hi

I am concerned about adding more Yammer metrics. Instead, we should create a 
new metrics group (e.g., type=linux-io-metrics,cluster-id=aaa) for all seven 
metrics using Kafka native metrics. This way, the seven parameters can be 
grouped together as a single MBean. We can then deprecate the original Yammer 
metrics for linux-disk-read-bytes and linux-disk-write-bytes

Best,
CHia-Ping

On 2026/02/25 14:50:44 Sahil Devgon wrote:
> Hi,
> 
> I would like to start a discussion thread on KIP-1291. In this KIP, we aim
> to expose all 7 Linux I/O metrics from /proc/self/io instead of just the
> current 2 (read_bytes and write_bytes).
> The 5 additional metrics (rchar, wchar, syscr, syscw,
> cancelled_write_bytes) enable operators to diagnose cache effectiveness,
> write amplification, and I/O pattern inefficiencies.
> 
> https://cwiki.apache.org/confluence/x/co48G
> 
> Please review the KIP and feel free to share your thoughts.
> 
> Thanks,
> Sahil Devgon
> 

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