diff --git a/output/hyperschema/index.js b/output/hyperschema/index.js
new file mode 100644
index 000000000..2f8291c36
--- /dev/null
+++ b/output/hyperschema/index.js
@@ -0,0 +1,266 @@
+// This file is autogenerated by the hyperschema compiler
+// Schema Version: 1
+/* eslint-disable camelcase */
+/* eslint-disable quotes */
+
+const VERSION = 1
+const { c } = require('hyperschema/runtime')
+
+// eslint-disable-next-line no-unused-vars
+let version = VERSION
+
+// @pear/dht-nodes
+const encoding0 = {
+  preencode (state, m) {
+    c.string.preencode(state, m.host)
+    c.int.preencode(state, m.port)
+  },
+  encode (state, m) {
+    c.string.encode(state, m.host)
+    c.int.encode(state, m.port)
+  },
+  decode (state) {
+    const res = {}
+    res.host = null
+    res.port = 0
+
+    res.host = c.string.decode(state)
+    res.port = c.int.decode(state)
+
+    return res
+  }
+}
+
+// @pear/encryption-keys
+const encoding1 = {
+  preencode (state, m) {
+    c.string.preencode(state, m.publicKey)
+    c.string.preencode(state, m.privateKey)
+  },
+  encode (state, m) {
+    c.string.encode(state, m.publicKey)
+    c.string.encode(state, m.privateKey)
+  },
+  decode (state) {
+    const res = {}
+    res.publicKey = null
+    res.privateKey = null
+
+    res.publicKey = c.string.decode(state)
+    res.privateKey = c.string.decode(state)
+
+    return res
+  }
+}
+
+// @pear/permits
+const encoding2 = {
+  preencode (state, m) {
+    c.string.preencode(state, m.z32)
+  },
+  encode (state, m) {
+    c.string.encode(state, m.z32)
+  },
+  decode (state) {
+    const res = {}
+    res.z32 = null
+
+    res.z32 = c.string.decode(state)
+
+    return res
+  }
+}
+
+// @pear/identity
+const encoding3 = {
+  preencode (state, m) {
+    let flags = 0
+    if (m.privateKey) flags |= 1
+
+    c.string.preencode(state, m.publicKey)
+    c.uint.preencode(state, flags)
+
+    if (m.privateKey) c.string.preencode(state, m.privateKey)
+  },
+  encode (state, m) {
+    let flags = 0
+    if (m.privateKey) flags |= 1
+
+    c.string.encode(state, m.publicKey)
+    c.uint.encode(state, flags)
+
+    if (m.privateKey) c.string.encode(state, m.privateKey)
+  },
+  decode (state) {
+    const res = {}
+    res.publicKey = null
+    res.privateKey = null
+
+    res.publicKey = c.string.decode(state)
+
+    const flags = state.start < state.end ? c.uint.decode(state) : 0
+    if ((flags & 1) !== 0) res.privateKey = c.string.decode(state)
+
+    return res
+  }
+}
+
+// @pear/apps
+const encoding4 = {
+  preencode (state, m) {
+    c.string.preencode(state, m.key)
+  },
+  encode (state, m) {
+    c.string.encode(state, m.key)
+  },
+  decode (state) {
+    const res = {}
+    res.key = null
+
+    res.key = c.string.decode(state)
+
+    return res
+  }
+}
+
+// @pear/apps-owned
+const encoding5 = {
+  preencode (state, m) {
+    c.string.preencode(state, m.key)
+  },
+  encode (state, m) {
+    c.string.encode(state, m.key)
+  },
+  decode (state) {
+    const res = {}
+    res.key = null
+
+    res.key = c.string.decode(state)
+
+    return res
+  }
+}
+
+// @pear/app-storage
+const encoding6 = {
+  preencode (state, m) {
+    c.string.preencode(state, m.app)
+  },
+  encode (state, m) {
+    c.string.encode(state, m.app)
+  },
+  decode (state) {
+    const res = {}
+    res.app = null
+
+    res.app = c.string.decode(state)
+
+    return res
+  }
+}
+
+// @pear/channels
+const encoding7 = {
+  preencode (state, m) {
+    c.string.preencode(state, m.key)
+  },
+  encode (state, m) {
+    c.string.encode(state, m.key)
+  },
+  decode (state) {
+    const res = {}
