High CPU Usage suddenly

[wahxwah]

Any tips for troubleshooting? 

[Yurisk]

For starters try to understand what process is causing this (run on CLI):  

diagnose sys top
diagnose sys top-summary
diagnose sys top 10

[wahxwah]

PID RSS ^CPU% MEM% FDS TIME+ NAME * 176 105M 190.2 2.7 161 04:21.38 guacd [x9] 169 26M 3.5 0.7 12 00:00.36 httpclid [x3] 646 57M 1.8 1.4 35 04:05.23 scanunitd [x3] 12816 42M 0.9 1.1 63 00:00.30 sslvpnd 157 154M 0.9 3.9 63 00:24.58 httpsd [x12] 227 29M 0.9 0.8 16 01:56.22 updated [x2] 12672 33M 0.0 0.9 13 00:00.80 pyfcgid [x5] 132 41M 0.0 1.1 14 00:20.94 cmdbsvr 139 10M 0.0 0.3 88 00:08.64 zebos_launcher [x12] 140 7M 0.0 0.2 12 00:03.60 bfdd 153 8M 0.0 0.2 12 00:00.60 uploadd 154 22M 0.0 0.6 55 01:55.98 miglogd [x2] 156 7M 0.0 0.2 8 00:00.90 kmiglogd 159 7M 0.0 0.2 8 00:00.00 getty 160 399M 0.0 10.1 257 18:26.48 ipsmonitor [x4] 161 7M 0.0 0.2 11 01:00.77 merged_daemons 162 13M 0.0 0.3 16 00:35.73 fnbamd 163 7M 0.0 0.2 12 00:01.31 fclicense 164 31M 0.0 0.8 27 00:59.23 forticron 165 16M 0.0 0.4 17 00:03.14 forticldd CPU [||||||||||||||||||||||||||||||||||||||||] 100.0% Mem [|||||||||||||||||||||| ] 57.0% 2264M/3962M Processes: 20 (running=7 sleeping=140 zombie=1)

[James_G]

Guacd is SSL VPN, have you changed anything