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Posted to notifications@shardingsphere.apache.org by GitBox <gi...@apache.org> on 2021/07/13 05:54:30 UTC
[GitHub] [shardingsphere] TeslaCN opened a new issue #11305: Is it possible to replace the usage of `UUID.randomUUID()`?
TeslaCN opened a new issue #11305:
URL: https://github.com/apache/shardingsphere/issues/11305
## Feature Request
Related to #10626
### Is your feature request related to a problem?
https://github.com/apache/shardingsphere/blob/4cc516ef3ccd8d9abcebf9b3de69a4af1f586cf6/shardingsphere-infra/shardingsphere-infra-executor/src/main/java/org/apache/shardingsphere/infra/executor/kernel/model/ExecutionGroupContext.java#L40
The randomUUID is slow even if I used the `/dev/urandom`.
`-Djava.security.egd=file:/dev/./urandom`
Threads may be blocked in high concurrency scenario.
I measured this methods with JMH and dump stacks.
```
"icu.wwj.jmh.MyBenchmark.measureRandomUUID-jmh-worker-12" #23 daemon prio=5 os_prio=31 tid=0x00007f8ab18b6800 nid=0x9b03 waiting for monitor entry [0x00007000078ae000]
java.lang.Thread.State: BLOCKED (on object monitor)
at sun.security.provider.SecureRandom.engineNextBytes(SecureRandom.java:215)
- waiting to lock <0x00000006c000a9e0> (a sun.security.provider.SecureRandom)
at java.security.SecureRandom.nextBytes(SecureRandom.java:478)
at java.util.UUID.randomUUID(UUID.java:145)
at icu.wwj.jmh.MyBenchmark.measureRandomUUID(MyBenchmark.java:62)
at icu.wwj.jmh.generated.MyBenchmark_measureRandomUUID.measureRandomUUID_thrpt_jmhStub(MyBenchmark_measureRandomUUID.java:101)
at icu.wwj.jmh.generated.MyBenchmark_measureRandomUUID.measureRandomUUID_Throughput(MyBenchmark_measureRandomUUID.java:70)
at sun.reflect.GeneratedMethodAccessor9.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.openjdk.jmh.runner.LoopBenchmarkHandler$BenchmarkTask.call(LoopBenchmarkHandler.java:199)
at org.openjdk.jmh.runner.LoopBenchmarkHandler$BenchmarkTask.call(LoopBenchmarkHandler.java:181)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
"icu.wwj.jmh.MyBenchmark.measureRandomUUID-jmh-worker-11" #22 daemon prio=5 os_prio=31 tid=0x00007f8ab30db800 nid=0x9c03 waiting for monitor entry [0x00007000077ab000]
java.lang.Thread.State: BLOCKED (on object monitor)
at sun.security.provider.SecureRandom.engineNextBytes(SecureRandom.java:215)
- waiting to lock <0x00000006c000a9e0> (a sun.security.provider.SecureRandom)
at java.security.SecureRandom.nextBytes(SecureRandom.java:478)
at java.util.UUID.randomUUID(UUID.java:145)
at icu.wwj.jmh.MyBenchmark.measureRandomUUID(MyBenchmark.java:62)
at icu.wwj.jmh.generated.MyBenchmark_measureRandomUUID.measureRandomUUID_thrpt_jmhStub(MyBenchmark_measureRandomUUID.java:101)
at icu.wwj.jmh.generated.MyBenchmark_measureRandomUUID.measureRandomUUID_Throughput(MyBenchmark_measureRandomUUID.java:70)
at sun.reflect.GeneratedMethodAccessor9.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.openjdk.jmh.runner.LoopBenchmarkHandler$BenchmarkTask.call(LoopBenchmarkHandler.java:199)
at org.openjdk.jmh.runner.LoopBenchmarkHandler$BenchmarkTask.call(LoopBenchmarkHandler.java:181)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
"icu.wwj.jmh.MyBenchmark.measureRandomUUID-jmh-worker-10" #21 daemon prio=5 os_prio=31 tid=0x00007f8ab7028800 nid=0x9d03 waiting for monitor entry [0x00007000076a8000]
java.lang.Thread.State: BLOCKED (on object monitor)
at sun.security.provider.SecureRandom.engineNextBytes(SecureRandom.java:215)
- waiting to lock <0x00000006c000a9e0> (a sun.security.provider.SecureRandom)
at java.security.SecureRandom.nextBytes(SecureRandom.java:478)
at java.util.UUID.randomUUID(UUID.java:145)
at icu.wwj.jmh.MyBenchmark.measureRandomUUID(MyBenchmark.java:62)
at icu.wwj.jmh.generated.MyBenchmark_measureRandomUUID.measureRandomUUID_thrpt_jmhStub(MyBenchmark_measureRandomUUID.java:101)
