Re: [Sablevm-developer] sablevm hang
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Re: [Sablevm-developer] sablevm hang
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From: Joseph P. <pa...@mc...> - 2004-06-16 16:41:36
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Were you able to make any progress on figuring out what the problem is?
If there is anything more you need from me, please don't hesitate to ask.
--Joe
On Mon, 14 Jun 2004, Joseph Paris wrote:
> no problem. Here it is:
>
> (VMObject.java:-1) java/lang/VMObject.wait n
> (Object.java:431) java/lang/Object.wait
> (GtkMainThread.java:63) gnu/java/awt/peer/gtk/GtkMainThread.<init>
> (GtkToolkit.java:108) gnu/java/awt/peer/gtk/GtkToolkit.<init>
> (Constructor.java:-1) java/lang/reflect/Constructor.constructNative n
> (Constructor.java:408) java/lang/reflect/Constructor.newInstance
> (Class.java:1496) java/lang/Class.newInstance
> (Toolkit.java:522) java/awt/Toolkit.getDefaultToolkit
> (Component.java:695) java/awt/Component.getToolkit
> (Container.java:374) java/awt/Container.addImpl
> (Container.java:268) java/awt/Container.add
> (ConfigDialog.java:329)
> net/jxta/impl/peergroup/ConfigDialog$PagesPanel.<init>
> (ConfigDialog.java:375) net/jxta/impl/peergroup/ConfigDialog.<init>
> (DefaultConfigurator.java:139)
> net/jxta/impl/peergroup/DefaultConfigurator.<init>
> (DefaultConfigurator.java:126)
> net/jxta/impl/peergroup/DefaultConfigurator.<init>
> (Constructor.java:-1) java/lang/reflect/Constructor.constructNative n
> (Constructor.java:408) java/lang/reflect/Constructor.newInstance
> (Class.java:1496) java/lang/Class.newInstance
> (Platform.java:202)
> net/jxta/impl/peergroup/Platform.generateConfigAdvertisement
> (Platform.java:161) net/jxta/impl/peergroup/Platform.initFirst
> (GenericPeerGroup.java:784) net/jxta/impl/peergroup/GenericPeerGroup.init
> (PeerGroupFactory.java:369)
> net/jxta/peergroup/PeerGroupFactory.newPlatform
> (PeerGroupFactory.java:420)
> net/jxta/peergroup/PeerGroupFactory.newNetPeerGroup
> (Server.java:116) Server.startJxta
> (Server.java:108) Server.main
> (VirtualMachine.java:-1) java/lang/VirtualMachine.invokeMain n
> (VirtualMachine.java:92) java/lang/VirtualMachine.main
>
>
> Thanks,
> Joe
>
>
> On Mon, 14 Jun 2004, Etienne Gagnon wrote:
>
> > Hi Joe,
> >
> > Could you also type Ctrl-\ [e.g. SIGQUIT], when it hangs? This would
> > dump the Java stack trace.
> >
> > Etienne
> >
> > Joseph Paris wrote:
> > > Heya,
> > >
> > > I'm running into an issue were the sablevm seems to be hanging on what i
> > > think is a threading related issue. I've narrowed down where in code
> > > the hang occurs, but i'm not sure _why_ it occurs. I'm providing the
> > > class and instantiation along with a portion of strace output. if more
> > > strace output would help, please let me know.
> > >
> > > Any help would be greatly appreciated.
> > >
> > > System config:
> > > Suse 9.1 updated; x86
> > >
> > > Thanks,
> > > Joe
> > >
> > > ------AwtUtils.java from the JXTA distribution-----
> > > ****Executed as AwtUtils.initAsDaemon()****
> > >
> > >
> > > import java.awt.Frame;
> > >
> > > public class AwtUtils {
> > >
> > > public static void initAsDaemon() {
> > > (new Thread() {
> > > public void run() {
> > > try {
> > > Frame f = new Frame();
> > > f.dispose();
> > > } catch (Throwable t) {
> > > }
> > > }
> > > public void doit() {
> > > setDaemon(true);
> > > setName("awt daemon initializer");
> > > start();
> > > try {
> > > join();
> > > } catch (InterruptedException ie) {
> > > }
> > > }
> > > }).doit();
> > > }
> > > }
> > >
> > >
> > > -------------------Strace output---------------------
> > >
> > > open("/usr/local/lib/libfontconfig.so.1", O_RDONLY) = -1 ENOENT (No such
