Liger
KL-divergence loss · vocab = 4096 · tokens = 16384 · fp32 · run 01a0202b-213a…
●passedReported evidence
Not re-observed recently.
Primary measurement
306.4µsmedian
Rank 1 in its comparison group · source-native comparison · observed 2024-09-04
ms 20 0.30563199520111084 · ms 50 0.30640000104904175 · ms 80 0.30745598673820496
Identity
implementationLiger
projectLiger-Kernel
revisionunknown
workloadvocab = 4096 · tokens = 16384 · fp32
comparison keysha256:4472660474450068…
sourceLiger-Kernel benchmarks
external idkl_div/forward/liger/nvidia-h100-pcie/tokens16384-vocab4096-fp32/2024-09-04-12-59-43
sha256:d59709ff39c39524264bfb3…
Correctness
Marked passed by the source; the correctness policy was not published.
Workload
vocab4096
tokens16384
log_probsfp32 [16384, 4096]
target_probsfp32 [16384, 4096]
definition comparatornot_asserted
Measurements
latency · median306.4 µs
latency · p20305.6 µs
latency · p80307.5 µs
Protocol
harnessLiger-Kernel benchmark scripts
timercuda_events
primaryStatisticmedian
comparabilityFamilyliger_kernel_bench
Environment
gpuNVIDIA H100 (sm_90)
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
Show manifestHide manifest
{
"run": {
"kind": "BenchmarkRun",
"spec": {
"status": "passed",
"timing": {
"latencyNs": {
"median": 306400
},
"primaryStatistic": "median"
},
"observedAt": "2024-09-04T12:59:43.000Z",
"measurements": [
{
"unit": "ns",
"value": 305632,
"metric": "latency",
"statistic": "p20"
},
{
"unit": "ns",
"value": 307456,
"metric": "latency",
"statistic": "p80"
}
],
"sourceNative": {
"source": "liger-kernel-bench",
"metrics": {
"ms_20": 0.30563199520111084,
"ms_50": 0.30640000104904175,
"ms_80": 0.30745598673820496
},
"benchmark": "kl_div/forward",
"externalId": "kl_div/forward/liger/nvidia-h100-pcie/tokens16384-vocab4096-fp32/2024-09-04-12-59-43"
},
"protocolDigest": "sha256:a79eaf4df66c97c6adc1fb2d09df78682155d1ea86652ae0b70199875bde7747",
"workloadDigest": "sha256:656c5e61a974e5a50552c0330bd09da1bdf6af9ad9ec5a9b13bed0cf1ffeb453",
"environmentDigest": "sha256:89f9b28b06758f22a1df331fea58bfde2c9cc0f3627d1829509743ea538f0011",
"implementationDigest": "sha256:51c4ab24ca6bf9d6874381232a4aa1fad2ab98cc9c30002f2160ede2229b9cbd"
},
"metadata": {
"name": "liger-kl-div-forward-liger-nvidia-h100-pcie-tokens16384-vocab4096-fp32-2024-09-04-12-59-43",
"title": "KL-divergence loss · 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 H100",
"formFactor": "PCIe",
"architecture": "sm_90"
},
"software": {}
},
"metadata": {
"name": "liger-bench-nvidia-h100-pcie",
"title": "Liger benchmark host · H100 PCIe"
},
"apiVersion": "kernelindex.dev/v1alpha1"
}
}Cite this record (permalink, digest, access date)
Report an issue with this run
Published 2026-08-20 · Liger-Kernel benchmarks · BSD-2-ClauseAll results for KL-divergence loss →JSON