kezhenxu94 commented on a change in pull request #4416: Provide profile
exporter tool
URL: https://github.com/apache/skywalking/pull/4416#discussion_r386080013
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File path: docs/en/guides/backend-profile.md
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@@ -47,3 +47,6 @@ The reason for generating multiple top-level trees is that
original data can be
1. Use the same traversal node logic as in the `Combine stack trees` step.
Convert to a GraphQL data structure, and put all nodes into a list for
subsequent duration calculations.
2. Calculate each node's duration in parallel. For each node, sort the
sequences, if there are two continuous sequences, the duration should add the
duration of these two seq's timestamp.
3. Calculate each node execution in parallel. For each node, the duration
of the current node should minus the time consumed by all children.
+
+## Profile data debug
+Please follow the [exporter
tool](backend-profile-export.md#export-command-line-usage) to package profile
data. Unzip the profile data and using [analyzer main
function](../../../oap-server/server-tools/tool-profile-snapshot-bootstrap/src/test/java/org/apache/skywalking/oap/server/tool/profile/exporter/ProfileExportedAnalyze.java)
to run it.
Review comment:
well make sense then
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