Reed-Solomon Code General Management
View Service General Interface
Request the service interface to view some common interfaces for debugging, such as log level, metrics, etc.
curl http://127.0.0.1:9500
Response Example
usage:
/
vars:
/debug/vars
/debug/var/*
pprof:
/debug/pprof/
/debug/pprof/cmdline
/debug/pprof/profile
/debug/pprof/symbol
/debug/pprof/trace
metrics:
/metrics
users:
/access/status
/access/stream/controller/alg/:alg
/log/level
/log/level
View Log Level
curl http://127.0.0.1:9500/log/level
Response Example
{"level": "[DEBUG]"}
Change Log Level
| Level | Value |
|---|---|
| debug | 0 |
| info | 1 |
| warn | 2 |
| error | 3 |
| panic | 4 |
| fatal | 5 |
# The following command sets the log level to warn
curl -XPOST -d 'level=2' http://127.0.0.1:9500/log/level
Collect Metrics
curl http://127.0.0.1:9500/metrics
Response Example
# HELP go_gc_duration_seconds A summary of the pause duration of garbage collection cycles.
# TYPE go_gc_duration_seconds summary
go_gc_duration_seconds{quantile="0"} 5.449e-05
go_gc_duration_seconds{quantile="0.25"} 6.633e-05
go_gc_duration_seconds{quantile="0.5"} 8.525e-05
go_gc_duration_seconds{quantile="0.75"} 0.000107266
go_gc_duration_seconds{quantile="1"} 0.000441444
go_gc_duration_seconds_sum 1.6007172
go_gc_duration_seconds_count 14311
# HELP go_goroutines Number of goroutines that currently exist.
# TYPE go_goroutines gauge
go_goroutines 45
# HELP go_info Information about the Go environment.
# TYPE go_info gauge
go_info{version="go1.17.1"} 1
......
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