Almost 2 years in production but cannot detect were memory leak is coming from.

[RayLuxembourg]

I am running an app and trying to figure out where the memory leak is coming from.
I tried using heapdump but it's not working for me for some reason its empty.

I use custom server (express) with typescript.

Total Requests
Last 24 hours
23,756

I used this command overnight node --trace_gc --trace_gc_verbose dist/server/index.js
Here is the information I have.

Start of the application

{"log":"[17:0x55c8c00514a0] Fast promotion mode: false survival rate: 55%\n","stream":"stdout","time":"2020-07-05T02:33:57.735805756Z"}
{"log":"[17:0x55c8c00514a0]      134 ms: Scavenge 2.3 (3.0) -\u003e 1.9 (4.0) MB, 4.4 / 0.0 ms  (average mu = 1.000, current mu = 1.000) allocation failure \n","stream":"stdout","time":"2020-07-05T02:33:57.735954523Z"}
{"log":"[17:0x55c8c00514a0] Memory allocator,       used:   4052 KB, available: 509484 KB\n","stream":"stdout","time":"2020-07-05T02:33:57.736064345Z"}
{"log":"[17:0x55c8c00514a0] Read-only space,        used:    115 KB, available:      0 KB, committed:    116 KB\n","stream":"stdout","time":"2020-07-05T02:33:57.73698114Z"}
{"log":"[17:0x55c8c00514a0] New space,              used:    614 KB, available:    408 KB, committed:   2048 KB\n","stream":"stdout","time":"2020-07-05T02:33:57.737070978Z"}
{"log":"[17:0x55c8c00514a0] New large object space, used:      0 KB, available:   1022 KB, committed:      0 KB\n","stream":"stdout","time":"2020-07-05T02:33:57.737176163Z"}
{"log":"[17:0x55c8c00514a0] Old space,              used:    941 KB, available:      0 KB, committed:   1164 KB\n","stream":"stdout","time":"2020-07-05T02:33:57.737247147Z"}
{"log":"[17:0x55c8c00514a0] Code space,             used:     64 KB, available:      0 KB, committed:    332 KB\n","stream":"stdout","time":"2020-07-05T02:33:57.73742177Z"}
{"log":"[17:0x55c8c00514a0] Map space,              used:    215 KB, available:      0 KB, committed:    260 KB\n","stream":"stdout","time":"2020-07-05T02:33:57.737529786Z"}
{"log":"[17:0x55c8c00514a0] Large object space,     used:    128 KB, available:      0 KB, committed:    132 KB\n","stream":"stdout","time":"2020-07-05T02:33:57.737599713Z"}
{"log":"[17:0x55c8c00514a0] Code large object space,     used:      0 KB, available:      0 KB, committed:      0 KB\n","stream":"stdout","time":"2020-07-05T02:33:57.73773389Z"}
{"log":"[17:0x55c8c00514a0] All spaces,             used:   2078 KB, available: 510916 KB, committed:   4052 KB\n","stream":"stdout","time":"2020-07-05T02:33:57.738172291Z"}
{"log":"[17:0x55c8c00514a0] Unmapper buffering 0 chunks of committed:      0 KB\n","stream":"stdout","time":"2020-07-05T02:33:57.738247057Z"}
{"log":"[17:0x55c8c00514a0] External memory reported:      9 KB\n","stream":"stdout","time":"2020-07-05T02:33:57.738363122Z"}
{"log":"[17:0x55c8c00514a0] Backing store memory:    689 KB\n","stream":"stdout","time":"2020-07-05T02:33:57.738430135Z"}
{"log":"[17:0x55c8c00514a0] External memory global 0 KB\n","stream":"stdout","time":"2020-07-05T02:33:57.738890975Z"}
{"log":"[17:0x55c8c00514a0] Total time spent in GC  : 4.4 ms\n","stream":"stdout","time":"2020-07-05T02:33:57.738969766Z"}

After some hours I get this.

