Date/time: 2018-09-03 13:24:39
Signal: 6

[0x55b1495fd760]
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/usr/local/mariadb/columnstore/lib/libthreadpool.so.1(_ZN10threadpool18PriorityThreadPool9threadFcnENS0_8PriorityE+0x399)[0x7f794acf6dc9]
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/lib64/libc.so.6(clone+0x6d)[0x7f7947d1434d]
