1.1.2 / 2021-03-05

• [BUGFIX] Handle errors from disabled PSI subsystem #1983
• [BUGFIX] Sanitize strings from /sys/class/power_supply #1984
• [BUGFIX] Silence missing netclass errors #1986

1.1.1 / 2021-02-12

• [BUGFIX] Fix ineffassign issue #1957
• [BUGFIX] Fix some noisy log lines #1962

1.1.0 / 2021-02-05

NOTE: We have improved some of the flag naming conventions (PR #1743). The old names are
deprecated and will be removed in 2.0. They will continue to work for backwards
compatibility.

• [CHANGE] Improve filter flag names #1743
• [CHANGE] Add btrfs and powersupplyclass to list of exporters enabled by default #1897
• [FEATURE] Add fibre channel collector #1786
• [FEATURE] Expose cpu bugs and flags as info metrics. #1788
• [FEATURE] Add network_route collector #1811
• [FEATURE] Add zoneinfo collector #1922
• [ENHANCEMENT] Add more InfiniBand counters #1694
• [ENHANCEMENT] Add flag to aggr ipvs metrics to avoid high cardinality metrics #1709
• [ENHANCEMENT] Adding backlog/current queue length to qdisc collector #1732
• [ENHANCEMENT] Include TCP OutRsts in netstat metrics #1733
• [ENHANCEMENT] Add pool size to entropy collector #1753
• [ENHANCEMENT] Remove CGO dependencies for OpenBSD amd64 #1774
• [ENHANCEMENT] bcache: add writeback_rate_debug stats #1658
• [ENHANCEMENT] Add check state for mdadm arrays via node_md_state metric #1810
• [ENHANCEMENT] Expose XFS inode statistics #1870
• [ENHANCEMENT] Expose zfs zpool state #1878
• [ENHANCEMENT] Added an ability to pass collector.supervisord.url via SUPERVISORD_URL environment variable #1947
• [BUGFIX] filesystem_freebsd: Fix label values #1728
• [BUGFIX] Fix various procfs parsing errors #1735
• [BUGFIX] Handle no data from powersupplyclass #1747
• [BUGFIX] udp_queues_linux.go: change upd to udp in two error strings #1769
• [BUGFIX] Fix node_scrape_collector_success behaviour #1816
• [BUGFIX] Fix NodeRAIDDegraded to not use a string rule expressions #1827
• [BUGFIX] Fix node_md_disks state label from fail to failed #1862
• [BUGFIX] Handle EPERM for syscall in timex collector #1938
• [BUGFIX] bcache: fix typo in a metric name #1943
• [BUGFIX] Fix XFS read/write stats (prometheus/procfs#343)

1.0.1 / 2020-06-15

• [BUGFIX] filesystem_freebsd: Fix label values #1728
• [BUGFIX] Update prometheus/procfs to fix log noise #1735
• [BUGFIX] Fix build tags for collectors #1745
• [BUGFIX] Handle no data from powersupplyclass #1747, #1749

1.0.0 / 2020-05-25

Breaking changes

• The netdev collector CLI argument --collector.netdev.ignored-devices was renamed to --collector.netdev.device-blacklist in order to conform with the systemd collector. #1279
• The label named state on node_systemd_service_restart_total metrics was changed to name to better describe the metric. #1393
• Refactoring of the mdadm collector changes several metrics
  • node_md_disks_active is removed
  • node_md_disks now has a state label for "failed", "spare", "active" disks.
  • node_md_is_active is replaced by node_md_state with a state set of "active", "inactive", "recovering", "resync".
• Additional label mountaddr added to NFS device metrics to distinguish mounts from the same URL, but different IP addresses. #1417
• Metrics node_cpu_scaling_frequency_min_hrts and node_cpu_scaling_frequency_max_hrts of the cpufreq collector were renamed to node_cpu_scaling_frequency_min_hertz and node_cpu_scaling_frequency_max_hertz. #1510
• Collectors that are enabled, but are unable to find data to collect, now return 0 for node_scrape_collector_success.

