Chapter 7 System Administration and Management Notes

Table of Contents

Multiple %EXPR% Expressions Are Not Accepted In the nagios_vars.ini File
The collectl Utility Does Not Correctly Handle the Change to Daylight Savings Time
startsys Option Does Not Work Correctly
Possible Performance Problems on NAT Clients Using TCP/IP
Re-edit the /etc/dhcpd.conf File Any Time cluster_config or discover is Rerun
pdsh Prints Out Non-Zero Return Status
Benign pdsh Messages
Cannot Connect to MySQL Database During Configuration
Consider Disabling Attribute Caching on Large-Scale Systems
Notes About sendmail
Possible Problem with ext3 File Systems on SAN Storage
Nagios Critical Alert

This chapter contains notes about system administration and management commands and tasks. Perform the tasks only when necessary.

Technical documentation