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Posted to dev@drill.apache.org by "Paul Rogers (JIRA)" <ji...@apache.org> on 2017/08/17 03:34:00 UTC
[jira] [Resolved] (DRILL-5478) Spill file size parameter is not
honored by the managed external sort
[ https://issues.apache.org/jira/browse/DRILL-5478?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Paul Rogers resolved DRILL-5478.
--------------------------------
Resolution: Fixed
> Spill file size parameter is not honored by the managed external sort
> ---------------------------------------------------------------------
>
> Key: DRILL-5478
> URL: https://issues.apache.org/jira/browse/DRILL-5478
> Project: Apache Drill
> Issue Type: Bug
> Components: Execution - Relational Operators
> Affects Versions: 1.10.0
> Reporter: Rahul Challapalli
> Assignee: Paul Rogers
> Fix For: 1.12.0
>
>
> git.commit.id.abbrev=1e0a14c
> Query:
> {code}
> ALTER SESSION SET `exec.sort.disable_managed` = false;
> alter session set `planner.width.max_per_node` = 1;
> alter session set `planner.disable_exchanges` = true;
> alter session set `planner.width.max_per_query` = 1;
> alter session set `planner.memory.max_query_memory_per_node` = 1052428800;
> alter session set `planner.enable_decimal_data_type` = true;
> select count(*) from (
> select * from dfs.`/drill/testdata/resource-manager/all_types_large` d1
> order by d1.map.missing
> ) d;
> {code}
> Boot Options (spill file size is set to 256MB)
> {code}
> 0: jdbc:drill:zk=10.10.100.190:5181> select * from sys.boot where name like '%spill%';
> +--------------------------------------------------+---------+-------+---------+----------+----------------------------------------------------+-----------+------------+
> | name | kind | type | status | num_val | string_val | bool_val | float_val |
> +--------------------------------------------------+---------+-------+---------+----------+----------------------------------------------------+-----------+------------+
> | drill.exec.sort.external.spill.directories | STRING | BOOT | BOOT | null | [
> # drill-override.conf: 26
> "/tmp/test"
> ] | null | null |
> | drill.exec.sort.external.spill.file_size | STRING | BOOT | BOOT | null | "256M" | null | null |
> | drill.exec.sort.external.spill.fs | STRING | BOOT | BOOT | null | "maprfs:///" | null | null |
> | drill.exec.sort.external.spill.group.size | LONG | BOOT | BOOT | 40000 | null | null | null |
> | drill.exec.sort.external.spill.merge_batch_size | STRING | BOOT | BOOT | null | "16M" | null | null |
> | drill.exec.sort.external.spill.spill_batch_size | STRING | BOOT | BOOT | null | "8M" | null | null |
> | drill.exec.sort.external.spill.threshold | LONG | BOOT | BOOT | 40000 | null | null | null |
> +--------------------------------------------------+---------+-------+---------+----------+----------------------------------------------------+-----------+------------+
> {code}
> Below are the spill files while the query is still executing. The size of the spill files is ~34MB
> {code}
> -rwxr-xr-x 3 root root 34957815 2017-05-05 11:26 /tmp/test/26f33c36-4235-3531-aeaa-2c73dc4ddeb5_major0_minor0_op5_sort/run1
> -rwxr-xr-x 3 root root 34957815 2017-05-05 11:27 /tmp/test/26f33c36-4235-3531-aeaa-2c73dc4ddeb5_major0_minor0_op5_sort/run2
> -rwxr-xr-x 3 root root 0 2017-05-05 11:27 /tmp/test/26f33c36-4235-3531-aeaa-2c73dc4ddeb5_major0_minor0_op5_sort/run3
> {code}
> The data set is too large to attach here. Reach out to me if you need anything
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