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@dependabot dependabot bot commented on behalf of github Dec 29, 2025

Bumps google.golang.org/grpc from 1.77.0 to 1.78.0.

Release notes

Sourced from google.golang.org/grpc's releases.

Release 1.78.0

Behavior Changes

  • client: Reject target URLs containing unbracketed colons in the hostname in Go version 1.26+. (#8716)

New Features

  • stats/otel: Add backend service label to wrr metrics as part of A89. (#8737)
  • stats/otel: Add subchannel metrics (without the disconnection reason) to eventually replace the pickfirst metrics. (#8738)
  • client: Wait for all pending goroutines to complete when closing a graceful switch balancer. (#8746)

Bug Fixes

  • transport/client : Return status code Unknown on malformed grpc-status. (#8735)
  • client: Add experimental.AcceptCompressors so callers can restrict the grpc-accept-encoding header advertised for a call. (#8718)
  • xds: Fix a bug in StringMatcher where regexes would match incorrectly when ignore_case is set to true. (#8723)
  • xds/resolver:
    • Drop previous route resources and report an error when no matching virtual host is found.
    • Only log LDS/RDS configuration errors following a successful update and retain the last valid resource to prevent transient failures. (#8711)
  • client:
    • Change connectivity state to CONNECTING when creating the name resolver (as part of exiting IDLE).
    • Change connectivity state to TRANSIENT_FAILURE if name resolver creation fails (as part of exiting IDLE).
    • Change connectivity state to IDLE after idle timeout expires even when current state is TRANSIENT_FAILURE.
    • Fix a bug that resulted in OnFinish call option not being invoked for RPCs where stream creation failed. (#8710)
  • xdsclient: Fix a race in the xdsClient that could lead to resource-not-found errors. (#8627)

Performance Improvements

  • mem: Round up to nearest 4KiB for pool allocations larger than 1MiB. (#8705)
Commits
  • 9df039e Change version to 1.78.0 (#8761)
  • 9b990b6 gracefulswitch: Wait for all goroutines on close (#8746)
  • 6677d9a xds: Fixing a typo (#8760)
  • d35cedd xds/resolver: pass route's auto_host_rewrite to LB picker (gRFC A81) (#8740)
  • d931fdc client: allow overriding grpc-accept-encoding header (#8718)
  • 0800ec7 xds/clusterimpl: update TestChildPolicyChangeOnConfigUpdate to use custom lb ...
  • 6553ea1 stats/otel: Add subchannel metrics (A94) (#8738)
  • 81a00ce grpc: Fixing spelling typo (#8756)
  • e413838 client: Change connectivity state to CONNECTING when creating the name resolv...
  • f9d2bdb stats/otel: Add grpc.lb.backend_service label to wrr metrics (A89) (#8737)
  • Additional commits viewable in compare view

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Bumps [google.golang.org/grpc](https://github.com/grpc/grpc-go) from 1.77.0 to 1.78.0.
- [Release notes](https://github.com/grpc/grpc-go/releases)
- [Commits](grpc/grpc-go@v1.77.0...v1.78.0)

---
updated-dependencies:
- dependency-name: google.golang.org/grpc
  dependency-version: 1.78.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
@dependabot dependabot bot added dependencies Pull requests that update a dependency file Go labels Dec 29, 2025
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Benchmark Result

