内存溢出

[Tinkser]

代码

function printMemoryUsage(tag = '') {
    const used = process.memoryUsage();
    console.log(`\n--- Memory Usage ${tag} ---`);
    for (let key in used) {
        console.log(`${key}: ${(used[key] / 1024 / 1024).toFixed(2)} MB`);
    }
}
var faker = require("./nodePlug/faker");

for (let i = 0; i < 100000000; i++) {
    let demo = ()=>{}
    let [x1,x2] = faker.new_document_all(demo)
    if (i%100000===0) {
        printMemoryUsage();
    }
    [x1,x2] = [null,null];
    demo = null;
}

执行之后

--- Memory Usage  ---
rss: 4215.17 MB
heapTotal: 4127.07 MB
heapUsed: 4038.40 MB
external: 2.28 MB
arrayBuffers: 0.02 MB

<--- Last few GCs --->

[25712:000002455DFF3000]    22823 ms: Scavenge 4060.9 (4134.1) -> 4060.1 (4135.6) MB, pooled: 0 MB, 6.10 / 0.00 ms  (average mu = 0.210, current mu = 0.102) allocation failure;
[25712:000002455DFF3000]    22840 ms: Scavenge 4064.1 (4137.3) -> 4063.7 (4147.6) MB, pooled: 0 MB, 9.29 / 0.00 ms  (average mu = 0.210, current mu = 0.102) allocation failure;


<--- JS stacktrace --->

[ConlinH]

已修复