On May 31, 2012, at 6:20 AM, Nam Dang wrote: >> Stack: [0x00007ff6aa828000,0x00007ff6aa929000], >> sp=0x00007ff6aa9274f0, free space=1021k >> Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code) >> C [libcephfs.so.1+0x139d39] Mutex::Lock(bool)+0x9 >> >> Java frames: (J=compiled Java code, j=interpreted, Vv=VM code) >> j com.ceph.fs.CephMount.native_ceph_mkdirs(JLjava/lang/String;I)I+0 >> j com.ceph.fs.CephMount.mkdirs(Ljava/lang/String;I)V+6 >> j Benchmark$CreateFileStats.executeOp(IILjava/lang/String;Lcom/ceph/fs/CephMount;)J+37 >> j Benchmark$StatsDaemon.benchmarkOne()V+22 >> j Benchmark$StatsDaemon.run()V+26 >> v ~StubRoutines::call_stub Nevermind to my last comment. Hmm, I've seen this, but very rarely. - Noah -- To unsubscribe from this list: send the line "unsubscribe ceph-devel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html