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Posted to commits@cassandra.apache.org by "Ilya Kirnos (JIRA)" <ji...@apache.org> on 2013/05/01 00:00:17 UTC

[jira] [Updated] (CASSANDRA-5520) Query tracing session info inconsistent with events info

     [ https://issues.apache.org/jira/browse/CASSANDRA-5520?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ilya Kirnos updated CASSANDRA-5520:
-----------------------------------

    Description: 
Session info for a trace is showing that a query took > 10 seconds (it timed out).
cqlsh:system_traces> select session_id, duration, request from sessions where session_id = c7e36a30-af3a-11e2-9ec9-772ec39805fe;
session_id | duration | request
------------------------------------------------------------
c7e36a30-af3a-11e2-9ec9-772ec39805fe | 10000230 | multiget_slice
However, the event-level breakdown shows no such large duration:
cqlsh:system_traces> select * from events where session_id = c7e36a30-af3a-11e2-9ec9-772ec39805fe;
session_id | event_id | activity | source | source_elapsed | thread
-------------------------------------------------------------------------------------------------------------------------------------------------+-----------------------
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e36a30-af3a-11e2-9480-e9d811e0fc18 | Message received from /xxx.xxx.90.147 | xxx.xxx.4.16 | 19 | Thread-57
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e36a31-af3a-11e2-9ec9-772ec39805fe | Sending message to /xxx.xxx.153.16 | xxx.xxx.90.147 | 246 | WRITE-/xxx.xxx.4.16
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39140-af3a-11e2-9480-e9d811e0fc18 | Message received from /xxx.xxx.90.147 | xxx.xxx.4.16 | 259 | Thread-57
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39140-af3a-11e2-9ec9-772ec39805fe | Sending message to /10.248.106.37 | xxx.xxx.90.147 | 253 | WRITE-/xxx.xxx.79.52
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39140-af3a-11e2-b8dc-a7032a583115 | Message received from /xxx.xxx.90.147 | xxx.xxx.213.136 | 25 | Thread-94
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39141-af3a-11e2-9480-e9d811e0fc18 | Executing single-partition query on CardHash | xxx.xxx.4.16 | 421 | ReadStage:5329
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39141-af3a-11e2-9ec9-772ec39805fe | Sending message to /xxx.xxx.151.214 | xxx.xxx.90.147 | 310 | WRITE-/xxx.xxx.213.136
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39141-af3a-11e2-b8dc-a7032a583115 | Message received from /xxx.xxx.90.147 | xxx.xxx.213.136 | 106 | Thread-94
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39142-af3a-11e2-9480-e9d811e0fc18 | Acquiring sstable references | xxx.xxx.4.16 | 444 | ReadStage:5329
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39142-af3a-11e2-9ec9-772ec39805fe | Sending message to /10.248.106.37 | xxx.xxx.90.147 | 352 | WRITE-/xxx.xxx.79.52
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39142-af3a-11e2-b8dc-a7032a583115 | Executing single-partition query on CardHash | xxx.xxx.213.136 | 144 | ReadStage:11
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39143-af3a-11e2-9480-e9d811e0fc18 | Merging memtable contents | xxx.xxx.4.16 | 472 | ReadStage:5329
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39143-af3a-11e2-9ec9-772ec39805fe | Sending message to /10.248.95.237 | xxx.xxx.90.147 | 362 | WRITE-/xxx.xxx.201.218
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39143-af3a-11e2-b8dc-a7032a583115 | Acquiring sstable references | xxx.xxx.213.136 | 164 | ReadStage:11
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39144-af3a-11e2-9480-e9d811e0fc18 | Merging data from memtables and 0 sstables | xxx.xxx.4.16 | 510 | ReadStage:5329
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39144-af3a-11e2-9ec9-772ec39805fe | Sending message to /xxx.xxx.151.214 | xxx.xxx.90.147 | 376 | WRITE-/xxx.xxx.213.136
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39144-af3a-11e2-b8dc-a7032a583115 | Merging memtable contents | xxx.xxx.213.136 | 195 | ReadStage:11
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39145-af3a-11e2-9480-e9d811e0fc18 | Read 0 live cells and 0 tombstoned | xxx.xxx.4.16 | 530 | ReadStage:5329
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39145-af3a-11e2-9ec9-772ec39805fe | Sending message to /10.248.95.237 | xxx.xxx.90.147 | 401 | WRITE-/xxx.xxx.201.218
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39145-af3a-11e2-b8dc-a7032a583115 | Executing single-partition query on CardHash | xxx.xxx.213.136 | 202 | ReadStage:41
