Hi community,
would someone be able to explain what these performance charts mean for vSAN so I get a better understanding of what to look at.
For Cluster
VM
- IOPS
- Throughput
- Latency
- Congestions
- Outstanding IO
For Hosts
Disks
- Frontend (Guest) IOPS
- Frontend (Guest) Throughput
- Frontend (Guest) Latency
- Overhead IOPS
- Overhead IO Latency
- Read Cache Hit Rate
- Evictions
- Write Buffer Free Percentage
- Capacity & Usage
- Cache Disk De-stage Rate
- Congestions
- Outstanding IO
- Outstanding IO Size
- Delayed IO Percentage
- Delayed IO Average Latency
- Delayed IOPS
- Delayed IO Throughput
- Resync IOPS
- Resync Throughput
- Resync Latency
Matto
Hello Matto
Most of them are fairly self-explanatory or generic e.g. 'IOPS' 'latency'.
These can be found online on docs.vmware in the relevant sub-categories e.g.:
and altogether here:
https://docs.vmware.com/en/VMware-vSphere/6.7/vsan-671-monitoring-troubleshooting-guide.pdf
Bob
Hello Matto
Most of them are fairly self-explanatory or generic e.g. 'IOPS' 'latency'.
These can be found online on docs.vmware in the relevant sub-categories e.g.:
and altogether here:
https://docs.vmware.com/en/VMware-vSphere/6.7/vsan-671-monitoring-troubleshooting-guide.pdf
Bob
hi bob,
can you change the intervals of the charts for eg; instead of it being every 5 mins can you change it to say 1 min or 2 min for eg.
matto
Hello Matto,
No, there is no way of changing the interval period.
Bob