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commit ba6ea4b995ada18664813d9eb34dd64194be4eaf Author: morningman <[email protected]> AuthorDate: Mon Aug 7 09:50:39 2023 +0800 [tmp] add virtual node num config --- fe/fe-common/src/main/java/org/apache/doris/common/Config.java | 3 +++ .../org/apache/doris/planner/external/FederationBackendPolicy.java | 3 ++- 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/fe/fe-common/src/main/java/org/apache/doris/common/Config.java b/fe/fe-common/src/main/java/org/apache/doris/common/Config.java index 5b539a89a6..f288332a86 100644 --- a/fe/fe-common/src/main/java/org/apache/doris/common/Config.java +++ b/fe/fe-common/src/main/java/org/apache/doris/common/Config.java @@ -2039,4 +2039,7 @@ public class Config extends ConfigBase { @ConfField public static int statistics_sql_parallel_exec_instance_num = 1; + + @ConfField + public static int virtual_node_num = 2048; } diff --git a/fe/fe-core/src/main/java/org/apache/doris/planner/external/FederationBackendPolicy.java b/fe/fe-core/src/main/java/org/apache/doris/planner/external/FederationBackendPolicy.java index daa1b151ea..a0f2c8110e 100644 --- a/fe/fe-core/src/main/java/org/apache/doris/planner/external/FederationBackendPolicy.java +++ b/fe/fe-core/src/main/java/org/apache/doris/planner/external/FederationBackendPolicy.java @@ -87,7 +87,8 @@ public class FederationBackendPolicy { if (backends.isEmpty()) { throw new UserException("No available backends"); } - int virtualNumber = Math.max(Math.min(512 / backends.size(), 32), 2); + // int virtualNumber = Math.max(Math.min(512 / backends.size(), 32), 2); + int virtualNumber = Config.virtual_node_num; consistentHash = new ConsistentHash<>(Hashing.murmur3_128(), new ScanRangeHash(), new BackendHash(), backends, virtualNumber); } --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
