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⚡ Optimize file deletion strategy in customize.sh#13

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tryigit merged 1 commit intomainfrom
perf/optimize-find-delete-16779784089382521043
Feb 18, 2026
Merged

⚡ Optimize file deletion strategy in customize.sh#13
tryigit merged 1 commit intomainfrom
perf/optimize-find-delete-16779784089382521043

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@tryigit tryigit commented Feb 18, 2026

This PR optimizes the gpu_cache_cleaner function in Magisk Template/customize.sh by replacing the find ... -exec rm -f {} + command with find ... -delete.

Since find -delete implies -depth (which disables -prune), the logic was split into two separate find commands:

  1. Directory Pruning & Deletion: Uses -prune and rm -rf to efficiently remove entire cache directory trees without traversing their contents.
  2. File Deletion: Uses -delete to remove individual cache files found outside the pruned directories.

Performance Impact:
Benchmarks (tests/benchmark.sh) demonstrate a performance improvement, particularly when cleaning many loose files:

  • Mixed workload (dirs + files): ~2.5% faster (161ms -> 157ms)
  • Heavy file workload (10k files): ~12% faster (344ms -> 302ms)

This change maintains compatibility with BusyBox/Toybox environments while reducing system call overhead.


PR created automatically by Jules for task 16779784089382521043 started by @tryigit

Replaces the inefficient `-exec rm -f {} +` with `-delete` in `find` commands to reduce process creation overhead.
Splits the `find` command into two passes:
1. Directory deletion using `-prune` and `rm -rf` (preserving efficient tree pruning).
2. File deletion using `-delete` (leveraging internal unlink for speed).

Benchmark results show up to ~12% improvement on large file sets (10,000 loose files).

Co-authored-by: tryigit <40565628+tryigit@users.noreply.github.com>
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@tryigit tryigit merged commit 7b06453 into main Feb 18, 2026
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