13 Apr 2021
03:30 PM
- last edited on
17 Dec 2021
04:27 AM
by
MaciejNeumann
I have a situation in a Dynatrace Managed server where the buff column in vmstat shows very low values, and sometimes even zero.
One possible explanation might be Dynatrace defining O_DIRECT, so that the kernel does not buffer its disk access. Does someone know if that is the case?