Performance measurements › arm_1 › hash-16 · system: x86_1 · arm_1

hash-16 LLH — performance on AArch64 (system arm_1)

Independent measurement following the structure of the NICCS ARM self-assessment guide, §3.5 (1)–(7). Not a submitter self-assessment.

1. Basic information

Category: cryptographic hash algorithm; function: hash
Algorithm: LLH
Implementation versions measured: reference
Parameter sets: LLH-256, LLH-512, LLH-768, LLH-1024
Security evaluation: hash-16 report
Measurement method: arm_1 method
Submission: NICCS page

2. Assessment environment

item	value
processor	Qualcomm Oryon (CPU 2, one core)
machine	ASUS Vivobook S 15
clock	fixed 2.71 GHz (governor performance, minimum = maximum), boost off, SMT none
memory	30562 MiB
OS / kernel	Ubuntu 26.04.1 LTS / 7.0.0-34-generic
compiler / build tool	gcc (Ubuntu 15.2.0-16ubuntu1) 15.2.0 / cmake version 4.2.3
campaign start / end (UTC)	2026-09-28T15:05:46 / 2026-09-29T08:43:52

3. Functional testing (KAT)

Each library was checked against the submitted KAT vectors (SHA-256 manifest hash-16/kat.sha256 in the harness) before timing.

instance	build flags	KAT
`LLH-256`	guide	PASS
`LLH-512`	guide	PASS
`LLH-768`	guide	PASS
`LLH-1024`	guide	PASS

4. Performance

instance	message	mean cycles	cycles/byte	mean time	MB/s	n
`LLH-256`	32 B	1204	37.6	448 ns	71.4	100000 (5 × 20000)
`LLH-256`	128 B	3289	25.7	1.22 µs	104.7	100000 (5 × 20000)
`LLH-256`	512 B	11.7 k	22.9	4.35 µs	117.7	100000 (5 × 20000)
`LLH-256`	1024 B	22.9 k	22.4	8.5 µs	120.4	100000 (5 × 20000)
`LLH-256`	4096 B	90.3 k	22.0	33.5 µs	122.2	91780 (5 × 18356)
`LLH-256`	8192 B	180.1 k	22.0	66.8 µs	122.6	46245 (5 × 9249)
`LLH-256`	16384 B	360.3 k	22.0	134 µs	122.5	23225 (5 × 4645)
`LLH-256`	65536 B	1.44 M	21.9	533 µs	122.9	6015 (5 × 1203)
`LLH-512`	32 B	1692	52.9	629 ns	50.8	100000 (5 × 20000)
`LLH-512`	128 B	3053	23.9	1.13 µs	112.8	100000 (5 × 20000)
`LLH-512`	512 B	10.0 k	19.6	3.72 µs	137.5	100000 (5 × 20000)
`LLH-512`	1024 B	19.4 k	18.9	7.18 µs	142.6	100000 (5 × 20000)
`LLH-512`	4096 B	75.6 k	18.4	28 µs	146.1	100000 (5 × 20000)
`LLH-512`	8192 B	150.3 k	18.4	55.8 µs	146.9	53635 (5 × 10727)
`LLH-512`	16384 B	299.4 k	18.3	111 µs	147.5	26940 (5 × 5388)
`LLH-512`	65536 B	1.19 M	18.2	443 µs	148.0	7060 (5 × 1412)
`LLH-768`	32 B	5436	169.9	2.02 µs	15.8	100000 (5 × 20000)
`LLH-768`	128 B	8699	68.0	3.23 µs	39.6	100000 (5 × 20000)
`LLH-768`	512 B	21.8 k	42.6	8.09 µs	63.3	100000 (5 × 20000)
`LLH-768`	1024 B	38.4 k	37.5	14.2 µs	71.9	100000 (5 × 20000)
`LLH-768`	4096 B	143.3 k	35.0	53.2 µs	77.0	56405 (5 × 11281)
`LLH-768`	8192 B	283.9 k	34.6	105 µs	77.8	29415 (5 × 5883)
`LLH-768`	16384 B	562.0 k	34.3	209 µs	78.6	14970 (5 × 2994)
`LLH-768`	65536 B	2.24 M	34.1	830 µs	78.9	3810 (5 × 762)
`LLH-1024`	32 B	5170	161.6	1.92 µs	16.7	100000 (5 × 20000)
`LLH-1024`	128 B	5838	45.6	2.17 µs	59.0	100000 (5 × 20000)
`LLH-1024`	512 B	16.0 k	31.2	5.93 µs	86.3	100000 (5 × 20000)
`LLH-1024`	1024 B	29.5 k	28.8	11 µs	93.5	100000 (5 × 20000)
`LLH-1024`	4096 B	110.5 k	27.0	41 µs	99.9	73735 (5 × 14747)
`LLH-1024`	8192 B	218.4 k	26.7	81.1 µs	101.1	38190 (5 × 7638)
`LLH-1024`	16384 B	433.9 k	26.5	161 µs	101.8	19460 (5 × 3892)
`LLH-1024`	65536 B	1.73 M	26.4	642 µs	102.1	4925 (5 × 985)

