EricssonResearch/spindump

View on GitHub

Spindump is an in-network latency measurement tool with support for QUIC and TCP

Stars: 65
Forks: 17
Open beginner issues: 0
Indexed issues: 55

Dominant language: C
License: BSD-3-Clause
Last GitHub push: Jul 30, 2026
Latest indexed: Sep 15, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: help wanted good first issue
PR merge metrics: No merged PRs in 30d

Open All

55 open issues indexed

Improvements needed in the anonymization function Open

enhancement good first issue help wanted

EricssonResearch/spindump#2 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
The connection objects need a fast search index Open

architecture enhancement help wanted

EricssonResearch/spindump#7 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
There should be a binary/efficient data format in addition to json Open

enhancement help wanted

EricssonResearch/spindump#11 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Spindump should be able to support incremental updates in json and binary formats Open

enhancement

EricssonResearch/spindump#12 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Peer addresses should be refactored into the connection object, not specific connection types Open

architecture

EricssonResearch/spindump#15 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Need an optional way to account for non-zero offset fragments Open

enhancement

EricssonResearch/spindump#36 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Add spurious spin flip detection Open

enhancement

EricssonResearch/spindump#44 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
There should be min/max values in the textual output formats instead of simple one RTT value Open

enhancement

EricssonResearch/spindump#45 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
As the number of types of measurements grows in spindump, we need to design the architecture for best way to enable that without e.g. combinatorial growth among the different alternatives Open

architecture

EricssonResearch/spindump#50 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
The library documentation should specify what parameters can be modified on command line Open

documentation enhancement

EricssonResearch/spindump#81 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
The user of the library should be able to specify what allocation/free functions to use, or how much memory can be used Open

enhancement

EricssonResearch/spindump#82 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
The library API description should include the aggregator functions as well Open

documentation enhancement

EricssonResearch/spindump#83 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
The library API documentation would benefit from a FAQ-style list Open

enhancement

EricssonResearch/spindump#84 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Continuous integration and testing needs to be setup. We've already gone a bit further on that, but not done yet Open

enhancement

EricssonResearch/spindump#93 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
It would be nice if Spindump recognised sessions that are already ongoing when Spindump was started Open

enhancement

EricssonResearch/spindump#95 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
It would be nice to have an easy way to create an "all connections" aggregate and inspect the statistics from that Open

enhancement

EricssonResearch/spindump#101 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Change events do not get reported at all in the JSON output for some reason Open

bug

EricssonResearch/spindump#112 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Change events need to carry information about previous connection IDs/5-tuple Open

enhancement help wanted

EricssonResearch/spindump#113 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
There are a few places in Spindump library that the code is not thread safe. This should be avoided. Open

cleanup enhancement

EricssonResearch/spindump#118 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
In distributed mode, an aggregate connection is deleted on the collector end after few minutes, no matter if there are updates to Open

bug

EricssonResearch/spindump#121 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
After adding enough new connections, spindump stops giving measurements Open

bug

EricssonResearch/spindump#122 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Spindump gets stuck if no packet is received by the interface Open

bug

EricssonResearch/spindump#126 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
QR-Loss reordering robustnes Open

enhancement

EricssonResearch/spindump#130 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Spurious error messages from Spindump while in collector mode Open

bug

EricssonResearch/spindump#136 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Need tests for more complex situations, version negotiation, rekeying, new CIDs, etc. Open

enhancement good first issue help wanted

EricssonResearch/spindump#139 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Would be nice to generate qlog format, also Open

enhancement good first issue help wanted

EricssonResearch/spindump#142 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Spindump needs to recognise changed CIDs in handshake etc packets Open

bug

EricssonResearch/spindump#143 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Test case trace_quic_v23_lsquic_simple incorrectly reports "no rsp" in the notes field in the second (response) packet Open

bug

EricssonResearch/spindump#144 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Spindump does not yet handle address movements for QUIC connections. It should. Open

enhancement

EricssonResearch/spindump#147 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Would be nice if spindump could summarize connections (e.g., spin bit on vs. not) Open

enhancement good first issue help wanted

EricssonResearch/spindump#148 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Support tunneled traffic Open

enhancement

EricssonResearch/spindump#154 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
It would be nice to recognise DOH to 1.1.1.1, 8.8.8.8 etc Open

enhancement good first issue

EricssonResearch/spindump#155 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
It would be nice to recognise tunnel protocols in Spindump, e.g., IP-in-IP, SIT, etc. Open

enhancement good first issue help wanted

EricssonResearch/spindump#156 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
It would be nice to have filtering of average values to exclude wildly differing measurements Open

enhancement good first issue help wanted

EricssonResearch/spindump#158 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Moving average calculation could be calculated per RFC 2988 Open

cleanup enhancement good first issue help wanted

EricssonResearch/spindump#159 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Version negotiation CID format has changed in -22 and isn't correctly recognised Open

bug

EricssonResearch/spindump#160 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Spindump should recognise failed version negotiations attempts Open

enhancement

EricssonResearch/spindump#170 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
--interface any does not work on MacOS Open

bug

EricssonResearch/spindump#176 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Spindump hangs if you use the names mode (press 'n' in visual mode) and then one quits the program Open

bug

EricssonResearch/spindump#177 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
malformed pcap in testcase? Open

bug

EricssonResearch/spindump#179 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
The processing of JSON events for ECN, QR Loss, etc. is missing in spindump_analyze_event.c Open

enhancement

EricssonResearch/spindump#183 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
It would be nice to track the minimum RTT of a connection or aggregate Open

enhancement good first issue

EricssonResearch/spindump#192 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
It would be nice to have both left and right rtt in the periodic reports Open

enhancement good first issue help wanted

EricssonResearch/spindump#198 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Some enumeration values not handled for the multinet case Open

bug enhancement help wanted

EricssonResearch/spindump#202 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Several recoding modes in parallel Open

enhancement

EricssonResearch/spindump#205 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Compile and run spindump on windows Open

enhancement

EricssonResearch/spindump#206 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Supporting address ranges in aggregates would be nice Open

EricssonResearch/spindump#210 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Need to support the new (July 2020) version numbers Open

enhancement good first issue help wanted

EricssonResearch/spindump#212 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Error when compiling on Fedora Open

EricssonResearch/spindump#215 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Strange RTT values Open

bug

EricssonResearch/spindump#217 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026

EricssonResearch/spindump

Get new issues in your inbox