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39146-af3a-11e2-9480-e9d811e0fc18 | Enqueuing response to /xxx.xxx.90.147 | xxx.xxx.4.16 | 572 | ReadStage:5329
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39146-af3a-11e2-9ec9-772ec39805fe | Sending message to /xxx.xxx.153.16 | xxx.xxx.90.147 | 489 | WRITE-/xxx.xxx.4.16
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39146-af3a-11e2-b8dc-a7032a583115 | Acquiring sstable references | xxx.xxx.213.136 | 215 | ReadStage:41
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39147-af3a-11e2-9480-e9d811e0fc18 | Executing single-partition query on CardHash | xxx.xxx.4.16 | 610 | ReadStage:5330
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39147-af3a-11e2-b8dc-a7032a583115 | Merging data from memtables and 0 sstables | xxx.xxx.213.136 | 239 | ReadStage:11
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39148-af3a-11e2-9480-e9d811e0fc18 | Acquiring sstable references | xxx.xxx.4.16 | 625 | ReadStage:5330
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39148-af3a-11e2-b8dc-a7032a583115 | Merging memtable contents | xxx.xxx.213.136 | 242 | ReadStage:41
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39149-af3a-11e2-9480-e9d811e0fc18 | Sending message to /xxx.xxx.152.81 | xxx.xxx.4.16 | 627 | WRITE-/xxx.xxx.90.147
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39149-af3a-11e2-b8dc-a7032a583115 | Read 0 live cells and 0 tombstoned | xxx.xxx.213.136 | 258 | ReadStage:11
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3914a-af3a-11e2-9480-e9d811e0fc18 | Merging memtable contents | xxx.xxx.4.16 | 646 | ReadStage:5330
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3914a-af3a-11e2-b8dc-a7032a583115 | Merging data from memtables and 0 sstables | xxx.xxx.213.136 | 287 | ReadStage:41
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3914b-af3a-11e2-9480-e9d811e0fc18 | Merging data from memtables and 0 sstables | xxx.xxx.4.16 | 679 | ReadStage:5330
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3914b-af3a-11e2-b8dc-a7032a583115 | Enqueuing response to /xxx.xxx.90.147 | xxx.xxx.213.136 | 301 | ReadStage:11
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3914c-af3a-11e2-9480-e9d811e0fc18 | Read 0 live cells and 0 tombstoned | xxx.xxx.4.16 | 704 | ReadStage:5330
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3914c-af3a-11e2-b8dc-a7032a583115 | Read 0 live cells and 0 tombstoned | xxx.xxx.213.136 | 311 | ReadStage:41
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3914d-af3a-11e2-9480-e9d811e0fc18 | Enqueuing response to /xxx.xxx.90.147 | xxx.xxx.4.16 | 763 | ReadStage:5330
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3914d-af3a-11e2-b8dc-a7032a583115 | Enqueuing response to /xxx.xxx.90.147 | xxx.xxx.213.136 | 354 | ReadStage:41
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3914e-af3a-11e2-b8dc-a7032a583115 | Sending message to /xxx.xxx.152.81 | xxx.xxx.213.136 | 374 | WRITE-/xxx.xxx.90.147
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3b850-af3a-11e2-9ec9-772ec39805fe | Message received from /xxx.xxx.213.136 | xxx.xxx.90.147 | 1289 | Thread-80
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3b850-af3a-11e2-9f00-0b1bd79b59b0 | Message received from /xxx.xxx.90.147 | xxx.xxx.79.52 | 28 | Thread-71
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3b851-af3a-11e2-9ec9-772ec39805fe | Processing response from /xxx.xxx.213.136 | xxx.xxx.90.147 | 1370 | RequestResponseStage:8
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3b852-af3a-11e2-9ec9-772ec39805fe | Message received from /xxx.xxx.4.16 | xxx.xxx.90.147 | 1533 | Thread-1435
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3b853-af3a-11e2-9ec9-772ec39805fe | Processing response from /xxx.xxx.4.16 | xxx.xxx.90.147 | 1598 | RequestResponseStage:7
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df60-af3a-11e2-9ec9-772ec39805fe | Message received from /xxx.xxx.79.52 | xxx.xxx.90.147 | 2527 | Thread-143
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df60-af3a-11e2-9f00-0b1bd79b59b0 | Message received from /xxx.xxx.90.147 | xxx.xxx.79.52 | 280 | Thread-71
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df61-af3a-11e2-9ec9-772ec39805fe | Processing response from /xxx.xxx.79.52 | xxx.xxx.90.147 | 2604 | RequestResponseStage:6
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df61-af3a-11e2-9f00-0b1bd79b59b0 | Executing single-partition query on CardHash | xxx.xxx.79.52 | 424 | ReadStage:6435
