Cisco Headend System Release 2.7 Guia Da Instalação
Understand the Data in the Doctor Report Fields
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Database Extents for appdb
The data in the Database Extents for appdb field lists the number of extents
associated with specific tables in the Application Server database.
associated with specific tables in the Application Server database.
Important! Be sure to read the section on Database Fragmentation, Database Used
Capacity, and the Doctor Report (on page 79). The information in that section
describes a condition under which system operators may see a significant increase in
the percentage of the database in use after defragmenting the database than existed
before defragmenting the database.
Capacity, and the Doctor Report (on page 79). The information in that section
describes a condition under which system operators may see a significant increase in
the percentage of the database in use after defragmenting the database than existed
before defragmenting the database.
Notes:
The number of database extents refers to the number of times a specific table is
fragmented across the hard drive.
fragmented across the hard drive.
A badly fragmented database may slow down database performance. Refer to
the Monitor and Eliminate Database Fragmentation (on page 59) section in
Chapter 5 if the prvdrneutraldata table shows 10 or more extents.
the Monitor and Eliminate Database Fragmentation (on page 59) section in
Chapter 5 if the prvdrneutraldata table shows 10 or more extents.
Database Backup Check
This field reports on the presence of a cron job to automatically back up the DNCS
databases. If a cron job is present, this field reports whether the previous database
backup was successful or if it failed.
databases. If a cron job is present, this field reports whether the previous database
backup was successful or if it failed.
Notes:
A cron job is a program that runs automatically, without user intervention.
The program that automatically backs up the database is a shell script called
noinputDbBackup.sh. Your most recent system upgrade installation instructions
may contain an appendix that describes how to configure your system for the
automated database backup. The title of the appendix is Setting Up an
Automated Database Backup.
noinputDbBackup.sh. Your most recent system upgrade installation instructions
may contain an appendix that describes how to configure your system for the
automated database backup. The title of the appendix is Setting Up an
Automated Database Backup.
DNCS Load Average
The data in the DNCS Load Average field shows the average number of DNCS
processes simultaneously waiting for CPU time on the previous day.
processes simultaneously waiting for CPU time on the previous day.
Important! Cisco recommends that your DNCS load average remain under 2.0.
Note: The Doctor Report can determine the DNCS Load Average only if the Solaris
sar utility is running. Refer to the UNIX man pages if you need to enable the sar
utility.
sar utility is running. Refer to the UNIX man pages if you need to enable the sar
utility.