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#!/usr/sbin/dtrace -s
#
# Creates an aggregate report of the time spent perform queries of the four main
# types (select, insert, update, delete)
#
# Report generated every 30s
#pragma D option quiet
dtrace:::BEGIN
{
printf("Reporting...Control-C to stop\n");
}
mysql*:::update-start, mysql*:::insert-start,
mysql*:::delete-start, mysql*:::multi-delete-start,
mysql*:::multi-delete-done, mysql*:::select-start,
mysql*:::insert-select-start, mysql*:::multi-update-start
{
self->querystart = timestamp;
}
mysql*:::select-done
{
@statements["select"] = sum(((timestamp - self->querystart)/1000000));
}
mysql*:::insert-done, mysql*:::insert-select-done
{
@statements["insert"] = sum(((timestamp - self->querystart)/1000000));
}
mysql*:::update-done, mysql*:::multi-update-done
{
@statements["update"] = sum(((timestamp - self->querystart)/1000000));
}
mysql*:::delete-done, mysql*:::multi-delete-done
{
@statements["delete"] = sum(((timestamp - self->querystart)/1000000));
}
tick-30s
{
printa(@statements);
}
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