trade/trade-drift-dlob
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

debug unhealthy SlotSubscriber

Browse Source
This commit is contained in:
wphan
2023-11-24 16:15:11 -08:00
parent cbb14e5709
commit aefb235cea
1 changed files with 7 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
src/core/metrics.ts
View File

@@ -126,9 +126,11 @@ const handleHealthCheck = async (req, res, next) => {
if (req.url === '/health' || req.url === '/') {
// check if a slot was received recently
let healthySlotSubscriber = false;
let slotChanged = false;
let slotChangedRecently = false;
await lastSlotReceivedMutex.runExclusive(async () => {
const slotChanged = lastSlotReceived > lastHealthCheckSlot;
const slotChangedRecently =
slotChanged = lastSlotReceived > lastHealthCheckSlot;
slotChangedRecently =
Date.now() - lastHealthCheckSlotUpdated < healthCheckInterval;
healthySlotSubscriber = slotChanged || slotChangedRecently;
logger.debug(
@@ -142,6 +144,9 @@ const handleHealthCheck = async (req, res, next) => {
if (!healthySlotSubscriber) {
healthStatus = HEALTH_STATUS.UnhealthySlotSubscriber;
logger.error(`SlotSubscriber is not healthy`);
logger.error(
`Slotsubscriber health check: lastSlotReceived: ${lastSlotReceived}, lastHealthCheckSlot: ${lastHealthCheckSlot}, slotChanged: ${slotChanged}, slotChangedRecently: ${slotChangedRecently}`
);
res.writeHead(500);
res.end(`SlotSubscriber is not healthy`);