John McBride 669592a2c4 Exports metric for WAL write errors (#6647)
* Exports metric for WAL write errors

Signed-off-by: John McBride <jpmmcbride@gmail.com>

* Correct name for counter

Signed-off-by: John McBride <jpmmcbride@gmail.com>

* Move WAL write failure to wal.go

Signed-off-by: John McBride <jpmmcbride@gmail.com>

* WAL write fail metric moved to Log for external consumers

Signed-off-by: John McBride <jpmmcbride@gmail.com>
2020-01-17 12:12:04 -08:00
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2020-01-02 15:54:09 +01:00