pidstat

Per-process statistics

low risk

interactive breakdown — edit the command and press Explain
$ 
What it does

sysstat tool reporting CPU, memory and I/O per process.

Common flags
FlagMeaning
-uCPU
-rMemory
-dDisk I/O
Examples
pidstat -d 1 5Disk I/O per process · explain & risk-check →
Related
iotop sar
Open the full explainer →More in System & Processes

Reference text is hand-written and may be incomplete — check man pidstat for your version. Test destructive commands on a non-production system first.