diff options
Diffstat (limited to 'vendor/github.com/prometheus/client_golang/prometheus/process_collector.go')
-rw-r--r-- | vendor/github.com/prometheus/client_golang/prometheus/process_collector.go | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/vendor/github.com/prometheus/client_golang/prometheus/process_collector.go b/vendor/github.com/prometheus/client_golang/prometheus/process_collector.go index 94b2553..b80adc6 100644 --- a/vendor/github.com/prometheus/client_golang/prometheus/process_collector.go +++ b/vendor/github.com/prometheus/client_golang/prometheus/process_collector.go @@ -16,7 +16,6 @@ package prometheus import "github.com/prometheus/procfs" type processCollector struct { - pid int collectFn func(chan<- Metric) pidFn func() (int, error) cpuTotal *Desc @@ -26,8 +25,11 @@ type processCollector struct { } // NewProcessCollector returns a collector which exports the current state of -// process metrics including cpu, memory and file descriptor usage as well as -// the process start time for the given process id under the given namespace. +// process metrics including CPU, memory and file descriptor usage as well as +// the process start time for the given process ID under the given namespace. +// +// Currently, the collector depends on a Linux-style proc filesystem and +// therefore only exports metrics for Linux. func NewProcessCollector(pid int, namespace string) Collector { return NewProcessCollectorPIDFn( func() (int, error) { return pid, nil }, @@ -35,11 +37,8 @@ func NewProcessCollector(pid int, namespace string) Collector { ) } -// NewProcessCollectorPIDFn returns a collector which exports the current state -// of process metrics including cpu, memory and file descriptor usage as well -// as the process start time under the given namespace. The given pidFn is -// called on each collect and is used to determine the process to export -// metrics for. +// NewProcessCollectorPIDFn works like NewProcessCollector but the process ID is +// determined on each collect anew by calling the given pidFn function. func NewProcessCollectorPIDFn( pidFn func() (int, error), namespace string, |