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`absl::SetMutexDeadlockDetectionMode(absl::OnDeadlockCycle::kIgnore);` fixes ODBC deadlock issue. We turn off the detection as the deadlock originated from upstream projects.
alinaliBQ
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Jan 5, 2026
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| ARROW_HOME: /usr | ||
| CMAKE_GENERATOR: Ninja | ||
| CMAKE_INSTALL_PREFIX: /usr |
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ARROW_HOME and CMAKE_INSTALL_PREFIX should match, so I fixed it
alinaliBQ
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Jan 5, 2026
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| RegisterLog(); | ||
| // GH-48637: Disable Absl Deadlock detection from upstream projects | ||
| absl::SetMutexDeadlockDetectionMode(absl::OnDeadlockCycle::kIgnore); | ||
| } |
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The potential deadlock errors started appearing after C++ 20 is enabled. I don't know the root cause, but this line disables the deadlock detection and resolves the issue. Arrow community has confirmed that absl is not used directly in Arrow project, so the error likely came from gRPC.
justing-bq
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Jan 5, 2026
Attempt to resolve caching issue with ODBC CI Add write permission to store vcpkg cache Check nuget paths in Ruby Glib and ODBC Run vcpkg install after vcpkg is set in GLib Enable vcpkg verbose in GLib * confirmed `vcpkg install` command returns 403 error Add ARROW_HOME Remove `ARROW_SIMD_LEVEL` as it is not required for ODBC. Remove debug msgs Cannot get vcpkg in cpp_build to show debug messages Move location of `packages: write` Attempt to add `ARROW_DEPENDENCY_USE_SHARED - off` Revert "Move location of `packages: write`" This reverts commit b62e04e. Revert "Attempt to add `ARROW_DEPENDENCY_USE_SHARED - off`" This reverts commit 5fdf425. Add GLib MSVC build to C++ Extra TEMP disable ODBC build Disable cmake and enable build Re-enable cmake 4.1.2 and use install_vcpkg.sh to install vcpkg Clean up test changes Push after previous run is complete. Revert "Re-enable cmake 4.1.2 and use install_vcpkg.sh to install vcpkg" This reverts commit dfea377. Trigger CI Apply Kou's suggestion for nuget timeout
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Fix deadlock issue in C++ 20 by disabling deadlock detection. See apache#48714 for discussion and more context; Arrow doesn't use Absl directly, so the
potential deadlockerror is from upstream projects and not Arrow itself.Fix slow CI time by resolving cache issues.