at icu.wwj.jmh.generated.MyBenchmark_measureRandomUUID.measureRandomUUID_Throughput(MyBenchmark_measureRandomUUID.java:70)
at sun.reflect.GeneratedMethodAccessor9.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.openjdk.jmh.runner.LoopBenchmarkHandler$BenchmarkTask.call(LoopBenchmarkHandler.java:199)
at org.openjdk.jmh.runner.LoopBenchmarkHandler$BenchmarkTask.call(LoopBenchmarkHandler.java:181)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
"icu.wwj.jmh.MyBenchmark.measureRandomUUID-jmh-worker-9" #20 daemon prio=5 os_prio=31 tid=0x00007f8ab30da000 nid=0x9e03 waiting for monitor entry [0x00007000075a5000]
java.lang.Thread.State: BLOCKED (on object monitor)
at sun.security.provider.SecureRandom.engineNextBytes(SecureRandom.java:215)
- locked <0x00000006c000a9e0> (a sun.security.provider.SecureRandom)
at java.security.SecureRandom.nextBytes(SecureRandom.java:478)
at java.util.UUID.randomUUID(UUID.java:145)
at icu.wwj.jmh.MyBenchmark.measureRandomUUID(MyBenchmark.java:62)
at icu.wwj.jmh.generated.MyBenchmark_measureRandomUUID.measureRandomUUID_thrpt_jmhStub(MyBenchmark_measureRandomUUID.java:101)
at icu.wwj.jmh.generated.MyBenchmark_measureRandomUUID.measureRandomUUID_Throughput(MyBenchmark_measureRandomUUID.java:70)
at sun.reflect.GeneratedMethodAccessor9.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.openjdk.jmh.runner.LoopBenchmarkHandler$BenchmarkTask.call(LoopBenchmarkHandler.java:199)
at org.openjdk.jmh.runner.LoopBenchmarkHandler$BenchmarkTask.call(LoopBenchmarkHandler.java:181)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
"icu.wwj.jmh.MyBenchmark.measureRandomUUID-jmh-worker-8" #19 daemon prio=5 os_prio=31 tid=0x00007f8ab6060000 nid=0x9f03 waiting for monitor entry [0x00007000074a2000]
java.lang.Thread.State: BLOCKED (on object monitor)
at sun.security.provider.SecureRandom.engineNextBytes(SecureRandom.java:215)
- waiting to lock <0x00000006c000a9e0> (a sun.security.provider.SecureRandom)
at java.security.SecureRandom.nextBytes(SecureRandom.java:478)
at java.util.UUID.randomUUID(UUID.java:145)
at icu.wwj.jmh.MyBenchmark.measureRandomUUID(MyBenchmark.java:62)
at icu.wwj.jmh.generated.MyBenchmark_measureRandomUUID.measureRandomUUID_thrpt_jmhStub(MyBenchmark_measureRandomUUID.java:101)
at icu.wwj.jmh.generated.MyBenchmark_measureRandomUUID.measureRandomUUID_Throughput(MyBenchmark_measureRandomUUID.java:70)
at sun.reflect.GeneratedMethodAccessor9.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.openjdk.jmh.runner.LoopBenchmarkHandler$BenchmarkTask.call(LoopBenchmarkHandler.java:199)
at org.openjdk.jmh.runner.LoopBenchmarkHandler$BenchmarkTask.call(LoopBenchmarkHandler.java:181)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
"icu.wwj.jmh.MyBenchmark.measureRandomUUID-jmh-worker-7" #18 daemon prio=5 os_prio=31 tid=0x00007f8ab30d9800 nid=0x5d03 waiting for monitor entry [0x000070000739f000]
java.lang.Thread.State: BLOCKED (on object monitor)
at sun.security.provider.SecureRandom.engineNextBytes(SecureRandom.java:215)
- waiting to lock <0x00000006c000a9e0> (a sun.security.provider.SecureRandom)
at java.security.SecureRandom.nextBytes(SecureRandom.java:478)
at java.util.UUID.randomUUID(UUID.java:145)
at icu.wwj.jmh.MyBenchmark.measureRandomUUID(MyBenchmark.java:62)
at icu.wwj.jmh.generated.MyBenchmark_measureRandomUUID.measureRandomUUID_thrpt_jmhStub(MyBenchmark_measureRandomUUID.java:101)
at icu.wwj.jmh.generated.MyBenchmark_measureRandomUUID.measureRandomUUID_Throughput(MyBenchmark_measureRandomUUID.java:70)
at sun.reflect.GeneratedMethodAccessor9.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.openjdk.jmh.runner.LoopBenchmarkHandler$BenchmarkTask.call(LoopBenchmarkHandler.java:199)
at org.openjdk.jmh.runner.LoopBenchmarkHandler$BenchmarkTask.call(LoopBenchmarkHandler.java:181)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
"icu.wwj.jmh.MyBenchmark.measureRandomUUID-jmh-worker-6" #17 daemon prio=5 os_prio=31 tid=0x00007f8ab18b5800 nid=0xa103 waiting for monitor entry [0x000070000729c000]
