Download - HA Proxy logs - The Art of Logging
HAPROXY LOGS
The art of logging
HOW TO GET YOUR LOGS TELNET STYLE
HOW TO GET YOUR LOGSHAPROXY WEB INTERFACE
HOW TO GET YOUR LOGSLOG-MANAGEMENT SOLUTION
“CHACUN SA ROUTE, CHACUN SON CHEMIN” - TONTON DAVID
Business Intelligence Technical intelligence
BI TI
CONTEXTHAPROXY 101 - ROUNDROBIN LOADBALANCING
Configuration:
WHAT IS MY DATA MADE OF?HAPROXY - DATA COLLECTED (FOR EACH LOG)
WHAT IS MY DATA MADE OF?HAPROXY - DATA COLLECTED (FOR EACH LOG)
• Internal State:– Tq / Tw /Tc / Tr /Tt– ActConn / Feconn / Beconn / srv_Conn / retries– Srv_queue / Backend_queue
• Connection Layer:– Client IP/port– Date connection– Http requests (if some) – Frontend/Backend/server name– Status Code– Bytes written – Captured requests/response Cookie
• Session Layer– Termination state
WHAT IS MY DATA MADE OF?HAPROXY - DATA COLLECTED (FOR EACH LOG)
• Internal State:– Tq / Tw /Tc / Tr /Tt– ActConn / Feconn / Beconn / srv_Conn / retries– Srv_queue / Backend_queue
• Connection Layer:– Client IP/port– Date connection– Http requests (if some) – Frontend/Backend/server name– Status Code– Bytes written – Captured requests/response Cookie
• Session Layer– Termination state
Field
FieldField
Field
Field
Metrics
MetricsMetrics
Metrics
Field
Field Metrics
JUST AGGREGATINGAND RANKING
JUST COUNTINGSTEP BY STEP, TIME BUCKET AFTER TIME BUCKET
HOW TO DISPLAY MY DATA?SO MANY PLOTTING LIB’S.. DAMN’
JUST COUNTINGBUT CHANGING THE DISPLAY.. FROM ABSOLUTE TO RELATIVE DATA
JUST COUNTINGMIXING TWO SETS OF FILTERED DATA
Focusing on 4xx Status code
JUST COUNTING SPOTTING THE RIGHT EVENT IN A FILTERED CONTEXT
SPOTTING THE RIGHT EVENTVISUALISATION MATTERS
A BIRD’S EYE VIEW
VISUALISATION CAN TELL STORIESRE-STARTING BACKEND SERVERS
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Keep on Loggin’!