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df62-af3a-11e2-9f00-0b1bd79b59b0 | Acquiring sstable references | xxx.xxx.79.52 | 445 | ReadStage:6435
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df63-af3a-11e2-9f00-0b1bd79b59b0 | Merging memtable contents | xxx.xxx.79.52 | 474 | ReadStage:6435
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df64-af3a-11e2-9f00-0b1bd79b59b0 | Merging data from memtables and 0 sstables | xxx.xxx.79.52 | 525 | ReadStage:6435
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df65-af3a-11e2-9f00-0b1bd79b59b0 | Read 0 live cells and 0 tombstoned | xxx.xxx.79.52 | 545 | ReadStage:6435
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df66-af3a-11e2-9f00-0b1bd79b59b0 | Enqueuing response to /xxx.xxx.90.147 | xxx.xxx.79.52 | 603 | ReadStage:6435
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df67-af3a-11e2-9f00-0b1bd79b59b0 | Executing single-partition query on CardHash | xxx.xxx.79.52 | 617 | ReadStage:6436
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df68-af3a-11e2-9f00-0b1bd79b59b0 | Acquiring sstable references | xxx.xxx.79.52 | 632 | ReadStage:6436
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df69-af3a-11e2-9f00-0b1bd79b59b0 | Merging memtable contents | xxx.xxx.79.52 | 656 | ReadStage:6436
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df6a-af3a-11e2-9f00-0b1bd79b59b0 | Sending message to /xxx.xxx.152.81 | xxx.xxx.79.52 | 657 | WRITE-/xxx.xxx.90.147
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df6b-af3a-11e2-9f00-0b1bd79b59b0 | Merging data from memtables and 0 sstables | xxx.xxx.79.52 | 697 | ReadStage:6436
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df6c-af3a-11e2-9f00-0b1bd79b59b0 | Read 0 live cells and 0 tombstoned | xxx.xxx.79.52 | 718 | ReadStage:6436
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df6d-af3a-11e2-9f00-0b1bd79b59b0 | Enqueuing response to /xxx.xxx.90.147 | xxx.xxx.79.52 | 766 | ReadStage:6436
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e40670-af3a-11e2-b266-75b700b21012 | Message received from /xxx.xxx.90.147 | xxx.xxx.201.218 | 23 | Thread-47
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e40671-af3a-11e2-b266-75b700b21012 | Message received from /xxx.xxx.90.147 | xxx.xxx.201.218 | 81 | Thread-47
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e40672-af3a-11e2-b266-75b700b21012 | Executing single-partition query on CardHash | xxx.xxx.201.218 | 150 | ReadStage:58
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e40673-af3a-11e2-b266-75b700b21012 | Executing single-partition query on CardHash | xxx.xxx.201.218 | 158 | ReadStage:60
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e40674-af3a-11e2-b266-75b700b21012 | Acquiring sstable references | xxx.xxx.201.218 | 175 | ReadStage:58
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e40675-af3a-11e2-b266-75b700b21012 | Acquiring sstable references | xxx.xxx.201.218 | 176 | ReadStage:60
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e40676-af3a-11e2-b266-75b700b21012 | Merging memtable contents | xxx.xxx.201.218 | 201 | ReadStage:58
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e40677-af3a-11e2-b266-75b700b21012 | Merging memtable contents | xxx.xxx.201.218 | 201 | ReadStage:60
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e40678-af3a-11e2-b266-75b700b21012 | Merging data from memtables and 0 sstables | xxx.xxx.201.218 | 240 | ReadStage:58
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e40679-af3a-11e2-b266-75b700b21012 | Merging data from memtables and 0 sstables | xxx.xxx.201.218 | 243 | ReadStage:60
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e4067a-af3a-11e2-b266-75b700b21012 | Read 0 live cells and 0 tombstoned | xxx.xxx.201.218 | 264 | ReadStage:58
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e4067b-af3a-11e2-b266-75b700b21012 | Read 0 live cells and 0 tombstoned | xxx.xxx.201.218 | 264 | ReadStage:60
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e4067c-af3a-11e2-b266-75b700b21012 | Enqueuing response to /xxx.xxx.90.147 | xxx.xxx.201.218 | 310 | ReadStage:60
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e4067d-af3a-11e2-b266-75b700b21012 | Enqueuing response to /xxx.xxx.90.147 | xxx.xxx.201.218 | 310 | ReadStage:58
c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e4067e-af3a-11e2-b266-75b700b21012 | Sending message to /xxx.xxx.152.81 | xxx.xxx.201.218 | 369 | WRITE-/xxx.xxx.90.147

  was:
Session info for a trace is showing that a query took > 10 seconds (it timed out).

