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* [Qemu-devel] [Bug 1295587] [NEW] Temporal freeze and slowdown while using emulated sb16
@ 2014-03-21  9:32 alvarez
  2014-03-21 11:20 ` [Qemu-devel] [Bug 1295587] " alvarez
                   ` (9 more replies)
  0 siblings, 10 replies; 11+ messages in thread
From: alvarez @ 2014-03-21  9:32 UTC (permalink / raw)
  To: qemu-devel

Public bug reported:

I have been carrying around this bug since previous versions and on
different machines: When I use the -soundhw sb16 option, while playing
any sound on the virtual machine it temporally freezes the emulated
machine and loops the last bit of such sound effect for 1-2 minutes,
then goes back to normal speed (until a new sound is played).

Console shows:

 sb16: warning: command 0xf9,1 is not truly understood yet
 sb16: warning: command 0xf9,1 is not truly understood yet
(...)
main-loop: WARNING: I/O thread spun for 1000 iterations

-One of my emulated machines is Windows 3.11: I managed to overrun this
bug by switching from the local 1.5 version of the sound blaster driver
to the 1.0, although since I updated qemu it freezes that machine, so I
can't test if it still works.

I am using the 1.7.90 version, but I suffered this bug for over one year

this bug happens anytime I use the -soundhw sb16 switch, but the full
command I am using in this specific case is:

qemu-system-i386 -localtime -cpu pentium -m 32 -display sdl -vga cirrus
-hda c.img -cdrom win95stuff.iso -net nic,model=ne2k_pci -net user
-soundhw sb16

** Affects: qemu
     Importance: Undecided
         Status: New


** Tags: sb16

** Description changed:

  I have been carrying around this bug since previous versions and on
  different machines: When I use the -soundhw sb16 option, while playing
- any sound on the virtual machine it freezes and loops the last bit of
- such sound effect for 1-2 minutes, then goes back to normal speed.
+ any sound on the virtual machine it temporally freezes the emulated
+ machine and loops the last bit of such sound effect for 1-2 minutes,
+ then goes back to normal speed (until a new sound is played).
  
  Console shows:
  
-  sb16: warning: command 0xf9,1 is not truly understood yet
-  sb16: warning: command 0xf9,1 is not truly understood yet
+  sb16: warning: command 0xf9,1 is not truly understood yet
+  sb16: warning: command 0xf9,1 is not truly understood yet
  (...)
  main-loop: WARNING: I/O thread spun for 1000 iterations
  
  -One of my emulated machines is Windows 3.11: I managed to overrun this
  bug by switching from the local 1.5 version of the sound blaster driver
  to the 1.0, although since I updated qemu it freezes that machine, so I
  can't test if it still works.
  
  I am using the 1.7.90 version, but I suffered this bug for over one year
  
  this bug happens anytime I use the -soundhw sb16 switch, but the full
  command I am using in this specific case is:
  
- 
- qemu-system-i386 -localtime -cpu pentium -m 32 -display sdl -vga cirrus -hda c.img -cdrom win95stuff.iso -net nic,model=ne2k_pci -net user -soundhw sb16
+ qemu-system-i386 -localtime -cpu pentium -m 32 -display sdl -vga cirrus
+ -hda c.img -cdrom win95stuff.iso -net nic,model=ne2k_pci -net user
+ -soundhw sb16

-- 
You received this bug notification because you are a member of qemu-
devel-ml, which is subscribed to QEMU.
https://bugs.launchpad.net/bugs/1295587

Title:
  Temporal freeze and slowdown while using emulated sb16

Status in QEMU:
  New

Bug description:
  I have been carrying around this bug since previous versions and on
  different machines: When I use the -soundhw sb16 option, while playing
  any sound on the virtual machine it temporally freezes the emulated
  machine and loops the last bit of such sound effect for 1-2 minutes,
  then goes back to normal speed (until a new sound is played).

  Console shows:

   sb16: warning: command 0xf9,1 is not truly understood yet
   sb16: warning: command 0xf9,1 is not truly understood yet
  (...)
  main-loop: WARNING: I/O thread spun for 1000 iterations

  -One of my emulated machines is Windows 3.11: I managed to overrun
  this bug by switching from the local 1.5 version of the sound blaster
  driver to the 1.0, although since I updated qemu it freezes that
  machine, so I can't test if it still works.

  I am using the 1.7.90 version, but I suffered this bug for over one
  year

  this bug happens anytime I use the -soundhw sb16 switch, but the full
  command I am using in this specific case is:

  qemu-system-i386 -localtime -cpu pentium -m 32 -display sdl -vga
  cirrus -hda c.img -cdrom win95stuff.iso -net nic,model=ne2k_pci -net
  user -soundhw sb16

To manage notifications about this bug go to:
https://bugs.launchpad.net/qemu/+bug/1295587/+subscriptions

^ permalink raw reply	[flat|nested] 11+ messages in thread

end of thread, other threads:[~2021-06-28  4:30 UTC | newest]

Thread overview: 11+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2014-03-21  9:32 [Qemu-devel] [Bug 1295587] [NEW] Temporal freeze and slowdown while using emulated sb16 alvarez
2014-03-21 11:20 ` [Qemu-devel] [Bug 1295587] " alvarez
2014-03-21 13:28 ` alvarez
2014-03-22 14:46 ` Cole Robinson
2014-03-22 21:36 ` alvarez
2017-03-26 15:30 ` milasudril
2017-03-26 15:32 ` milasudril
2017-07-23 15:16 ` Blake Lee
2020-05-17 23:45 ` Amaro Jr
2021-04-28  6:01 ` Thomas Huth
2021-06-28  4:17 ` Launchpad Bug Tracker

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