[jira] [Updated] (CASSANDRA-11995) Commitlog replaced with all NULs

2017-09-05 Thread Jeff Jirsa (JIRA)

 [ 
https://issues.apache.org/jira/browse/CASSANDRA-11995?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Jeff Jirsa updated CASSANDRA-11995:
---
   Resolution: Fixed
 Reviewer: Branimir Lambov
Fix Version/s: 4.0
   3.11.1
   3.0.15
   Status: Resolved  (was: Ready to Commit)

Thanks for the 'ready-to-commit' change. Committed as 
{{0493545dd08d29c34d757bb2f1d90052d03d24c6}} to 3.0 and merged up through 3.11 
and trunk.



> Commitlog replaced with all NULs
> 
>
> Key: CASSANDRA-11995
> URL: https://issues.apache.org/jira/browse/CASSANDRA-11995
> Project: Cassandra
>  Issue Type: Bug
>  Components: Core
> Environment: Windows 10 Enterprise 1511
> DataStax Cassandra Community Server 2.2.3
>Reporter: James Howe
>Assignee: Jeff Jirsa
> Fix For: 3.0.15, 3.11.1, 4.0
>
>
> I noticed this morning that Cassandra was failing to start, after being shut 
> down on Friday.
> {code}
> ERROR 09:13:37 Exiting due to error while processing commit log during 
> initialization.
> org.apache.cassandra.db.commitlog.CommitLogReplayer$CommitLogReplayException: 
> Could not read commit log descriptor in file C:\Program Files\DataStax 
> Community\data\commitlog\CommitLog-5-1465571056722.log
>   at 
> org.apache.cassandra.db.commitlog.CommitLogReplayer.handleReplayError(CommitLogReplayer.java:622)
>  [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> org.apache.cassandra.db.commitlog.CommitLogReplayer.recover(CommitLogReplayer.java:302)
>  [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> org.apache.cassandra.db.commitlog.CommitLogReplayer.recover(CommitLogReplayer.java:147)
>  [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> org.apache.cassandra.db.commitlog.CommitLog.recover(CommitLog.java:189) 
> [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> org.apache.cassandra.db.commitlog.CommitLog.recover(CommitLog.java:169) 
> [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> org.apache.cassandra.service.CassandraDaemon.setup(CassandraDaemon.java:273) 
> [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> org.apache.cassandra.service.CassandraDaemon.activate(CassandraDaemon.java:513)
>  [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> org.apache.cassandra.service.CassandraDaemon.main(CassandraDaemon.java:622) 
> [apache-cassandra-2.2.3.jar:2.2.3]
> {code}
> Checking the referenced file reveals it comprises 33,554,432 (32 * 1024 * 
> 1024) NUL bytes.
> No logs (stdout, stderr, prunsrv) from the shutdown show any other issues and 
> appear exactly as normal.
> Is installed as a service via DataStax's distribution.



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[jira] [Updated] (CASSANDRA-11995) Commitlog replaced with all NULs

2017-08-01 Thread Branimir Lambov (JIRA)

 [ 
https://issues.apache.org/jira/browse/CASSANDRA-11995?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Branimir Lambov updated CASSANDRA-11995:

Status: Ready to Commit  (was: Patch Available)