cqlsh:system_traces> select session_id, duration, request from sessions where session_id = c7e36a30-af3a-11e2-9ec9-772ec39805fe;

 session_id                           | duration | request
--------------------------------------+----------+----------------
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | 10000230 | multiget_slice


However, the event-level breakdown shows no such large duration:

cqlsh:system_traces> select * from events where session_id = c7e36a30-af3a-11e2-9ec9-772ec39805fe;

 session_id                           | event_id                             | activity                                     | source         | source_elapsed | thread
--------------------------------------+--------------------------------------+----------------------------------------------+----------------+----------------+------------------------
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e36a30-af3a-11e2-9480-e9d811e0fc18 |         Message received from /50.112.90.147 |    50.112.4.16 |             19 |              Thread-57
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e36a31-af3a-11e2-9ec9-772ec39805fe |            Sending message to /10.252.153.16 |  50.112.90.147 |            246 |     WRITE-/50.112.4.16
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39140-af3a-11e2-9480-e9d811e0fc18 |         Message received from /50.112.90.147 |    50.112.4.16 |            259 |              Thread-57
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39140-af3a-11e2-9ec9-772ec39805fe |            Sending message to /10.248.106.37 |  50.112.90.147 |            253 |    WRITE-/50.112.79.52
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39140-af3a-11e2-b8dc-a7032a583115 |         Message received from /50.112.90.147 | 50.112.213.136 |             25 |              Thread-94
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39141-af3a-11e2-9480-e9d811e0fc18 | Executing single-partition query on CardHash |    50.112.4.16 |            421 |         ReadStage:5329
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39141-af3a-11e2-9ec9-772ec39805fe |           Sending message to /10.252.151.214 |  50.112.90.147 |            310 |  WRITE-/50.112.213.136
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39141-af3a-11e2-b8dc-a7032a583115 |         Message received from /50.112.90.147 | 50.112.213.136 |            106 |              Thread-94
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39142-af3a-11e2-9480-e9d811e0fc18 |                 Acquiring sstable references |    50.112.4.16 |            444 |         ReadStage:5329
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39142-af3a-11e2-9ec9-772ec39805fe |            Sending message to /10.248.106.37 |  50.112.90.147 |            352 |    WRITE-/50.112.79.52
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39142-af3a-11e2-b8dc-a7032a583115 | Executing single-partition query on CardHash | 50.112.213.136 |            144 |           ReadStage:11
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39143-af3a-11e2-9480-e9d811e0fc18 |                    Merging memtable contents |    50.112.4.16 |            472 |         ReadStage:5329
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39143-af3a-11e2-9ec9-772ec39805fe |            Sending message to /10.248.95.237 |  50.112.90.147 |            362 |  WRITE-/50.112.201.218
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39143-af3a-11e2-b8dc-a7032a583115 |                 Acquiring sstable references | 50.112.213.136 |            164 |           ReadStage:11
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39144-af3a-11e2-9480-e9d811e0fc18 |   Merging data from memtables and 0 sstables |    50.112.4.16 |            510 |         ReadStage:5329
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39144-af3a-11e2-9ec9-772ec39805fe |           Sending message to /10.252.151.214 |  50.112.90.147 |            376 |  WRITE-/50.112.213.136
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39144-af3a-11e2-b8dc-a7032a583115 |                    Merging memtable contents | 50.112.213.136 |            195 |           ReadStage:11
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39145-af3a-11e2-9480-e9d811e0fc18 |           Read 0 live cells and 0 tombstoned |    50.112.4.16 |            530 |         ReadStage:5329
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39145-af3a-11e2-9ec9-772ec39805fe |            Sending message to /10.248.95.237 |  50.112.90.147 |            401 |  WRITE-/50.112.201.218
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39145-af3a-11e2-b8dc-a7032a583115 | Executing single-partition query on CardHash | 50.112.213.136 |            202 |           ReadStage:41
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39146-af3a-11e2-9480-e9d811e0fc18 |         Enqueuing response to /50.112.90.147 |    50.112.4.16 |            572 |         ReadStage:5329
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39146-af3a-11e2-9ec9-772ec39805fe |            Sending message to /10.252.153.16 |  50.112.90.147 |            489 |     WRITE-/50.112.4.16
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39146-af3a-11e2-b8dc-a7032a583115 |                 Acquiring sstable references | 50.112.213.136 |            215 |           ReadStage:41
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39147-af3a-11e2-9480-e9d811e0fc18 | Executing single-partition query on CardHash |    50.112.4.16 |            610 |         ReadStage:5330
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39147-af3a-11e2-b8dc-a7032a583115 |   Merging data from memtables and 0 sstables | 50.112.213.136 |            239 |           ReadStage:11
