Test results for amd64, alder2,1f626960,3300000, crypto_sign/mqsignlr25611272

[Page version: 20241023 21:13:11]

Measurements for amd64, alder2,1f626960,3300000, crypto_sign Test results for amd64, alder2,1f626960,3300000, crypto_sign Test results for crypto_sign/mqsignlr25611272
Computer: alder2,1f626960,3300000
Microarchitecture: amd64; Gracemont (906a4-20)
Architecture: amd64
CPU ID: GenuineIntel-000906a4-20-bfebfbff
SUPERCOP version: 20241022
Operation: crypto_sign
Primitive: mqsignlr25611272
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
70603147536 8 52435669283 900 526104T:avx2clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024101320241011
70973740601 8 52435660721 892 526104T:avx2clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024101320241011
72204950718 8 52435672491 900 526104T:avx2clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024101320241011
75733641416 8 52435661489 892 526104avx2ctclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024101320241011
76764351489 8 52435673259 900 526104avx2ctclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024101320241011
77991448355 8 52435670051 900 526104avx2ctclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024101320241011
78398331557 8 52437252033 860 526136T:avx2gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024101320241011
81464641843 8 52437262934 860 526168T:avx2gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024101320241011
82767631944 8 52437252441 860 526136avx2ctgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024101320241011
82896769091 8 52437281470 860 526168T:avx2gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024101320241011
83550841617 8 52437262534 860 526168T:avx2gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024101320241011
89367442377 8 52437263366 860 526168avx2ctgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024101320241011
89543271054 8 52437283518 860 526168avx2ctgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024101320241011
91028741975 8 52437262838 860 526168avx2ctgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024101320241011
104176640468 8 52435661585 892 526104T:avx2clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024101320241011
121142240980 8 52435662105 892 526104avx2ctclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024101320241011
875948255720 0 52435677593 892 526104refclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024101320241011
894545657999 0 52435679977 892 526104refclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024101320241011
1012922166873 0 52435688713 892 526104refclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024101320241011
1247127388006 0 524372100604 852 526168refgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024101320241011
1358793644307 0 52437265460 852 526168refgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024101320241011
1374030542735 0 52437263964 852 526168refgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024101320241011
1427170941433 0 52435661367 884 526104refclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024101320241011
1902285324919 0 52437245807 852 526136refgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024101320241011
4747589330893 0 52435652255 884 526104refclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024101320241011

Compiler output


mqs_simd.c: mqs_simd.c:23:6: warning: unused function 'transpose' [-Wunused-function]
mqs_simd.c: void transpose(uint8_t * r, const uint8_t * a)
mqs_simd.c:      ^
mqs_simd.c: 1 warning generated.

Number of similar (implementation,compiler) pairs: 8, namely:
ImplementationCompiler
T:avx2clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:avx2clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:avx2clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:avx2clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
avx2ctclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
avx2ctclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
avx2ctclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
avx2ctclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output


aes.c: aes.c:44:13: error: '__builtin_ia32_aeskeygenassist128' needs target feature aes
aes.c:     temp2 = _mm_aeskeygenassist_si128 (temp3,0x01);
aes.c:             ^
aes.c: /usr/lib/llvm-11/lib/clang/11.0.1/include/__wmmintrin_aes.h:136:12: note: expanded from macro '_mm_aeskeygenassist_si128'
aes.c:   (__m128i)__builtin_ia32_aeskeygenassist128((__v2di)(__m128i)(C), (int)(R))
aes.c:            ^
aes.c: aes.c:50:13: error: '__builtin_ia32_aeskeygenassist128' needs target feature aes
aes.c:     temp2 = _mm_aeskeygenassist_si128 (temp3,0x02);
aes.c:             ^
aes.c: /usr/lib/llvm-11/lib/clang/11.0.1/include/__wmmintrin_aes.h:136:12: note: expanded from macro '_mm_aeskeygenassist_si128'
aes.c:   (__m128i)__builtin_ia32_aeskeygenassist128((__v2di)(__m128i)(C), (int)(R))
aes.c:            ^
aes.c: aes.c:56:13: error: '__builtin_ia32_aeskeygenassist128' needs target feature aes
aes.c:     temp2 = _mm_aeskeygenassist_si128 (temp3,0x04);
aes.c:             ^
aes.c: /usr/lib/llvm-11/lib/clang/11.0.1/include/__wmmintrin_aes.h:136:12: note: expanded from macro '_mm_aeskeygenassist_si128'
aes.c:   (__m128i)__builtin_ia32_aeskeygenassist128((__v2di)(__m128i)(C), (int)(R))
aes.c:            ^
aes.c: aes.c:62:13: error: '__builtin_ia32_aeskeygenassist128' needs target feature aes
aes.c:     temp2 = _mm_aeskeygenassist_si128 (temp3,0x08);
aes.c:             ^
aes.c: /usr/lib/llvm-11/lib/clang/11.0.1/include/__wmmintrin_aes.h:136:12: note: expanded from macro '_mm_aeskeygenassist_si128'
aes.c:   (__m128i)__builtin_ia32_aeskeygenassist128((__v2di)(__m128i)(C), (int)(R))
aes.c:            ^
aes.c: aes.c:68:13: error: '__builtin_ia32_aeskeygenassist128' needs target feature aes
aes.c: ...

