Liger
RMSNorm · rows = 2048 · hidden = 4096 · bf16 · run 01a016ad-d23c…
●passedReported evidence
Not re-observed recently.
Primary measurement
31.1µsmedian
Rank 1 in its comparison group · source-native comparison · observed 2024-09-03
ms 20 0.030047999694943428 · ms 50 0.031072000041604042 · ms 80 0.031968001276254654
Identity
implementationLiger
projectLiger-Kernel
revisionunknown
workloadrows = 2048 · hidden = 4096 · bf16
comparison keysha256:9db966011dc50b56…
sourceLiger-Kernel benchmarks
external idrms_norm/forward/liger/nvidia-a100-sxm4-80gb/hidden4096-rows2048-bf16/2024-09-03-15-39-30
sha256:08be186fcf4b2901bf02535…
Correctness
Marked passed by the source; the correctness policy was not published.
Workload
rows2048
hidden4096
xbf16 [2048, 4096]
weightbf16 [4096]
definition comparatornot_asserted
Measurements
latency · median31.1 µs
latency · p2030.0 µs
latency · p8032.0 µs
Protocol
harnessLiger-Kernel benchmark scripts
timercuda_events
primaryStatisticmedian
comparabilityFamilyliger_kernel_bench
Environment
gpuNVIDIA A100 (sm_80)
Artifacts
No artifacts published with this run.
Replications and notes
No attestations yet.
Community attestations. They never change the evidence level; only a KernelIndex-controlled rerun does.
Add a reproduction or note
Canonical manifest
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{
"run": {
"kind": "BenchmarkRun",
"spec": {
"status": "passed",
"timing": {
"latencyNs": {
"median": 31072
},
"primaryStatistic": "median"
},
"observedAt": "2024-09-03T15:39:30.000Z",
"measurements": [
{
"unit": "ns",
"value": 30048,
"metric": "latency",
"statistic": "p20"
},
{
"unit": "ns",
"value": 31968,
"metric": "latency",
"statistic": "p80"
}
],
"sourceNative": {
"source": "liger-kernel-bench",
"metrics": {
"ms_20": 0.030047999694943428,
"ms_50": 0.031072000041604042,
"ms_80": 0.031968001276254654
},
"benchmark": "rms_norm/forward",
"externalId": "rms_norm/forward/liger/nvidia-a100-sxm4-80gb/hidden4096-rows2048-bf16/2024-09-03-15-39-30"
},
"protocolDigest": "sha256:a79eaf4df66c97c6adc1fb2d09df78682155d1ea86652ae0b70199875bde7747",
"workloadDigest": "sha256:df686c1987dc1e1a5a311932f287d787d7e4ed121397805241be5570eb1726a7",
"environmentDigest": "sha256:90c9e2764222f592477cfccf3373519add5a1b881563956ad058c4f99e41b6b9",
"implementationDigest": "sha256:41f4238fed5f1173e5f711d412f7a6184342d5b114ea272b48d39c1ba7f6608e"
},
"metadata": {
"name": "liger-rms-norm-forward-liger-nvidia-a100-sxm4-80gb-hidden4096-rows2048-bf16-2024-09-03-15-39-30",
"title": "RMSNorm · liger · forward",
"labels": {
"liger_version": "0.2.1"
}
},
"apiVersion": "kernelindex.dev/v1alpha1"
},
"protocol": {
"kind": "BenchmarkProtocol",
"spec": {
"harness": {
"name": "Liger-Kernel benchmark scripts",
"repository": "https://github.com/linkedin/Liger-Kernel"
},
"measurement": {
"timer": "cuda_events",
"primaryStatistic": "median"
},
"comparability": {
"notes": "Timed: the module forward pass, via triton.testing.do_bench with quantiles 0.5/0.2/0.8 (median with p20/p80 spread). The upstream CSV records no CUDA, driver, or torch version; the Liger release rides each run's labels. Comparable only within one kernel, workload, timed pass, and GPU.",
"family": "liger_kernel_bench"
}
},
"metadata": {
"name": "liger-bench-do-bench-forward",
"title": "Liger benchmark harness · forward pass"
},
"apiVersion": "kernelindex.dev/v1alpha1"
},
"environment": {
"kind": "ExecutionEnvironment",
"spec": {
"hardware": {
"vendor": "nvidia",
"product": "NVIDIA A100",
"formFactor": "SXM4-80GB",
"architecture": "sm_80"
},
"software": {}
},
"metadata": {
"name": "liger-bench-nvidia-a100-sxm4-80gb",
"title": "Liger benchmark host · A100-SXM4-80GB"
},
"apiVersion": "kernelindex.dev/v1alpha1"
}
}Cite this record (permalink, digest, access date)
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Published 2026-08-18 · Liger-Kernel benchmarks · BSD-2-ClauseAll results for RMSNorm →JSON