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tests: Allow more VMs to be started in parallel

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Check the number of CPUs to determine how many VMs can be started in
parallel.

Signed-off-by: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2019-12-27 20:31:33 +02:00
parent d07ca835cb
commit a6ba5cca45
1 changed files with 18 additions and 13 deletions
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21
tests/hwsim/vm/parallel-vm.py
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@ -10,6 +10,7 @@ from __future__ import print_function
import curses import curses
import fcntl import fcntl
import logging import logging
import multiprocessing
import os import os
import selectors import selectors
import subprocess import subprocess
@ -213,21 +214,25 @@ def vm_next_step(_vm, scr, test_queue):
def check_vm_start(scr, sel, test_queue): def check_vm_start(scr, sel, test_queue):
running = False running = False
updated = False
for i in range(num_servers): for i in range(num_servers):
if not vm[i]['proc']: if vm[i]['proc']:
running = True
continue
# Either not yet started or already stopped VM # Either not yet started or already stopped VM
if test_queue and vm[i]['cmd'] and num_vm_starting() < 2: max_start = multiprocessing.cpu_count()
if max_start > 4:
max_start /= 2
num_starting = num_vm_starting()
if vm[i]['cmd'] and len(test_queue) > num_starting and \
num_starting < max_start:
scr.move(i + 1, 10) scr.move(i + 1, 10)
scr.clrtoeol() scr.clrtoeol()
scr.addstr(i + 1, 10, "starting VM") scr.addstr(i + 1, 10, "starting VM")
updated = True
start_vm(vm[i], sel) start_vm(vm[i], sel)
else: return True, True
continue
running = True return running, False
return running, updated
def vm_terminated(_vm, scr, sel, test_queue): def vm_terminated(_vm, scr, sel, test_queue):
updated = False updated = False