EdColeman commented on issue #1689:
URL: https://github.com/apache/accumulo/issues/1689#issuecomment-694880436
Timeline - maybe this helps to provide context, an abbreviated timeline of
the messages logged:
```
16:34:20,453 - tserver started and looks to be normal assignments and no
errors.
16:41:04,036 - Rebuilding dynamic classloader using files...
16:41:05,045 - [same]
16:41:05,114 - [same]
16:47:36,354 - [same]
16:47:36,414 - [same] 452 times over the next 18 hrs.
...
16:51:02,398 - WARN loadTablet message from a master that does not hold the
master lock
...
16:53:22,105 - ERROR: memory manager failed null.
these continued for the next 18 hrs - 2300 times.
next day
10:05:29,983 - tserver dies with a segfault - Problematic frame: J 8944
java.util.HashSet.add(Ljava/lang/Object;)Z (20 bytes)
The only ERROR log messages reported:
16:51:02,398 - bad master lock / loadTablet request.
16:53:22,105 - First memory manager failed.
19:18:01,855 - vfs.AccumuloReloadingVFSClassLoader ERROR: Invalid URI escape
sequence
```
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