utils: use WeakReference in BatchInserter to fix ThreadLocal retention of JCQueue #2747
| Job | Run time |
|---|---|
| 4m 43s | |
| 3m 10s | |
| 1m 50s | |
| 8m 29s | |
| 1m 56s | |
| 3m 6s | |
| 17m 47s | |
| 2m 32s | |
| 1m 54s | |
| 7m 19s | |
| 18m 36s | |
| 1h 11m 22s |
| Job | Run time |
|---|---|
| 4m 43s | |
| 3m 10s | |
| 1m 50s | |
| 8m 29s | |
| 1m 56s | |
| 3m 6s | |
| 17m 47s | |
| 2m 32s | |
| 1m 54s | |
| 7m 19s | |
| 18m 36s | |
| 1h 11m 22s |