Github user milleruntime commented on the issue:
https://github.com/apache/accumulo/pull/255
Shell trace output:
<pre>
Trace started at 2017/04/28 10:49:35.021
Time Start Service@Location Name
25863+0 sh...@canx2um-78286w.infosec.tycho.ncsc.mil shell:root
1+2 tserver@0.0.0.0 listLocalUsers
3+4499 master@0.0.0.0 beginFateOperation
1+4508 sh...@canx2um-78286w.infosec.tycho.ncsc.mil
client:executeFateOperation
4+4512 master@0.0.0.0 executeFateOperation
3+4517 master@0.0.0.0 CreateTable
1+4520 master@0.0.0.0 CreateTable
13+4525 master@0.0.0.0 SetupPermissions
3+4541 master@0.0.0.0 PopulateZookeeper
11+4544 master@0.0.0.0 PopulateZookeeper
3+4559 master@0.0.0.0 ChooseDir
13+4565 master@0.0.0.0 CreateDir
12+4566 master@0.0.0.0 mkdir
5+4571 master@0.0.0.0 ClientNamenodeProtocol#mkdirs
3+4581 master@0.0.0.0 PopulateMetadata
1+4582 tserver@0.0.0.0 update
1+4582 tserver@0.0.0.0 wal
4+4586 master@0.0.0.0 FinishCreateTable
1+4518 sh...@canx2um-78286w.infosec.tycho.ncsc.mil
client:waitForFateOperation
88+4519 master@0.0.0.0 waitForFateOperation
1+4610 sh...@canx2um-78286w.infosec.tycho.ncsc.mil
client:finishFateOperation
3+4611 master@0.0.0.0 finishFateOperation
1+4623 tserver@0.0.0.0 listLocalUsers
56+8014 sh...@canx2um-78286w.infosec.tycho.ncsc.mil close
46+8015 sh...@canx2um-78286w.infosec.tycho.ncsc.mil BinMutations 1
44+8016 sh...@canx2um-78286w.infosec.tycho.ncsc.mil binMutations
2+8043 sh...@canx2um-78286w.infosec.tycho.ncsc.mil
client:startScan
1+8046 tserver@0.0.0.0 startScan
1+8058 tserver@0.0.0.0 startScan
1+8058 tserver@0.0.0.0 metadata tablets read ahead 3
9+8061 sh...@canx2um-78286w.infosec.tycho.ncsc.mil
org.apache.accumulo.core.client.impl.TabletServerBatchWriter$MutationWriter 1
9+8061 sh...@canx2um-78286w.infosec.tycho.ncsc.mil
sendMutations
1+8066 sh...@canx2um-78286w.infosec.tycho.ncsc.mil
client:update
3+8067 tserver@0.0.0.0 update
1+8068 tserver@0.0.0.0 wal
1+8069 tserver@0.0.0.0 commit
1+8071 tserver@0.0.0.0 listLocalUsers
4+11506 tserver@0.0.0.0 getTableConfiguration
4+11513 tserver@0.0.0.0 getTableConfiguration
4+11519 tserver@0.0.0.0 getTableConfiguration
4+11524 tserver@0.0.0.0 getTableConfiguration
5+11540 sh...@canx2um-78286w.infosec.tycho.ncsc.mil scan
5+11540 sh...@canx2um-78286w.infosec.tycho.ncsc.mil scan:location
2+11542 tserver@0.0.0.0 startScan
2+11542 tserver@0.0.0.0 tablet read ahead 1
3+17872 master@0.0.0.0 beginFateOperation
4+17876 master@0.0.0.0 executeFateOperation
3+17881 master@0.0.0.0 DeleteTable
3+17884 master@0.0.0.0 DeleteTable
5+17999 master@0.0.0.0 CleanUp
3+18001 master@0.0.0.0 scan
3+18001 master@0.0.0.0 scan:location
2+18002 tserver@0.0.0.0 startScan
2+18002 tserver@0.0.0.0 metadata tablets read ahead 8
4+18058 master@0.0.0.0 CleanUp
3+18059 master@0.0.0.0 scan
3+18059 master@0.0.0.0 scan:location
1+18059 master@0.0.0.0 client:startScan
1+18060 tserver@0.0.0.0 startScan
1+18060 tserver@0.0.0.0 metadata tablets read ahead 1
40+18062 master@0.0.0.0 CleanUp
3+18063 master@0.0.0.0 batch scanner 25- 1
1+18064 tserver@0.0.0.0 startMultiScan
1+18064 tserver@0.0.0.0 metadata tablets read ahead 2
2+18067 master@0.0.0.0 scan
2+18067 master@0.0.0.0 scan:location
1+18067 tserver@0.0.0.0 startScan
1+18067 tserver@0.0.0.0 metadata tablets read ahead 3
4+18069 master@0.0.0.0 close
2+18076 master@0.0.0.0 scan
2+18076 master@0.0.0.0 scan:location
1+18077 tserver@0.0.0.0 startScan
1+18077 tserver@0.0.0.0 metadata tablets read ahead 4
5+18079 master@0.0.0.0 delete
3+18080 master@0.0.0.0 ClientNamenodeProtocol#delete
229+17880 master@0.0.0.0 waitForFateOperation
2+18110 master@0.0.0.0 finishFateOperation
1+23194 tserver@0.0.0.0 listLocalUsers
The following spans are not rooted (probably due to a parent span of length
0ms):
4+18069 master@0.0.0.0
org.apache.accumulo.core.client.impl.TabletServerBatchWriter$MutationWriter 1
4+18069 master@0.0.0.0 sendMutations
3+18070 tserver@0.0.0.0 wal
3+18070 tserver@0.0.0.0 update
</pre>
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