v0.3.3

0.3.3 (2024-05-10)

Chores

• oh clippy (2a6c9db)
• Merge tag 'v3.15.0' into merge_v3.15.0 (78bc635)
• deps: bump the cargo-dependencies group with 17 updates (iopsystems#254) (ff5a24b)
• deps: bump the cargo-dependencies group across 1 directory with 16 updates (iopsystems#250) (71de9b0)
• deps: bump the cargo-dependencies group across 1 directory with 10 updates (iopsystems#245) (00b90c9)

v0.3.2

0.3.2 (2024-04-24)

Bug Fixes

• pin libbpf versions to fix pipeline builds (9e69cf3)

v0.3.1

0.3.1 (2024-04-23)

Bug Fixes

• change kprobe for cpu usage (iopsystems#233) (d78ff65)
• report memory usage gauges in bytes (iopsystems#222) (86e8c37)

Chores

• deps: bump the cargo-dependencies group with 11 updates (iopsystems#231) (8fc1e1e)
• deps: bump the cargo-dependencies group with 11 updates (iopsystems#229) (b9de159)
• deps: bump the cargo-dependencies group with 12 updates (iopsystems#221) (40a473a)

deps

• Rollback iopsystems#226 and update h2 using cargo update (iopsystems#227) (e282686)
• update h2 for RUSTSEC-2024-0332 (iopsystems#226) (b66fd00)
• update metriken (f2af32f)

v0.3.0

0.3.0 (2024-03-28)

Feature

• allow rezolus to run on macos (iopsystems#147) (b59888b)
• track latencies for syscall famlies (iopsystems#93) (e433941)
• prometheus histograms (iopsystems#94) (3fc8a2f)
• sampler: change CPU features from a string to an array (iopsystems#91) (6a9377f)
• add sampler for Rezolus itself (iopsystems#90) (9feb36f)
• add TCP connection state sampler (iopsystems#87) (5be588e)
• allow enabling/disabling of samplers (iopsystems#63) (cb88b25)

Bug Fixes

• online cores function in usage sampler (iopsystems#189) (e1afc14)
• filter out the atomic histograms (iopsystems#155) (7b1fe3f)
• duplicate metric name in rezolus sampler (iopsystems#134) (09abff5)
• per-cpu frequency, ipus, ipkc metrics have wrong type (iopsystems#98) (0a7b6a4)
• histogram mmap length check (iopsystems#92) (b7da36f)
• dependabot config (iopsystems#78) (35bc6d5)
• address clippy lints (iopsystems#77) (d53638e)

Chores

• deps: bump the cargo-dependencies group with 10 updates (iopsystems#199) (21eb57a)
• deps: bump the cargo-dependencies group with 10 updates (iopsystems#171) (f8f6e7f)
• deps: bump the cargo-dependencies group with 10 updates (iopsystems#167) (da56932)
• deps: bump the cargo-dependencies group with 37 updates (iopsystems#162) (2960a1a)
• deps: bump mio from 0.8.10 to 0.8.11 (iopsystems#160) (ed00f77)
• deps: bump the cargo-dependencies group with 17 updates (iopsystems#152) (bfa8f77)
• deps: bump the cargo-dependencies group with 14 updates (iopsystems#150) (167aeb8)
• deps: bump the cargo-dependencies group with 20 updates (iopsystems#145) (b741de0)
• deps: bump the cargo-dependencies group with 7 updates (iopsystems#141) (a58dcf5)
• deps: bump the cargo-dependencies group with 11 updates (iopsystems#137) (6aaab9b)
• deps: bump zerocopy from 0.7.30 to 0.7.31 (iopsystems#135) (c04ec5f)
• deps: bump the cargo-dependencies group with 20 updates (iopsystems#132) (016819c)
• deps: bump the cargo-dependencies group with 25 updates (iopsystems#129) (a642a00)
• deps: bump the cargo-dependencies group with 15 updates (iopsystems#97) (ec9ba77)
• deps: bump the cargo-dependencies group with 13 updates (iopsystems#88) (1fb41f2)
• remove clocksource from Cargo.toml (0065092)
• deps: bump the cargo-dependencies group with 38 updates (iopsystems#85) (64f4f9f)
• deps: bump tracing-core from 0.1.31 to 0.1.32 (iopsystems#84) (758d73d)
• deps: bump regex-syntax from 0.7.4 to 0.7.5 (iopsystems#82) (6c4a4af)
• deps: bump regex-automata from 0.3.6 to 0.3.9 (iopsystems#83) (e4e5ce5)
• change dependabot versioning strategy (iopsystems#81) (f8b55f9)
• cleanup (iopsystems#64) (f924dde)

bugfix

• incorrect calculation of histogram snapshot delta (iopsystems#216) (65bfb02)

tcp

• migrate metrics to attribute macro (iopsystems#212) (f2d2289)

syscall

• migrate to attribute macro for metrics (iopsystems#211) (cb95613)

scheduler

• migrate metrics to attribute macro (iopsystems#210) (24d7fe7)

rezolus

• use attribute macros for rezolus process metrics (iopsystems#209) (fcf1b2b)

network

• convert metrics to use attribute macro (iopsystems#208) (5e3a12e)

memory

• convert metrics to use attribute macro (iopsystems#207) (6b4887b)

cpu

• convert metrics to use attribute macros (iopsystems#206) (297d106)

blockio

• use attribute macros for all metrics (iopsystems#205) (244f230)

exposition

• use msgpack conversion functions from metriken (224e1a5)

packaging

• add basic rpm packing (iopsystems#111) (07c449d)

v0.2.3

0.2.3 (2023-08-08)