java.lang.Thread.State: BLOCKED (on object monitor)
at sun.security.provider.SecureRandom.engineNextBytes(SecureRandom.java:215)
- waiting to lock <0x00000006c000a9e0> (a sun.security.provider.SecureRandom)
at java.security.SecureRandom.nextBytes(SecureRandom.java:478)
at java.util.UUID.randomUUID(UUID.java:145)
at icu.wwj.jmh.MyBenchmark.measureRandomUUID(MyBenchmark.java:62)
at icu.wwj.jmh.generated.MyBenchmark_measureRandomUUID.measureRandomUUID_thrpt_jmhStub(MyBenchmark_measureRandomUUID.java:101)
at icu.wwj.jmh.generated.MyBenchmark_measureRandomUUID.measureRandomUUID_Throughput(MyBenchmark_measureRandomUUID.java:70)
at sun.reflect.GeneratedMethodAccessor9.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.openjdk.jmh.runner.LoopBenchmarkHandler$BenchmarkTask.call(LoopBenchmarkHandler.java:199)
at org.openjdk.jmh.runner.LoopBenchmarkHandler$BenchmarkTask.call(LoopBenchmarkHandler.java:181)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
"icu.wwj.jmh.MyBenchmark.measureRandomUUID-jmh-worker-5" #16 daemon prio=5 os_prio=31 tid=0x00007f8ab18b5000 nid=0xa203 waiting for monitor entry [0x0000700007199000]
java.lang.Thread.State: BLOCKED (on object monitor)
at sun.security.provider.SecureRandom.engineNextBytes(SecureRandom.java:215)
- waiting to lock <0x00000006c000a9e0> (a sun.security.provider.SecureRandom)
at java.security.SecureRandom.nextBytes(SecureRandom.java:478)
at java.util.UUID.randomUUID(UUID.java:145)
at icu.wwj.jmh.MyBenchmark.measureRandomUUID(MyBenchmark.java:62)
at icu.wwj.jmh.generated.MyBenchmark_measureRandomUUID.measureRandomUUID_thrpt_jmhStub(MyBenchmark_measureRandomUUID.java:101)
at icu.wwj.jmh.generated.MyBenchmark_measureRandomUUID.measureRandomUUID_Throughput(MyBenchmark_measureRandomUUID.java:70)
at sun.reflect.GeneratedMethodAccessor9.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.openjdk.jmh.runner.LoopBenchmarkHandler$BenchmarkTask.call(LoopBenchmarkHandler.java:199)
at org.openjdk.jmh.runner.LoopBenchmarkHandler$BenchmarkTask.call(LoopBenchmarkHandler.java:181)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
"icu.wwj.jmh.MyBenchmark.measureRandomUUID-jmh-worker-4" #15 daemon prio=5 os_prio=31 tid=0x00007f8ab18b0800 nid=0x5a03 waiting for monitor entry [0x0000700007096000]
java.lang.Thread.State: BLOCKED (on object monitor)
at sun.security.provider.SecureRandom.engineNextBytes(SecureRandom.java:215)
- waiting to lock <0x00000006c000a9e0> (a sun.security.provider.SecureRandom)
at java.security.SecureRandom.nextBytes(SecureRandom.java:478)
at java.util.UUID.randomUUID(UUID.java:145)
at icu.wwj.jmh.MyBenchmark.measureRandomUUID(MyBenchmark.java:62)
at icu.wwj.jmh.generated.MyBenchmark_measureRandomUUID.measureRandomUUID_thrpt_jmhStub(MyBenchmark_measureRandomUUID.java:101)
at icu.wwj.jmh.generated.MyBenchmark_measureRandomUUID.measureRandomUUID_Throughput(MyBenchmark_measureRandomUUID.java:70)
at sun.reflect.GeneratedMethodAccessor9.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.openjdk.jmh.runner.LoopBenchmarkHandler$BenchmarkTask.call(LoopBenchmarkHandler.java:199)
at org.openjdk.jmh.runner.LoopBenchmarkHandler$BenchmarkTask.call(LoopBenchmarkHandler.java:181)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
"icu.wwj.jmh.MyBenchmark.measureRandomUUID-jmh-worker-3" #14 daemon prio=5 os_prio=31 tid=0x00007f8ab5b23800 nid=0x5803 waiting for monitor entry [0x0000700006f93000]
java.lang.Thread.State: BLOCKED (on object monitor)
at sun.security.provider.SecureRandom.engineNextBytes(SecureRandom.java:215)
- waiting to lock <0x00000006c000a9e0> (a sun.security.provider.SecureRandom)
at java.security.SecureRandom.nextBytes(SecureRandom.java:478)
at java.util.UUID.randomUUID(UUID.java:145)
at icu.wwj.jmh.MyBenchmark.measureRandomUUID(MyBenchmark.java:62)
at icu.wwj.jmh.generated.MyBenchmark_measureRandomUUID.measureRandomUUID_thrpt_jmhStub(MyBenchmark_measureRandomUUID.java:101)
