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Merge pull request #9632 from Slach/docs/add_networks_errors_description

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add NetworkErrors metric description in system.events
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alexey-milovidov 2020-03-13 21:56:15 +03:00 committed by GitHub
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dbms/src/Common/ProfileEvents.cpp
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@ -160,7 +160,7 @@
M(RWLockAcquiredWriteLocks, "") \
M(RWLockReadersWaitMilliseconds, "") \
M(RWLockWritersWaitMilliseconds, "") \
M(NetworkErrors, "") \
M(NetworkErrors, "Total count of errors in Network communication, currently only errors in DNS cache host resolve") \
\
M(RealTimeMicroseconds, "Total (wall clock) time spent in processing (queries and other tasks) threads (not that this is a sum).") \
M(UserTimeMicroseconds, "Total time spent in processing (queries and other tasks) threads executing CPU instructions in user space. This include time CPU pipeline was stalled due to cache misses, branch mispredictions, hyper-threading, etc.") \