diff --git a/collector/diskstats_linux.go b/collector/diskstats_linux.go index ed5d044a61..445489093d 100644 --- a/collector/diskstats_linux.go +++ b/collector/diskstats_linux.go @@ -85,6 +85,7 @@ type diskstatsCollector struct { filesystemInfoDesc typedFactorDesc deviceMapperInfoDesc typedFactorDesc ataDescs map[string]typedFactorDesc + queueDescs []typedFactorDesc logger log.Logger getUdevDeviceProperties func(uint32, uint32) (udevInfo, error) } @@ -257,6 +258,16 @@ func NewDiskstatsCollector(logger log.Logger) (Collector, error) { ), valueType: prometheus.GaugeValue, }, }, + queueDescs: []typedFactorDesc{ + { + desc: prometheus.NewDesc( + prometheus.BuildFQName(namespace, diskSubsystem, "rotational"), + "Rotational indicates whether the device is a rotational disk (1) or not (0).", + diskLabelNames, + nil, + ), valueType: prometheus.GaugeValue, + }, + }, logger: logger, } @@ -366,6 +377,20 @@ func (c *diskstatsCollector) Update(ch chan<- prometheus.Metric) error { } } } + + queueStats, err := c.fs.SysBlockDeviceQueueStats(dev) + // Block Device Queue stats may not exist for all devices. + if err != nil && !os.IsNotExist(err) { + level.Debug(c.logger).Log("msg", "Failed to get queue stats", "err", err) + } + for i, val := range []float64{ + float64(queueStats.Rotational), + } { + if i >= len(c.queueDescs) { + break + } + ch <- c.queueDescs[i].mustNewConstMetric(val, dev) + } } return nil } diff --git a/collector/diskstats_linux_test.go b/collector/diskstats_linux_test.go index 88d8c8265e..9a2584a068 100644 --- a/collector/diskstats_linux_test.go +++ b/collector/diskstats_linux_test.go @@ -315,6 +315,23 @@ node_disk_written_bytes_total{device="sdb"} 1.01012736e+09 node_disk_written_bytes_total{device="sdc"} 8.852736e+07 node_disk_written_bytes_total{device="sr0"} 0 node_disk_written_bytes_total{device="vda"} 1.0938236928e+11 +# HELP node_disk_rotational Rotational indicates whether the device is a rotational disk (1) or not (0). +# TYPE node_disk_rotational gauge +node_disk_rotational{device="dm-0"} 0 +node_disk_rotational{device="dm-1"} 0 +node_disk_rotational{device="dm-2"} 0 +node_disk_rotational{device="dm-3"} 0 +node_disk_rotational{device="dm-4"} 0 +node_disk_rotational{device="dm-5"} 0 +node_disk_rotational{device="mmcblk0"} 0 +node_disk_rotational{device="mmcblk0p1"} 0 +node_disk_rotational{device="mmcblk0p2"} 0 +node_disk_rotational{device="nvme0n1"} 0 +node_disk_rotational{device="sda"} 1 +node_disk_rotational{device="sdb"} 0 +node_disk_rotational{device="sdc"} 0 +node_disk_rotational{device="sr0"} 0 +node_disk_rotational{device="vda"} 0 ` logger := log.NewLogfmtLogger(os.Stderr) diff --git a/collector/fixtures/sys.ttar b/collector/fixtures/sys.ttar index 6fcf094dd1..5f79600975 100644 --- a/collector/fixtures/sys.ttar +++ b/collector/fixtures/sys.ttar @@ -2,6 +2,243 @@ Directory: sys Mode: 755 # ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Directory: sys/block +Mode: 755 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Directory: sys/block/sda +Mode: 755 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Directory: sys/block/sda/queue +Mode: 755 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/add_random +Lines: 1 +1 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/chunk_sectors +Lines: 1 +0 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/dax +Lines: 1 +0 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/discard_granularity +Lines: 1 +0 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/discard_max_bytes +Lines: 1 +0 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/discard_max_hw_bytes +Lines: 1 +0 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/discard_zeroes_data +Lines: 1 +0 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/fua +Lines: 1 +0 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/hw_sector_size +Lines: 1 +512 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/io_poll +Lines: 1 +0 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/io_poll_delay +Lines: 1 +-1 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/io_timeout +Lines: 1 +30000 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Directory: sys/block/sda/queue/iosched +Mode: 755 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/iosched/back_seek_max +Lines: 1 +16384 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/iosched/back_seek_penalty +Lines: 1 +2 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/iosched/fifo_expire_async +Lines: 1 +250 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/iosched/fifo_expire_sync +Lines: 1 +125 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/iosched/low_latency +Lines: 1 +1 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/iosched/max_budget +Lines: 1 +0 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/iosched/slice_idle +Lines: 1 +8 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/iosched/slice_idle_us +Lines: 1 +8000 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/iosched/strict_guarantees +Lines: 1 +0 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/iosched/timeout_sync +Lines: 1 +125 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/iostats +Lines: 1 +1 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/logical_block_size +Lines: 1 +512 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/max_discard_segments +Lines: 1 +1 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/max_hw_sectors_kb +Lines: 1 +32767 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/max_integrity_segments +Lines: 1 +0 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/max_sectors_kb +Lines: 1 +1280 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/max_segment_size +Lines: 1 +65536 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/max_segments +Lines: 1 +168 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/minimum_io_size +Lines: 1 +512 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/nomerges +Lines: 1 +0 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/nr_requests +Lines: 1 +64 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/nr_zones +Lines: 1 +0 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/optimal_io_size +Lines: 1 +0 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/physical_block_size +Lines: 1 +512 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/read_ahead_kb +Lines: 1 +128 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/rotational +Lines: 1 +1 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/rq_affinity +Lines: 1 +1 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/scheduler +Lines: 1 +mq-deadline kyber [bfq] none +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/wbt_lat_usec +Lines: 1 +75000 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/write_cache +Lines: 1 +write back +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/write_same_max_bytes +Lines: 1 +0 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/write_zeroes_max_bytes +Lines: 1 +0 +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - +Path: sys/block/sda/queue/zoned +Lines: 1 +none +Mode: 644 +# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Directory: sys/bus Mode: 755 # ttar - 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