========================================
  frostbyte kernel  x86_64  long mode
  multiboot2 / grub / freestanding gcc
========================================

[boot] multiboot2 magic verified (36d76289)
[gdt]  loaded flat 64-bit segments
[idt]  256 vectors installed (32 exceptions, 16 irqs)
[pic]  remapped to 0x20-0x2f, irq0 and irq1 unmasked
[pmm]  130559 KiB usable, 32736 frames, 32463 free after kernel
[heap] bump allocator at 0x0000000000111000, 8192 KiB
[paging] mapped 0x0000000040000000 -> phys 911000, readback OK
[pit]  timer at 100 Hz
[kbd]  ps/2 keyboard driver ready
[sched] 4 threads: idle, shell, workerA, workerB

[boot] enabling interrupts, starting preemptive scheduler
[boot] workerA/workerB log from separate stacks to prove round-robin


frostbyte shell ready. type 'help'.
frostbyte> [workerA] tick=50 iterations=7143449
[workerB] tick=91 iterations=15207163
[workerA] tick=150 iterations=26517115
[workerB] tick=191 iterations=35124050
hel[workerA] tick=250 iterations=45724522
p
available commands:
  help    show this list
  echo    print the given text
  mem     physical memory and heap usage
  uptime  ticks and seconds since boot
  ps      list kernel threads
  clear   clear the screen
frostbyte> [workerB] tick=291 iterations=53487849
me[workerA] tick=350 iterations=64811083
m
physical memory: 130559 KiB total
  frames: 32736 total, 2324 used, 30412 free
  used 9296 KiB, free 121648 KiB
heap: 48 KiB used of 8192 KiB
frostbyte> [workerB] tick=391 iterations=73119504
ps[workerA] tick=450 iterations=84004093

id  state     name
 0   runnable  idle
*1   running  shell
 2   runnable  workerA
 3   runnable  workerB
frostbyte> [workerB] tick=491 iterations=92765972
upt[workerA] tick=550 iterations=104540981
ime[workerB] tick=591 iterations=112423170

uptime: 601 ticks, 6 seconds (at 100 Hz)
frostbyte> [workerA] tick=650 iterations=123652364
ech[workerB] tick=691 iterations=132218480
o fr[workerA] tick=750 iterations=140041519
os[workerB] tick=791 iterations=147051909
tbyt[workerA] tick=850 iterations=154503810
e l[workerB] tick=891 iterations=160779592
ives[workerA] tick=950 iterations=165666327

frostbyte lives
frostbyte> [workerB] tick=991 iterations=173432697
[workerA] tick=1050 iterations=181711346
[workerB] tick=1091 iterations=192171261
[workerA] tick=1150 iterations=201288528