!uniqstack 扩展显示当前进程中所有线程的所有堆栈，不包括看似具有重复项的堆栈。
!uniqstack [ -b | -v | -p ] [ -n ]
参数
-b
促使显示包含传递给每个函数的前三个参数。
-v
促使显示包含帧指针省略 (FPO) 信息。 在基于 x86 的处理器上，还会显示调用约定信息。
-p
促使显示包含在堆栈跟踪中调用的每个函数的完整参数。 此列表将包括每个参数的数据类型、名称和值。 这需要完整的符号信息。
-n
促使显示帧编号。
DLL
Uext.dll
注解
此扩展类似于 k、kb、kc、kd、kp、kP、kv（显示堆栈回溯）命令，只是不显示重复的堆栈。
例如：
0:000> !uniqstack
Processing 14 threads, please wait
. 0 Id: f0f0f0f0.15c Suspend: 1 Teb: 00000000`7fff8000 Unfrozen
Priority: 0
Child-SP Child-BSP RetAddr
00000000`0006e5e0 00000000`00070420 00000000`6b009840
00000000`0006e600 00000000`000703d0 00000000`6b03db00
00000000`0006e950 00000000`000703b0 00000000`6b008520
00000000`0006e950 00000000`00070368 00000000`6b1845e0
00000000`0006e9b0 00000000`00070310 00000000`6b009980
00000000`0006e9d0 00000000`000702d0 00000000`6b009ff0
00000000`0006e9e0 00000000`00070248 00000000`77ea4a10
00000000`0006f290 00000000`000700e0 00000000`77ea5d60
00000000`0006f4c0 00000000`00070028 00000000`77ed6000
00000000`0006f550 00000000`00070000 00000000`77ed9000
00000000`0006f550 00000000`00070000 00000000`77ca78a0
00000000`0006fff0 00000000`00070000 00000000`00000000
. 1 Id: f0f0f0f0.718 Suspend: 1 Teb: 00000000`7fff4000 Unfrozen
Priority: 0
Child-SP Child-BSP RetAddr
00000000`0043eb50 00000000`00440250 00000000`6b008520
00000000`0043eb80 00000000`00440208 00000000`6b1845e0
00000000`0043ebe0 00000000`004401a8 00000000`6b009980
00000000`0043ec00 00000000`00440168 00000000`6b009ff0
00000000`0043ec10 00000000`004400e0 00000000`77ea5f50
00000000`0043f4c0 00000000`00440028 00000000`77ed6000
00000000`0043f550 00000000`00440000 00000000`77ed9000
00000000`0043f550 00000000`00440000 00000000`7de05690
00000000`0043fff0 00000000`00440000 00000000`00000000
. 13 Id: f0f0f0f0.494 Suspend: 1 Teb: 00000000`7ef98000 Unfrozen
Priority: 0
Child-SP Child-BSP RetAddr
00000000`00feffe0 00000000`00ff0040 00000000`77e94f30
00000000`00feffe0 00000000`00ff0040 00000000`00000000
Total threads: 14
Duplicate callstacks: 11 (windbg thread #s follow):
2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12