> Commitlog replaced with all NULs
> 
>
> Key: CASSANDRA-11995
> URL: https://issues.apache.org/jira/browse/CASSANDRA-11995
> Project: Cassandra
>  Issue Type: Bug
>  Components: Core
> Environment: Windows 10 Enterprise 1511
> DataStax Cassandra Community Server 2.2.3
>Reporter: James Howe
>Assignee: Jeff Jirsa
>
> I noticed this morning that Cassandra was failing to start, after being shut 
> down on Friday.
> {code}
> ERROR 09:13:37 Exiting due to error while processing commit log during 
> initialization.
> org.apache.cassandra.db.commitlog.CommitLogReplayer$CommitLogReplayException: 
> Could not read commit log descriptor in file C:\Program Files\DataStax 
> Community\data\commitlog\CommitLog-5-1465571056722.log
>   at 
> org.apache.cassandra.db.commitlog.CommitLogReplayer.handleReplayError(CommitLogReplayer.java:622)
>  [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> org.apache.cassandra.db.commitlog.CommitLogReplayer.recover(CommitLogReplayer.java:302)
>  [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> org.apache.cassandra.db.commitlog.CommitLogReplayer.recover(CommitLogReplayer.java:147)
>  [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> org.apache.cassandra.db.commitlog.CommitLog.recover(CommitLog.java:189) 
> [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> org.apache.cassandra.db.commitlog.CommitLog.recover(CommitLog.java:169) 
> [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> org.apache.cassandra.service.CassandraDaemon.setup(CassandraDaemon.java:273) 
> [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> org.apache.cassandra.service.CassandraDaemon.activate(CassandraDaemon.java:513)
>  [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> org.apache.cassandra.service.CassandraDaemon.main(CassandraDaemon.java:622) 
> [apache-cassandra-2.2.3.jar:2.2.3]
> {code}
> Checking the referenced file reveals it comprises 33,554,432 (32 * 1024 * 
> 1024) NUL bytes.
> No logs (stdout, stderr, prunsrv) from the shutdown show any other issues and 
> appear exactly as normal.
> Is installed as a service via DataStax's distribution.



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[jira] [Updated] (CASSANDRA-11995) Commitlog replaced with all NULs

2017-03-17 Thread Jeff Jirsa (JIRA)

 [ 
https://issues.apache.org/jira/browse/CASSANDRA-11995?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Jeff Jirsa updated CASSANDRA-11995:
---
Status: Patch Available  (was: In Progress)

|| branch || utests || dtests ||
| [3.0|https://github.com/jeffjirsa/cassandra/tree/cassandra-3.0-11995] | 
[testall|http://cassci.datastax.com/job/jeffjirsa-cassandra-3.0-11995-testall/] 
| [dtest|http://cassci.datastax.com/job/jeffjirsa-cassandra-3.0-11995-dtest/] |
| [3.11|https://github.com/jeffjirsa/cassandra/tree/cassandra-3.11-11995] | 
[testall|http://cassci.datastax.com/job/jeffjirsa-cassandra-3.11-11995-testall/]
 | [dtest|http://cassci.datastax.com/job/jeffjirsa-cassandra-3.11-11995-dtest/] 
|
| [trunk|https://github.com/jeffjirsa/cassandra/tree/cassandra-11995] | 
[testall|http://cassci.datastax.com/job/jeffjirsa-cassandra-11995-testall/] | 
[dtest|http://cassci.datastax.com/job/jeffjirsa-cassandra-11995-dtest/] |

Note to reviewer: [~aweisberg] and I talked about this offline a bit, and one 
of the things worth questioning is "how do we even get in this position". It 
seems like there may be a window after 
[CommitLogDescriptor.writeHeader|https://github.com/apache/cassandra/blob/cassandra-3.0/src/java/org/apache/cassandra/db/commitlog/CommitLogSegment.java#L168-L171]
 is called where we don't actually sync, but short of a system reboot, we 
should still have the data in memory and the kernel should keep it consistent - 
however, if we're crashing for some other reason, we could certainly have an 
all-0 file, which will fail to replay. We may want to open up a subsequent JIRA 
to talk address that particular problem, but we see it as distinct from the 
replay problem. 

This patch, then, is only dealing with the problem of replaying the final all-0 
file, which we consider to be a change in behavior from 2.x. Continuing to 
replay a "corrupt" all-null file is the 2.x behavior, and presumably should 
only allowed if we're the last segment, which we already explicitly tolerate in 
the rest of that segment via {{tolerateTruncation}} flag - this patch just 
makes {{tolerateTruncation}} also tolerate truncation of the header without 
interrupting replay and startup.