Changes

• [CHANGE] Add --collector.netdev.device-whitelist. #1279
• [CHANGE] Ignore iso9600 filesystem on Linux #1355
• [CHANGE] Refactor mdadm collector #1403
• [CHANGE] Add mountaddr label to NFS metrics. #1417
• [CHANGE] Don't count empty collectors as success. #1613
• [FEATURE] New flag to disable default collectors #1276
• [FEATURE] Add experimental TLS support #1277, #1687, #1695
• [FEATURE] Add collector for Power Supply Class #1280
• [FEATURE] Add new schedstat collector #1389
• [FEATURE] Add FreeBSD zfs support #1394
• [FEATURE] Add uname support for Darwin and OpenBSD #1433
• [FEATURE] Add new metric node_cpu_info #1489
• [FEATURE] Add new thermal_zone collector #1425
• [FEATURE] Add new cooling_device metrics to thermal zone collector #1445
• [FEATURE] Add swap usage on darwin #1508
• [FEATURE] Add Btrfs collector #1512
• [FEATURE] Add RAPL collector #1523
• [FEATURE] Add new softnet collector #1576
• [FEATURE] Add new udp_queues collector #1503
• [FEATURE] Add basic authentication #1673
• [ENHANCEMENT] Log pid when there is a problem reading the process stats #1341
• [ENHANCEMENT] Collect InfiniBand port state and physical state #1357
• [ENHANCEMENT] Include additional XFS runtime statistics. #1423
• [ENHANCEMENT] Report non-fatal collection errors in the exporter metric. #1439
• [ENHANCEMENT] Expose IPVS firewall mark as a label #1455
• [ENHANCEMENT] Add check for systemd version before attempting to query certain metrics. #1413
• [ENHANCEMENT] Add a flag to adjust mount timeout #1486
• [ENHANCEMENT] Add new counters for flush requests in Linux 5.5 #1548
• [ENHANCEMENT] Add metrics and tests for UDP receive and send buffer errors #1534
• [ENHANCEMENT] The sockstat collector now exposes IPv6 statistics in addition to the existing IPv4 support. #1552
• [ENHANCEMENT] Add infiniband info metric #1563
• [ENHANCEMENT] Add unix socket support for supervisord collector #1592
• [ENHANCEMENT] Implement loadavg on all BSDs without cgo #1584
• [ENHANCEMENT] Add model_name and stepping to node_cpu_info metric #1617
• [ENHANCEMENT] Add --collector.perf.cpus to allow setting the CPU list for perf stats. #1561
• [ENHANCEMENT] Add metrics for IO errors and retires on Darwin. #1636
• [ENHANCEMENT] Add perf tracepoint collection flag #1664
• [ENHANCEMENT] ZFS: read contents of objset file #1632
• [ENHANCEMENT] Linux CPU: Cache CPU metrics to make them monotonically increasing #1711
• [BUGFIX] Read /proc/net files with a single read syscall #1380
• [BUGFIX] Renamed label state to name on node_systemd_service_restart_total. #1393
• [BUGFIX] Fix netdev nil reference on Darwin #1414
• [BUGFIX] Strip path.rootfs from mountpoint labels #1421
• [BUGFIX] Fix seconds reported by schedstat #1426
• [BUGFIX] Fix empty string in path.rootfs #1464
• [BUGFIX] Fix typo in cpufreq metric names #1510
• [BUGFIX] Read /proc/stat in one syscall #1538
• [BUGFIX] Fix OpenBSD cache memory information #1542
• [BUGFIX] Refactor textfile collector to avoid looping defer #1549
• [BUGFIX] Fix network speed math #1580
• [BUGFIX] collector/systemd: use regexp to extract systemd version #1647
• [BUGFIX] Fix initialization in perf collector when using multiple CPUs #1665
• [BUGFIX] Fix accidentally empty lines in meminfo_linux #1671

1.0.0-rc.1 / 2020-05-14

Breaking changes

• The netdev collector CLI argument --collector.netdev.ignored-devices was renamed to --collector.netdev.device-blacklist in order to conform with the systemd collector. #1279
• The label named state on node_systemd_service_restart_total metrics was changed to name to better describe the metric. #1393
• Refactoring of the mdadm collector changes several metrics
  • node_md_disks_active is removed
  • node_md_disks now has a state label for "fail", "spare", "active" disks.
  • node_md_is_active is replaced by node_md_state with a state set of "active", "inactive", "recovering", "resync".
• Additional label mountaddr added to NFS device metrics to distinguish mounts from the same URL, but different IP addresses. #1417
• Metrics node_cpu_scaling_frequency_min_hrts and node_cpu_scaling_frequency_max_hrts of the cpufreq collector were renamed to node_cpu_scaling_frequency_min_hertz and node_cpu_scaling_frequency_max_hertz. #1510
• Collectors that are enabled, but are unable to find data to collect, now return 0 for node_scrape_collector_success.