5. Resource consumption

Static memory is approximated by the library's loadable ELF segments; peak memory is the process high-water mark (VmHWM) including the benchmark driver and libc, so both are upper-bound proxies rather than isolated algorithm memory.

instance	operation	static: ELF image (bytes)	baseline RSS	peak RSS
`LLH-256`	hash_32	11676	1400 KiB	1464 KiB
`LLH-256`	hash_128	11676	1400 KiB	1464 KiB
`LLH-256`	hash_512	11676	1400 KiB	1464 KiB
`LLH-256`	hash_1024	11676	1404 KiB	1468 KiB
`LLH-256`	hash_4096	11676	1404 KiB	1468 KiB
`LLH-256`	hash_8192	11676	1408 KiB	1472 KiB
`LLH-256`	hash_16384	11676	1416 KiB	1480 KiB
`LLH-256`	hash_65536	11676	1464 KiB	1528 KiB
`LLH-512`	hash_32	11852	1400 KiB	1464 KiB
`LLH-512`	hash_128	11852	1400 KiB	1464 KiB
`LLH-512`	hash_512	11852	1400 KiB	1464 KiB
`LLH-512`	hash_1024	11852	1404 KiB	1468 KiB
`LLH-512`	hash_4096	11852	1404 KiB	1468 KiB
`LLH-512`	hash_8192	11852	1408 KiB	1472 KiB
`LLH-512`	hash_16384	11852	1412 KiB	1476 KiB
`LLH-512`	hash_65536	11852	3504 KiB	3568 KiB
`LLH-768`	hash_32	13884	1404 KiB	1468 KiB
`LLH-768`	hash_128	13884	1404 KiB	1468 KiB
`LLH-768`	hash_512	13884	1404 KiB	1468 KiB
`LLH-768`	hash_1024	13884	1408 KiB	1472 KiB
`LLH-768`	hash_4096	13884	1408 KiB	1472 KiB
`LLH-768`	hash_8192	13884	1412 KiB	1476 KiB
`LLH-768`	hash_16384	13884	1420 KiB	1484 KiB
`LLH-768`	hash_65536	13884	1468 KiB	1532 KiB
`LLH-1024`	hash_32	13316	1400 KiB	1464 KiB
`LLH-1024`	hash_128	13316	1400 KiB	1464 KiB
`LLH-1024`	hash_512	13316	1400 KiB	1464 KiB
`LLH-1024`	hash_1024	13316	1404 KiB	1468 KiB
`LLH-1024`	hash_4096	13316	1404 KiB	1468 KiB
`LLH-1024`	hash_8192	13316	1408 KiB	1472 KiB
`LLH-1024`	hash_16384	13316	1416 KiB	1480 KiB
`LLH-1024`	hash_65536	13316	1464 KiB	1528 KiB