> Commitlog replaced with all NULs
> 
>
> Key: CASSANDRA-11995
> URL: https://issues.apache.org/jira/browse/CASSANDRA-11995
> Project: Cassandra
>  Issue Type: Bug
>  Components: Core
> Environment: Windows 10 Enterprise 1511
> DataStax Cassandra Community Server 2.2.3
>Reporter: James Howe
>Assignee: Jeff Jirsa
>
> I noticed this morning that Cassandra was failing to start, after being shut 
> down on Friday.
> {code}
> ERROR 09:13:37 Exiting due to error while processing commit log during 
> initialization.
> org.apache.cassandra.db.commitlog.CommitLogReplayer$CommitLogReplayException: 
> Could not read commit log descriptor in file C:\Program Files\DataStax 
> Community\data\commitlog\CommitLog-5-1465571056722.log
>   at 
> org.apache.cassandra.db.commitlog.CommitLogReplayer.handleReplayError(CommitLogReplayer.java:622)
>  [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> org.apache.cassandra.db.commitlog.CommitLogReplayer.recover(CommitLogReplayer.java:302)
>  [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> org.apache.cassandra.db.commitlog.CommitLogReplayer.recover(CommitLogReplayer.java:147)
>  [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> org.apache.cassandra.db.commitlog.CommitLog.recover(CommitLog.java:189) 
> [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> org.apache.cassandra.db.commitlog.CommitLog.recover(CommitLog.java:169) 
> [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> org.apache.cassandra.service.CassandraDaemon.setup(CassandraDaemon.java:273) 
> [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> org.apache.cassandra.service.CassandraDaemon.activate(CassandraDaemon.java:513)
>  [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> org.apache.cassandra.service.CassandraDaemon.main(CassandraDaemon.java:622) 
> [apache-cassandra-2.2.3.jar:2.2.3]
> {code}
> Checking the referenced file reveals it comprises 33,554,432 (32 * 1024 * 
> 1024) NUL bytes.
> No logs (stdout, stderr, prunsrv) from the shutdown show any other issues and 
> appear exactly as normal.
> Is installed as a service via DataStax's distribution.



--
This message was sent by Atlassian JIRA
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[jira] [Updated] (CASSANDRA-11995) Commitlog replaced with all NULs

2016-11-07 Thread James Howe (JIRA)

 [ 
https://issues.apache.org/jira/browse/CASSANDRA-11995?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

James Howe updated CASSANDRA-11995:
---
Description: 
I noticed this morning that Cassandra was failing to start, after being shut 
down on Friday.
{code}
ERROR 09:13:37 Exiting due to error while processing commit log during 
initialization.
org.apache.cassandra.db.commitlog.CommitLogReplayer$CommitLogReplayException: 
Could not read commit log descriptor in file C:\Program Files\DataStax 
Community\data\commitlog\CommitLog-5-1465571056722.log
at 
org.apache.cassandra.db.commitlog.CommitLogReplayer.handleReplayError(CommitLogReplayer.java:622)
 [apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.db.commitlog.CommitLogReplayer.recover(CommitLogReplayer.java:302)
 [apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.db.commitlog.CommitLogReplayer.recover(CommitLogReplayer.java:147)
 [apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.db.commitlog.CommitLog.recover(CommitLog.java:189) 
[apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.db.commitlog.CommitLog.recover(CommitLog.java:169) 
[apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.service.CassandraDaemon.setup(CassandraDaemon.java:273) 
[apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.service.CassandraDaemon.activate(CassandraDaemon.java:513) 
[apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.service.CassandraDaemon.main(CassandraDaemon.java:622) 
[apache-cassandra-2.2.3.jar:2.2.3]
{code}
Checking the referenced file reveals it comprises 33,554,432 (32 * 1024 * 1024) 
NUL bytes.
No logs (stdout, stderr, prunsrv) from the shutdown show any other issues and 
appear exactly as normal.
Is installed as a service via DataStax's distribution.

