Python 当爬虫突然死亡时，如何保持状态？

这个问题是关于

我已经按照下面的链接来保持爬虫的状态

现在，当爬虫程序以中断或Ctrl+C正确结束时，这一切都可以正常工作

我注意到，蜘蛛在工作时不能正常关机

您多次按Ctrl+C组合键

服务器容量受到影响

任何其他导致其突然结束的原因

爬行器再次运行时，会在第一个爬网的url上关闭自身

当发生上述情况时，如何实现爬虫的持久状态？ 否则它会再次抓取所有的URL

当爬行器再次运行时记录：

2016-08-30 08:14:11 [scrapy] INFO: Scrapy 1.1.2 started (bot: maxverstappen)
2016-08-30 08:14:11 [scrapy] INFO: Overridden settings: {'NEWSPIDER_MODULE': 'maxverstappen.spiders', 'SPIDER_MODULES': ['maxverstappen.spiders'], 'ROBOTSTXT_OBEY': True, 'BOT_NAME': 'maxverstappen'}
2016-08-30 08:14:11 [scrapy] INFO: Enabled extensions:
['scrapy.extensions.logstats.LogStats',
 'scrapy.extensions.telnet.TelnetConsole',
 'scrapy.extensions.corestats.CoreStats',
 'scrapy.extensions.spiderstate.SpiderState']
2016-08-30 08:14:11 [scrapy] INFO: Enabled downloader middlewares:
['scrapy.downloadermiddlewares.robotstxt.RobotsTxtMiddleware',
 'scrapy.downloadermiddlewares.httpauth.HttpAuthMiddleware',
 'scrapy.downloadermiddlewares.downloadtimeout.DownloadTimeoutMiddleware',
 'scrapy.downloadermiddlewares.useragent.UserAgentMiddleware',
 'scrapy.downloadermiddlewares.retry.RetryMiddleware',
 'scrapy.downloadermiddlewares.defaultheaders.DefaultHeadersMiddleware',
 'scrapy.downloadermiddlewares.redirect.MetaRefreshMiddleware',
 'scrapy.downloadermiddlewares.httpcompression.HttpCompressionMiddleware',
 'scrapy.downloadermiddlewares.redirect.RedirectMiddleware',
 'scrapy.downloadermiddlewares.cookies.CookiesMiddleware',
 'scrapy.downloadermiddlewares.chunked.ChunkedTransferMiddleware',
 'scrapy.downloadermiddlewares.stats.DownloaderStats']
2016-08-30 08:14:11 [scrapy] INFO: Enabled spider middlewares:
['scrapy.spidermiddlewares.httperror.HttpErrorMiddleware',
 'scrapy.spidermiddlewares.offsite.OffsiteMiddleware',
 'scrapy.spidermiddlewares.referer.RefererMiddleware',
 'scrapy.spidermiddlewares.urllength.UrlLengthMiddleware',
 'scrapy.spidermiddlewares.depth.DepthMiddleware']
2016-08-30 08:14:12 [scrapy] INFO: Enabled item pipelines:
['maxverstappen.pipelines.MaxverstappenPipeline']
2016-08-30 08:14:12 [scrapy] INFO: Spider opened
2016-08-30 08:14:12 [scrapy] INFO: Crawled 0 pages (at 0 pages/min), scraped 0 items (at 0 items/min)
2016-08-30 08:14:12 [scrapy] DEBUG: Telnet console listening on 127.0.0.1:6024
2016-08-30 08:14:12 [scrapy] DEBUG: Crawled (200) <GET http://www.inautonews.com/robots.txt> (referer: None)
2016-08-30 08:14:12 [scrapy] DEBUG: Crawled (200) <GET http://www.thecheckeredflag.com/robots.txt> (referer: None)
2016-08-30 08:14:12 [scrapy] DEBUG: Crawled (200) <GET http://www.inautonews.com/> (referer: None)
2016-08-30 08:14:12 [scrapy] DEBUG: Crawled (200) <GET http://www.thecheckeredflag.com/> (referer: None)
2016-08-30 08:14:12 [scrapy] DEBUG: Filtered duplicate request: <GET http://www.inautonews.com/> - no more duplicates will be shown (see DUPEFILTER_DEBUG to show all duplicates)
2016-08-30 08:14:12 [scrapy] DEBUG: Filtered offsite request to 'www.newsnow.co.uk': <GET http://www.newsnow.co.uk/h/Life+&+Style/Motoring>
2016-08-30 08:14:12 [scrapy] DEBUG: Filtered offsite request to 'www.americanmuscle.com': <GET http://www.americanmuscle.com/>
2016-08-30 08:14:12 [scrapy] DEBUG: Filtered offsite request to 'www.extremeterrain.com': <GET http://www.extremeterrain.com/>
