Cacti Graph no data randomly for some graphs

Symptom

Cacti Blank

Cause:

Data Collector reachs max run time (polling interval). Remaining SNMP data will not be collected.

Solution:

1. Use spine instead of cmd.php

2. Increase "Processes" and "Threads" setting under "Data Collection" --> "Data Collectors"

Recommend Setting for

"Processes" = 2 * no. Of Cores available

"Threads" = 10 - 15

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Basic ToR Switch configuration for EX2200/EX3200 Switch

  1. Set Root password
    set system root-authentication plain-text-password

     

  2. Set Hostname, Timezone, nameserver, NTP
    set system host-name switch01
    set system time-zone Asia/Hong_Kong
    set system name-server 10.0.0.100
    set system ntp 10.0.0.101

     

  3. Enable SSH
    set system services ssh root-login allow
    set system services ssh protocol-version v2
    set system services ssh connection-limit 10
    set system services ssh rate-limit 20

     

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