+    res.key = null
+
+    res.key = c.string.decode(state)
+
+    return res
+  }
+}
+
+// @pear/error-logs
+const encoding8 = {
+  preencode (state, m) {
+    c.string.preencode(state, m.type)
+    c.string.preencode(state, m.trace)
+  },
+  encode (state, m) {
+    c.string.encode(state, m.type)
+    c.string.encode(state, m.trace)
+  },
+  decode (state) {
+    const res = {}
+    res.type = null
+    res.trace = null
+
+    res.type = c.string.decode(state)
+    res.trace = c.string.decode(state)
+
+    return res
+  }
+}
+
+// @pear/perf-stats
+const encoding9 = {
+  preencode (state, m) {
+    c.int.preencode(state, m.uptimeSeconds)
+    c.float64.preencode(state, m.ramUsage)
+    c.float64.preencode(state, m.cpuUsage)
+    c.string.preencode(state, m.os)
+  },
+  encode (state, m) {
+    c.int.encode(state, m.uptimeSeconds)
+    c.float64.encode(state, m.ramUsage)
+    c.float64.encode(state, m.cpuUsage)
+    c.string.encode(state, m.os)
+  },
+  decode (state) {
+    const res = {}
+    res.uptimeSeconds = 0
+    res.ramUsage = 0
+    res.cpuUsage = 0
+    res.os = null
+
+    res.uptimeSeconds = c.int.decode(state)
+    res.ramUsage = c.float64.decode(state)
+    res.cpuUsage = c.float64.decode(state)
+    res.os = c.string.decode(state)
+
+    return res
+  }
+}
+
+function getStructByName (name) {
+  switch (name) {
+    case '@pear/dht-nodes': return encoding0
+    case '@pear/encryption-keys': return encoding1
+    case '@pear/permits': return encoding2
+    case '@pear/identity': return encoding3
+    case '@pear/apps': return encoding4
+    case '@pear/apps-owned': return encoding5
+    case '@pear/app-storage': return encoding6
+    case '@pear/channels': return encoding7
+    case '@pear/error-logs': return encoding8
+    case '@pear/perf-stats': return encoding9
+    default: throw new Error('Encoder not found ' + name)
+  }
+}
+
+function resolveStruct (name, v = VERSION) {
+  const enc = getStructByName(name)
+  return {
+    preencode (state, m) {
+      version = v
+      enc.preencode(state, m)
+    },
+    encode (state, m) {
+      version = v
+      enc.encode(state, m)
+    },
+    decode (state) {
+      version = v
+      return enc.decode(state)
+    }
+  }
+}
+
+module.exports = { resolveStruct, version }
diff --git a/output/hyperschema/schema.json b/output/hyperschema/schema.json
new file mode 100644
index 000000000..09b98630e
--- /dev/null
+++ b/output/hyperschema/schema.json
@@ -0,0 +1,187 @@
+{
+  "version": 1,
+  "schema": [
+    {
+      "name": "dht-nodes",
+      "namespace": "pear",
+      "compact": false,
+      "flagsPosition": -1,
+      "fields": [
+        {
+          "name": "host",
+          "required": true,
+          "type": "string",
+          "version": 1
+        },
+        {
+          "name": "port",
+          "required": true,
+          "type": "int",
+          "version": 1
+        }
+      ]
+    },
+    {
+      "name": "encryption-keys",
+      "namespace": "pear",
+      "compact": false,
+      "flagsPosition": -1,
+      "fields": [
+        {
+          "name": "publicKey",
+          "required": true,
+          "type": "string",
+          "version": 1
+        },
+        {
+          "name": "privateKey",
+          "required": true,
+          "type": "string",
+          "version": 1
+        }
+      ]
+    },
+    {
+      "name": "permits",
+      "namespace": "pear",
+      "compact": false,
+      "flagsPosition": -1,
+      "fields": [
+        {
+          "name": "z32",
+          "required": true,
+          "type": "string",
+          "version": 1
+        }
