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feat(examples/storage): Add NVS statistics example

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Add a new example showcasing how to obtain and interpret statistics
about the usage of an NVS partition.

Also demonstrates how stats change after writing some key-value pairs
in 2 separate namespaces.
This commit is contained in:
Martin Havlik
2025-11-27 10:48:08 +01:00
parent d1e14a0628
commit d60094579e
8 changed files with 391 additions and 0 deletions
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examples/storage/README.md
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@@ -17,6 +17,8 @@ The examples are grouped into sub-directories by category. Each category directo
* `nvs_rw_blob` example demonstrates how to read and write a single integer value and a blob (binary large object) using NVS to preserve them between ESP module restarts.
* `nvs_rw_value` example demonstrates how to read and write a single integer value using NVS.
* `nvs_rw_value_cxx` example demonstrates how to read and write a single integer value using NVS (it uses the C++ NVS handle API).
* `nvs_statistics` example demonstrates how to obtain and interpret stats about used/available NVS storage entries in given NVS partition.
* `nvs_iteration` TODO
* `partition_api` examples demonstrate how to use different partition APIs.
* `parttool` example demonstrates common operations the partitions tool allows the user to perform.
* `sd_card` examples demonstrate how to use an SD card with an ESP device.