7. Raw evidence index

Paths are relative to performance/data/arm_1/ in the harness; each JSON file records its commands, environment and trials.

instance	item	file
`LLH-256`	KAT log (sha256 `599f712903ca0ab8…`)	`kat/hash-16/LLH-256.log`
`LLH-256`	timing hash_1024	`records/hash-16/LLH-256__hash_1024.json`
`LLH-256`	timing hash_128	`records/hash-16/LLH-256__hash_128.json`
`LLH-256`	timing hash_16384	`records/hash-16/LLH-256__hash_16384.json`
`LLH-256`	timing hash_32	`records/hash-16/LLH-256__hash_32.json`
`LLH-256`	timing hash_4096	`records/hash-16/LLH-256__hash_4096.json`
`LLH-256`	timing hash_512	`records/hash-16/LLH-256__hash_512.json`
`LLH-256`	timing hash_65536	`records/hash-16/LLH-256__hash_65536.json`
`LLH-256`	timing hash_8192	`records/hash-16/LLH-256__hash_8192.json`
`LLH-512`	KAT log (sha256 `c84a84388ddd2127…`)	`kat/hash-16/LLH-512.log`
`LLH-512`	timing hash_1024	`records/hash-16/LLH-512__hash_1024.json`
`LLH-512`	timing hash_128	`records/hash-16/LLH-512__hash_128.json`
`LLH-512`	timing hash_16384	`records/hash-16/LLH-512__hash_16384.json`
`LLH-512`	timing hash_32	`records/hash-16/LLH-512__hash_32.json`
`LLH-512`	timing hash_4096	`records/hash-16/LLH-512__hash_4096.json`
`LLH-512`	timing hash_512	`records/hash-16/LLH-512__hash_512.json`
`LLH-512`	timing hash_65536	`records/hash-16/LLH-512__hash_65536.json`
`LLH-512`	timing hash_8192	`records/hash-16/LLH-512__hash_8192.json`
`LLH-768`	KAT log (sha256 `2a2f458d943729e8…`)	`kat/hash-16/LLH-768.log`
`LLH-768`	timing hash_1024	`records/hash-16/LLH-768__hash_1024.json`
`LLH-768`	timing hash_128	`records/hash-16/LLH-768__hash_128.json`
`LLH-768`	timing hash_16384	`records/hash-16/LLH-768__hash_16384.json`
`LLH-768`	timing hash_32	`records/hash-16/LLH-768__hash_32.json`
`LLH-768`	timing hash_4096	`records/hash-16/LLH-768__hash_4096.json`
`LLH-768`	timing hash_512	`records/hash-16/LLH-768__hash_512.json`
`LLH-768`	timing hash_65536	`records/hash-16/LLH-768__hash_65536.json`
`LLH-768`	timing hash_8192	`records/hash-16/LLH-768__hash_8192.json`
`LLH-1024`	KAT log (sha256 `a521d0ca53249f0e…`)	`kat/hash-16/LLH-1024.log`
`LLH-1024`	timing hash_1024	`records/hash-16/LLH-1024__hash_1024.json`
`LLH-1024`	timing hash_128	`records/hash-16/LLH-1024__hash_128.json`
`LLH-1024`	timing hash_16384	`records/hash-16/LLH-1024__hash_16384.json`
`LLH-1024`	timing hash_32	`records/hash-16/LLH-1024__hash_32.json`
`LLH-1024`	timing hash_4096	`records/hash-16/LLH-1024__hash_4096.json`
`LLH-1024`	timing hash_512	`records/hash-16/LLH-1024__hash_512.json`
`LLH-1024`	timing hash_65536	`records/hash-16/LLH-1024__hash_65536.json`
`LLH-1024`	timing hash_8192	`records/hash-16/LLH-1024__hash_8192.json`

Scripts: performance/campaign.py, performance/ngcc_perf.c, performance/hashprof/ in the harness.