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performance-metrics: Add QCOW2 async compressed read micro benchmark

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Add micro_bench_qcow_async_compressed_read which reads from a
zlib compressed QCOW2 image through the QcowAsync io_uring path.
Compressed clusters take the sync fallback since they require
decompression.

Signed-off-by: Anatol Belski <anbelski@linux.microsoft.com>
This commit is contained in:
Anatol Belski
2026-03-27 13:01:33 +01:00
committed by Rob Bradford
parent 4bf3672fad
commit fca6429e9b
2 changed files with 47 additions and 1 deletions
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26
performance-metrics/src/main.rs
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@@ -378,7 +378,7 @@ mod adjuster {
}
}
const TEST_LIST: [PerformanceTest; 92] = [
const TEST_LIST: [PerformanceTest; 94] = [
PerformanceTest {
name: "boot_time_ms",
func_ptr: performance_boot_time,
@@ -1613,6 +1613,30 @@ const TEST_LIST: [PerformanceTest; 92] = [
},
unit_adjuster: adjuster::s_to_us,
},
PerformanceTest {
name: "micro_block_qcow_async_compressed_read_128_us",
func_ptr: micro_bench_block::micro_bench_qcow_async_compressed_read,
control: PerformanceTestControl {
test_timeout: 10,
test_iterations: 20,
warmup_iterations: 5,
num_ops: Some(128),
..PerformanceTestControl::default()
},
unit_adjuster: adjuster::s_to_us,
},
PerformanceTest {
name: "micro_block_qcow_async_compressed_read_256_us",
func_ptr: micro_bench_block::micro_bench_qcow_async_compressed_read,
control: PerformanceTestControl {
test_timeout: 10,
test_iterations: 20,
warmup_iterations: 5,
num_ops: Some(256),
..PerformanceTestControl::default()
},
unit_adjuster: adjuster::s_to_us,
},
];
fn run_test_with_timeout(