rerun rrd route command to manipulate .rrds on transport level
#10607
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Wumpf
approved these changes
Jul 14, 2025
| let mut num_unexpected_msgs = 0; | ||
| let mut num_blueprints_msgs = 0; | ||
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| // TODO(grtlr): encoding should match the original |
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can we though for the general case? It could be that we are able to read an old version but no longer write it
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This TODO is inherited from @teh-cmc's rrd stats work. I guess the problem is that read_raw_rrd_streams_from_file_or_stdin does not really expose that functionality yet.
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cli.md needs updating |
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Wumpf
approved these changes
Jul 14, 2025
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Related
rerun rrd concatcommand to concatenate chunks into new recording #10596.What
This adds a new
rerun rrd routecommand that can be used to route one or multiple.rrds to a new one (via--output) or to stdout.This provides a concise way to merge recordings using the CLI. In future versions, we also want to add that functionality to the UI.
Important
The
routecommand will never decode the Arrow data, therefore no migration or verification will happen, which is good for performance. If you still want migration, merging, and compaction, the result can be piped intorerun rrd merge.Here is an example of the interface, which pipes directly to the viewer:
Or you can write the
.rrdback out: