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Liger

Embedding lookup · seq = 2048 · batch = 8 · vocab = 8192 · hidden = 4096 · fp32 · run 01a016ad-3dd7…
●passedReported evidence

Not re-observed recently.

Primary measurement
263.4µsmedian

Rank 1 in its comparison group · source-native comparison · observed 2024-09-03

ms 20 0.26099199056625366 · ms 50 0.26335999369621277 · ms 80 0.2656640112400055

Identity
implementationLiger
projectLiger-Kernel
revisionunknown
workloadseq = 2048 · batch = 8 · vocab = 8192 · hidden = 4096 · fp32
comparison keysha256:10a19c8b0a7fb28a…
sourceLiger-Kernel benchmarks
external idembedding/forward/liger/nvidia-a100-sxm4-80gb/batch8-hidden4096-seq2048-vocab8192-fp32/2024-09-03-15-32-28
sha256:be581e461c930b6befc86bf…

Correctness

Marked passed by the source; the correctness policy was not published.

Workload

seq2048
batch8
vocab8192
hidden4096
weightfp32 [8192, 4096]
input_idsint64 [8, 2048]
definition comparatornot_asserted

Measurements

latency · median263.4 µs
latency · p20261.0 µs
latency · p80265.7 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

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Canonical manifest

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{
  "run": {
    "kind": "BenchmarkRun",
    "spec": {
      "status": "passed",
      "timing": {
        "latencyNs": {
          "median": 263360
        },
        "primaryStatistic": "median"
      },
      "observedAt": "2024-09-03T15:32:28.000Z",
      "measurements": [
        {
          "unit": "ns",
          "value": 260992,
          "metric": "latency",
          "statistic": "p20"
        },
        {
          "unit": "ns",
          "value": 265664,
          "metric": "latency",
          "statistic": "p80"
        }
      ],
      "sourceNative": {
        "source": "liger-kernel-bench",
        "metrics": {
          "ms_20": 0.26099199056625366,
          "ms_50": 0.26335999369621277,
          "ms_80": 0.2656640112400055
        },
        "benchmark": "embedding/forward",
        "externalId": "embedding/forward/liger/nvidia-a100-sxm4-80gb/batch8-hidden4096-seq2048-vocab8192-fp32/2024-09-03-15-32-28"
      },
      "protocolDigest": "sha256:a79eaf4df66c97c6adc1fb2d09df78682155d1ea86652ae0b70199875bde7747",
      "workloadDigest": "sha256:86606bd6d9d1c21efef9d68f331cff110a3ae2557ddce771e0642a548e14ad6c",
      "environmentDigest": "sha256:90c9e2764222f592477cfccf3373519add5a1b881563956ad058c4f99e41b6b9",
      "implementationDigest": "sha256:6f0b2f81fb53464a0c7be7d82ecc3b4293d50ea1e9fe7e5ee6d64d67c8a43e85"
    },
    "metadata": {
      "name": "liger-embedding-forward-liger-nvidia-a100-sxm4-80gb-batch8-hidden4096-seq2048-vocab8192-fp32-2024-09",
      "title": "Embedding lookup · 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"
  }
}
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