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Throttle progress messages

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This was part of the reason the process was dying out of memory since
we were sending too many messages (I guess it was all getting buffered up)

Part of #626
This commit is contained in:
Girish Ramakrishnan
2019-04-03 11:43:12 -07:00
parent 5a4c2a4974
commit 152cb48340
1 changed files with 13 additions and 1 deletions
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14
src/scripts/backupupload.js
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@@ -37,10 +37,22 @@ process.on('disconnect', function () {
process.exit(0);
});
// send progress every n seconds
function throttledProgressCallback(msecs) {
let lastProgress = null;
return function (progress) {
let now = Date.now();
if (lastProgress && ((now - lastProgress) < msecs)) return;
process.send(progress);
lastProgress = now;
};
}
initialize(function (error) {
if (error) throw error;
backups.upload(backupId, format, dataLayoutString, (progress) => process.send(progress), function resultHandler(error) {
backups.upload(backupId, format, dataLayoutString, throttledProgressCallback(5000), function resultHandler(error) {
if (error) debug('upload completed with error', error);
debug('upload completed');