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https://issues.apache.org/jira/browse/ARROW-12476?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17325652#comment-17325652
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Antoine Pitrou commented on ARROW-12476:
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Did you manage to hook into the process with a debugger (e.g. {{gdb -p pid}})?
> [C++][Gandiva] gandiva-decimal-test hangs on some machines
> ----------------------------------------------------------
>
> Key: ARROW-12476
> URL: https://issues.apache.org/jira/browse/ARROW-12476
> Project: Apache Arrow
> Issue Type: Bug
> Components: C++ - Gandiva
> Affects Versions: 4.0.0
> Reporter: Yibo Cai
> Priority: Major
>
> gandiva-decimal-test hangs on my machine. I'm using *LLVM-9.*
> Logs:
> {code:bash}
> Running main() from
> /tmp/arrow-4.0.0.gDpe1/apache-arrow-4.0.0/cpp/build/googletest_ep-prefix/src/googletest_ep/googletest/src/gtest_main.cc
> [==========] Running 17 tests from 1 test suite.
> [----------] Global test environment set-up.
> [----------] 17 tests from TestDecimal
> [ RUN ] TestDecimal.TestSimple
> /tmp/arrow-4.0.0.gDpe1/apache-arrow-4.0.0/cpp/src/gandiva/cache.cc:42:
> Creating gandiva cache with capacity: 500
> /tmp/arrow-4.0.0.gDpe1/apache-arrow-4.0.0/cpp/src/gandiva/engine.cc:109:
> Detected CPU Name : cascadelake
> /tmp/arrow-4.0.0.gDpe1/apache-arrow-4.0.0/cpp/src/gandiva/engine.cc:110:
> Detected CPU Features: +sse2 +cx16 +sahf -tbm -avx512ifma -sha -gfni -fma4
> -vpclmulqdq +prfchw +bmi2 -cldemote +fsgsbase -ptwrite +xsavec +popcnt +mpx
> +aes -avx512bitalg -movdiri +xsaves -avx512er +avx512vnni -avx512vpopcntdq
> -pconfig +clwb +avx512f -clzero +pku +mmx -lwp -rdpid -xop +rdseed -waitpkg
> -movdir64b -sse4a +avx512bw +clflushopt +xsave -avx512vbmi2 +64bit +avx512vl
> +invpcid +avx512cd +avx -vaes +cx8 +fma -rtm +bmi -enqcmd +rdrnd -mwaitx
> +sse4.1 +sse4.2 +avx2 +fxsr -wbnoinvd +sse +lzcnt +pclmul -prefetchwt1 +f16c
> +ssse3 -sgx -shstk +cmov -avx512vbmi -avx512bf16 +movbe +xsaveopt +avx512dq
> +adx -avx512pf +sse3
> [ OK ] TestDecimal.TestSimple (159 ms)
> [ RUN ] TestDecimal.TestLiteral
> [ OK ] TestDecimal.TestLiteral (68 ms)
> [ RUN ] TestDecimal.TestIfElse
> [ OK ] TestDecimal.TestIfElse (36 ms)
> [ RUN ] TestDecimal.TestCompare
> [ OK ] TestDecimal.TestCompare (63 ms)
> [ RUN ] TestDecimal.TestCastFunctions
> // stuck here forever (at least one hour without progress)
> {code}
> CPU information:
> {code:bash}
> $ lscpu
> Architecture: x86_64
> CPU op-mode(s): 32-bit, 64-bit
> Byte Order: Little Endian
> CPU(s): 32
> On-line CPU(s) list: 0-31
> Thread(s) per core: 1
> Core(s) per socket: 16
> Socket(s): 2
> NUMA node(s): 2
> Vendor ID: GenuineIntel
> CPU family: 6
> Model: 85
> Model name: Intel(R) Xeon(R) Gold 5218 CPU @ 2.30GHz
> Stepping: 7
> CPU MHz: 2368.795
> CPU max MHz: 3900.0000
> CPU min MHz: 1000.0000
> BogoMIPS: 4600.00
> Virtualization: VT-x
> L1d cache: 32K
> L1i cache: 32K
> L2 cache: 1024K
> L3 cache: 22528K
> NUMA node0 CPU(s): 0,2,4,6,8,10,12,14,16,18,20,22,24,26,28,30
> NUMA node1 CPU(s): 1,3,5,7,9,11,13,15,17,19,21,23,25,27,29,31
> Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca
> cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx
> pdpe1gb rdtscp lm constant_tsc art arch_perfmon pebs bts rep_good nopl
> xtopology nonstop_tsc cpuid aperfmperf pni pclmulqdq dtes64 monitor ds_cpl
> vmx smx est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid dca sse4_1 sse4_2 x2apic
> movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand lahf_lm abm
> 3dnowprefetch cpuid_fault epb cat_l3 cdp_l3 invpcid_single intel_ppin ssbd
> mba ibrs ibpb stibp ibrs_enhanced tpr_shadow vnmi flexpriority ept vpid
> ept_ad fsgsbase tsc_adjust bmi1 avx2 smep bmi2 erms invpcid cqm mpx rdt_a
> avx512f avx512dq rdseed adx smap clflushopt clwb intel_pt avx512cd avx512bw
> avx512vl xsaveopt xsavec xgetbv1 xsaves cqm_llc cqm_occup_llc cqm_mbm_total
> cqm_mbm_local dtherm ida arat pln pts pku ospke avx512_vnni md_clear
> flush_l1d arch_capabilities
> {code}
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