Articles

Memory, Bandwidth bottlenecks, System Crashes

• DDoS Attempts Causing Collectord to Crash the Exinda

  Overview Collectord crashes from a huge RAM (Random Access Memory) spike.   Root Cause Collectord is using a significant amount of RAM due to DDoS attempts on Exinda, resulting in a crash from the hug...

• System Disk Full for /var folder

  Overview While reviewing System Diagnostics, the following System Disk Full alert is triggered: Full (or almost full) disk partitions: /var This article provides details on how to resolve the Full dis...

• Exinda Changed Interface to Bypass Mode due to statisticsd

  Overview If RAM utilization is slowly creeping up, Exinda may change the Interfaces' status to bypass mode. Solution One way to immediately address the issue is to increase JBoss memory.  Contact an E...

• Exinda does not Graph Data

  Overview This article addresses situations where the following symptoms are present: Exinda is not graphing data The logs display : collectord.NOTICE (10s) Skip 10s. Connection tracking table is repea...

• Virtual Exinda Users Experiencing Slow Traffic

  Overview If a Virtual Exinda user is experiencing slowness of traffic, it could be resulting from choosing an incorrect interface type. This article lists out the checks needed to confirm whether this...

• Balance Resources on Exinda 3062 to Prevent Exceeding Device Capacity

  Overview Your Exinda 3062 performance is suboptimal because it has exceeded the appliance's capacity. You find that CPU usage often at 100%, Edge Cache is causing a Kernel dump event related to collec...

• Shaping Traffic when License Bandwidth is Lower than Internet Bandwidth

  Overview You have a question: how does the Exinda shape traffic if the license bandwidth is lower than the internet bandwidth.  Information If you have a 25Mbps Exinda license and an internet bandwidt...

• Traffic Not Received on Exinda While on Xen Server

  Overview You cannot receive traffic on the Exinda and are unable to view traffic in real time. You have a SPAN mirror configuration on the switch, your Exinda is on a Xen server.  Solution Please see ...

• Troubleshooting SLA-loss alarm connectivity issues

  Overview You observe a sla_loss alarm on your Exinda and wondering whether these SLAs can be ignored. You have multiple sites configured in the Exinda and some are triggering the sla_loss alarm. You a...

• High CPU Utilization on Exinda 3062

  Overview You are experiencing high CPU utilization on the Exinda 3062. The tcpad process is consuming high CPU. TCP health in the WebUI have large numbers ignored and refused connection for Internal a...