hotspot/agent/doc/hsdb.html
author alexp
Tue, 15 Sep 2009 16:26:40 +0400
changeset 3975 097245f7db08
parent 1 489c9b5090e2
permissions -rw-r--r--
6875716: JLayer.remove((Component)null) should behave consistently in (not) throwing NPE Reviewed-by: rupashka
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
     1
<html>
489c9b5090e2 Initial load
duke
parents:
diff changeset
     2
<head>
489c9b5090e2 Initial load
duke
parents:
diff changeset
     3
<title>
489c9b5090e2 Initial load
duke
parents:
diff changeset
     4
SA HSDB GUI
489c9b5090e2 Initial load
duke
parents:
diff changeset
     5
</title>
489c9b5090e2 Initial load
duke
parents:
diff changeset
     6
</head>
489c9b5090e2 Initial load
duke
parents:
diff changeset
     7
<body>
489c9b5090e2 Initial load
duke
parents:
diff changeset
     8
<p>
489c9b5090e2 Initial load
duke
parents:
diff changeset
     9
Once the HSDB debugger has been launched, the threads list is displayed
489c9b5090e2 Initial load
duke
parents:
diff changeset
    10
if launched with debuggee options (pid or core) in command line. If
489c9b5090e2 Initial load
duke
parents:
diff changeset
    11
HSDB was launched without debuggee, empty screen is shown.
489c9b5090e2 Initial load
duke
parents:
diff changeset
    12
</p>
489c9b5090e2 Initial load
duke
parents:
diff changeset
    13
<p>File menu sub-menu options to attach, detach debuggee and exit tool.</p>
489c9b5090e2 Initial load
duke
parents:
diff changeset
    14
<p>Tools menu sub-menus include:</p>
489c9b5090e2 Initial load
duke
parents:
diff changeset
    15
  <ul>
489c9b5090e2 Initial load
duke
parents:
diff changeset
    16
  <li>browsing of the annotated stack memory ("Stack Memory" button). It
489c9b5090e2 Initial load
duke
parents:
diff changeset
    17
   is currently annotated with the following information:
489c9b5090e2 Initial load
duke
parents:
diff changeset
    18
   <ul>
489c9b5090e2 Initial load
duke
parents:
diff changeset
    19
   <li> method names of the Java frames and their extents (supporting
489c9b5090e2 Initial load
duke
parents:
diff changeset
    20
     inlined compiled methods)
489c9b5090e2 Initial load
duke
parents:
diff changeset
    21
   <li> locations and types of oops, found using the oop map information
489c9b5090e2 Initial load
duke
parents:
diff changeset
    22
     from compiled methods (interpreter oop maps coming soon)
489c9b5090e2 Initial load
duke
parents:
diff changeset
    23
   <li> if a Java frame was interrupted by a signal (e.g., because of a
489c9b5090e2 Initial load
duke
parents:
diff changeset
    24
     crash), annotates the frame with the signal name and number
489c9b5090e2 Initial load
duke
parents:
diff changeset
    25
   <li> interpreter codelet descriptions for interpreted frames
489c9b5090e2 Initial load
duke
parents:
diff changeset
    26
   </ul>
489c9b5090e2 Initial load
duke
parents:
diff changeset
    27
 <li> finding which thread or threads caused a crash (currently
489c9b5090e2 Initial load
duke
parents:
diff changeset
    28
   identified by the presence of a signal handler frame - solaris-only)
489c9b5090e2 Initial load
duke
parents:
diff changeset
    29
 <li> browsing of oops using the Oop Inspector.
489c9b5090e2 Initial load
duke
parents:
diff changeset
    30
 <li> browsing of the java.lang.Thread object's oop.
489c9b5090e2 Initial load
duke
parents:
diff changeset
    31
 <li> Object Histogram and inspection of objects and liveness analysis therein.
489c9b5090e2 Initial load
duke
parents:
diff changeset
    32
 <li> Class Browser - view Java classes, bytecode disassembly,
489c9b5090e2 Initial load
duke
parents:
diff changeset
    33
   or create .class files for selected classes
489c9b5090e2 Initial load
duke
parents:
diff changeset
    34
 <li> native disassembly (sparc, x86 only) and nmethod disassembly with annotations for safepoint details.
489c9b5090e2 Initial load
duke
parents:
diff changeset
    35
 <li> view -XX flags, System properties, VM version of debuggee
489c9b5090e2 Initial load
duke
parents:
diff changeset
    36
 </ul>
489c9b5090e2 Initial load
duke
parents:
diff changeset
    37
<p>Windows sub-menu options include:</p>
489c9b5090e2 Initial load
duke
parents:
diff changeset
    38
 <ul>
489c9b5090e2 Initial load
duke
parents:
diff changeset
    39
 <li> Windows sub-menu: Console window to run "CLHSDB" commands in GUI
489c9b5090e2 Initial load
duke
parents:
diff changeset
    40
 <li> Windows sub-menu: Debugger console of underlying native debugger (MS Windbg or dbx (if used))
489c9b5090e2 Initial load
duke
parents:
diff changeset
    41
</ul>
489c9b5090e2 Initial load
duke
parents:
diff changeset
    42
489c9b5090e2 Initial load
duke
parents:
diff changeset
    43
</body>
489c9b5090e2 Initial load
duke
parents:
diff changeset
    44
</html>