+      ]
+    },
+    {
+      "name": "identity",
+      "namespace": "pear",
+      "compact": false,
+      "flagsPosition": 1,
+      "fields": [
+        {
+          "name": "publicKey",
+          "required": true,
+          "type": "string",
+          "version": 1
+        },
+        {
+          "name": "privateKey",
+          "required": false,
+          "type": "string",
+          "version": 1
+        }
+      ]
+    },
+    {
+      "name": "apps",
+      "namespace": "pear",
+      "compact": false,
+      "flagsPosition": -1,
+      "fields": [
+        {
+          "name": "key",
+          "required": true,
+          "type": "string",
+          "version": 1
+        }
+      ]
+    },
+    {
+      "name": "apps-owned",
+      "namespace": "pear",
+      "compact": false,
+      "flagsPosition": -1,
+      "fields": [
+        {
+          "name": "key",
+          "required": true,
+          "type": "string",
+          "version": 1
+        }
+      ]
+    },
+    {
+      "name": "app-storage",
+      "namespace": "pear",
+      "compact": false,
+      "flagsPosition": -1,
+      "fields": [
+        {
+          "name": "app",
+          "required": true,
+          "type": "string",
+          "version": 1
+        }
+      ]
+    },
+    {
+      "name": "channels",
+      "namespace": "pear",
+      "compact": false,
+      "flagsPosition": -1,
+      "fields": [
+        {
+          "name": "key",
+          "required": true,
+          "type": "string",
+          "version": 1
+        }
+      ]
+    },
+    {
+      "name": "error-logs",
+      "namespace": "pear",
+      "compact": false,
+      "flagsPosition": -1,
+      "fields": [
+        {
+          "name": "type",
+          "required": true,
+          "type": "string",
+          "version": 1
+        },
+        {
+          "name": "trace",
+          "required": true,
+          "type": "string",
+          "version": 1
+        }
+      ]
+    },
+    {
+      "name": "perf-stats",
+      "namespace": "pear",
+      "compact": false,
+      "flagsPosition": -1,
+      "fields": [
+        {
+          "name": "uptimeSeconds",
+          "required": true,
+          "type": "int",
+          "version": 1
+        },
+        {
+          "name": "ramUsage",
+          "required": true,
+          "type": "float64",
+          "version": 1
+        },
+        {
+          "name": "cpuUsage",
+          "required": true,
+          "type": "float64",
+          "version": 1
+        },
+        {
+          "name": "os",
+          "required": true,
+          "type": "string",
+          "version": 1
+        }
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/package.json b/package.json
index ba3f35eff..a5647bf8c 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,8 @@
     "lint:fix": "standard --fix",
     "archdump": "node scripts/bootstrap.js --archdump",
     "prestage": "node scripts/bootstrap.js --archdump --external-corestore && node scripts/prune-dual-prebuilds.mjs",
-    "bootstrap": "node scripts/bootstrap.js"
+    "bootstrap": "node scripts/bootstrap.js",
+    "schema": "bare scripts/schema.js"
   },
   "author": "Holepunch",
   "pear": {
@@ -129,6 +130,7 @@
     "graceful-goodbye": "^1.3.0",
     "hyperbee": "^2.0.1",
     "hypercore": "^10.36.4",
+    "hyperschema": "^1.0.3",
     "newline-decoder": "^1.0.2",
     "pear-inspect": "^1.2.2",
     "port-get": "^1.0.4",
diff --git a/scripts/schema.js b/scripts/schema.js
new file mode 100644
index 000000000..b2e3193a8
--- /dev/null
+++ b/scripts/schema.js
@@ -0,0 +1,152 @@
