1 files changed, 56 insertions, 0 deletions

diff --git a/collector/diskstats_darwin.go b/collector/diskstats_darwin.go
index 8b11812..89622a3 100644
--- a/collector/diskstats_darwin.go
+++ b/collector/diskstats_darwin.go
@@ -125,6 +125,62 @@ func NewDiskstatsCollector(logger log.Logger) (Collector, error) {
                                         return float64(stat.BytesWritten)
                                 },
                         },
+                        {
+                                typedDesc: typedDesc{
+                                        desc: prometheus.NewDesc(
+                                                prometheus.BuildFQName(namespace, diskSubsystem, "read_errors_total"),
+                                                "The total number of read errors.",
+                                                diskLabelNames,
+                                                nil,
+                                        ),
+                                        valueType: prometheus.CounterValue,
+                                },
+                                value: func(stat *iostat.DriveStats) float64 {
+                                        return float64(stat.ReadErrors)
+                                },
+                        },
+                        {
+                                typedDesc: typedDesc{
+                                        desc: prometheus.NewDesc(
+                                                prometheus.BuildFQName(namespace, diskSubsystem, "write_errors_total"),
+                                                "The total number of write errors.",
+                                                diskLabelNames,
+                                                nil,
+                                        ),
+                                        valueType: prometheus.CounterValue,
+                                },
+                                value: func(stat *iostat.DriveStats) float64 {
+                                        return float64(stat.WriteErrors)
+                                },
+                        },
+                        {
+                                typedDesc: typedDesc{
+                                        desc: prometheus.NewDesc(
+                                                prometheus.BuildFQName(namespace, diskSubsystem, "read_retries_total"),
+                                                "The total number of read retries.",
+                                                diskLabelNames,
+                                                nil,
+                                        ),
+                                        valueType: prometheus.CounterValue,
+                                },
+                                value: func(stat *iostat.DriveStats) float64 {
+                                        return float64(stat.ReadRetries)
+                                },
+                        },
+                        {
+                                typedDesc: typedDesc{
+                                        desc: prometheus.NewDesc(
+                                                prometheus.BuildFQName(namespace, diskSubsystem, "write_retries_total"),
+                                                "The total number of write retries.",
+                                                diskLabelNames,
+                                                nil,
+                                        ),
+                                        valueType: prometheus.CounterValue,
+                                },
+                                value: func(stat *iostat.DriveStats) float64 {
+                                        return float64(stat.WriteRetries)
+                                },
+                        },
                 },
                 logger: logger,
         }, nil