Changes

• [CHANGE] Add --collector.netdev.device-whitelist. #1279
• [CHANGE] Ignore iso9600 filesystem on Linux #1355
• [CHANGE] Refactor mdadm collector #1403
• [CHANGE] Add mountaddr label to NFS metrics. #1417
• [CHANGE] Don't count empty collectors as success. #1613
• [FEATURE] New flag to disable default collectors #1276
• [FEATURE] Add experimental TLS support #1277, #1687, #1695
• [FEATURE] Add collector for Power Supply Class #1280
• [FEATURE] Add new schedstat collector #1389
• [FEATURE] Add FreeBSD zfs support #1394
• [FEATURE] Add uname support for Darwin and OpenBSD #1433
• [FEATURE] Add new metric node_cpu_info #1489
• [FEATURE] Add new thermal_zone collector #1425
• [FEATURE] Add new cooling_device metrics to thermal zone collector #1445
• [FEATURE] Add swap usage on darwin #1508
• [FEATURE] Add Btrfs collector #1512
• [FEATURE] Add RAPL collector #1523
• [FEATURE] Add new softnet collector #1576
• [FEATURE] Add new udp_queues collector #1503
• [FEATURE] Add basic authentication #1673
• [ENHANCEMENT] Log pid when there is a problem reading the process stats #1341
• [ENHANCEMENT] Collect InfiniBand port state and physical state #1357
• [ENHANCEMENT] Include additional XFS runtime statistics. #1423
• [ENHANCEMENT] Report non-fatal collection errors in the exporter metric. #1439
• [ENHANCEMENT] Expose IPVS firewall mark as a label #1455
• [ENHANCEMENT] Add check for systemd version before attempting to query certain metrics. #1413
• [ENHANCEMENT] Add a flag to adjust mount timeout #1486
• [ENHANCEMENT] Add new counters for flush requests in Linux 5.5 #1548
• [ENHANCEMENT] Add metrics and tests for UDP receive and send buffer errors #1534
• [ENHANCEMENT] The sockstat collector now exposes IPv6 statistics in addition to the existing IPv4 support. #1552
• [ENHANCEMENT] Add infiniband info metric #1563
• [ENHANCEMENT] Add unix socket support for supervisord collector #1592
• [ENHANCEMENT] Implement loadavg on all BSDs without cgo #1584
• [ENHANCEMENT] Add model_name and stepping to node_cpu_info metric #1617
• [ENHANCEMENT] Add --collector.perf.cpus to allow setting the CPU list for perf stats. #1561
• [ENHANCEMENT] Add metrics for IO errors and retires on Darwin. #1636
• [ENHANCEMENT] Add perf tracepoint collection flag #1664
• [ENHANCEMENT] ZFS: read contents of objset file #1632
• [BUGFIX] Read /proc/net files with a single read syscall #1380
• [BUGFIX] Renamed label state to name on node_systemd_service_restart_total. #1393
• [BUGFIX] Fix netdev nil reference on Darwin #1414
• [BUGFIX] Strip path.rootfs from mountpoint labels #1421
• [BUGFIX] Fix seconds reported by schedstat #1426
• [BUGFIX] Fix empty string in path.rootfs #1464
• [BUGFIX] Fix typo in cpufreq metric names #1510
• [BUGFIX] Read /proc/stat in one syscall #1538
• [BUGFIX] Fix OpenBSD cache memory information #1542
• [BUGFIX] Refactor textfile collector to avoid looping defer #1549
• [BUGFIX] Fix network speed math #1580
• [BUGFIX] collector/systemd: use regexp to extract systemd version #1647
• [BUGFIX] Fix initialization in perf collector when using multiple CPUs #1665
• [BUGFIX] Fix accidentally empty lines in meminfo_linux #1671

