HyukjinKwon commented on code in PR #58700:
URL: https://github.com/apache/spark/pull/58700#discussion_r3985238683
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core/src/main/scala/org/apache/spark/internal/config/History.scala:
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@@ -165,6 +165,19 @@ private[spark] object History {
.bytesConf(ByteUnit.BYTE)
.createWithDefaultString("1m")
+ val EVENT_LOG_MAX_LINE_LENGTH =
+ ConfigBuilder("spark.history.fs.eventLog.maxLineLength")
+ .doc("Maximum length of a single event log line during replay. Lines
longer than " +
+ "this are skipped with a warning instead of being read into memory,
bounding the " +
+ "memory replay can use when an event log is corrupt or unexpectedly
large. Setting " +
+ "this to 0 or a negative value disables the limit. " +
+ "Introduced in 4.3.0; also available in 3.5.10, 4.0.5, 4.1.4 and
4.2.1; and in " +
+ "all versions after 4.3.0.")
+ .version("4.3.0")
+ .withBindingPolicy(ConfigBindingPolicy.NOT_APPLICABLE)
+ .bytesConf(ByteUnit.BYTE)
+ .createWithDefaultString("512m")
Review Comment:
Can we make this as createOptional since we plan to backport to old branches?
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