+const Hyperschema = require('hyperschema')
+const SCHEMA_DIR = './output/hyperschema'
+
+const schema = Hyperschema.from(SCHEMA_DIR)
+const pear = schema.namespace('pear')
+
+pear.register({
+  name: 'dht-nodes',
+  fields: [
+    {
+      name: 'host',
+      type: 'string',
+      required: true
+    },
+    {
+      name: 'port',
+      type: 'int',
+      required: true
+    }
+  ]
+})
+
+pear.register({
+  name: 'encryption-keys',
+  fields: [
+    {
+      name: 'publicKey',
+      type: 'string',
+      required: true
+    },
+    {
+      name: 'privateKey',
+      type: 'string',
+      required: true
+    }
+  ]
+})
+
+pear.register({
+  name: 'permits',
+  fields: [
+    {
+      name: 'z32',
+      type: 'string',
+      required: true
+    }
+  ]
+})
+
+pear.register({
+  name: 'identity',
+  fields: [
+    {
+      name: 'publicKey',
+      type: 'string',
+      required: true
+    },
+    {
+      name: 'privateKey',
+      type: 'string',
+      required: false
+    }
+  ]
+})
+
+pear.register({
+  name: 'apps',
+  fields: [
+    {
+      name: 'key',
+      type: 'string',
+      required: true
+    }
+  ]
+})
+
+pear.register({
+  name: 'apps-owned',
+  fields: [
+    {
+      name: 'key',
+      type: 'string',
+      required: true
+    }
+  ]
+})
+
+pear.register({
+  name: 'app-storage',
+  fields: [
+    {
+      name: 'app',
+      type: 'string',
+      required: true
+    }
+  ]
+})
+
+pear.register({
+  name: 'channels',
+  fields: [
+    {
+      name: 'key',
+      type: 'string',
+      required: true
+    }
+  ]
+})
+
+pear.register({
+  name: 'error-logs',
+  fields: [
+    {
+      name: 'type',
+      type: 'string',
+      required: true
+    },
+    {
+      name: 'trace',
+      type: 'string',
+      required: true
+    }
+  ]
+})
+
+pear.register({
+  name: 'perf-stats',
+  fields: [
+    {
+      name: 'uptimeSeconds',
+      type: 'int',
+      required: true
+    },
+    {
+      name: 'ramUsage',
+      type: 'float64',
+      required: true
+    },
+    {
+      name: 'cpuUsage',
+      type: 'float64',
+      required: true
+    },
+    {
+      name: 'os',
+      type: 'string',
+      required: true
+    }
+  ]
+})
+
+Hyperschema.toDisk(schema)
diff --git a/subsystems/sidecar/index.js b/subsystems/sidecar/index.js
index ac7f0ac8f..c58474f4a 100644
--- a/subsystems/sidecar/index.js
+++ b/subsystems/sidecar/index.js
@@ -20,6 +20,7 @@ const { isMac } = require('which-runtime')
 const { command } = require('paparam')
 const deriveEncryptionKey = require('pw-to-ek')
 const reports = require('./lib/reports')
+const HyperDB = require('hyperdb')
 const Store = require('./lib/store')
 const Applings = require('./lib/applings')
 const Bundle = require('./lib/bundle')
@@ -36,6 +37,7 @@ const {
   SALT, KNOWN_NODES_LIMIT
 } = require('../../constants')
 const { ERR_INTERNAL_ERROR, ERR_PERMISSION_REQUIRED } = require('../../errors')
+const db = HyperDB.rocks(path.join(PLATFORM_DIR, 'metrics.db'), require('./output/hyperschema'))
 const identity = new Store('identity')
 const encryptionKeys = new Store('encryption-keys')
 const knownNodes = new Store('dht')
@@ -968,6 +970,7 @@ class Sidecar extends ReadyResource {
         const nodes = this.swarm.dht.toArray({ limit: KNOWN_NODES_LIMIT })
         if (nodes.length) {
           await knownNodes.set('nodes', nodes)
+          await db.insert('dht-nodes', nodes)
           LOG.info('sidecar', '- DHT known-nodes wrote to file ' + nodes.length + ' nodes')
           LOG.trace('sidecar', nodes.map(node => `  - ${node.host}:${node.port}`).join('\n'))
         }