Bug Fixes

• fix BPF samplers with clang 11 (iopsystems#54) (e89ba81)
• hardware info sampler (iopsystems#53) (40e0883)

v0.2.2

0.2.2 (2023-08-04)

Bug Fixes

• removing dump for arm (89c991a)

v0.2.1

0.2.1 (2023-08-04)

v0.2.0

0.2.0 (2023-08-04)

Feature

• add vmlinux.h for aarch64 (iopsystems#46) (12d5353)
• per-device metrics for gpu sampler (iopsystems#38) (ff2fa72)
• add tcp packet latency sampler (iopsystems#36) (b58e0e9)
• enable bpf by default (iopsystems#33) (8161e7f)
• add per-cpu metrics (iopsystems#32) (ff1a5d8)
• add nvidia gpu sampler (iopsystems#26) (1f873c1)
• add counts for some syscall groups (iopsystems#20) (95be5b7)
• add a gauge to capture the number of online logical cpu cores (iopsystems#17) (2f57faf)
• rewrite (#9) (8634df2)
• use published versions of rustcommon crates (#3) (d517022)

Bug Fixes

• look for rezolus in /usr/bin instead of /usr/local/bin in systemd service file (iopsystems#49) (f0a9769)
• workflow: fixes for packaging workflow (iopsystems#42) (d099320)
• set packet latency update mode to no_exist (iopsystems#41) (aad5b99)
• workflow: add libelf to packaging prereq install (iopsystems#37) (dd5ac20)
• bugfix for cpu sampler (iopsystems#29) (58eadac)
• incorrect counts for syscall groups (iopsystems#23) (a67e098)
• context switch and syscall metrics (iopsystems#22) (190372f)
• panic when perf counter could not be initialized (iopsystems#16) (ddc1390)
• incorrect heatmap resolution (iopsystems#15) (1e9bcaa)
• scheduler BPF (iopsystems#291) (cb39011)
• memcache sampler not initialized (iopsystems#156) (6c2a433)
• use latest bcc crate (iopsystems#151) (8141c75)
• disk metrics incorrect for some multi-disk systems (iopsystems#148) (3d75dd0)
• statistic registration (iopsystems#145) (657cfde)

Documentation

• update build instructions in readme (iopsystems#47) (28e6214)
• add discord invite to readme (iopsystems#43) (7c076c0)
• fix badge and links in readme (#5) (abf9520)
• cleanup notes about building Rezolus (iopsystems#280) (a1984c3)
• add badges to readme (iopsystems#275) (52a7a36)
• fix spelling errors (4031143)
• expand metrics documentation and example config (6375e65)

Styles

• address style issues in BPF programs (iopsystems#40) (9c4e951)

Chores

• update dependencies (iopsystems#45) (54b8648)
• add README (iopsystems#27) (78ee9d8)
• fix CI badge in readme (#7) (fd7f7e2)
• update dependencies (#4) (2b53c3b)

Build

• remove vergen from build (iopsystems#279) (5828d17)
• add rust-toolchain (74ec2aa)

CI

• add bcc build caching (iopsystems#261) (861b70b)
• add build caching for rust components (iopsystems#258) (bf29582)
• ignore RUSTSEC-2020-0031 (iopsystems#164) (97d4213)
• remove cached directories (1b37a97)

change

• move hardware info into lazy static (iopsystems#19) (f89d177)

metrics

• simplify (iopsystems#271) (bda68df)
• move metrics library into this project (iopsystems#270) (2be0902)

bpf

• improve handling of partial failures (iopsystems#259) (e1ac61f)

memcache

• improve sampler and fix Pelikan qps stats (iopsystems#251) (a60e228)

interrupts

• allow new-style network interface names (iopsystems#232) (a69dd0e)
• remove interrupt/serial statistic (iopsystems#228) (79b337d)

bugfix

• memory sampler missing some metric (iopsystems#227) (cb33151)
• interrupts sampler per-node nvme and network metrics (iopsystems#226) (31e1a09)
• interrupts sampler may fail to sample all interrupts (iopsystems#225) (b5981ca)
• http and memcache samplers report incorrect percentiles (iopsystems#212) (291af66)
• percentiles may get stuck at max value (iopsystems#118) (e6bf48e)
• error handling (iopsystems#101) (75e1ac3)
• build without perf (iopsystems#71) (cd450f6)
• avoid panics in eBPF samplers (iopsystems#54) (066ce82)
• network sampling (iopsystems#51) (819e8dd)

nvidia

• change power and energy units (iopsystems#208) (4e8e674)

feature

• use bpf for perf events (iopsystems#141) (9cc1554)

samplers

• add container sampler (76ae45e)

config

• use atomics for sampler enabled (be3012c)

sampler

• make memcache sampler more resilient (ae6fe69)

logging

• fix interaction between config and cli args (2bfafd0)

deps

• remove x86 direct dependency (52420e7)

version

• bump to 1.0.0 (e8a82fc)

readme

• improve content and style (0925b6f)

ebpf

• reduce use of unsafe (cc7dc3c)

v0.1.3

0.1.3 (2023-08-04)

Bug Fixes

• look for rezolus in /usr/bin instead of /usr/local/bin in systemd service file (iopsystems#49) (f0a9769)

v0.1.2

0.1.2 (2023-08-02)

Bug Fixes

• package.sh does not have exec permission (a3fd2fc)