vkernel high interrupt load

[Tomas Bodzar <tomas.bodzar@xxxxxxxxx>]

Hi all,

trying vkernel on HEAD and can see this:

load averages:  0.00,  0.01,  0.00;               up 0+00:10:04        16:14:10
7 processes: 1 running, 1 idle, 6 stopped
CPU states:  0.0% user,  0.0% nice,  0.0% system,  100% interrupt,  0.0% idle
Memory: 4008K Active, 18M Inact, 43M Wired, 192K Cache, 22M Buf, 59M Free
Swap:

  PID USERNAME NICE  SIZE   PRES    STATE    TIME   CTIME    CPU COMMAND
  646 root       0    18M     0K   kqread    0:00    0:00  0.00% sendmail
  721 root       0    20M     0K    pause    0:00    0:03  0.00% csh
  650 smmsp      0    18M     0K    pause    0:00    0:00  0.00% sendmail
  720 root       0    38M     0K     wait    0:00    0:00  0.00% login
  783 root       0    17M     0K      RUN    0:00    0:00  0.00% top
  665 root       0    10M     0K   nanslp    0:00    0:00  0.00% cron
  312 root       0  7124K     0K   kqread    0:00    0:00  0.00% syslogd


100% in interrupts? vkernel was created as in 'man vkernel', just
instead of UFS I used Hammer and size is 2GB. vkernel is 64bit
version. Dfly itself is running in VirtualBox 4.2 and is 64bit with
4GB of RAM.Host kernel is  > 99.6% idle