https://s3.amazonaws.com/clickhouse-test-reports/43987/3725cf4aa7a9aa022b11d08b2f8e4f7f0dd70283/stress_test__ubsan_/gdb.log
M(MergesTimeMilliseconds, "Total time spent for background merges.")\
    \
    M(MergeTreeDataWriterRows, "Number of rows INSERTed to MergeTree tables.") \
    M(MergeTreeDataWriterUncompressedBytes, "Uncompressed bytes (for columns as they stored in memory) INSERTed to MergeTree tables.") \
    M(MergeTreeDataWriterCompressedBytes, "Bytes written to filesystem for data INSERTed to MergeTree tables.") \
    M(MergeTreeDataWriterBlocks, "Number of blocks INSERTed to MergeTree tables. Each block forms a data part of level zero.") \
    M(MergeTreeDataWriterBlocksAlreadySorted, "Number of blocks INSERTed to MergeTree tables that appeared to be already sorted.") \
    \
    M(InsertedWideParts, "Number of parts inserted in Wide format.") \
    M(InsertedCompactParts, "Number of parts inserted in Compact format.") \
    M(InsertedInMemoryParts, "Number of parts inserted in InMemory format.") \
    M(MergedIntoWideParts, "Number of parts merged into Wide format.") \
    M(MergedIntoCompactParts, "Number of parts merged into Compact format.") \
    M(MergedIntoInMemoryParts, "Number of parts in merged into InMemory format.") \
    \
    M(MergeTreeDataProjectionWriterRows, "Number of rows INSERTed to MergeTree tables projection.") \
    M(MergeTreeDataProjectionWriterUncompressedBytes, "Uncompressed bytes (for columns as they stored in memory) INSERTed to MergeTree tables projection.") \
    M(MergeTreeDataProjectionWriterCompressedBytes, "Bytes written to filesystem for data INSERTed to MergeTree tables projection.") \
    M(MergeTreeDataProjectionWriterBlocks, "Number of blocks INSERTed to MergeTree tables projection. Each block forms a data part of level zero.") \
    M(MergeTreeDataProjectionWriterBlocksAlreadySorted, "Number of blocks INSERTed to MergeTree tables projection that appeared to be already sorted.") \
    \
    M(CannotRemoveEphemeralNode, "Number of times an error happened while trying to remove ephemeral node. This is not an issue, because our implementation of ZooKeeper library guarantee that the session will expire and the node will be removed.") \
    \
    M(RegexpCreated, "Compiled regular expressions. Identical regular expressions compiled just once and cached forever.") \
    M(ContextLock, "Number of times the lock of Context was acquired or tried to acquire. This is global lock.") \
    \
    M(StorageBufferFlush, "Number of times a buffer in a 'Buffer' table was flushed.") \
    M(StorageBufferErrorOnFlush, "Number of times a buffer in the 'Buffer' table has not been able to flush due to error writing in the destination table.") \
    M(StorageBufferPassedAllMinThresholds, "Number of times a criteria on min thresholds has been reached to flush a buffer in a 'Buffer' table.") \
    M(StorageBufferPassedTimeMaxThreshold, "Number of times a criteria on max time threshold has been reached to flush a buffer in a 'Buffer' table.") \