (PARTITION BY a.tsname ORDER BY a.tsname, a.days) inc_used_size_mb FROM ( SELECT TO_CHAR (sp.begin_interval_time, ‘MM-DD-YYYY’) days, ts.tsname, MAX ( ROUND ( (tsu.tablespace_usedsize * dt.block_size) / (1024 * 1024), 2)) used_size_mb FROM dba_hist_tbspc_space_usage tsu, dba_hist_tablespace_stat … Read more

ASM Disk Usage

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SELECT target_name, diskgroup, MAX (DECODE (seq, 7, VALUE)) REDUNDANCY, MAX (DECODE (seq, 4, VALUE)) PERCENT_USED, MAX (DECODE (seq, 6, ceil(VALUE/1024))) TOTAL_GB, MAX (DECODE (seq, 9, ceil(VALUE/1024))) USABLE_TOTAL_GB, MAX (DECODE (seq, 3, ceil(VALUE/1024))) FREE_GB, MAX (DECODE (seq, 8, ceil(VALUE/1024))) USABLE_FREE_GB, MAX (DECODE (seq, 2, VALUE)) NO_OF_DISK, ceil(( MAX (DECODE (seq, 6, ceil(VALUE/1024)))) /(MAX (DECODE (seq, 2, … Read more

Databases with flashback not turned on

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SELECT m.target_name, t.type_qualifier4 AS Role, m.column_label AS Flashback, m.VALUE AS Status FROM mgmt$metric_current m, mgmt$target t WHERE m.metric_label = ‘Flash Recovery’ AND m.column_label = ‘Flashback On’ AND m.VALUE = ‘NO’ AND m.target_name LIKE ‘%PRD%’ AND t.type_qualifier4 IN (‘Primary’, ‘Physical Standby’) AND t.target_name = m.target_name AND t.target_guid = m.target_guid ORDER BY t.type_qualifier4, m.VALUE

Target file system capacity report

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SELECT DISTINCT st.target_name, st.mountpoint, ROUND ( (freeb / 1073741824), 2) AS “Free (GB)”, ROUND ( (sizeb / 1073741824), 2) AS “Size (GB)”, ROUND ( ( ( (sizeb – freeb) / sizeb) * 100), 2) AS “Used (%)” FROM MGMT$STORAGE_REPORT_LOCALFS st, mgmt$os_summary os WHERE st.target_name = os.HOST AND st.mountpoint = ‘/usr/local/oracle’ OR st.mountpoint LIKE ‘/databases%’ OR … Read more

Show all open incidents related to file system capacity

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alter session set nls_date_format=’dd/mm/rrrr hh:mi:ss’ SELECT a.incident_id, b.creation_date, b.last_updated_date, b.ticket_id, b.summary_msg, c.target_name, DECODE (a.open_status, ‘1’, ‘Open’, ‘Closed’) FROM mgmt$INCIDENT_TARGET a, mgmt$incidents b, mgmt$target c WHERE a.incident_id = b.incident_id AND a.target_guid = b.target_guid AND a.target_guid = c.target_guid AND LOWER (b.SUMMARY_MSG) LIKE ‘%filesystem%’ AND c.target_type = ‘host’ AND a.open_status = 1 ORDER BY b.last_updated_date DESC

Oracle – How to Empty the Listener.log File

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Solution Step 1. Set the environment of the effected listener.log file If there are multiple listeners on the box, you can use the following syntax lsnrctl SET CURRENT_LISTENER [listener_name] $ lsnrctl LSNRCTL for Solaris: Version 8.1.7.4.0 – Production on 31-AUG-2012 08:21:39 (c) Copyright 1998 Oracle Corporation. All rights reserved. Welcome to LSNRCTL, type “help” for … Read more

Update Enterprise Manager Targets from EMCLI 12c

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How to bulk update Enterprise Manager Target Properties. Step-by-step guide Login to emcli (login to repository host as the Oracle user, enter the password when prompted) emcli login -username=sysman To extract a list of database targets, run the following (modify the output if required. For example, if you wish to emcli get_targets -noheader -format=’name:script;column_separator:|;’ -targets=’%database%’ … Read more

How To Save Database Statistics Before They Are Updated

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Step-by-step guide Exporting statistics is a three step process. The result is a single table containing schema statistics (table, index and column) and system statistics (workload and non-workload). The first step creates a physical version of a StatTable. The StatTable is a consolidated table to hold all types of statistics, so the format is very … Read more