> > > file or directory)
> > > open("tls/i686/sse2/libfontconfig.so.1", O_RDONLY) = -1 ENOENT (No such
> > > file ordirectory)
> > > open("tls/i686/libfontconfig.so.1", O_RDONLY) = -1 ENOENT (No such file or
> > > directory)
> > > open("tls/sse2/libfontconfig.so.1", O_RDONLY) = -1 ENOENT (No such file or
> > > directory)
> > > open("tls/libfontconfig.so.1", O_RDONLY) = -1 ENOENT (No such file or
> > > directory)open("i686/sse2/libfontconfig.so.1", O_RDONLY) = -1 ENOENT (No
> > > such file or directory)
> > > open("i686/libfontconfig.so.1", O_RDONLY) = -1 ENOENT (No such file or
> > > directory)
> > > open("sse2/libfontconfig.so.1", O_RDONLY) = -1 ENOENT (No such file or
> > > directory)
> > > open("libfontconfig.so.1", O_RDONLY) = -1 ENOENT (No such file or
> > > directory)open("/usr/lib/libfontconfig.so.1", O_RDONLY) = 13
> > > read(13, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\300\223"...,
> > > 512) = 512
> > > fstat64(13, {st_mode=S_IFREG|0755, st_size=204755, ...}) = 0
> > > old_mmap(NULL, 170408, PROT_READ|PROT_EXEC, MAP_PRIVATE, 13, 0) =
> > > 0x41f97000
> > > madvise(0x41f97000, 170408, MADV_SEQUENTIAL|0x1) = 0
> > > old_mmap(0x41fbc000, 16384, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED,
> > > 13, 0x25000) = 0x41fbc000
> > > old_mmap(0x41fc0000, 2472, PROT_READ|PROT_WRITE,
> > > MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x41fc0000
> > > close(13) = 0
> > > open("/usr/local/lib/libfreetype.so.6", O_RDONLY) = -1 ENOENT (No such
> > > file or d irectory)
> > > open("tls/i686/sse2/libfreetype.so.6", O_RDONLY) = -1 ENOENT (No such file
> > > or directory)
> > > open("tls/i686/libfreetype.so.6", O_RDONLY) = -1 ENOENT (No such file or
> > > directory)
> > > open("tls/sse2/libfreetype.so.6", O_RDONLY) = -1 ENOENT (No such file or
> > > directory)
> > > open("tls/libfreetype.so.6", O_RDONLY) = -1 ENOENT (No such file or
> > > directory)open("i686/sse2/libfreetype.so.6", O_RDONLY) = -1 ENOENT (No
> > > such file or directory)
> > > open("i686/libfreetype.so.6", O_RDONLY) = -1 ENOENT (No such file or
> > > directory)open("sse2/libfreetype.so.6", O_RDONLY) = -1 ENOENT (No such
> > > file or directory)open("libfreetype.so.6", O_RDONLY) = -1 ENOENT (No
> > > such file or directory)open("/usr/lib/libfreetype.so.6", O_RDONLY) = 13
> > > read(13, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\360\346"...,
> > > 512) = 512
> > > fstat64(13, {st_mode=S_IFREG|0755, st_size=473346, ...}) = 0
> > > old_mmap(NULL, 429584, PROT_READ|PROT_EXEC, MAP_PRIVATE, 13, 0) =
> > > 0x41fc1000
> > > madvise(0x41fc1000, 429584, MADV_SEQUENTIAL|0x1) = 0
> > > old_mmap(0x42023000, 28672, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED,
> > > 13, 0x62000) = 0x42023000
> > > close(13) = 0
> > > open("/usr/local/lib/libexpat.so.0", O_RDONLY) = -1 ENOENT (No such file
> > > or directory)
> > > open("tls/i686/sse2/libexpat.so.0", O_RDONLY) = -1 ENOENT (No such file or
> > > directory)
> > > open("tls/i686/libexpat.so.0", O_RDONLY) = -1 ENOENT (No such file or
> > > directory)open("tls/sse2/libexpat.so.0", O_RDONLY) = -1 ENOENT (No such
> > > file or directory)open("tls/libexpat.so.0", O_RDONLY) = -1 ENOENT (No
> > > such file or directory)open("i686/sse2/libexpat.so.0", O_RDONLY) = -1
> > > ENOENT (No such file or directory)
> > > open("i686/libexpat.so.0", O_RDONLY) = -1 ENOENT (No such file or
> > > directory)open("sse2/libexpat.so.0", O_RDONLY) = -1 ENOENT (No such
> > > file or directory)open("libexpat.so.0", O_RDONLY) = -1 ENOENT (No
> > > such file or directory)open("/usr/lib/libexpat.so.0", O_RDONLY) = 13
> > > read(13, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0P!\0\000"...,
> > > 512) = 512
