Standard KB
From Documentation
Contents |
Overview
The primary aim of the Standard knowledge base in Sentinel3G is to provide for some basic connectivity monioring. This document describes the general content of the Standard knowledge base, and the discrepancies between them on different platforms.
Standard Knowledge Base Version
| Version | Availability Date | Min Sentinel Version |
|---|---|---|
| 1.1 | 1st Feb, 2006 | 4.4 |
Standard Knowledge Base Settings
The following settings are global and affect the behaviour of sentinel3G. Ensure you restart the Host Manager after changing any of these settings.
| Setting | Description |
|---|---|
| Debug | Whether Host Monitor debugging is enabled. By default this is set to no. |
| EventHost | The host that this Host Monitor sends events to. |
| HostmonAccess | If this host is a sentinel3G Event Manager, this specifies which hosts can connect as Host Monitors. By default, this is set to Domain (hosts in the local domain are trusted). Other options are: None (only hosts in Hostinfo are trusted), and All (all hosts are trusted). |
| NotifyList | |
| NotifyMessage | |
| NotifySMS | |
| NotifySeverity | |
| NotifySites | |
| NotifySubject | |
| Polled | |
| PolledHosts | |
| ProxyExcludes | |
| ProxyHost | |
| ProxyInfo | |
| ProxyPort | |
| RefSites | |
| RefSitesOptions | |
| RefSitesPort | |
| RefSitesTimeout |
Standard Knowledge Base
Connectivity Class
| Sentry | AIX | HPUX | Linux | SCO | Solaris | Tru64 | Windows |
|---|---|---|---|---|---|---|---|
| Connectivity¹ | √ | √ | √ | √ | √ | √ | √ |
| InternetConnectivity² | √ | √ | √ | √ | √ | √ | √ |
¹ The Connectivity sentry is switched off by default.
² Unless the global settings RefSitesOptions and RefSites are configured this sentry is disabled.
Sentinel Class
| Sentry | AIX | HPUX | Linux | SCO | Solaris | Tru64 | Windows |
|---|---|---|---|---|---|---|---|
| Scheduler¹ | √ | √ | √ | √ | √ | √ | √ |
¹ The Scheduler sentry is switched off by default.
Sentry Details
Overview
| Sentry | Class | Agent | Poll Time | States | Logging |
|---|---|---|---|---|---|
| Connectivity¹ | Connectivity | Ping | 300s | √ | √ |
| InternetConnectivity² | Connectivity | PortPing | 30s | √ | √ |
| Scheduler¹ | Sentinel | Clock | n/a | √ |
¹ The Connectivity and Scheduler sentries are switched off by default.
² Unless the global settings RefSitesOptions and RefSites are configured this sentry is disabled.
Sentry State Details
Connectivity Sentry
- Availability
- AIX, HPUX, Linux, SCO, Solaris, Tru64, Windows
States
| State | Severity | Condition | Escalation |
|---|---|---|---|
| PROBLEM | info | $response_time == -1 && $PrevState != "DOWN" | warning after 60s, DOWN after 90s |
| DOWN | severe | $response_time == -1 | |
| UP | normal |
InternetConnectivity Sentry
- Availability
- AIX, HPUX, Linux, SCO, Solaris, Tru64, Windows
States
| State | Severity | Condition | Escalation |
|---|---|---|---|
| TEST_BYPASS¹ | disabled | "$SETTING(RefSitesOptions)" == "Always Up" | |
| NO_IPS_DEFINED | alarm | $connect_status == "no IP addresses defined in settings" | |
| NO_HOSTNAMES_DEFINED | alarm | $response_status == "no hostnames defined in settings" | |
| NET_CONNECTIVITY_DOWN | info | $connectivity == 0 | alarm after 60s |
| NAME_RESOLUTION_DOWN | info | $response == 0 | alarm after 60s |
| UP | normal |
¹ Unless the global settings RefSitesOptions and RefSites are configured this sentry is disabled.
Scheduler Sentry
- Availability
- AIX, HPUX, Linux, SCO, Solaris, Tru64, Windows
States
| State | Severity | Condition | Escalation |
|---|---|---|---|
| IDLE | normal |