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Date: Fri, 1 Nov 2013 10:40:56 +0200
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Subject: Re: You Are Dead Exception due to promotion failure
From: Asaf Mesika <asaf.mesika@gmail.com>
To: "user@hbase.apache.org" <user@hbase.apache.org>
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Can you please explain why is this suspicious?

On Monday, October 7, 2013, Jean-Daniel Cryans wrote:

> This line:
>
> [CMS-concurrent-mark: 12.929/88.767 secs] [Times: user=14.30 sys=3.74,
> real=88.77
> secs]
>
> Is suspicious. Are you swapping?
>
> J-D
>
>
> On Mon, Oct 7, 2013 at 8:34 AM, prakash kadel <prakash.kadel@gmail.com<javascript:;>
> >wrote:
>
> > Also,
> >    why is the CMS not kicking in early, i have set XX:+
> > UseCMSInitiatingOccupancyOnly???
> >
> > Sincerely,
> > Prakash
> >
> >
> > On Tue, Oct 8, 2013 at 12:32 AM, prakash kadel <prakash.kadel@gmail.com
> > >wrote:
> >
> > > Hello,
> > >   I am getting this YADE all the time
> > >
> > > HBASE_HEAPSIZE=8000
> > >
> > > Settings: -ea -XX:+UseConcMarkSweepGC -XX:MaxGCPauseMillis=200
> > > -XX:+HeapDumpOnOutOfMemoryError -XX:+CMSIncrementalMode
> -XX:+UseParNewGC
> > > -XX:CMSInitiatingOccupancyFraction=50
> -XX:+UseCMSInitiatingOccupancyOnly
> > > -XX:NewSize=256m -XX:MaxNewSize=256m
> > >
> > > it seems there is promotion failure and the CMS take too long
> > >
> > > 2013-10-07T01:22:55.784+0900: [GC [ParNew: 235968K->26176K(235968K),
> > > 0.3219980 secs] 7709485K->7538063K(8165824K) icms_dc=0 , 0.3221100
> secs]
> > > [Times: user=0.27 sys=0.01, real=0.33 secs]
> > > 2013-10-07T01:23:07.361+0900: [GC [ParNew: 235842K->26176K(235968K),
> > > 0.1899680 secs] 7747729K->7578713K(8165824K) icms_dc=0 , 0.1900700
> secs]
> > > [Times: user=0.26 sys=0.02, real=0.19 secs]
> > > 2013-10-07T01:23:20.154+0900: [GC [ParNew: 235803K->26176K(235968K),
> > > 0.2428200 secs] 7788341K->7615284K(8165824K) icms_dc=0 , 0.2429570
> secs]
> > > [Times: user=0.25 sys=0.02, real=0.24 secs]
> > > 2013-10-07T01:23:34.594+0900: [GC [ParNew: 235889K->26176K(235968K),
> > > 0.2440980 secs] 7824998K->7651179K(8165824K) icms_dc=0 , 0.2442130
> secs]
> > > [Times: user=0.20 sys=0.03, real=0.25 secs]
> > > 2013-10-07T01:23:47.666+0900: [GC [ParNew: 235906K->26176K(235968K),
> > > 0.2998100 secs] 7860909K->7686832K(8165824K) icms_dc=3 , 0.3020280
> secs]
> > > [Times: user=0.23 sys=0.04, real=0.30 secs]
> > > 2013-10-07T01:23:57.216+0900: [GC [1 CMS-initial-mark:
> > 7660656K(7929856K)]
> > > 7788778K(8165824K), 3.7665320 secs] [Times: user=0.07 sys=0.06,
> real=3.77
> > > secs]
> > > 2013-10-07T01:24:05.508+0900: [GC [ParNew: 235811K->26176K(235968K),
> > > 0.4632860 secs] 7896468K->7721167K(8165824K) icms_dc=3 , 0.4634100
> secs]
> > > [Times: user=0.21 sys=0.03, real=0.46 secs]
> > > 2013-10-07T01:24:19.889+0900: [GC [ParNew: 235812K->26176K(235968K),
> > > 0.3531980 secs] 7930804K->7755633K(8165824K) icms_dc=3 , 0.3533230
> secs]
> > > [Times: user=0.24 sys=0.06, real=0.35 secs]
> > > 2013-10-07T01:24:32.832+0900: [GC [ParNew: 235968K->26176K(235968K),
> > > 0.6298370 secs] 7965425K->7790643K(8165824K) icms_dc=3 , 0.6299530
> secs]
> > > [Times: user=0.23 sys=0.03, real=0.63 secs]
> > > 2013-10-07T01:24:43.629+0900: [GC [ParNew: 235800K->26176K(235968K),
> > > 0.3190580 secs] 8000268K->7825555K(8165824K) icms_dc=3 , 0.3191840
> secs]
> > > [Times: user=0.24 sys=0.02, real=0.32 secs]
> > > 2013-10-07T01:24:56.005+0900: [GC [ParNew: 235848K->26176K(235968K),
> > > 0.4839400 secs] 8035228K->7860300K(8165824K) icms_dc=3 , 0.4840480
> secs]
> > > [Times: user=0.31 sys=0.03, real=0.49 secs]
> > > 2013-10-07T01:25:07.282+0900: [GC [ParNew: 235750K->26176K(235968K),
> > > 0.3423250 secs] 8069875K->7895852K(8165824K) icms_dc=9 , 0.3424380
> secs]
> > > [Times: user=0.21 sys=0.06, real=0.34 secs]
> > > 2013-10-07T01:25:19.853+0900: [GC [ParNew (promotion failed):
> > > 235745K->235745K(235968K), 0.3339710
> > secs][CMS2013-10-07T01:25:29.750+0900:
> > > [CMS-concurrent-mark: 12.929/88.767 secs] [Times: user=14.30 sys=3.74,
> > > real=88.77 secs]
> > >  (concurrent mode failure): 7899125K->2882954K(7929856K), 42.8279810
> > secs]
> > > 8105422K->2882954K(8165824K), [CMS Perm : 31956K->31861K(53340K)]
> > icms_dc=9
> > > , 43.1621090 secs] [Times: user=10.40 sys=1.89, real=43.16 secs]
> > > 2013-10-07T01:26:08.288+0900: [GC [1 CMS-initial-mark:
> > 2882954K(7929856K)]
> > > 2978434K(8165824K), 0.0965830 secs] [Times: user=0.04 sys=0.00,
> real=0.09
> > > secs]
> > > Heap
> > >  par new generation   total 235968K, used 197697K [0x0000000606e00000,
> > > 0x0000000616e00000, 0x0000000616e00000)
> > >   eden space 209792K,  94% used [0x0000000606e00000,
> 0x0000000612f10718,
> > > 0x0000000613ae0000)
> > >   from space 26176K,   0% used [0x0000000615470000, 0x0000000615470000,
> > >

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