Details
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Bug
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Status: Closed (View Workflow)
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Major
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Resolution: Incomplete
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10.6.5
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None
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Ubuntu 20.04 LTS
Description
We are running a 2 node + arbitrator galera cluster. We are using haproxy in front of the cluster to allow splitting reads and writes over different ports
node 1 is dedicated write node, with node 2 being backup write.
both nodes are available as read nodes.
node 2 crashed with the following logging:
Apr 15 04:02:43 node02.mariadb01 mariadbd[2360093]: This could be because you hit a bug. It is also possible that this binary
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Apr 15 04:02:43 node02.mariadb01 mariadbd[2360093]: or one of the libraries it was linked against is corrupt, improperly built,
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Apr 15 04:02:43 node02.mariadb01 mariadbd[2360093]: or misconfigured. This error can also be caused by malfunctioning hardware.
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Apr 15 04:02:43 node02.mariadb01 mariadbd[2360093]: To report this bug, see https://mariadb.com/kb/en/reporting-bugs
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Apr 15 04:02:43 node02.mariadb01 mariadbd[2360093]: We will try our best to scrape up some info that will hopefully help
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Apr 15 04:02:43 node02.mariadb01 mariadbd[2360093]: diagnose the problem, but since we have already crashed,
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Apr 15 04:02:43 node02.mariadb01 mariadbd[2360093]: something is definitely wrong and this may fail.
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Apr 15 04:02:43 node02.mariadb01 mariadbd[2360093]: Server version: 10.6.5-MariaDB-1:10.6.5+maria~focal-log
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Apr 15 04:02:43 node02.mariadb01 mariadbd[2360093]: key_buffer_size=131072
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Apr 15 04:02:43 node02.mariadb01 mariadbd[2360093]: read_buffer_size=131072
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Apr 15 04:02:43 node02.mariadb01 mariadbd[2360093]: max_used_connections=37
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Apr 15 04:02:43 node02.mariadb01 mariadbd[2360093]: max_threads=258
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Apr 15 04:02:43 node02.mariadb01 mariadbd[2360093]: thread_count=47
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Apr 15 04:02:43 node02.mariadb01 mariadbd[2360093]: It is possible that mysqld could use up to
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Apr 15 04:02:43 node02.mariadb01 mariadbd[2360093]: key_buffer_size + (read_buffer_size + sort_buffer_size)*max_threads = 568228 K bytes of memory
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Apr 15 04:02:43 node02.mariadb01 mariadbd[2360093]: Hope that's ok; if not, decrease some variables in the equation.
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Apr 15 04:02:43 node02.mariadb01 mariadbd[2360093]: Thread pointer: 0x7fb180000c58
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Apr 15 04:02:43 node02.mariadb01 mariadbd[2360093]: Attempting backtrace. You can use the following information to find out
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Apr 15 04:02:43 node02.mariadb01 mariadbd[2360093]: where mysqld died. If you see no messages after this, something went
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Apr 15 04:02:43 node02.mariadb01 mariadbd[2360093]: terribly wrong...
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Apr 15 04:02:43 node02.mariadb01 mariadbd[2360093]: stack_bottom = 0x7fb2d01dcdc8 thread_stack 0x49000
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Apr 15 04:02:43 node02.mariadb01 mariadbd[2360093]: Printing to addr2line failed
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Apr 15 04:02:43 node02.mariadb01 mariadbd[2360093]: /usr/sbin/mariadbd(my_print_stacktrace+0x32)[0x562d30809442]
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Apr 15 04:02:43 node02.mariadb01 mariadbd[2360093]: /usr/sbin/mariadbd(handle_fatal_signal+0x485)[0x562d302bc6a5]
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Apr 15 04:02:44 node02.mariadb01 mariadbd[2360093]: /lib/x86_64-linux-gnu/libpthread.so.0(+0x143c0)[0x7fb33a5603c0]
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Apr 15 04:02:44 node02.mariadb01 mariadbd[2360093]: /lib/x86_64-linux-gnu/libc.so.6(gsignal+0xcb)[0x7fb33a06403b]
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Apr 15 04:02:45 node02.mariadb01 mariadbd[2360093]: /lib/x86_64-linux-gnu/libc.so.6(abort+0x12b)[0x7fb33a043859]
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Apr 15 04:02:45 node02.mariadb01 mariadbd[2360093]: /lib/x86_64-linux-gnu/libc.so.6(+0x22729)[0x7fb33a043729]
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Apr 15 04:02:46 node02.mariadb01 mariadbd[2360093]: /lib/x86_64-linux-gnu/libc.so.6(+0x34006)[0x7fb33a055006]
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The node needs a full resync to be able to rejoin the cluster