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Podman : Display Container resource usage2025/01/21

 

You can check percentage of CPU, memory, network I/O for Containers.

[1] Check the resource usage of each container.
# display usage statistics with streaming

[root@dlp ~]#
podman stats

ID            NAME                     CPU %       MEM USAGE / LIMIT  MEM %       NET IO            BLOCK IO      PIDS        CPU TIME    AVG CPU %
187d1e213a00  1f5c56274710-service     0.00%       49.15kB / 16.49GB  0.00%       0B / 0B           0B / 0B       1           3.312ms     0.00%
26eadb4c2188  9528e5205693-infra       0.00%       49.15kB / 16.49GB  0.00%       2.34kB / 1.455kB  0B / 0B       1           3.034ms     0.00%
c3ef62cbcc17  nginx-pod-pod-nginx-pod  0.02%       5.972MB / 16.49GB  0.04%       2.34kB / 1.455kB  0B / 8.192kB  9           11.228ms    0.02%

# display without streaming

[root@dlp ~]#
podman stats --no-stream

ID            NAME                     CPU %       MEM USAGE / LIMIT  MEM %       NET IO            BLOCK IO      PIDS        CPU TIME    AVG CPU %
187d1e213a00  1f5c56274710-service     0.00%       49.15kB / 16.49GB  0.00%       0B / 0B           0B / 0B       1           3.312ms     0.00%
26eadb4c2188  9528e5205693-infra       0.00%       49.15kB / 16.49GB  0.00%       2.34kB / 1.455kB  0B / 0B       1           3.034ms     0.00%
c3ef62cbcc17  nginx-pod-pod-nginx-pod  0.01%       5.972MB / 16.49GB  0.04%       2.34kB / 1.455kB  0B / 8.192kB  9           11.228ms    0.01%

# display for a specific container

[root@dlp ~]#
podman stats c3ef62cbcc17 --no-stream

ID            NAME                     CPU %       MEM USAGE / LIMIT  MEM %       NET IO            BLOCK IO      PIDS        CPU TIME    AVG CPU %
c3ef62cbcc17  nginx-pod-pod-nginx-pod  0.01%       5.972MB / 16.49GB  0.04%       2.41kB / 1.455kB  0B / 8.192kB  9           11.228ms    0.01%

# specify time interval for streaming display (sec)
# * default --interval is 5 sec

[root@dlp ~]#
podman stats c3ef62cbcc17 --interval 10

ID            NAME                     CPU %       MEM USAGE / LIMIT  MEM %       NET IO            BLOCK IO      PIDS        CPU TIME    AVG CPU %
c3ef62cbcc17  nginx-pod-pod-nginx-pod  0.00%       5.972MB / 16.49GB  0.04%       2.48kB / 1.525kB  0B / 8.192kB  9           11.228ms    0.01%

# display with specific format

[root@dlp ~]#
podman stats --no-stream --format "table {{.ID}} {{.CPUPerc}} {{.MemPerc}}"

ID            CPU %       MEM %
187d1e213a00  0.00%       0.00%
26eadb4c2188  0.00%       0.00%
c3ef62cbcc17  0.01%       0.04%
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