Re: 2.6.27rc1 cannot boot more than 8CPUs

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To: Max Krasnyansky <maxk@...>
Cc: lkml <linux-kernel@...>
Date: Tuesday, August 5, 2008 - 11:50 pm

On Wed, Aug 6, 2008 at 11:31 AM, Max Krasnyansky <maxk@qualcomm.com> wrote:

Ok,  booted with CONFIG_NR_CPUS=16 with maxcpus=8, but can't find the
rest of the CPUs.

I can only find cpu0 to cpu7 ...


drwxr-xr-x  4 root root    0 Aug  6 19:38 cpu0
drwxr-xr-x  4 root root    0 Aug  6 19:38 cpu1
drwxr-xr-x  4 root root    0 Aug  6 19:38 cpu2
drwxr-xr-x  4 root root    0 Aug  6 19:38 cpu3
drwxr-xr-x  4 root root    0 Aug  6 19:38 cpu4
drwxr-xr-x  4 root root    0 Aug  6 19:38 cpu5
drwxr-xr-x  4 root root    0 Aug  6 19:38 cpu6
drwxr-xr-x  4 root root    0 Aug  6 19:38 cpu7
-r--r--r--  1 root root 4096 Aug  6 19:41 online
-r--r--r--  1 root root 4096 Aug  6 19:39 possible
-r--r--r--  1 root root 4096 Aug  6 19:38 present
-rw-r--r--  1 root root 4096 Aug  6 19:38 sched_mc_power_savings

# cat online
0-7
# cat possible
0-23
# cat present
0-7

Thanks,
Jeff.
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Messages in current thread:
2.6.27rc1 cannot boot more than 8CPUs, Jeff Chua, (Tue Aug 5, 11:15 pm)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Linus Torvalds, (Wed Aug 6, 2:01 am)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Jeff Chua, (Wed Aug 6, 2:42 am)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Jeff Chua, (Wed Aug 6, 11:33 am)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Ingo Molnar, (Mon Aug 11, 3:59 pm)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Yinghai Lu, (Mon Aug 11, 4:03 pm)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Ingo Molnar, (Mon Aug 11, 4:08 pm)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Yinghai Lu, (Mon Aug 11, 4:12 pm)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Yinghai Lu, (Mon Aug 11, 4:36 pm)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Ingo Molnar, (Mon Aug 11, 4:44 pm)
Re: 2.6.27rc1 cannot boot more than 8CPUs, David Miller, (Wed Aug 6, 1:19 am)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Jeff Chua, (Wed Aug 6, 2:42 am)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Yinghai Lu, (Wed Aug 6, 4:49 am)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Jeff Chua, (Wed Aug 6, 5:35 am)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Jeff Chua, (Wed Aug 6, 5:42 am)
Re: 2.6.27rc1 cannot boot more than 8CPUs, David Miller, (Wed Aug 6, 3:18 am)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Jeff Chua, (Wed Aug 6, 5:33 am)
Re: 2.6.27rc1 cannot boot more than 8CPUs, David Miller, (Wed Aug 6, 5:36 am)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Jeff Chua, (Wed Aug 6, 5:50 am)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Max Krasnyansky, (Tue Aug 5, 11:31 pm)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Jeff Chua, (Tue Aug 5, 11:50 pm)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Max Krasnyansky, (Tue Aug 5, 11:54 pm)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Jeff Chua, (Wed Aug 6, 12:06 am)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Max Krasnyansky, (Wed Aug 6, 12:48 am)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Li Zefan, (Wed Aug 6, 12:53 am)
Re: 2.6.27rc1 cannot boot more than 8CPUs, Max Krasnyansky, (Wed Aug 6, 4:11 pm)