Number of similar (implementation,compiler) pairs: 2, namely:
ImplementationCompiler
T:avx2clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
avx2ctclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output


mqs.c: mqs.c:22:6: warning: unused function 'transpose' [-Wunused-function]
mqs.c: void transpose(uint8_t * r, const uint8_t * a)
mqs.c:      ^
mqs.c: 1 warning generated.

Number of similar (implementation,compiler) pairs: 5, namely:
ImplementationCompiler
refclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
refclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
refclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
refclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
refclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Namespace violations


aes.o AES_256_Key_Expansion T
aes.o AES_ECB_encrypt T
blas_comm.o gf256v_is_zero T
blas_comm.o gf256v_set_zero T
blas_matrix.o gf256mat_mul T
blas_matrix.o gf256mat_prod T
blas_matrix.o gf256mat_prod_multab T
blas_matrix.o gf256mat_solve_linear_eq T
blas_matrix_avx2.o gf256mat_back_substitute_avx2 T
blas_matrix_avx2.o gf256mat_gaussian_elim_avx2 T
blas_matrix_avx2.o gf256mat_inv_avx2 T
blas_matrix_avx2.o gf256mat_mul_avx2 T
blas_matrix_avx2.o gf256mat_prod_avx2 T
blas_matrix_avx2.o gf256mat_prod_multab_avx2 T
blas_matrix_avx2.o gf256mat_solve_linear_eq_avx2 T
blas_matrix_sse.o gf256mat_prod_add_multab_sse T
blas_matrix_sse.o gf256mat_prod_add_sse T
blas_matrix_sse.o gf256mat_prod_sse T
fips202.o KeccakF_RoundConstants R
fips202.o sha3_256 T
fips202.o sha3_512 T
fips202.o shake128 T
fips202.o shake128_absorb T
fips202.o shake128_absorb_once T
fips202.o shake128_finalize T
fips202.o shake128_init T
fips202.o shake128_squeeze T
fips202.o shake128_squeezeblocks T
fips202.o shake256 T
fips202.o shake256_absorb T
fips202.o shake256_absorb_once T
fips202.o shake256_finalize T
fips202.o shake256_init T
fips202.o shake256_squeeze T
fips202.o shake256_squeezeblocks T
gf16.o __gf16_exp R
gf16.o __gf16_inv R
gf16.o __gf16_log R
gf16.o __gf16_mul D
gf16.o __gf16_mulx2 R
gf16.o __gf16_squ R
gf16.o __gf16_squ_sl4 R
gf16.o __gf16_squ_x8 R
gf16.o __gf256_mul R
gf16.o __mask_0x55 R
gf16.o __mask_16 R
gf16.o __mask_low R
mqs_keypair.o generate_keypair_mqlr T
mqs_keypair_computation.o cal_ext_pk_mqlr T
mqs_keypair_computation.o extpk_to_pk T
mqs_keypair_computation_simd.o cal_ext_pk_mqlr_simd T
mqs_simd.o mqlr_sign T
mqs_simd.o mqlr_verify T
parallel_matrix_op.o UpperTrianglize T
parallel_matrix_op.o UpperTrianglize_circ T
parallel_matrix_op_avx2.o batch_matTr_madd_multab_gf256_avx2 T
parallel_matrix_op_avx2.o batch_quad_trimat_eval_multab_gf256_avx2 T
parallel_matrix_op_avx2.o batch_trimatTr_madd_multab_gf256_avx2 T
parallel_matrix_op_avx2.o batch_trimat_madd_multab_gf256_avx2 T
parallel_matrix_op_avx2.o circmat_eval_multab_avx2 T
rng.o AES256_CTR_DRBG_Update T
rng.o AES256_ECB T
rng.o DRBG_ctx B
rng.o handleErrors T
rng.o randombytes_init T
rng.o randombytes_init_with_state T
rng.o randombytes_with_state T
rng.o seedexpander T
rng.o seedexpander_init T
rng.o unused_randombytes T
utils_hash.o hash_msg T
utils_prng.o prng_dump T
utils_prng.o prng_dump_set T
utils_prng.o prng_expand_buffer T
utils_prng.o prng_gen T
utils_prng.o prng_set T
utils_prng.o userrand_dump_generated T
utils_prng.o userrand_source_file T