> > > fstat64(13, {st_mode=S_IFREG|0755, st_size=160096, ...}) = 0
> > > old_mmap(NULL, 124104, PROT_READ|PROT_EXEC, MAP_PRIVATE, 13, 0) =
> > > 0x4202a000
> > > madvise(0x4202a000, 124104, MADV_SEQUENTIAL|0x1) = 0
> > > old_mmap(0x42046000, 12288, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED,
> > > 13, 0x1c000) = 0x42046000
> > > close(13) = 0
> > > munmap(0x41a40000, 122337) = 0
> > > rt_sigprocmask(SIG_BLOCK, NULL, [], 8) = 0
> > > rt_sigprocmask(SIG_BLOCK, NULL, [], 8) = 0
> > > rt_sigprocmask(SIG_BLOCK, NULL, [], 8) = 0
> > > rt_sigprocmask(SIG_BLOCK, NULL, [], 8) = 0
> > > rt_sigprocmask(SIG_BLOCK, NULL, [], 8) = 0
> > > write(1, "[verbose class: loading \"java/be"..., 60[verbose class: loading
> > > "java/beans/PropertyChangeSupport"]
> > > ) = 60
> > > open("/home/paris/software/sablevm//share/sablevm/sablevm-classpath/java/beans/PropertyChangeSupport.class",
> > > O_RDONLY) = 13
> > > fstat64(13, {st_mode=S_IFREG|0644, st_size=5035, ...}) = 0
> > > mmap2(NULL, 5035, PROT_READ, MAP_PRIVATE, 13, 0) = 0x41a40000
> > > munmap(0x41a40000, 5035) = 0
> > > close(13) = 0
> > > rt_sigprocmask(SIG_BLOCK, NULL, [], 8) = 0
> > > rt_sigprocmask(SIG_BLOCK, NULL, [], 8) = 0
> > > write(1, "[verbose class: loading \"gnu/jav"..., 63[verbose class: loading
> > > "gnu/java/awt/peer/gtk/GtkMainThread"]
> > > ) = 63
> > > open("/home/paris/software/sablevm//share/sablevm/sablevm-classpath/gnu/java/awt/peer/gtk/GtkMainThread.class",
> > > O_RDONLY) = 13
> > > fstat64(13, {st_mode=S_IFREG|0644, st_size=1021, ...}) = 0
> > > mmap2(NULL, 1021, PROT_READ, MAP_PRIVATE, 13, 0) = 0x41a40000
> > > munmap(0x41a40000, 1021) = 0
> > > close(13) = 0
> > > write(1, "[verbose class: loading \"gnu/jav"..., 64[verbose class: loading
> > > "gnu/java/awt/peer/gtk/GtkGenericPeer"]
> > > ) = 64
> > > open("/home/paris/software/sablevm//share/sablevm/sablevm-classpath/gnu/java/awt/peer/gtk/GtkGenericPeer.class",
> > > O_RDONLY) = 13
> > > fstat64(13, {st_mode=S_IFREG|0644, st_size=1045, ...}) = 0
> > > mmap2(NULL, 1045, PROT_READ, MAP_PRIVATE, 13, 0) = 0x41a40000
> > > munmap(0x41a40000, 1045) = 0
> > > close(13) = 0
> > > rt_sigprocmask(SIG_BLOCK, NULL, [], 8) = 0
> > > rt_sigprocmask(SIG_BLOCK, NULL, [], 8) = 0
> > > rt_sigprocmask(SIG_BLOCK, NULL, [], 8) = 0
> > > rt_sigprocmask(SIG_BLOCK, NULL, [], 8) = 0
> > > rt_sigprocmask(SIG_BLOCK, NULL, [], 8) = 0
> > > rt_sigprocmask(SIG_BLOCK, NULL, [], 8) = 0
> > > rt_sigprocmask(SIG_BLOCK, NULL, [], 8) = 0
> > > rt_sigprocmask(SIG_BLOCK, NULL, [], 8) = 0
> > > rt_sigprocmask(SIG_BLOCK, NULL, [], 8) = 0
> > > rt_sigprocmask(SIG_BLOCK, NULL, [], 8) = 0
> > > rt_sigprocmask(SIG_BLOCK, NULL, [], 8) = 0
> > > brk(0) = 0x8093000
> > > brk(0x80b9000) = 0x80b9000
> > > mmap2(NULL, 2101248, PROT_READ|PROT_WRITE|PROT_EXEC,
> > > MAP_PRIVATE|MAP_ANONYMOUS,-1, 0) = 0x42049000
> > > mprotect(0x42049000, 4096, PROT_NONE) = 0
> > > clone(child_stack=0x42249b08,
> > > flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID,
> > > parent_tidptr=0x42249bf8, {entry_number:6, base_addr:0x42249bb0,
> > > limit:1048575, seg_32bit:1, contents:0, read_exec_only:0,
> > > limit_in_pages:1, seg_not_present:0, useable:1}, child_tidptr=0x42249bf8)
> > > = 6137
> > > futex(0x8072e00, FUTEX_WAIT, 0, NULL <unfinished ...>
> > >
> > >
> > >
> > > -------------------------------------------------------
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> > > _______________________________________________
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> > >
> > >
> >
> > --
> > Etienne M. Gagnon, Ph.D. http://www.info.uqam.ca/~egagnon/
> > SableVM: http://www.sablevm.org/
> > SableCC: http://www.sablecc.org/
> >
> >
>
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