[haiku-bugs] Re: [Haiku] #7508: Enabling multiple CPU core cuases system instability during builds etc.

  • From: "tonestone57" <trac@xxxxxxxxxxxx>
  • Date: Wed, 20 Jul 2011 22:25:39 -0000

#7508: Enabling multiple CPU core cuases system instability during builds etc.
-----------------------------+-----------------------
   Reporter:  stargatefan    |      Owner:  axeld
       Type:  bug            |     Status:  new
   Priority:  normal         |  Milestone:  R1
  Component:  System/Kernel  |    Version:  R1/alpha2
 Resolution:                 |   Keywords:
 Blocked By:                 |   Blocking:
Has a Patch:  0              |   Platform:  All
-----------------------------+-----------------------

Comment (by tonestone57):

 You did disable virtual memory (swap) right?  swap size should be zero in
 size and checked in ActivityMonitor.  If swap is disabled and still acting
 up then that would say real big problem.  Issue may relate to virtual
 memory or even something else.

 You have to really push the system to get it to KDL.  At least then you
 can give some debug info.  Maybe try jam -j6 plus run bunch of other
 programs at same time like Teapot, Haiku3d, Chart, etc.  Hopefully that
 gets the OS to crash for you.  It may also corrupt files so be ready to
 deal with that.  You need to run lots and lots of programs to max out your
 CPUs and push the OS very hard to crash.

 Virtual memory was not disabling right and I do not think that bug was
 fixed yet.  Disable virtual memory from preferences, reboot, delete
 /boot/common/var/swap, reboot, run checkfs, reboot and then try run jam
 and check ActivityMonitor for swap size of zero.

 Only by giving KDL output do you have any chance to get this bug fixed.
 That means getting the OS to crash into KDL.

-- 
Ticket URL: <http://dev.haiku-os.org/ticket/7508#comment:26>
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