Selenium Python Firefox Xvfb浏览器创建/磁盘空间问题

Question

尝试使用Selenium，Python，Firefox和Xvfb运行测试。在运行测试几个小时后，我经常遇到浏览器无法创建和耗尽磁盘空间的问题。我读到的任何地方都说使用browser.quit（）来释放tmp，但仍然遇到磁盘空间问题。然后，最重要的是，不得不将浏览器创建粘贴到while循环中，只是为了让它每次都创建。在测试访问的每个链接之后，我让它退出浏览器并打开一个新的。如果有人有任何想法我为什么遇到这些问题我会非常感激。

import time
import re

from selenium import webdriver
from pyvirtualdisplay import Display
from decimal import Decimal

display = Display(visible=0, size=(800, 600))
display.start()

links = tuple(open('links.txt'))

for link in links:
  #Try to create browser
  while True:
    try:
      browser = webdriver.Firefox()
    except Exception:
      time.sleep(1)
    else:
      break
  #Navigate to link
  try:
    browser.get(link)
  except Exception:
    time.sleep(1)
  else:
    #Switch to first iframe
    try:
      ele = browser.find_element_by_xpath('/html/body/iframe')                     
      browser.switch_to_frame(ele)
    except Exception:
      time.sleep(1)
    else:
      time.sleep(1)
      #Switch to second iframe
      try:
        ele = browser.find_element_by_xpath('/html/body/iframe[1]')
        browser.switch_to_frame(ele)
      except Exception:
        time.sleep(1)
      else:
        time.sleep(1)
        #Wait for timer, if one is found
        while True:
          try:
            wait = browser.find_element_by_id('one')
            wait = wait.text
            wait = re.sub("\D", "", wait)
            wait = Decimal(timer)
          except Exception:
            break
          else:
            if wait == 0:
              break
            else:
              time.sleep(1)
        #Click second element
        try:
          ele = browser.find_element_by_id('two')
          ele.click()
        except Exception:
          time.sleep(1)
        else:
          time.sleep(1)
  #Quit browser if one exist
  try:
    browser.quit()
  except Exception:
    time.sleep(1)
  else:
    time.sleep(1)