Unknown data will graph grey. Calls are green. Sessions (2 Sessions are 1 bridged Call here) are orange. The maximum Limit Session Limit here is 2000 in my case.
Show current Settings:
[root@fsdev~]# fs_cli -x "fsctl max_sessions"
+OK max sessions: 2000
Change current Settings:
[root@fsdev ~]# fs_cli -x "fsctl max_sessions 1000"
+OK max sessions: 1000
.1: core
.1.1: identity
.1.3.6.1.4.1.27880.1.1.1: FreeSWITCH version string (eg. "1.0.head (git-0cf1d54 2011-01-19 16-36-04 -0500)")
.1.3.6.1.4.1.27880.1.1.2: Core UUID as a string
.2: systemStats
.1.3.6.1.4.1.27880.1.2.1: FreeSWITCH uptime as SNMP TimerTicks (hundredths of seconds)
.1.3.6.1.4.1.27880.1.2.2: Number of sessions since FreeSWITCH was started
.1.3.6.1.4.1.27880.1.2.3: Currently active sessions
.1.3.6.1.4.1.27880.1.2.4: Maximum allowed sessions
.1.3.6.1.4.1.27880.1.2.5: Currently active calls
.1.3.6.1.4.1.27880.1.2.6: Current sessions per second
.1.3.6.1.4.1.27880.1.2.7: Maximum allowed sessions per second
.1.3.6.1.4.1.27880.1.2.8: Peak sessions per second
.1.3.6.1.4.1.27880.1.2.9: Peak sessions per second Last Five Minutes
.1.3.6.1.4.1.27880.1.2.10: Peak sessions
.1.3.6.1.4.1.27880.1.2.11: Peak sessions Last Five Minutes
FreeSWITCH mod_snmp documentation https://freeswitch.org/confluence/display/FREESWITCH/mod_snmp
Cacti Graphing solution http:https://www.cacti.net/