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To: user@cassandra.apache.org
From: Aaron Morton <aaron@thelastpickle.com>
Subject: Re: java.io.IOException in CompactionExecutor
Date: Mon, 21 Feb 2011 11:20:06 GMT
Message-id: <a52c8f24-54ef-e096-889c-95e2a129ac73@me.com>
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>From th F:/ I assume you are on Windows ? What version?=0A=0AJust did a qu=
ick test on Ubuntu 10.0.4 and it works, but the File.renameTo() function u=
sed has different=A0behavior=A0depending on the host OS. There may be some=
 issues on Window=A0http://stackoverflow.com/questions/1000183/reliable-fi=
le-renameto-alternative-on-windows=0A=0AAaron=0A=0A=0A=0AOn 21 Feb, 2011,a=
t 11:43 PM, ruslan usifov <ruslan.usifov@gmail.com> wrote:=0A=0AI launch c=
lean cassandra 7.2 instalation, and after few days i look at system.log fo=
llow error (more then 10 time):=0A=0A=0AERROR [CompactionExecutor:1] 2011-=
02-19 02:56:17,965 AbstractCassandraDaemon.java (line 114) Fatal exception=
 in thread Thread[CompactionExecutor:1,1,main]=0Ajava.lang.RuntimeExceptio=
n: java.io.IOException: Unable to rename cache to F:\Cassandra\7.2\saved_c=
aches\system-LocationInfo-KeyCache=0A=A0=A0=A0 at org.apache.cassandra.uti=
ls.WrappedRunnable.run(WrappedRunnable.java:34)=0A=A0=A0=A0 at java.util.c=
oncurrent.Executors$RunnableAdapter.call(Executors.java:441)=0A=A0=A0=A0 a=
t java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)=0A=A0=
=A0=A0 at java.util.concurrent.FutureTask.run(FutureTask.java:138)=0A=A0=A0=
=A0 at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolEx=
ecutor.java:886)=0A=A0=A0=A0 at java.util.concurrent.ThreadPoolExecutor$Wo=
rker.run(ThreadPoolExecutor.java:908)=0A=A0=A0=A0 at java.lang.Thread.run(=
Thread.java:662)=0ACaused by: java.io.IOException: Unable to rename cache =
to F:\Cassandra\7.2\saved_caches\system-LocationInfo-KeyCache=0A=A0=A0=A0 =
at org.apache.cassandra.io.sstable.CacheWriter.saveCache(CacheWriter.java:=
85)=0A=A0=A0=A0 at org.apache.cassandra.db.CompactionManager$9.runMayThrow=
(CompactionManager.java:746)=0A=A0=A0=A0 at org.apache.cassandra.utils.Wra=
ppedRunnable.run(WrappedRunnable.java:30)=0A=A0=A0=A0 ... 6 more=0A=0A
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<html><body><div>From th F:/ I assume you are on Windows ? What version?</div><div><br=
></div><div>Just did a quick test on Ubuntu 10.0.4 and it works, but the F=
ile.renameTo() function used has different&nbsp;behavior&nbsp;depending on=
 the host OS. There may be some issues on Window&nbsp;<a href=3D"http://st=
ackoverflow.com/questions/1000183/reliable-file-renameto-alternative-on-wi=
ndows">http://stackoverflow.com/questions/1000183/reliable-file-renameto-a=
lternative-on-windows</a></div><div><meta http-equiv=3D"content-type" cont=
ent=3D"text/html; charset=3Dutf-8"></div><div><br></div><div>Aaron</div><d=
iv><br></div><div><br><br>On 21 Feb, 2011,at 11:43 PM, ruslan usifov &lt;r=
uslan.usifov@gmail.com&gt; wrote:<br><br></div><div><blockquote type=3D"ci=
te"><div class=3D"msg-quote">I launch clean cassandra 7.2 instalation, and=
 after few days i look at system.log follow error (more then 10 time):<br>=
<br><br>ERROR [CompactionExecutor:1] 2011-02-19 02:56:17,965 AbstractCassa=
ndraDaemon.java (line 114) Fatal exception in thread Thread[CompactionExec=
utor:1,1,main]<br>=0Ajava.lang.RuntimeException: java.io.IOException: Unab=
le to rename cache to F:\Cassandra\7.2\saved_caches\system-LocationInfo-Ke=
yCache<br>&nbsp;&nbsp;&nbsp; at org.apache.cassandra.utils.WrappedRunnable=
run(WrappedRunnable.java:34)<br>&nbsp;&nbsp;&nbsp; at java.util.concurren=
t.Executors$RunnableAdapter.call(Executors.java:441)<br>=0A&nbsp;&nbsp;&nb=
sp; at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)<=
br>&nbsp;&nbsp;&nbsp; at java.util.concurrent.FutureTask.run(FutureTask.ja=
va:138)<br>&nbsp;&nbsp;&nbsp; at java.util.concurrent.ThreadPoolExecutor$W=
orker.runTask(ThreadPoolExecutor.java:886)<br>=0A&nbsp;&nbsp;&nbsp; at jav=
a.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:90=
8)<br>&nbsp;&nbsp;&nbsp; at java.lang.Thread.run(Thread.java:662)<br>Cause=
d by: java.io.IOException: Unable to rename cache to F:\Cassandra\7.2\save=
d_caches\system-LocationInfo-KeyCache<br>=0A&nbsp;&nbsp;&nbsp; at org.apac=
he.cassandra.io.sstable.CacheWriter.saveCache(CacheWriter.java:85)<br>&nbs=
p;&nbsp;&nbsp; at org.apache.cassandra.db.CompactionManager$9.runMayThrow(=
CompactionManager.java:746)<br>&nbsp;&nbsp;&nbsp; at org.apache.cassandra.=
utils.WrappedRunnable.run(WrappedRunnable.java:30)<br>=0A&nbsp;&nbsp;&nbsp=
; ... 6 more<br><br>=0A</div></blockquote></div></body></html>
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