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39148-af3a-11e2-9480-e9d811e0fc18 |                 Acquiring sstable references |    50.112.4.16 |            625 |         ReadStage:5330
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39148-af3a-11e2-b8dc-a7032a583115 |                    Merging memtable contents | 50.112.213.136 |            242 |           ReadStage:41
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39149-af3a-11e2-9480-e9d811e0fc18 |            Sending message to /10.252.152.81 |    50.112.4.16 |            627 |   WRITE-/50.112.90.147
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39149-af3a-11e2-b8dc-a7032a583115 |           Read 0 live cells and 0 tombstoned | 50.112.213.136 |            258 |           ReadStage:11
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3914a-af3a-11e2-9480-e9d811e0fc18 |                    Merging memtable contents |    50.112.4.16 |            646 |         ReadStage:5330
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3914a-af3a-11e2-b8dc-a7032a583115 |   Merging data from memtables and 0 sstables | 50.112.213.136 |            287 |           ReadStage:41
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3914b-af3a-11e2-9480-e9d811e0fc18 |   Merging data from memtables and 0 sstables |    50.112.4.16 |            679 |         ReadStage:5330
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3914b-af3a-11e2-b8dc-a7032a583115 |         Enqueuing response to /50.112.90.147 | 50.112.213.136 |            301 |           ReadStage:11
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3914c-af3a-11e2-9480-e9d811e0fc18 |           Read 0 live cells and 0 tombstoned |    50.112.4.16 |            704 |         ReadStage:5330
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3914c-af3a-11e2-b8dc-a7032a583115 |           Read 0 live cells and 0 tombstoned | 50.112.213.136 |            311 |           ReadStage:41
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3914d-af3a-11e2-9480-e9d811e0fc18 |         Enqueuing response to /50.112.90.147 |    50.112.4.16 |            763 |         ReadStage:5330
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3914d-af3a-11e2-b8dc-a7032a583115 |         Enqueuing response to /50.112.90.147 | 50.112.213.136 |            354 |           ReadStage:41
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3914e-af3a-11e2-b8dc-a7032a583115 |            Sending message to /10.252.152.81 | 50.112.213.136 |            374 |   WRITE-/50.112.90.147
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3b850-af3a-11e2-9ec9-772ec39805fe |        Message received from /50.112.213.136 |  50.112.90.147 |           1289 |              Thread-80
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3b850-af3a-11e2-9f00-0b1bd79b59b0 |         Message received from /50.112.90.147 |   50.112.79.52 |             28 |              Thread-71
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3b851-af3a-11e2-9ec9-772ec39805fe |     Processing response from /50.112.213.136 |  50.112.90.147 |           1370 | RequestResponseStage:8
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3b852-af3a-11e2-9ec9-772ec39805fe |           Message received from /50.112.4.16 |  50.112.90.147 |           1533 |            Thread-1435
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3b853-af3a-11e2-9ec9-772ec39805fe |        Processing response from /50.112.4.16 |  50.112.90.147 |           1598 | RequestResponseStage:7
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df60-af3a-11e2-9ec9-772ec39805fe |          Message received from /50.112.79.52 |  50.112.90.147 |           2527 |             Thread-143
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df60-af3a-11e2-9f00-0b1bd79b59b0 |         Message received from /50.112.90.147 |   50.112.79.52 |            280 |              Thread-71
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df61-af3a-11e2-9ec9-772ec39805fe |       Processing response from /50.112.79.52 |  50.112.90.147 |           2604 | RequestResponseStage:6
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df61-af3a-11e2-9f00-0b1bd79b59b0 | Executing single-partition query on CardHash |   50.112.79.52 |            424 |         ReadStage:6435
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df62-af3a-11e2-9f00-0b1bd79b59b0 |                 Acquiring sstable references |   50.112.79.52 |            445 |         ReadStage:6435
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df63-af3a-11e2-9f00-0b1bd79b59b0 |                    Merging memtable contents |   50.112.79.52 |            474 |         ReadStage:6435
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df64-af3a-11e2-9f00-0b1bd79b59b0 |   Merging data from memtables and 0 sstables |   50.112.79.52 |            525 |         ReadStage:6435
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df65-af3a-11e2-9f00-0b1bd79b59b0 |           Read 0 live cells and 0 tombstoned |   50.112.79.52 |            545 |         ReadStage:6435
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df66-af3a-11e2-9f00-0b1bd79b59b0 |         Enqueuing response to /50.112.90.147 |   50.112.79.52 |            603 |         ReadStage:6435
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df67-af3a-11e2-9f00-0b1bd79b59b0 | Executing single-partition query on CardHash |   50.112.79.52 |            617 |         ReadStage:6436
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df68-af3a-11e2-9f00-0b1bd79b59b0 |                 Acquiring sstable references |   50.112.79.52 |            632 |         ReadStage:6436
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df69-af3a-11e2-9f00-0b1bd79b59b0 |                    Merging memtable contents |   50.112.79.52 |            656 |         ReadStage:6436
