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[9.2] Fix elapsed time in GPU writer debug log messages (#136692) #136705

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Merged
merged 3 commits into from
Oct 19, 2025
Merged

[9.2] Fix elapsed time in GPU writer debug log messages (#136692) #136705

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bac6d83
Fix elapsed time in GPU writer debug log messages (#136692)
ChrisHegarty Oct 16, 2025
cf8ec74
Merge branch '9.2' into backport/9.2/pr-136692
ChrisHegarty Oct 16, 2025
30445e7
Merge branch '9.2' into backport/9.2/pr-136692
ChrisHegarty Oct 18, 2025
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6 changes: 3 additions & 3 deletions .../plugin/gpu/src/main/java/org/elasticsearch/xpack/gpu/codec/ES92GpuHnswVectorsWriter.java
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Original file line number Diff line number Diff line change
Expand Up @@ -170,7 +170,7 @@ public void flush(int maxDoc, Sorter.DocMap sortMap) throws IOException {
} catch (Throwable t) {
throw new IOException("Failed to flush GPU index: ", t);
}
var elapsed = started - System.nanoTime();
var elapsed = System.nanoTime() - started;
logger.debug("Flush total time [{}ms]", elapsed / 1_000_000.0);
}

Expand Down Expand Up @@ -212,7 +212,7 @@ private void flushFieldsWithoutMemoryMappedFile(Sorter.DocMap sortMap) throws IO
}
}
}
var elapsed = started - System.nanoTime();
var elapsed = System.nanoTime() - started;
logger.debug("Flushed [{}] vectors in [{}ms]", numVectors, elapsed / 1_000_000.0);
}
}
Expand Down Expand Up @@ -545,7 +545,7 @@ public void mergeOneField(FieldInfo fieldInfo, MergeState mergeState) throws IOE
} finally {
deleteFilesIgnoringExceptions(mergeState.segmentInfo.dir, tempRawVectorsFileName);
}
var elapsed = started - System.nanoTime();
var elapsed = System.nanoTime() - started;
logger.debug("Merged [{}] vectors in [{}ms]", numVectors, elapsed / 1_000_000.0);
}

Expand Down