  was:
I noticed this morning that Cassandra was failing to start, after being shut 
down on Friday.
{code}
ERROR 09:13:37 Exiting due to error while processing commit log during 
initialization.
org.apache.cassandra.db.commitlog.CommitLogReplayer$CommitLogReplayException: 
Could not read commit log descriptor in file C:\Program Files\DataStax 
Community\data\commitlog\CommitLog-5-1465571056722.log
at 
org.apache.cassandra.db.commitlog.CommitLogReplayer.handleReplayError(CommitLogReplayer.java:622)
 [apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.db.commitlog.CommitLogReplayer.recover(CommitLogReplayer.java:302)
 [apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.db.commitlog.CommitLogReplayer.recover(CommitLogReplayer.java:147)
 [apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.db.commitlog.CommitLog.recover(CommitLog.java:189) 
[apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.db.commitlog.CommitLog.recover(CommitLog.java:169) 
[apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.service.CassandraDaemon.setup(CassandraDaemon.java:273) 
[apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.service.CassandraDaemon.activate(CassandraDaemon.java:513) 
[apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.service.CassandraDaemon.main(CassandraDaemon.java:622) 
[apache-cassandra-2.2.3.jar:2.2.3]
{code}
Checking the referenced file reveals it comprises 33,554,432 NUL bytes.
No logs (stdout, stderr, prunsrv) from the shutdown show any other issues and 
appear exactly as normal.
Is installed as a service via DataStax's distribution.


> Commitlog replaced with all NULs
> 
>
> Key: CASSANDRA-11995
> URL: https://issues.apache.org/jira/browse/CASSANDRA-11995
> Project: Cassandra
>  Issue Type: Bug
>  Components: Core
> Environment: Windows 10 Enterprise 1511
> DataStax Cassandra Community Server 2.2.3
>Reporter: James Howe
>
> I noticed this morning that Cassandra was failing to start, after being shut 
> down on Friday.
> {code}
> ERROR 09:13:37 Exiting due to error while processing commit log during 
> initialization.
> org.apache.cassandra.db.commitlog.CommitLogReplayer$CommitLogReplayException: 
> Could not read commit log descriptor in file C:\Program Files\DataStax 
> Community\data\commitlog\CommitLog-5-1465571056722.log
>   at 
> org.apache.cassandra.db.commitlog.CommitLogReplayer.handleReplayError(CommitLogReplayer.java:622)
>  [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> org.apache.cassandra.db.commitlog.CommitLogReplayer.recover(CommitLogReplayer.java:302)
>  [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> org.apache.cassandra.db.commitlog.CommitLogReplayer.recover(CommitLogReplayer.java:147)
>  [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> org.apache.cassandra.db.commitlog.CommitLog.recover(CommitLog.java:189) 
> [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> 

[jira] [Updated] (CASSANDRA-11995) Commitlog replaced with all NULs

2016-06-13 Thread James Howe (JIRA)

 [ 
https://issues.apache.org/jira/browse/CASSANDRA-11995?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

James Howe updated CASSANDRA-11995:
---
Description: 
I noticed this morning that Cassandra was failing to start, after being shut 
down on Friday.
{code}
ERROR 09:13:37 Exiting due to error while processing commit log during 
initialization.
org.apache.cassandra.db.commitlog.CommitLogReplayer$CommitLogReplayException: 
Could not read commit log descriptor in file C:\Program Files\DataStax 
Community\data\commitlog\CommitLog-5-1465571056722.log
at 
org.apache.cassandra.db.commitlog.CommitLogReplayer.handleReplayError(CommitLogReplayer.java:622)
 [apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.db.commitlog.CommitLogReplayer.recover(CommitLogReplayer.java:302)
 [apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.db.commitlog.CommitLogReplayer.recover(CommitLogReplayer.java:147)
 [apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.db.commitlog.CommitLog.recover(CommitLog.java:189) 
[apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.db.commitlog.CommitLog.recover(CommitLog.java:169) 
[apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.service.CassandraDaemon.setup(CassandraDaemon.java:273) 
[apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.service.CassandraDaemon.activate(CassandraDaemon.java:513) 
[apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.service.CassandraDaemon.main(CassandraDaemon.java:622) 
[apache-cassandra-2.2.3.jar:2.2.3]
{code}
Checking the referenced file reveals it comprises 33,554,432 NUL bytes.
No logs (stdout, stderr, prunsrv) from the shutdown show any other issues and 
appear exactly as normal.
Is installed as a service via DataStax's distribution.