{"log":"[17:0x55c8c00514a0] Fast promotion mode: false survival rate: 30%\n","stream":"stdout","time":"2020-07-05T11:46:50.241325036Z"}
{"log":"[17:0x55c8c00514a0] 33172640 ms: [HeapController] factor 1.1 based on mu=0.970, speed_ratio=1486 (gc=421290, mutator=284)\n","stream":"stdout","time":"2020-07-05T11:46:50.241582633Z"}
{"log":"[17:0x55c8c00514a0] 33172640 ms: [HeapController] Limit: old size: 97565 KB, new limit: 108344 KB (1.1)\n","stream":"stdout","time":"2020-07-05T11:46:50.241684005Z"}
{"log":"[17:0x55c8c00514a0] 33172640 ms: [GlobalMemoryController] Limit: old size: 97565 KB, new limit: 108344 KB (1.1)\n","stream":"stdout","time":"2020-07-05T11:46:50.241801609Z"}
{"log":"[17:0x55c8c00514a0] 33172640 ms: Scavenge 96.6 (100.8) -\u003e 96.0 (101.8) MB, 1.5 / 0.0 ms  (average mu = 1.000, current mu = 1.000) allocation failure \n","stream":"stdout","time":"2020-07-05T11:46:50.241935448Z"}
{"log":"[17:0x55c8c00514a0] Memory allocator,       used: 104236 KB, available: 409300 KB\n","stream":"stdout","time":"2020-07-05T11:46:50.242019206Z"}
{"log":"[17:0x55c8c00514a0] Read-only space,        used:    115 KB, available:      0 KB, committed:    116 KB\n","stream":"stdout","time":"2020-07-05T11:46:50.242130714Z"}
{"log":"[17:0x55c8c00514a0] New space,              used:    188 KB, available:    834 KB, committed:   2048 KB\n","stream":"stdout","time":"2020-07-05T11:46:50.242237736Z"}
{"log":"[17:0x55c8c00514a0] New large object space, used:      0 KB, available:   1022 KB, committed:      0 KB\n","stream":"stdout","time":"2020-07-05T11:46:50.242314191Z"}
{"log":"[17:0x55c8c00514a0] Old space,              used:  84210 KB, available:   2644 KB, committed:  87180 KB\n","stream":"stdout","time":"2020-07-05T11:46:50.242424477Z"}
{"log":"[17:0x55c8c00514a0] Code space,             used:   1544 KB, available:    458 KB, committed:   2124 KB\n","stream":"stdout","time":"2020-07-05T11:46:50.242499273Z"}
{"log":"[17:0x55c8c00514a0] Map space,              used:   1540 KB, available:    252 KB, committed:   1796 KB\n","stream":"stdout","time":"2020-07-05T11:46:50.242606252Z"}
{"log":"[17:0x55c8c00514a0] Large object space,     used:  10270 KB, available:      0 KB, committed:  10364 KB\n","stream":"stdout","time":"2020-07-05T11:46:50.242705642Z"}
{"log":"[17:0x55c8c00514a0] Code large object space,     used:    532 KB, available:      0 KB, committed:    608 KB\n","stream":"stdout","time":"2020-07-05T11:46:50.242824067Z"}
{"log":"[17:0x55c8c00514a0] All spaces,             used:  98400 KB, available: 414513 KB, committed: 104236 KB\n","stream":"stdout","time":"2020-07-05T11:46:50.242959368Z"}
{"log":"[17:0x55c8c00514a0] Unmapper buffering 0 chunks of committed:      0 KB\n","stream":"stdout","time":"2020-07-05T11:46:50.24305928Z"}
{"log":"[17:0x55c8c00514a0] External memory reported:  18714 KB\n","stream":"stdout","time":"2020-07-05T11:46:50.243146891Z"}
{"log":"[17:0x55c8c00514a0] Backing store memory:  20294 KB\n","stream":"stdout","time":"2020-07-05T11:46:50.243270994Z"}
{"log":"[17:0x55c8c00514a0] External memory global 0 KB\n","stream":"stdout","time":"2020-07-05T11:46:50.243344955Z"}
{"log":"[17:0x55c8c00514a0] Total time spent in GC  : 25517.0 ms\n","stream":"stdout","time":"2020-07-05T11:46:50.243464566Z"}

I want this memory leak to stop :(
Package.json dependencies

  "dependencies": {
    "@emotion/core": "10.0.27",
    "@emotion/styled": "10.0.27",
    "@google-cloud/storage": "3.5.0",
    "@types/compression": "1.0.1",
    "@types/express": "4.17.2",
    "@types/lru-cache": "^5.1.0",
    "@types/mongodb": "^3.5.25",
    "@types/next": "^9.0.0",
    "@types/next-redux-wrapper": "2.0.2",
    "@types/react": "^16.9.41",
    "@types/react-dom": "^16.9.8",
    "@widgetbot/react-embed": "1.2.1",
    "apollo-link": "^1.2.14",
    "apollo-link-http": "^1.5.17",
    "babel-plugin-emotion": "10.0.27",
    "bcrypt": "^5.0.0",
    "body-parser": "1.19.0",
    "compression": "1.7.4",
    "cron": "1.7.2",
    "cross-env": "5.2.1",
    "emotion": "10.0.27",
    "emotion-server": "10.0.27",
    "express": "4.17.1",
    "express-http-proxy": "1.2.0",
    "fb": "2.0.0",
    "graphql": "^15.2.0",
    "graphql-tag": "^2.10.3",
    "heapdump": "^0.3.15",
    "helmet": "3.21.2",
    "hookcord": "2.0.2",
    "isomorphic-unfetch": "3.0.0",
    "jikants": "1.2.13",
    "jsonwebtoken": "^8.5.1",
    "lru-cache": "5.1.1",
    "mongodb": "3.3.3",
    "mongoose": "5.7.5",
    "next": "9.4.4",
    "next-redux-wrapper": "4.0.1",
    "nodemon": "1.19.0",
    "passport": "^0.4.1",
    "passport-http-bearer": "^1.0.1",
    "passport-local": "^1.0.0",
    "pin-it-node": "^0.2.0",
    "react": "16.13.1",
    "react-dom": "16.13.1",
    "react-ga": "2.7.0",
    "react-lazy-load": "3.0.13",
    "react-redux": "7.1.3",
    "react-spinners": "0.6.1",
    "react-spring": "8.0.27",
    "redux": "4.0.4",
    "rxjs": "6.5.3",
    "sitemap": "5.1.0",
    "ts-node": "8.4.1",
    "twitter": "1.7.1",
    "typescript": "3.6.4",
    "winston": "^3.3.3",
    "zlib": "^1.0.5"
  },