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df6a-af3a-11e2-9f00-0b1bd79b59b0 |            Sending message to /10.252.152.81 |   50.112.79.52 |            657 |   WRITE-/50.112.90.147
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df6b-af3a-11e2-9f00-0b1bd79b59b0 |   Merging data from memtables and 0 sstables |   50.112.79.52 |            697 |         ReadStage:6436
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df6c-af3a-11e2-9f00-0b1bd79b59b0 |           Read 0 live cells and 0 tombstoned |   50.112.79.52 |            718 |         ReadStage:6436
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df6d-af3a-11e2-9f00-0b1bd79b59b0 |         Enqueuing response to /50.112.90.147 |   50.112.79.52 |            766 |         ReadStage:6436
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e40670-af3a-11e2-b266-75b700b21012 |         Message received from /50.112.90.147 | 50.112.201.218 |             23 |              Thread-47
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e40671-af3a-11e2-b266-75b700b21012 |         Message received from /50.112.90.147 | 50.112.201.218 |             81 |              Thread-47
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e40672-af3a-11e2-b266-75b700b21012 | Executing single-partition query on CardHash | 50.112.201.218 |            150 |           ReadStage:58
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e40673-af3a-11e2-b266-75b700b21012 | Executing single-partition query on CardHash | 50.112.201.218 |            158 |           ReadStage:60
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e40674-af3a-11e2-b266-75b700b21012 |                 Acquiring sstable references | 50.112.201.218 |            175 |           ReadStage:58
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e40675-af3a-11e2-b266-75b700b21012 |                 Acquiring sstable references | 50.112.201.218 |            176 |           ReadStage:60
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e40676-af3a-11e2-b266-75b700b21012 |                    Merging memtable contents | 50.112.201.218 |            201 |           ReadStage:58
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e40677-af3a-11e2-b266-75b700b21012 |                    Merging memtable contents | 50.112.201.218 |            201 |           ReadStage:60
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e40678-af3a-11e2-b266-75b700b21012 |   Merging data from memtables and 0 sstables | 50.112.201.218 |            240 |           ReadStage:58
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e40679-af3a-11e2-b266-75b700b21012 |   Merging data from memtables and 0 sstables | 50.112.201.218 |            243 |           ReadStage:60
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e4067a-af3a-11e2-b266-75b700b21012 |           Read 0 live cells and 0 tombstoned | 50.112.201.218 |            264 |           ReadStage:58
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e4067b-af3a-11e2-b266-75b700b21012 |           Read 0 live cells and 0 tombstoned | 50.112.201.218 |            264 |           ReadStage:60
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e4067c-af3a-11e2-b266-75b700b21012 |         Enqueuing response to /50.112.90.147 | 50.112.201.218 |            310 |           ReadStage:60
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e4067d-af3a-11e2-b266-75b700b21012 |         Enqueuing response to /50.112.90.147 | 50.112.201.218 |            310 |           ReadStage:58
 c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e4067e-af3a-11e2-b266-75b700b21012 |            Sending message to /10.252.152.81 | 50.112.201.218 |            369 |   WRITE-/50.112.90.147

    
> Query tracing session info inconsistent with events info
> --------------------------------------------------------
>
>                 Key: CASSANDRA-5520
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-5520
>             Project: Cassandra
>          Issue Type: Bug
>    Affects Versions: 1.2.4
>         Environment: Linux
>            Reporter: Ilya Kirnos
>
> Session info for a trace is showing that a query took > 10 seconds (it timed out).
> cqlsh:system_traces> select session_id, duration, request from sessions where session_id = c7e36a30-af3a-11e2-9ec9-772ec39805fe;
> session_id | duration | request
> ------------------------------------------------------------
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | 10000230 | multiget_slice
> However, the event-level breakdown shows no such large duration:
> cqlsh:system_traces> select * from events where session_id = c7e36a30-af3a-11e2-9ec9-772ec39805fe;
> session_id | event_id | activity | source | source_elapsed | thread
> -------------------------------------------------------------------------------------------------------------------------------------------------+-----------------------
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e36a30-af3a-11e2-9480-e9d811e0fc18 | Message received from /xxx.xxx.90.147 | xxx.xxx.4.16 | 19 | Thread-57
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e36a31-af3a-11e2-9ec9-772ec39805fe | Sending message to /xxx.xxx.153.16 | xxx.xxx.90.147 | 246 | WRITE-/xxx.xxx.4.16
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39140-af3a-11e2-9480-e9d811e0fc18 | Message received from /xxx.xxx.90.147 | xxx.xxx.4.16 | 259 | Thread-57
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39140-af3a-11e2-9ec9-772ec39805fe | Sending message to /10.248.106.37 | xxx.xxx.90.147 | 253 | WRITE-/xxx.xxx.79.52
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39140-af3a-11e2-b8dc-a7032a583115 | Message received from /xxx.xxx.90.147 | xxx.xxx.213.136 | 25 | Thread-94
