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update FAQ to reflect low priority of backfill tasks on dramatiq #293

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update FAQ to reflect low priority of backfill tasks on dramatiq #293

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10 changes: 5 additions & 5 deletions README.md
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Expand Up @@ -141,23 +141,23 @@ To see progress and failed batches, connect to Redis with

For total messages, query:
```
HLEN dramatiq:default.msgs
HLEN dramatiq:low.msgs
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Missing quotes around the ZSET, "dramatiq:low.msgs"

```

For messages failed and waiting to retry in the delay queue (DQ), query:
```
HGETALL dramatiq:default.DQ.msgs
HGETALL dramatiq:low.DQ.msgs
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In reality, tasks sent from the listener are high priority, while tasks queued manually are low priority, so there are two delay queues and X queues.

```

For messages permanently failed in the dead letter queue (XQ), query:
```
HGETALL dramatiq:default.XQ.msgs
HGETALL dramatiq:low.XQ.msgs
```

To clear the queue, delete keys for the main queue and delay queue
```
DEL dramatiq:default.msgs
DEL dramatiq:default.DQ.msgs
DEL dramatiq:low.msgs
DEL dramatiq:low.DQ.msgs
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Same applies here: deleting backfill tasks:
DEL "dramatiq:low.msgs"
deleting listener tasks:
DEL "dramatiq:high.msgs"

```

For more information on queues, see the [spec shared by dramatiq](https://github.com/Bogdanp/dramatiq/blob/24cbc0dc551797783f41b08ea461e1b5d23a4058/dramatiq/brokers/redis/dispatch.lua#L24-L43)
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