  was:
I noticed this morning that Cassandra was failing to start, after being shut 
down on Friday.
{code}
ERROR 09:13:37 Exiting due to error while processing commit log during 
initialization.
org.apache.cassandra.db.commitlog.CommitLogReplayer$CommitLogReplayException: 
Could not read commit log descriptor in file C:\Program Files\DataStax 
Community\data\commitlog\CommitLog-5-1465571056722.log
at 
org.apache.cassandra.db.commitlog.CommitLogReplayer.handleReplayError(CommitLogReplayer.java:622)
 [apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.db.commitlog.CommitLogReplayer.recover(CommitLogReplayer.java:302)
 [apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.db.commitlog.CommitLogReplayer.recover(CommitLogReplayer.java:147)
 [apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.db.commitlog.CommitLog.recover(CommitLog.java:189) 
[apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.db.commitlog.CommitLog.recover(CommitLog.java:169) 
[apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.service.CassandraDaemon.setup(CassandraDaemon.java:273) 
[apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.service.CassandraDaemon.activate(CassandraDaemon.java:513) 
[apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.service.CassandraDaemon.main(CassandraDaemon.java:622) 
[apache-cassandra-2.2.3.jar:2.2.3]
{code}
Checking the referenced file reveals it comprises 33554432 NUL bytes.
No logs (stdout, stderr, prunsrv) from the shutdown show any other issues and 
appear exactly as normal.
Is installed as a service via DataStax's distribution.


> Commitlog replaced with all NULs
> 
>
> Key: CASSANDRA-11995
> URL: https://issues.apache.org/jira/browse/CASSANDRA-11995
> Project: Cassandra
>  Issue Type: Bug
>  Components: Core
> Environment: Windows 10 Enterprise 1511
> DataStax Cassandra Community Server 2.2.3
>Reporter: James Howe
>
> I noticed this morning that Cassandra was failing to start, after being shut 
> down on Friday.
> {code}
> ERROR 09:13:37 Exiting due to error while processing commit log during 
> initialization.
> org.apache.cassandra.db.commitlog.CommitLogReplayer$CommitLogReplayException: 
> Could not read commit log descriptor in file C:\Program Files\DataStax 
> Community\data\commitlog\CommitLog-5-1465571056722.log
>   at 
> org.apache.cassandra.db.commitlog.CommitLogReplayer.handleReplayError(CommitLogReplayer.java:622)
>  [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> org.apache.cassandra.db.commitlog.CommitLogReplayer.recover(CommitLogReplayer.java:302)
>  [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> org.apache.cassandra.db.commitlog.CommitLogReplayer.recover(CommitLogReplayer.java:147)
>  [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> org.apache.cassandra.db.commitlog.CommitLog.recover(CommitLog.java:189) 
> [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> 

[jira] [Updated] (CASSANDRA-11995) Commitlog replaced with all NULs

2016-06-13 Thread James Howe (JIRA)

 [ 
https://issues.apache.org/jira/browse/CASSANDRA-11995?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