2016-08-30 08:14:12 [scrapy] DEBUG: Filtered offsite request to 'www.autoanything.com': <GET http://www.autoanything.com/>
2016-08-30 08:14:12 [scrapy] DEBUG: Filtered offsite request to 'www.bmwcoop.com': <GET http://www.bmwcoop.com/>
2016-08-30 08:14:12 [scrapy] DEBUG: Filtered offsite request to 'www.automotorblog.com': <GET http://www.automotorblog.com/>
2016-08-30 08:14:12 [scrapy] DEBUG: Filtered offsite request to 'twitter.com': <GET https://twitter.com/inautonews>
2016-08-30 08:14:12 [scrapy] DEBUG: Filtered offsite request to 'www.facebook.com': <GET https://www.facebook.com/inautonews>
2016-08-30 08:14:12 [scrapy] DEBUG: Filtered offsite request to 'plus.google.com': <GET https://plus.google.com/+Inautonewsplus>
2016-08-30 08:14:12 [scrapy] DEBUG: Filtered offsite request to 'www.histats.com': <GET http://www.histats.com/>
2016-08-30 08:14:12 [scrapy] DEBUG: Filtered offsite request to 'www.hamiltonf1site.com': <GET http://www.hamiltonf1site.com/>
2016-08-30 08:14:12 [scrapy] DEBUG: Filtered offsite request to 'www.joshwellsracing.com': <GET http://www.joshwellsracing.com/>
2016-08-30 08:14:12 [scrapy] DEBUG: Filtered offsite request to 'www.jensonbuttonfan.net': <GET http://www.jensonbuttonfan.net/>
2016-08-30 08:14:12 [scrapy] DEBUG: Filtered offsite request to 'www.fernandoalonsofan.net': <GET http://www.fernandoalonsofan.net/>
2016-08-30 08:14:12 [scrapy] DEBUG: Filtered offsite request to 'www.markwebberfan.net': <GET http://www.markwebberfan.net/>
2016-08-30 08:14:12 [scrapy] DEBUG: Filtered offsite request to 'www.felipemassafan.net': <GET http://www.felipemassafan.net/>
2016-08-30 08:14:12 [scrapy] DEBUG: Filtered offsite request to 'www.nicorosbergfan.net': <GET http://www.nicorosbergfan.net/>
2016-08-30 08:14:12 [scrapy] DEBUG: Filtered offsite request to 'www.nickheidfeldfan.net': <GET http://www.nickheidfeldfan.net/>
2016-08-30 08:14:12 [scrapy] DEBUG: Filtered offsite request to 'www.lewishamiltonblog.net': <GET http://www.lewishamiltonblog.net/>
2016-08-30 08:14:12 [scrapy] DEBUG: Filtered offsite request to 'www.timoglockfan.net': <GET http://www.timoglockfan.net/>
2016-08-30 08:14:12 [scrapy] DEBUG: Filtered offsite request to 'www.jarnotrullifan.net': <GET http://www.jarnotrullifan.net/>
2016-08-30 08:14:12 [scrapy] DEBUG: Filtered offsite request to 'www.brunosennafan.net': <GET http://www.brunosennafan.net/>
2016-08-30 08:14:12 [scrapy] INFO: Closing spider (finished)
2016-08-30 08:14:12 [scrapy] INFO: Dumping Scrapy stats:
{'downloader/request_bytes': 896,
 'downloader/request_count': 4,
 'downloader/request_method_count/GET': 4,
 'downloader/response_bytes': 35353,
 'downloader/response_count': 4,
 'downloader/response_status_count/200': 4,
 'dupefilter/filtered': 149,
 'finish_reason': 'finished',
 'finish_time': datetime.datetime(2016, 8, 30, 8, 14, 12, 724932),
 'log_count/DEBUG': 28,
 'log_count/INFO': 7,
 'offsite/domains': 22,
 'offsite/filtered': 23,
 'request_depth_max': 1,
 'response_received_count': 4,
 'scheduler/dequeued': 2,
 'scheduler/dequeued/disk': 2,
 'scheduler/enqueued': 2,
 'scheduler/enqueued/disk': 2,
 'start_time': datetime.datetime(2016, 8, 30, 8, 14, 12, 13456)}
2016-08-30 08:14:12 [scrapy] INFO: Spider closed (finished)

