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Added triggers to memory dump.

This commit is contained in:
DebaucheryLibrarian 2021-12-20 02:28:59 +01:00
parent 280032937f
commit 7d992f4129
1 changed files with 9 additions and 6 deletions
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17
src/app.js
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@ -46,7 +46,7 @@ async function snapshotMemory() {
logger.info(`Saved heap dump to ${filepath}`); logger.info(`Saved heap dump to ${filepath}`);
} }
async function stopMemorySample() { async function stopMemorySample(snapshotTriggers) {
const profile = await inspector.heap.stopSampling(); const profile = await inspector.heap.stopSampling();
const filepath = `${dayjs().format('traxxx_sample_YYYY-MM-DD_HH-mm-ss')}.heapprofile`; const filepath = `${dayjs().format('traxxx_sample_YYYY-MM-DD_HH-mm-ss')}.heapprofile`;
const usage = process.memoryUsage.rss() / 1000000; const usage = process.memoryUsage.rss() / 1000000;
@ -56,12 +56,15 @@ async function stopMemorySample() {
logger.info(`Saved heap sample to ${filepath}`); logger.info(`Saved heap sample to ${filepath}`);
if (usage > 1000) { if (usage > snapshotTriggers[0]) {
await snapshotMemory(); await snapshotMemory();
} return snapshotTriggers.slice(1);
} }
async function startMemorySample() { return snapshotTriggers;
}
async function startMemorySample(snapshotTriggers = []) {
await inspector.heap.enable(); await inspector.heap.enable();
await inspector.heap.startSampling(); await inspector.heap.startSampling();
@ -70,10 +73,10 @@ async function startMemorySample() {
logger.info(`Start heap sampling, memory usage: ${usage} MB`); logger.info(`Start heap sampling, memory usage: ${usage} MB`);
setTimeout(async () => { setTimeout(async () => {
await stopMemorySample(); const newSnapshotTriggers = await stopMemorySample(snapshotTriggers);
if (!done) { if (!done) {
await startMemorySample(); await startMemorySample(newSnapshotTriggers);
} }
}, 30000); }, 30000);
} }
@ -81,7 +84,7 @@ async function startMemorySample() {
async function init() { async function init() {
try { try {
if (argv.sampleMemory) { if (argv.sampleMemory) {
await startMemorySample(); await startMemorySample([1000]);
} }
if (argv.logActive) { if (argv.logActive) {