Benchmark diff with base branch
goos: linux
goarch: amd64
pkg: github.com/splunk/stef/benchmarks
cpu: AMD EPYC 7763 64-Core Processor                
                                                 │ bench-main.txt │            bench-new.txt            │
                                                 │     sec/op     │    sec/op     vs base               │
SerializeNative/STEF/serialize-4                     6.656m ±  2%   7.323m ±  8%  +10.01% (p=0.002 n=6)
SerializeNative/STEFU/serialize-4                    33.64m ±  1%   33.58m ±  1%        ~ (p=0.394 n=6)
DeserializeNative/STEF/deser-4                       2.515m ±  1%   2.517m ±  1%        ~ (p=0.818 n=6)
DeserializeNative/STEFU/deser-4                      7.137m ±  0%   7.118m ±  0%        ~ (p=0.093 n=6)
SerializeFromPdata/STEF/serialize-4                  129.5m ±  2%   131.6m ±  2%        ~ (p=0.093 n=6)
SerializeFromPdata/STEFU/serialize-4                 33.20m ±  1%   33.49m ±  1%   +0.88% (p=0.002 n=6)
DeserializeToPdata/STEF/deserialize-4                44.63m ±  1%   44.31m ±  2%        ~ (p=0.589 n=6)
DeserializeToPdata/STEFU/deserialize-4               61.18m ±  2%   61.02m ±  1%        ~ (p=0.818 n=6)
STEFReaderRead-4                                     2.567m ±  1%   2.582m ±  2%        ~ (p=0.485 n=6)
STEFSerializeMultipart/astronomy-otelmetrics-4        3.198 ± 25%    3.249 ± 23%        ~ (p=0.589 n=6)
STEFDeserializeMultipart/astronomy-otelmetrics-4     73.13m ± 11%   80.20m ± 14%        ~ (p=0.310 n=6)
ReadSTEF-4                                           2.645m ±  2%   2.640m ±  2%        ~ (p=0.589 n=6)
ReadSTEFZ-4                                          3.400m ±  0%   3.393m ±  1%        ~ (p=0.589 n=6)
ReadSTEFZWriteSTEF-4                                 8.206m ±  1%   8.018m ±  1%   -2.29% (p=0.002 n=6)
geomean                                              20.35m         20.63m         +1.39%

                                                 │ bench-main.txt │            bench-new.txt             │
                                                 │   sec/point    │   sec/point    vs base               │
SerializeNative/STEF/serialize-4                     99.56n ±  2%   109.55n ±  8%  +10.03% (p=0.002 n=6)
SerializeNative/STEFU/serialize-4                    503.1n ±  1%    502.4n ±  1%        ~ (p=0.394 n=6)
DeserializeNative/STEF/deser-4                       37.62n ±  1%    37.65n ±  1%        ~ (p=0.818 n=6)
DeserializeNative/STEFU/deser-4                      106.8n ±  0%    106.5n ±  0%        ~ (p=0.087 n=6)
SerializeFromPdata/STEF/serialize-4                  1.938µ ±  2%    1.968µ ±  2%        ~ (p=0.080 n=6)
SerializeFromPdata/STEFU/serialize-4                 496.7n ±  1%    501.0n ±  1%   +0.87% (p=0.002 n=6)
DeserializeToPdata/STEF/deserialize-4                667.7n ±  1%    662.8n ±  2%        ~ (p=0.589 n=6)
DeserializeToPdata/STEFU/deserialize-4               915.2n ±  2%    912.8n ±  1%        ~ (p=0.784 n=6)
STEFReaderRead-4                                     38.39n ±  1%    38.62n ±  2%        ~ (p=0.485 n=6)
STEFSerializeMultipart/astronomy-otelmetrics-4       4.064µ ± 25%    4.130µ ± 23%        ~ (p=0.589 n=6)
STEFDeserializeMultipart/astronomy-otelmetrics-4     92.96n ± 11%   101.90n ± 14%        ~ (p=0.331 n=6)
ReadSTEF-4                                           39.59n ±  2%    39.51n ±  2%        ~ (p=0.515 n=6)
ReadSTEFZ-4                                          50.88n ±  0%    50.77n ±  1%        ~ (p=0.556 n=6)
ReadSTEFZWriteSTEF-4                                 122.8n ±  1%    120.0n ±  1%   -2.28% (p=0.002 n=6)
geomean                                              214.1n          217.0n         +1.39%

