标签:cache database self after sequence base signaling pgpool registry
现象
搭odoo集群时服务总是重新加载并提示:Reloading the model registry after database signaling
原因
主从数据sequence不一致导致
解决
## 调整源码
def check_signaling(self):
""" Check whether the registry has changed, and performs all necessary
operations to update the registry. Return an up-to-date registry.
"""
if self.in_test_mode():
return self
with closing(self.cursor()) as cr:
cr.execute(""" SELECT base_registry_signaling.last_value+base_registry_signaling.log_cnt,
base_cache_signaling.last_value + base_cache_signaling.log_cnt
FROM base_registry_signaling, base_cache_signaling""")
r, c = cr.fetchone()
_logger.debug("Multiprocess signaling check: [Registry - %s -> %s] [Cache - %s -> %s]",
self.registry_sequence, r, self.cache_sequence, c)
# Check if the model registry must be reloaded
if self.registry_sequence != r:
_logger.info("Reloading the model registry after database signaling.")
self = Registry.new(self.db_name)
# Check if the model caches must be invalidated.
elif self.cache_sequence != c:
_logger.info("Invalidating all model caches after database signaling.")
self.clear_caches()
self.cache_invalidated = False
self.registry_sequence = r
self.cache_sequence = c
return self
参考:
https://blog.csdn.net/weixin_33805557/article/details/91738509
https://www.danaoker.com/archives/141
标签:cache,database,self,after,sequence,base,signaling,pgpool,registry 来源: https://www.cnblogs.com/qianxunman/p/16517346.html
本站声明: 1. iCode9 技术分享网(下文简称本站)提供的所有内容,仅供技术学习、探讨和分享; 2. 关于本站的所有留言、评论、转载及引用,纯属内容发起人的个人观点,与本站观点和立场无关; 3. 关于本站的所有言论和文字,纯属内容发起人的个人观点,与本站观点和立场无关; 4. 本站文章均是网友提供,不完全保证技术分享内容的完整性、准确性、时效性、风险性和版权归属;如您发现该文章侵犯了您的权益,可联系我们第一时间进行删除; 5. 本站为非盈利性的个人网站,所有内容不会用来进行牟利,也不会利用任何形式的广告来间接获益,纯粹是为了广大技术爱好者提供技术内容和技术思想的分享性交流网站。