2016-08-30 08:14:11[scrapy]信息：scrapy 1.1.2已启动（机器人：maxverstappen）
2016-08-30 08:14:11[scrapy]信息：覆盖的设置：{'NEWSPIDER_MODULE'：'maxverstappen.SPIDER'，'SPIDER_MODULES'：['maxverstappen.SPIDER']，'ROBOTSTXT_-obe'：True，'BOT_-NAME'：'maxverstappen'}
2016-08-30 08:14:11[scrapy]信息：启用的扩展：
['scrapy.extensions.logstats.logstats'，
'scrapy.extensions.telnet.TelnetConsole'，
'scrapy.extensions.corestats.corestats'，
'scrapy.extensions.spiderstate.spiderstate']
2016-08-30 08:14:11[scrapy]信息：已启用的下载程序中间件：
['scrapy.downloaderMiddleware.robotstxt.RobotsTxtMiddleware'，
'scrapy.downloaderMiddleware.httpauth.HttpAuthMiddleware'，
'scrapy.downloadermiddleware.downloadtimeout.DownloadTimeoutMiddleware'，
'scrapy.DownloaderMiddleware.useragent.UserAgentMiddleware'，
'scrapy.DownloaderMiddleware.retry.RetryMiddleware'，
'scrapy.downloaderMiddleware.defaultheaders.DefaultHeadersMiddleware'，
'scrapy.DownloaderMiddleware.redirect.MetaRefreshMiddleware'，
'scrapy.DownloaderMiddleware.httpcompression.HttpCompressionMiddleware'，
'scrapy.DownloaderMiddleware.redirect.RedirectMiddleware'，
“scrapy.DownloaderMiddleware.cookies.CookiesMiddleware”，
'scrapy.DownloaderMiddleware.chunked.ChunkedTransfererMiddleware'，
'scrapy.downloadermiddleware.stats.DownloaderStats']
2016-08-30 08:14:11[scrapy]信息：启用的蜘蛛中间件：
['scrapy.spidermiddleware.httperror.httperror中间件'，
'刮皮.SpiderMiddleware.场外.场外Iddleware'，
“scrapy.Spidermiddleware.referer.RefererMiddleware”，
'scrapy.spiderMiddleware.urllength.UrlLengthMiddleware'，
'scrapy.spidermiddleware.depth.DepthMiddleware']
2016-08-30 08:14:12[scrapy]信息：启用的项目管道：
['maxverstappen.pipelines.maxverstappenpippeline']
2016-08-30 08:14:12[scrapy]信息：蜘蛛打开
2016-08-30 08:14:12[抓取]信息：抓取0页（以0页/分钟的速度），抓取0项（以0项/分钟的速度）
2016-08-30 08:14:12[scrapy]调试：Telnet控制台监听127.0.0.1:6024
2016-08-30 08:14:12[scrapy]调试：爬网（200）（参考：无）
2016-08-30 08:14:12[scrapy]调试：爬网（200）（参考：无）
2016-08-30 08:14:12[scrapy]调试：爬网（200）（参考：无）
2016-08-30 08:14:12[scrapy]调试：爬网（200）（参考：无）