1.0.0-rc.0 / 2020-02-20

Breaking changes

• The netdev collector CLI argument --collector.netdev.ignored-devices was renamed to --collector.netdev.device-blacklist in order to conform with the systemd collector. #1279
• The label named state on node_systemd_service_restart_total metrics was changed to name to better describe the metric. #1393
• Refactoring of the mdadm collector changes several metrics
  • node_md_disks_active is removed
  • node_md_disks now has a state label for "fail", "spare", "active" disks.
  • node_md_is_active is replaced by node_md_state with a state set of "active", "inactive", "recovering", "resync".
• Additional label mountaddr added to NFS device metrics to distinguish mounts from the same URL, but different IP addresses. #1417
• Metrics node_cpu_scaling_frequency_min_hrts and node_cpu_scaling_frequency_max_hrts of the cpufreq collector were renamed to node_cpu_scaling_frequency_min_hertz and node_cpu_scaling_frequency_max_hertz. #1510
• Collectors that are enabled, but are unable to find data to collect, now return 0 for node_scrape_collector_success.

Changes

• [ENHANCEMENT] Add --collector.perf.cpus to allow setting the CPU list for perf stats.
• [CHANGE] Add --collector.netdev.device-whitelist. #1279
• [CHANGE] Ignore iso9600 filesystem on Linux #1355
• [CHANGE] Refactor mdadm collector #1403
• [CHANGE] Add mountaddr label to NFS metrics. #1417
• [CHANGE] Don't count empty collectors as success. #1613
• [FEATURE] New flag to disable default collectors #1276
• [FEATURE] Add experimental TLS support #1277
• [FEATURE] Add collector for Power Supply Class #1280
• [FEATURE] Add new schedstat collector #1389
• [FEATURE] Add FreeBSD zfs support #1394
• [FEATURE] Add uname support for Darwin and OpenBSD #1433
• [FEATURE] Add new metric node_cpu_info #1489
• [FEATURE] Add new thermal_zone collector #1425
• [FEATURE] Add new cooling_device metrics to thermal zone collector #1445
• [FEATURE] Add swap usage on darwin #1508
• [FEATURE] Add Btrfs collector #1512
• [FEATURE] Add RAPL collector #1523
• [FEATURE] Add new softnet collector #1576
• [ENHANCEMENT] Log pid when there is a problem reading the process stats #1341
• [ENHANCEMENT] Collect InfiniBand port state and physical state #1357
• [ENHANCEMENT] Include additional XFS runtime statistics. #1423
• [ENHANCEMENT] Report non-fatal collection errors in the exporter metric. #1439
• [ENHANCEMENT] Expose IPVS firewall mark as a label #1455
• [ENHANCEMENT] Add check for systemd version before attempting to query certain metrics. #1413
• [ENHANCEMENT] Add a flag to adjust mount timeout #1486
• [ENHANCEMENT] Add new counters for flush requests in Linux 5.5 #1548
• [ENHANCEMENT] Add metrics and tests for UDP receive and send buffer errors #1534
• [ENHANCEMENT] The sockstat collector now exposes IPv6 statistics in addition to the existing IPv4 support. #1552
• [ENHANCEMENT] Add infiniband info metric #1563
• [ENHANCEMENT] Add unix socket support for supervisord collector #1592
• [ENHANCEMENT] Implement loadavg on all BSDs without cgo #1584
• [BUGFIX] Read /proc/net files with a single read syscall #1380
• [BUGFIX] Renamed label state to name on node_systemd_service_restart_total. #1393
• [BUGFIX] Fix netdev nil reference on Darwin #1414
• [BUGFIX] Strip path.rootfs from mountpoint labels #1421
• [BUGFIX] Fix seconds reported by schedstat #1426
• [BUGFIX] Fix empty string in path.rootfs #1464
• [BUGFIX] Fix typo in cpufreq metric names #1510
• [BUGFIX] Read /proc/stat in one syscall #1538
• [BUGFIX] Fix OpenBSD cache memory information #1542
• [BUGFIX] Refactor textfile collector to avoid looping defer #1549
• [BUGFIX] Fix network speed math #1580

0.18.1 / 2019-06-04

Changes

• [BUGFIX] Fix incorrect sysctl call in BSD meminfo collector, resulting in broken swap metrics on FreeBSD #1345
• [BUGFIX] Fix rollover bug in mountstats collector #1364

0.18.0 / 2019-05-09

Breaking changes

• Renamed interface label to device in netclass collector for consistency with
  other network metrics #1224
• The cpufreq metrics now separate the cpufreq and scaling data based on what the driver provides. #1248
• The labels for the network_up metric have changed, see issue #1236
• Bonding collector now uses mii_status instead of operstatus #1124
• Several systemd metrics have been turned off by default to improve performance #1254
  These include unit_tasks_current, unit_tasks_max, service_restart_total, and unit_start_time_seconds
• The systemd collector blacklist now includes automount, device, mount, and slice units by default. #1255