                                                 │ bench-main.txt │            bench-new.txt             │
                                                 │      B/op      │     B/op      vs base                │
SerializeNative/STEF/serialize-4                     3.339Mi ± 0%   3.341Mi ± 0%  +0.08% (p=0.026 n=6)
SerializeNative/STEFU/serialize-4                    7.530Mi ± 0%   7.530Mi ± 0%       ~ (p=0.346 n=6)
DeserializeNative/STEF/deser-4                       934.4Ki ± 0%   934.4Ki ± 0%       ~ (p=1.000 n=6) ¹
DeserializeNative/STEFU/deser-4                      1.471Mi ± 0%   1.471Mi ± 0%       ~ (p=0.455 n=6)
SerializeFromPdata/STEF/serialize-4                  74.82Mi ± 0%   74.82Mi ± 0%       ~ (p=0.974 n=6)
SerializeFromPdata/STEFU/serialize-4                 7.530Mi ± 0%   7.530Mi ± 0%       ~ (p=0.238 n=6)
DeserializeToPdata/STEF/deserialize-4                31.97Mi ± 0%   31.97Mi ± 0%       ~ (p=0.193 n=6)
DeserializeToPdata/STEFU/deserialize-4               38.64Mi ± 0%   38.64Mi ± 0%       ~ (p=0.245 n=6)
STEFReaderRead-4                                     936.2Ki ± 0%   936.2Ki ± 0%       ~ (p=0.182 n=6)
STEFSerializeMultipart/astronomy-otelmetrics-4       3.361Gi ± 0%   3.361Gi ± 0%       ~ (p=0.699 n=6)
STEFDeserializeMultipart/astronomy-otelmetrics-4     20.59Mi ± 0%   20.59Mi ± 0%       ~ (p=0.413 n=6)
ReadSTEF-4                                           936.2Ki ± 0%   936.2Ki ± 0%       ~ (p=0.665 n=6)
ReadSTEFZ-4                                          10.27Mi ± 0%   10.27Mi ± 0%       ~ (p=0.310 n=6)
ReadSTEFZWriteSTEF-4                                 13.43Mi ± 0%   13.43Mi ± 0%       ~ (p=0.606 n=6)
geomean                                              10.48Mi        10.48Mi       +0.01%
¹ all samples are equal

                                                 │ bench-main.txt │            bench-new.txt            │
                                                 │   allocs/op    │  allocs/op   vs base                │
SerializeNative/STEF/serialize-4                      2.646k ± 0%   2.651k ± 0%  +0.19% (p=0.028 n=6)
SerializeNative/STEFU/serialize-4                      884.0 ± 0%    884.0 ± 0%       ~ (p=1.000 n=6)
DeserializeNative/STEF/deser-4                         465.0 ± 0%    465.0 ± 0%       ~ (p=1.000 n=6) ¹
DeserializeNative/STEFU/deser-4                        469.0 ± 0%    469.0 ± 0%       ~ (p=1.000 n=6) ¹
SerializeFromPdata/STEF/serialize-4                   134.7k ± 0%   134.7k ± 0%       ~ (p=1.000 n=6)
SerializeFromPdata/STEFU/serialize-4                   885.0 ± 0%    886.0 ± 0%       ~ (p=0.567 n=6)
DeserializeToPdata/STEF/deserialize-4                 756.2k ± 0%   756.2k ± 0%       ~ (p=1.000 n=6)
DeserializeToPdata/STEFU/deserialize-4                944.9k ± 0%   944.9k ± 0%       ~ (p=1.000 n=6) ¹
STEFReaderRead-4                                       465.0 ± 0%    465.0 ± 0%       ~ (p=1.000 n=6) ¹
STEFSerializeMultipart/astronomy-otelmetrics-4        13.15M ± 0%   13.15M ± 0%       ~ (p=0.909 n=6)
STEFDeserializeMultipart/astronomy-otelmetrics-4      2.295k ± 0%   2.295k ± 0%       ~ (p=1.000 n=6)
ReadSTEF-4                                             466.0 ± 0%    466.0 ± 0%       ~ (p=1.000 n=6) ¹
ReadSTEFZ-4                                            504.0 ± 0%    504.0 ± 0%       ~ (p=1.000 n=6) ¹
ReadSTEFZWriteSTEF-4                                  1.234k ± 0%   1.234k ± 0%       ~ (p=1.000 n=6) ¹
geomean                                               6.359k        6.360k       +0.02%
¹ all samples are equal
Benchmark result
benchstat bench-new.txt
goos: linux
goarch: amd64
pkg: github.com/splunk/stef/benchmarks
cpu: AMD EPYC 7763 64-Core Processor                
                                                 │ bench-new.txt │
                                                 │    sec/op     │
SerializeNative/STEF/serialize-4                    7.323m ±  8%
SerializeNative/STEFU/serialize-4                   33.58m ±  1%
DeserializeNative/STEF/deser-4                      2.517m ±  1%
DeserializeNative/STEFU/deser-4                     7.118m ±  0%
SerializeFromPdata/STEF/serialize-4                 131.6m ±  2%
SerializeFromPdata/STEFU/serialize-4                33.49m ±  1%
DeserializeToPdata/STEF/deserialize-4               44.31m ±  2%
DeserializeToPdata/STEFU/deserialize-4              61.02m ±  1%
STEFReaderRead-4                                    2.582m ±  2%
STEFSerializeMultipart/astronomy-otelmetrics-4       3.249 ± 23%
STEFDeserializeMultipart/astronomy-otelmetrics-4    80.20m ± 14%
ReadSTEF-4                                          2.640m ±  2%
ReadSTEFZ-4                                         3.393m ±  1%
ReadSTEFZWriteSTEF-4                                8.018m ±  1%
geomean                                             20.63m

