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1 SRE and Devs from same staff pool ; more sre , less dev so they can focus on relibility; in the other way they focus on new featur e 2 SRE hires onl 阅读全文
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Error Budgets includes: releasing new feature expected system change inevitable failure in hardware, network etc planned downtime risky experiment sha 阅读全文
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HA can be configured in the nodes running Nginx Plus It implement by running vrrp between the nodes, where the user can specify priority, unicast_src_ 阅读全文
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Nginx can be configured to monitor the health of backend server. 1 Passive Health check Nginix monitor the transications, and if the failed transacito 阅读全文
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din /etc/nginx/nginx.conf http { upstream backend { server backend1.example.com; server backend2.example.com; server 192.0.0.1 backup; } server { loca 阅读全文
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Congestion Control: It is used for the send to decide what is the packet size it send out due to the limitation of network bandwith. It use slow start 阅读全文
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恢复内容开始 Under the task, first entry get perfromed first. 恢复内容结束 阅读全文
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RSS is the Resident Set Size and is used to show how much memory is allocated to that process and is in RAM. It does not include memory that is swappe 阅读全文
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/proc is not a usual file system, kernal put the info about active process in /proc. it contains the PID as dir name for the processes running in the 阅读全文
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https://www.youtube.com/playlist?list=PL9IEJIKnBJjFZxuqyJ9JqVYmuFZHr7CFM pthread_create -- the input thread fuction need take void pointer as input ar 阅读全文