ci: Retry sccache with a GCS backend

[larseggert]

No description provided.

[github-actions]

Benchmark results

Performance differences relative to 32ef2c3.

• coalesce_acked_from_zero 1+1 entries
  time: [192.49 ns 192.95 ns 193.45 ns]
  change: [-3.1597% -2.8473% -2.5239%] (p = 0.00 < 0.05)
  💚 Performance has improved.

• coalesce_acked_from_zero 3+1 entries
  time: [234.94 ns 235.39 ns 235.91 ns]
  change: [-4.2718% -3.8725% -3.5182%] (p = 0.00 < 0.05)
  💚 Performance has improved.

• coalesce_acked_from_zero 10+1 entries
  time: [234.84 ns 235.74 ns 236.76 ns]
  change: [-4.6099% -3.6425% -2.8347%] (p = 0.00 < 0.05)
  💚 Performance has improved.

• coalesce_acked_from_zero 1000+1 entries
  time: [214.42 ns 224.38 ns 246.24 ns]
  change: [-4.7884% -2.5446% +1.3755%] (p = 0.10 > 0.05)
  No change in performance detected.

• RxStreamOrderer::inbound_frame()
  time: [120.32 ms 120.48 ms 120.72 ms]
  change: [+0.0102% +0.1659% +0.3894%] (p = 0.08 > 0.05)
  No change in performance detected.

• transfer/Run multiple transfers with varying seeds
  time: [117.53 ms 117.77 ms 118.01 ms]
  thrpt: [33.896 MiB/s 33.965 MiB/s 34.035 MiB/s]
  change:
  time: [-0.4840% -0.1650% +0.1687%] (p = 0.33 > 0.05)
  thrpt: [-0.1684% +0.1653% +0.4864%]
  No change in performance detected.

• transfer/Run multiple transfers with the same seed
  time: [118.19 ms 118.33 ms 118.48 ms]
  thrpt: [33.761 MiB/s 33.803 MiB/s 33.844 MiB/s]
  change:
  time: [-0.2112% -0.0146% +0.1710%] (p = 0.88 > 0.05)
  thrpt: [-0.1707% +0.0146% +0.2116%]
  No change in performance detected.

⬇️ Download logs

[martinthomson]

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