2016-08-30 08:14:12[scrapy]调试：已筛选的重复请求：-将不再显示重复项（请参阅DUPEFILTER_调试以显示所有重复项）
2016-08-30 08:14:12[scrapy]调试：过滤到“www.newsnow.co.uk”的场外请求：
2016-08-30 08:14:12[scrapy]调试：过滤到“www.americanmuscle.com”的场外请求：
2016-08-30 08:14:12[scrapy]调试：过滤到“www.extremeterain.com”的场外请求：
2016-08-30 08:14:12[scrapy]调试：过滤到“www.autoanything.com”的场外请求：
2016-08-30 08:14:12[scrapy]调试：过滤到“www.bmwcoop.com”的场外请求：
2016-08-30 08:14:12[scrapy]调试：过滤到“www.automotorblog.com”的场外请求：
2016-08-30 08:14:12[scrapy]调试：过滤到“twitter.com”的异地请求：
2016-08-30 08:14:12[scrapy]调试：过滤到“www.facebook.com”的场外请求：
2016-08-30 08:14:12[scrapy]调试：过滤到plus.google.com的异地请求：
2016-08-30 08:14:12[scrapy]调试：过滤到“www.histats.com”的场外请求：
2016-08-30 08:14:12[scrapy]调试：过滤到“www.hamiltonf1site.com”的场外请求：
2016-08-30 08:14:12[scrapy]调试：过滤到“www.joshwellsracing.com”的场外请求：
2016-08-30 08:14:12[scrapy]调试：过滤到“www.jensonbuttonfan.net”的场外请求：
2016-08-30 08:14:12[scrapy]调试：过滤到“www.fernandoalonsofan.net”的场外请求：
2016-08-30 08:14:12[scrapy]调试：过滤到“www.markwebberfan.net”的场外请求：
2016-08-30 08:14:12[scrapy]调试：过滤到“www.felipemassafan.net”的场外请求：
2016-08-30 08:14:12[scrapy]调试：过滤到“www.nicorosbergfan.net”的场外请求：
2016-08-30 08:14:12[scrapy]调试：过滤到“www.nickheidfeldfan.net”的场外请求：
2016-08-30 08:14:12[scrapy]调试：过滤到“www.lewishamiltonblog.net”的场外请求：
2016-08-30 08:14:12[scrapy]调试：过滤到“www.timoglockfan.net”的场外请求：
2016-08-30 08:14:12[scrapy]调试：过滤到“www.jarnotrullifan.net”的场外请求：
2016-08-30 08:14:12[scrapy]调试：过滤到“www.brunosennafan.net”的场外请求：
2016-08-30 08:14:12[scrapy]信息：关闭卡盘（已完成）
2016-08-30 08:14:12[刮痧]信息：倾销刮痧统计数据：
{'downloader/request_bytes'：896，
“下载程序/请求计数”：4，
“下载器/请求\方法\计数/获取”：4，
“downloader/response_字节”：35353，
“下载程序/响应计数”：4，
“下载/响应状态\计数/200”：4，
“dupefilter/filtered”：149，
“完成原因”：“完成”，
“完成时间”：datetime.datetime（2016,8,30,8,14,12,724932），
“日志计数/调试”：28，
“日志计数/信息”：7，
“场外/域”：22，
“场外/过滤”：23，
“请求深度最大值”：1，
“收到的响应数”：4，
“调度程序/出列”：2，
“调度程序/出列/磁盘”：2，
“调度程序/排队”：2，
“调度程序/排队/磁盘”：2，
“开始时间”：datetime.datetime（2016,8,30,8,14,12,13456）}
2016-08-30 08:14:12[刮擦]信息：蜘蛛侠关闭（f