Number of similar (implementation,compiler) pairs: 16, namely:
ImplementationCompiler
T:avx2clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:avx2clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:avx2clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:avx2clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:avx2gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:avx2gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:avx2gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:avx2gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
avx2ctclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
avx2ctclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
avx2ctclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
avx2ctclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
avx2ctgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
avx2ctgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
avx2ctgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
avx2ctgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

Namespace violations


aes.o aes128_ctr T
aes.o aes128_ctr_keyexp T
aes.o aes128_ctx_release T
aes.o aes128_ecb T
aes.o aes128_ecb_keyexp T
aes.o aes192_ctr T
aes.o aes192_ctr_keyexp T
aes.o aes192_ctx_release T
aes.o aes192_ecb T
aes.o aes192_ecb_keyexp T
aes.o aes256_ctr T
aes.o aes256_ctr_keyexp T
aes.o aes256_ctx_release T
aes.o aes256_ecb T
aes.o aes256_ecb_keyexp T
aes.o aes256ctr_init T
aes.o aes256ctr_prf T
aes.o aes256ctr_squeezeblocks T
blas_comm.o gf256v_is_zero T
blas_comm.o gf256v_set_zero T
blas_matrix.o gf256mat_back_substitute T
blas_matrix.o gf256mat_gaussian_elim T
blas_matrix.o gf256mat_inv T
blas_matrix.o gf256mat_mul T
blas_matrix.o gf256mat_prod T
blas_matrix.o gf256mat_solve_linear_eq T
blas_matrix_ref.o gf256mat_back_substitute_ref T
blas_matrix_ref.o gf256mat_gaussian_elim_ref T
blas_matrix_ref.o gf256mat_inv_ref T
blas_matrix_ref.o gf256mat_mul_ref T
blas_matrix_ref.o gf256mat_prod_ref T
blas_matrix_ref.o gf256mat_solve_linear_CORE_ref T
blas_matrix_ref.o gf256mat_solve_linear_eq_ref T
blas_matrix_ref.o gf256mat_solve_linear_eq_ref_modify T
blas_matrix_ref.o gf256mat_submat T
fips202.o KeccakF_RoundConstants R
fips202.o sha3_256 T
fips202.o sha3_512 T
fips202.o shake128 T
fips202.o shake128_absorb T
fips202.o shake128_absorb_once T
fips202.o shake128_finalize T
fips202.o shake128_init T
fips202.o shake128_squeeze T
fips202.o shake128_squeezeblocks T
fips202.o shake256 T
fips202.o shake256_absorb T
fips202.o shake256_absorb_once T
fips202.o shake256_finalize T
fips202.o shake256_init T
fips202.o shake256_squeeze T
fips202.o shake256_squeezeblocks T
mqs.o mqlr_sign T
mqs.o mqlr_verify T
mqs_keypair.o generate_keypair_mqlr T
mqs_keypair_computation.o cal_ext_pk_mqlr T
mqs_keypair_computation.o cal_ext_pk_mqlr_ref T
mqs_keypair_computation.o extpk_to_pk T
parallel_matrix_op.o UpperTrianglize T
parallel_matrix_op.o UpperTrianglize_circ T
parallel_matrix_op.o batch_matTr_madd_gf256 T
parallel_matrix_op.o batch_trimatTr_madd_gf256 T
parallel_matrix_op.o batch_trimat_madd_gf256 T
parallel_matrix_op.o circmat_eval T
rng.o AES256_CTR_DRBG_Update T
rng.o AES256_ECB T
rng.o DRBG_ctx B
rng.o handleErrors T
rng.o randombytes_init T
rng.o randombytes_init_with_state T
rng.o randombytes_with_state T
rng.o seedexpander T
rng.o seedexpander_init T
rng.o unused_randombytes T
utils_hash.o hash_msg T
utils_prng.o prng_dump T
utils_prng.o prng_dump_set T
utils_prng.o prng_expand_buffer T
utils_prng.o prng_gen T
utils_prng.o prng_set T
utils_prng.o userrand_dump_generated T
utils_prng.o userrand_source_file T

Number of similar (implementation,compiler) pairs: 9, namely:
ImplementationCompiler
refclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
refclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
refclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
refclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
refclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
refgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
refgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
refgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
refgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

TIMECOP error (can be valgrind bug)


error 142
Alarm clock

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
refclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Passed TIMECOP


TIMECOP iterations: 10

Number of similar (implementation,compiler) pairs: 16, namely:
ImplementationCompiler
avx2ctclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
avx2ctclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
avx2ctclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
avx2ctclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
avx2ctgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
avx2ctgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
avx2ctgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
avx2ctgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
refclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
refclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
refclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
refclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
refgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
refgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
refgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
refgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)