at icu.wwj.jmh.generated.MyBenchmark_measureRandomUUID.measureRandomUUID_Throughput(MyBenchmark_measureRandomUUID.java:70)
at sun.reflect.GeneratedMethodAccessor9.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.openjdk.jmh.runner.LoopBenchmarkHandler$BenchmarkTask.call(LoopBenchmarkHandler.java:199)
at org.openjdk.jmh.runner.LoopBenchmarkHandler$BenchmarkTask.call(LoopBenchmarkHandler.java:181)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
"icu.wwj.jmh.MyBenchmark.measureRandomUUID-jmh-worker-2" #13 daemon prio=5 os_prio=31 tid=0x00007f8ab5b22800 nid=0x5703 waiting for monitor entry [0x0000700006e90000]
java.lang.Thread.State: BLOCKED (on object monitor)
at sun.security.provider.SecureRandom.engineNextBytes(SecureRandom.java:215)
- waiting to lock <0x00000006c000a9e0> (a sun.security.provider.SecureRandom)
at java.security.SecureRandom.nextBytes(SecureRandom.java:478)
at java.util.UUID.randomUUID(UUID.java:145)
at icu.wwj.jmh.MyBenchmark.measureRandomUUID(MyBenchmark.java:62)
at icu.wwj.jmh.generated.MyBenchmark_measureRandomUUID.measureRandomUUID_thrpt_jmhStub(MyBenchmark_measureRandomUUID.java:101)
at icu.wwj.jmh.generated.MyBenchmark_measureRandomUUID.measureRandomUUID_Throughput(MyBenchmark_measureRandomUUID.java:70)
at sun.reflect.GeneratedMethodAccessor9.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.openjdk.jmh.runner.LoopBenchmarkHandler$BenchmarkTask.call(LoopBenchmarkHandler.java:199)
at org.openjdk.jmh.runner.LoopBenchmarkHandler$BenchmarkTask.call(LoopBenchmarkHandler.java:181)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
"icu.wwj.jmh.MyBenchmark.measureRandomUUID-jmh-worker-1" #12 daemon prio=5 os_prio=31 tid=0x00007f8ab5b1b000 nid=0x5603 waiting for monitor entry [0x0000700006d8d000]
java.lang.Thread.State: BLOCKED (on object monitor)
at sun.security.provider.SecureRandom.engineNextBytes(SecureRandom.java:215)
- waiting to lock <0x00000006c000a9e0> (a sun.security.provider.SecureRandom)
at java.security.SecureRandom.nextBytes(SecureRandom.java:478)
at java.util.UUID.randomUUID(UUID.java:145)
at icu.wwj.jmh.MyBenchmark.measureRandomUUID(MyBenchmark.java:62)
at icu.wwj.jmh.generated.MyBenchmark_measureRandomUUID.measureRandomUUID_thrpt_jmhStub(MyBenchmark_measureRandomUUID.java:101)
at icu.wwj.jmh.generated.MyBenchmark_measureRandomUUID.measureRandomUUID_Throughput(MyBenchmark_measureRandomUUID.java:70)
at sun.reflect.GeneratedMethodAccessor9.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.openjdk.jmh.runner.LoopBenchmarkHandler$BenchmarkTask.call(LoopBenchmarkHandler.java:199)
at org.openjdk.jmh.runner.LoopBenchmarkHandler$BenchmarkTask.call(LoopBenchmarkHandler.java:181)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
```
### Describe the feature you would like.
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[GitHub] [shardingsphere] terrymanu commented on issue #11305: Is it possible to replace the usage of `UUID.randomUUID()`?
Posted by GitBox <gi...@apache.org>.
terrymanu commented on issue #11305:
URL: https://github.com/apache/shardingsphere/issues/11305#issuecomment-878802812
Sure, if the performance can be improved, please change it
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[GitHub] [shardingsphere] TeslaCN closed issue #11305: Is it possible to replace the usage of `UUID.randomUUID()`?
Posted by GitBox <gi...@apache.org>.
TeslaCN closed issue #11305:
URL: https://github.com/apache/shardingsphere/issues/11305
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[GitHub] [shardingsphere] TeslaCN commented on issue #11305: Is it possible to replace the usage of `UUID.randomUUID()`?
Posted by GitBox <gi...@apache.org>.
TeslaCN commented on issue #11305:
URL: https://github.com/apache/shardingsphere/issues/11305#issuecomment-984581735
Close via #11982
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