Rahul Challapalli created DRILL-5478:
----------------------------------------
Summary: 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
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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