检查日志情况：
tfactl> managelogs -show usage
Output from host : ora
------------------------------
2023-03-14 02:05:17: INFO Grid installation not present on ora.
.---------------------------------------------------------.
| Database Homes Usage |
+---------------------------------------------+-----------+
| Location | Size |
+---------------------------------------------+-----------+
| /u01/app/oracle/diag/rdbms/ora/ora/alert | 160.00 KB |
| /u01/app/oracle/diag/rdbms/ora/ora/incident | 4.00 KB |
| /u01/app/oracle/diag/rdbms/ora/ora/trace | 344.00 KB |
| /u01/app/oracle/diag/rdbms/ora/ora/cdump | 4.00 KB |
| /u01/app/oracle/diag/rdbms/ora/ora/hm | 4.00 KB |
+---------------------------------------------+-----------+
| Total | 516.00 KB |
'---------------------------------------------+-----------'
tfactl>
清空日志文件：
[root@ora ~]# tfactl managelogs -purge -older 30d
Output from host : ora
------------------------------
2023-03-14 02:13:03: INFO Purging files older than 30 days
2023-03-14 02:13:03: INFO Space is calculated in bytes [without round off]
2023-03-14 02:13:03: INFO Grid installation not present on ora.
2023-03-14 02:13:03: MESSAGE Cleaning Database ADR Destinations for Database : ora
2023-03-14 02:13:03: INFO Diagnostic Destination "/u01/app/oracle/diag/rdbms/ora/ora" Purged: - 0 files deleted , 0 bytes space recovered
2023-03-14 02:13:03: MESSAGE Diagnostic Destinations for Database Home(s) Purged: - 0 files deleted , 0 bytes space recovered
2023-03-14 02:13:03: MESSAGE Calculating Filesystem Before/After Sizes...
==== Database Home(s) ADR Filesystem(s) Size Summary ====
.-------------------------------------------------------------------.
| File System Variation for ADR Path: /u01/app/oracle |
+--------+------+----------+----------+----------+----------+-------+
| State | Name | Size | Used | Free | Capacity | Mount |
+--------+------+----------+----------+----------+----------+-------+
| Before | | 51475068 | 17446864 | 31390380 | 36% | / |
| After | | 51475068 | 17446864 | 31390380 | 36% | / |
'--------+------+----------+----------+----------+----------+-------'
$ tfactl managelogs -older nm|h|d Files from past 'n' [d]ays or 'n' [h]ours or 'n' [m]inutes
$ tfactl managelogs -purge -older 30d -dryrun
$ tfactl managelogs -purge -older 30d
$ tfactl managelogs -purge -older 30d
$ tfactl managelogs -purge -older 30d –gi
$ tfactl managelogs -purge -older 30d -database#空间查询
$ tfactl managelogs -show usage
$ tfactl managelogs -show usage –gi
$ tfactl managelogs -show usage -database