                                                 │ bench-new.txt │
                                                 │   sec/point   │
SerializeNative/STEF/serialize-4                    109.6n ±  8%
SerializeNative/STEFU/serialize-4                   502.4n ±  1%
DeserializeNative/STEF/deser-4                      37.65n ±  1%
DeserializeNative/STEFU/deser-4                     106.5n ±  0%
SerializeFromPdata/STEF/serialize-4                 1.968µ ±  2%
SerializeFromPdata/STEFU/serialize-4                501.0n ±  1%
DeserializeToPdata/STEF/deserialize-4               662.8n ±  2%
DeserializeToPdata/STEFU/deserialize-4              912.8n ±  1%
STEFReaderRead-4                                    38.62n ±  2%
STEFSerializeMultipart/astronomy-otelmetrics-4      4.130µ ± 23%
STEFDeserializeMultipart/astronomy-otelmetrics-4    101.9n ± 14%
ReadSTEF-4                                          39.51n ±  2%
ReadSTEFZ-4                                         50.77n ±  1%
ReadSTEFZWriteSTEF-4                                120.0n ±  1%
geomean                                             217.0n

                                                 │ bench-new.txt │
                                                 │     B/op      │
SerializeNative/STEF/serialize-4                    3.341Mi ± 0%
SerializeNative/STEFU/serialize-4                   7.530Mi ± 0%
DeserializeNative/STEF/deser-4                      934.4Ki ± 0%
DeserializeNative/STEFU/deser-4                     1.471Mi ± 0%
SerializeFromPdata/STEF/serialize-4                 74.82Mi ± 0%
SerializeFromPdata/STEFU/serialize-4                7.530Mi ± 0%
DeserializeToPdata/STEF/deserialize-4               31.97Mi ± 0%
DeserializeToPdata/STEFU/deserialize-4              38.64Mi ± 0%
STEFReaderRead-4                                    936.2Ki ± 0%
STEFSerializeMultipart/astronomy-otelmetrics-4      3.361Gi ± 0%
STEFDeserializeMultipart/astronomy-otelmetrics-4    20.59Mi ± 0%
ReadSTEF-4                                          936.2Ki ± 0%
ReadSTEFZ-4                                         10.27Mi ± 0%
ReadSTEFZWriteSTEF-4                                13.43Mi ± 0%
geomean                                             10.48Mi

                                                 │ bench-new.txt │
                                                 │   allocs/op   │
SerializeNative/STEF/serialize-4                     2.651k ± 0%
SerializeNative/STEFU/serialize-4                     884.0 ± 0%
DeserializeNative/STEF/deser-4                        465.0 ± 0%
DeserializeNative/STEFU/deser-4                       469.0 ± 0%
SerializeFromPdata/STEF/serialize-4                  134.7k ± 0%
SerializeFromPdata/STEFU/serialize-4                  886.0 ± 0%
DeserializeToPdata/STEF/deserialize-4                756.2k ± 0%
DeserializeToPdata/STEFU/deserialize-4               944.9k ± 0%
STEFReaderRead-4                                      465.0 ± 0%
STEFSerializeMultipart/astronomy-otelmetrics-4       13.15M ± 0%
STEFDeserializeMultipart/astronomy-otelmetrics-4     2.295k ± 0%
ReadSTEF-4                                            466.0 ± 0%
ReadSTEFZ-4                                           504.0 ± 0%
ReadSTEFZWriteSTEF-4                                 1.234k ± 0%
geomean                                              6.360k

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