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39141-af3a-11e2-9480-e9d811e0fc18 | Executing single-partition query on CardHash | xxx.xxx.4.16 | 421 | ReadStage:5329
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39141-af3a-11e2-9ec9-772ec39805fe | Sending message to /xxx.xxx.151.214 | xxx.xxx.90.147 | 310 | WRITE-/xxx.xxx.213.136
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39141-af3a-11e2-b8dc-a7032a583115 | Message received from /xxx.xxx.90.147 | xxx.xxx.213.136 | 106 | Thread-94
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39142-af3a-11e2-9480-e9d811e0fc18 | Acquiring sstable references | xxx.xxx.4.16 | 444 | ReadStage:5329
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39142-af3a-11e2-9ec9-772ec39805fe | Sending message to /10.248.106.37 | xxx.xxx.90.147 | 352 | WRITE-/xxx.xxx.79.52
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39142-af3a-11e2-b8dc-a7032a583115 | Executing single-partition query on CardHash | xxx.xxx.213.136 | 144 | ReadStage:11
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39143-af3a-11e2-9480-e9d811e0fc18 | Merging memtable contents | xxx.xxx.4.16 | 472 | ReadStage:5329
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39143-af3a-11e2-9ec9-772ec39805fe | Sending message to /10.248.95.237 | xxx.xxx.90.147 | 362 | WRITE-/xxx.xxx.201.218
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39143-af3a-11e2-b8dc-a7032a583115 | Acquiring sstable references | xxx.xxx.213.136 | 164 | ReadStage:11
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39144-af3a-11e2-9480-e9d811e0fc18 | Merging data from memtables and 0 sstables | xxx.xxx.4.16 | 510 | ReadStage:5329
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39144-af3a-11e2-9ec9-772ec39805fe | Sending message to /xxx.xxx.151.214 | xxx.xxx.90.147 | 376 | WRITE-/xxx.xxx.213.136
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39144-af3a-11e2-b8dc-a7032a583115 | Merging memtable contents | xxx.xxx.213.136 | 195 | ReadStage:11
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39145-af3a-11e2-9480-e9d811e0fc18 | Read 0 live cells and 0 tombstoned | xxx.xxx.4.16 | 530 | ReadStage:5329
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39145-af3a-11e2-9ec9-772ec39805fe | Sending message to /10.248.95.237 | xxx.xxx.90.147 | 401 | WRITE-/xxx.xxx.201.218
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39145-af3a-11e2-b8dc-a7032a583115 | Executing single-partition query on CardHash | xxx.xxx.213.136 | 202 | ReadStage:41
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39146-af3a-11e2-9480-e9d811e0fc18 | Enqueuing response to /xxx.xxx.90.147 | xxx.xxx.4.16 | 572 | ReadStage:5329
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39146-af3a-11e2-9ec9-772ec39805fe | Sending message to /xxx.xxx.153.16 | xxx.xxx.90.147 | 489 | WRITE-/xxx.xxx.4.16
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39146-af3a-11e2-b8dc-a7032a583115 | Acquiring sstable references | xxx.xxx.213.136 | 215 | ReadStage:41
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39147-af3a-11e2-9480-e9d811e0fc18 | Executing single-partition query on CardHash | xxx.xxx.4.16 | 610 | ReadStage:5330
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39147-af3a-11e2-b8dc-a7032a583115 | Merging data from memtables and 0 sstables | xxx.xxx.213.136 | 239 | ReadStage:11
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39148-af3a-11e2-9480-e9d811e0fc18 | Acquiring sstable references | xxx.xxx.4.16 | 625 | ReadStage:5330
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39148-af3a-11e2-b8dc-a7032a583115 | Merging memtable contents | xxx.xxx.213.136 | 242 | ReadStage:41
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39149-af3a-11e2-9480-e9d811e0fc18 | Sending message to /xxx.xxx.152.81 | xxx.xxx.4.16 | 627 | WRITE-/xxx.xxx.90.147
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e39149-af3a-11e2-b8dc-a7032a583115 | Read 0 live cells and 0 tombstoned | xxx.xxx.213.136 | 258 | ReadStage:11
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3914a-af3a-11e2-9480-e9d811e0fc18 | Merging memtable contents | xxx.xxx.4.16 | 646 | ReadStage:5330
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3914a-af3a-11e2-b8dc-a7032a583115 | Merging data from memtables and 0 sstables | xxx.xxx.213.136 | 287 | ReadStage:41
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3914b-af3a-11e2-9480-e9d811e0fc18 | Merging data from memtables and 0 sstables | xxx.xxx.4.16 | 679 | ReadStage:5330
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3914b-af3a-11e2-b8dc-a7032a583115 | Enqueuing response to /xxx.xxx.90.147 | xxx.xxx.213.136 | 301 | ReadStage:11
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3914c-af3a-11e2-9480-e9d811e0fc18 | Read 0 live cells and 0 tombstoned | xxx.xxx.4.16 | 704 | ReadStage:5330
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3914c-af3a-11e2-b8dc-a7032a583115 | Read 0 live cells and 0 tombstoned | xxx.xxx.213.136 | 311 | ReadStage:41
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3914d-af3a-11e2-9480-e9d811e0fc18 | Enqueuing response to /xxx.xxx.90.147 | xxx.xxx.4.16 | 763 | ReadStage:5330
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3914d-af3a-11e2-b8dc-a7032a583115 | Enqueuing response to /xxx.xxx.90.147 | xxx.xxx.213.136 | 354 | ReadStage:41
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3914e-af3a-11e2-b8dc-a7032a583115 | Sending message to /xxx.xxx.152.81 | xxx.xxx.213.136 | 374 | WRITE-/xxx.xxx.90.147
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3b850-af3a-11e2-9ec9-772ec39805fe | Message received from /xxx.xxx.213.136 | xxx.xxx.90.147 | 1289 | Thread-80
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3b850-af3a-11e2-9f00-0b1bd79b59b0 | Message received from /xxx.xxx.90.147 | xxx.xxx.79.52 | 28 | Thread-71