James Howe updated CASSANDRA-11995:
---
Description: 
I noticed this morning that Cassandra was failing to start, after being shut 
down on Friday.
{code}
ERROR 09:13:37 Exiting due to error while processing commit log during 
initialization.
org.apache.cassandra.db.commitlog.CommitLogReplayer$CommitLogReplayException: 
Could not read commit log descriptor in file C:\Program Files\DataStax 
Community\data\commitlog\CommitLog-5-1465571056722.log
at 
org.apache.cassandra.db.commitlog.CommitLogReplayer.handleReplayError(CommitLogReplayer.java:622)
 [apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.db.commitlog.CommitLogReplayer.recover(CommitLogReplayer.java:302)
 [apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.db.commitlog.CommitLogReplayer.recover(CommitLogReplayer.java:147)
 [apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.db.commitlog.CommitLog.recover(CommitLog.java:189) 
[apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.db.commitlog.CommitLog.recover(CommitLog.java:169) 
[apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.service.CassandraDaemon.setup(CassandraDaemon.java:273) 
[apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.service.CassandraDaemon.activate(CassandraDaemon.java:513) 
[apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.service.CassandraDaemon.main(CassandraDaemon.java:622) 
[apache-cassandra-2.2.3.jar:2.2.3]
{code}
Checking the referenced file reveals it comprises 33554432 NUL bytes.
No logs (stdout, stderr, prunsrv) from the shutdown show any other issues and 
appear exactly as normal.
Is installed as a service via DataStax's distribution.

  was:
I noticed this morning that Cassandra was failing to start, after being shut 
down on Friday.
{code}
ERROR 09:13:37 Exiting due to error while processing commit log during 
initialization.
org.apache.cassandra.db.commitlog.CommitLogReplayer$CommitLogReplayException: 
Could not read commit log descriptor in file C:\Program Files\DataStax 
Community\data\commitlog\CommitLog-5-1465571056722.log
at 
org.apache.cassandra.db.commitlog.CommitLogReplayer.handleReplayError(CommitLogReplayer.java:622)
 [apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.db.commitlog.CommitLogReplayer.recover(CommitLogReplayer.java:302)
 [apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.db.commitlog.CommitLogReplayer.recover(CommitLogReplayer.java:147)
 [apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.db.commitlog.CommitLog.recover(CommitLog.java:189) 
[apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.db.commitlog.CommitLog.recover(CommitLog.java:169) 
[apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.service.CassandraDaemon.setup(CassandraDaemon.java:273) 
[apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.service.CassandraDaemon.activate(CassandraDaemon.java:513) 
[apache-cassandra-2.2.3.jar:2.2.3]
at 
org.apache.cassandra.service.CassandraDaemon.main(CassandraDaemon.java:622) 
[apache-cassandra-2.2.3.jar:2.2.3]
{code}
Checking the referenced file reveals it comprises 33554432 NUL bytes.
No logs (stdout, stderr, prunsrv) from the shutdown show any other issues and 
appear exactly as normal.


> Commitlog replaced with all NULs
> 
>
> Key: CASSANDRA-11995
> URL: https://issues.apache.org/jira/browse/CASSANDRA-11995
> Project: Cassandra
>  Issue Type: Bug
>  Components: Core
> Environment: Windows 10 Enterprise 1511
> DataStax Cassandra Community Server 2.2.3
>Reporter: James Howe
>
> I noticed this morning that Cassandra was failing to start, after being shut 
> down on Friday.
> {code}
> ERROR 09:13:37 Exiting due to error while processing commit log during 
> initialization.
> org.apache.cassandra.db.commitlog.CommitLogReplayer$CommitLogReplayException: 
> Could not read commit log descriptor in file C:\Program Files\DataStax 
> Community\data\commitlog\CommitLog-5-1465571056722.log
>   at 
> org.apache.cassandra.db.commitlog.CommitLogReplayer.handleReplayError(CommitLogReplayer.java:622)
>  [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> org.apache.cassandra.db.commitlog.CommitLogReplayer.recover(CommitLogReplayer.java:302)
>  [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> org.apache.cassandra.db.commitlog.CommitLogReplayer.recover(CommitLogReplayer.java:147)
>  [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> org.apache.cassandra.db.commitlog.CommitLog.recover(CommitLog.java:189) 
> [apache-cassandra-2.2.3.jar:2.2.3]
>   at 
> org.apache.cassandra.db.commitlog.CommitLog.recover(CommitLog.java:169) 
>