Changes

• [CHANGE] Bonding state uses mii_status #1124
• [CHANGE] Add a limit to the number of in-flight requests #1166
• [CHANGE] Renamed interface label to device in netclass collector #1224
• [CHANGE] Add separate cpufreq and scaling metrics #1248
• [CHANGE] Several systemd metrics have been turned off by default to improve performance #1254
• [CHANGE] Expand systemd collector blacklist #1255
• [CHANGE] Split cpufreq metrics into a separate collector #1253
• [FEATURE] Add a flag to disable exporter metrics #1148
• [FEATURE] Add kstat-based Solaris metrics for boottime, cpu and zfs collectors #1197
• [FEATURE] Add uname collector for FreeBSD #1239
• [FEATURE] Add diskstats collector for OpenBSD #1250
• [FEATURE] Add pressure collector exposing pressure stall information for Linux #1174
• [FEATURE] Add perf exporter for Linux #1274
• [ENHANCEMENT] Add Infiniband counters #1120
• [ENHANCEMENT] Add TCPSynRetrans to netstat default filter #1143
• [ENHANCEMENT] Move network_up labels into new metric network_info #1236
• [ENHANCEMENT] Use 64-bit counters for Darwin netstat
• [BUGFIX] Add fallback for missing /proc/1/mounts #1172
• [BUGFIX] Fix node_textfile_mtime_seconds to work properly on symlinks #1326

0.17.0 / 2018-11-30

Build note: Linux builds can now be built without CGO.

Breaking changes

supvervisord collector reports start_time_seconds rather than uptime #952

The wifi collector is disabled by default due to suspected caching issues and goroutine leaks.

• #870
• #1008

Darwin meminfo metrics have been renamed to match Prometheus conventions. #1060

Changes

• [CHANGE] Filter out non-installed units when collecting all systemd units #1011

• [CHANGE] service_restart_total and socket_refused_connections_total will not be reported if you're running an older version of systemd

• [CHANGE] Use /proc/mounts instead of statfs(2) for ro state #1002

• [CHANGE] collector/timex: remove cgo dependency #1079

• [CHANGE] filesystem: Ignore Docker netns mounts #1047

• [CHANGE] Ignore additional virtual filesystems #1104

• [FEATURE] Add netclass collector #851

• [FEATURE] Add processes collector #950

• [FEATURE] Collect start time for systemd units #952

• [FEATURE] Add socket unit stats to systemd collector #968

• [FEATURE] Collect NRestarts property for systemd service units #992

• [FEATURE] Collect NRefused property for systemd socket units (available as of systemd v239) #995

• [FEATURE] Allow removal of rootfs prefix for run in docker #1058

• [ENHANCEMENT] Support for octal characters in mountpoints #954

• [ENHANCEMENT] Update wifi stats to support multiple stations #980

• [ENHANCEMENT] Handle stuck NFS mounts #997

• [ENHANCEMENT] infiniband: Handle iWARP RDMA modules N/A #974

• [ENHANCEMENT] Update diskstats for linux kernel 4.19 #1109

• [BUGFIX] Fix FreeBSD CPU temp #965

• [BUGFIX] Fix goroutine leak in supervisord collector #978

• [BUGFIX] Fix mdadm collector issues #985

• [BUGFIX] Fix ntp collector thread safety #1014

• [BUGFIX] Systemd units will not be ignored if you're running older versions of systemd #1039

• [BUGFIX] Handle vanishing PIDs #1043

• [BUGFIX] Correctly cast Darwin memory info #1060

• [BUGFIX] Filter systemd units in Go for compatibility with older versions #1083

• [BUGFIX] Update cpu collector for OpenBSD 6.4 #1094

• [BUGFIX] Fix typo on HELP of read_time_seconds_total #1057

• [BUGFIX] collector/diskstats: don't fail if there are extra stats #1125

• [BUGFIX] collector/hwmon_linux: handle temperature sensor file #1123

• [BUGFIX] collector/filesystem: add bounds check #1133

• [BUGFIX] Fix dragonfly's CPU counting frequency #1140

• [BUGFIX] Add fallback for missing /proc/1/mounts #1172