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3b851-af3a-11e2-9ec9-772ec39805fe | Processing response from /xxx.xxx.213.136 | xxx.xxx.90.147 | 1370 | RequestResponseStage:8
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3b852-af3a-11e2-9ec9-772ec39805fe | Message received from /xxx.xxx.4.16 | xxx.xxx.90.147 | 1533 | Thread-1435
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3b853-af3a-11e2-9ec9-772ec39805fe | Processing response from /xxx.xxx.4.16 | xxx.xxx.90.147 | 1598 | RequestResponseStage:7
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df60-af3a-11e2-9ec9-772ec39805fe | Message received from /xxx.xxx.79.52 | xxx.xxx.90.147 | 2527 | Thread-143
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df60-af3a-11e2-9f00-0b1bd79b59b0 | Message received from /xxx.xxx.90.147 | xxx.xxx.79.52 | 280 | Thread-71
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df61-af3a-11e2-9ec9-772ec39805fe | Processing response from /xxx.xxx.79.52 | xxx.xxx.90.147 | 2604 | RequestResponseStage:6
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df61-af3a-11e2-9f00-0b1bd79b59b0 | Executing single-partition query on CardHash | xxx.xxx.79.52 | 424 | ReadStage:6435
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df62-af3a-11e2-9f00-0b1bd79b59b0 | Acquiring sstable references | xxx.xxx.79.52 | 445 | ReadStage:6435
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df63-af3a-11e2-9f00-0b1bd79b59b0 | Merging memtable contents | xxx.xxx.79.52 | 474 | ReadStage:6435
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df64-af3a-11e2-9f00-0b1bd79b59b0 | Merging data from memtables and 0 sstables | xxx.xxx.79.52 | 525 | ReadStage:6435
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df65-af3a-11e2-9f00-0b1bd79b59b0 | Read 0 live cells and 0 tombstoned | xxx.xxx.79.52 | 545 | ReadStage:6435
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df66-af3a-11e2-9f00-0b1bd79b59b0 | Enqueuing response to /xxx.xxx.90.147 | xxx.xxx.79.52 | 603 | ReadStage:6435
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df67-af3a-11e2-9f00-0b1bd79b59b0 | Executing single-partition query on CardHash | xxx.xxx.79.52 | 617 | ReadStage:6436
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df68-af3a-11e2-9f00-0b1bd79b59b0 | Acquiring sstable references | xxx.xxx.79.52 | 632 | ReadStage:6436
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df69-af3a-11e2-9f00-0b1bd79b59b0 | Merging memtable contents | xxx.xxx.79.52 | 656 | ReadStage:6436
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df6a-af3a-11e2-9f00-0b1bd79b59b0 | Sending message to /xxx.xxx.152.81 | xxx.xxx.79.52 | 657 | WRITE-/xxx.xxx.90.147
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df6b-af3a-11e2-9f00-0b1bd79b59b0 | Merging data from memtables and 0 sstables | xxx.xxx.79.52 | 697 | ReadStage:6436
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df6c-af3a-11e2-9f00-0b1bd79b59b0 | Read 0 live cells and 0 tombstoned | xxx.xxx.79.52 | 718 | ReadStage:6436
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e3df6d-af3a-11e2-9f00-0b1bd79b59b0 | Enqueuing response to /xxx.xxx.90.147 | xxx.xxx.79.52 | 766 | ReadStage:6436
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e40670-af3a-11e2-b266-75b700b21012 | Message received from /xxx.xxx.90.147 | xxx.xxx.201.218 | 23 | Thread-47
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e40671-af3a-11e2-b266-75b700b21012 | Message received from /xxx.xxx.90.147 | xxx.xxx.201.218 | 81 | Thread-47
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e40672-af3a-11e2-b266-75b700b21012 | Executing single-partition query on CardHash | xxx.xxx.201.218 | 150 | ReadStage:58
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e40673-af3a-11e2-b266-75b700b21012 | Executing single-partition query on CardHash | xxx.xxx.201.218 | 158 | ReadStage:60
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e40674-af3a-11e2-b266-75b700b21012 | Acquiring sstable references | xxx.xxx.201.218 | 175 | ReadStage:58
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e40675-af3a-11e2-b266-75b700b21012 | Acquiring sstable references | xxx.xxx.201.218 | 176 | ReadStage:60
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e40676-af3a-11e2-b266-75b700b21012 | Merging memtable contents | xxx.xxx.201.218 | 201 | ReadStage:58
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e40677-af3a-11e2-b266-75b700b21012 | Merging memtable contents | xxx.xxx.201.218 | 201 | ReadStage:60
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e40678-af3a-11e2-b266-75b700b21012 | Merging data from memtables and 0 sstables | xxx.xxx.201.218 | 240 | ReadStage:58
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e40679-af3a-11e2-b266-75b700b21012 | Merging data from memtables and 0 sstables | xxx.xxx.201.218 | 243 | ReadStage:60
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e4067a-af3a-11e2-b266-75b700b21012 | Read 0 live cells and 0 tombstoned | xxx.xxx.201.218 | 264 | ReadStage:58
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e4067b-af3a-11e2-b266-75b700b21012 | Read 0 live cells and 0 tombstoned | xxx.xxx.201.218 | 264 | ReadStage:60
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e4067c-af3a-11e2-b266-75b700b21012 | Enqueuing response to /xxx.xxx.90.147 | xxx.xxx.201.218 | 310 | ReadStage:60
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e4067d-af3a-11e2-b266-75b700b21012 | Enqueuing response to /xxx.xxx.90.147 | xxx.xxx.201.218 | 310 | ReadStage:58
> c7e36a30-af3a-11e2-9ec9-772ec39805fe | c7e4067e-af3a-11e2-b266-75b700b21012 | Sending message to /xxx.xxx.152.81 | xxx.xxx.201.218 | 369 | WRITE-/xxx.xxx.90.147

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