diff --git a/bitbake/lib/bb/asyncrpc/__init__.py b/bitbake/lib/bb/asyncrpc/__init__.py
index 639e1607f8e..a4371643d74 100644
--- a/bitbake/lib/bb/asyncrpc/__init__.py
+++ b/bitbake/lib/bb/asyncrpc/__init__.py
@@ -5,7 +5,7 @@
 #
 
 
-from .client import AsyncClient, Client, ClientPool
+from .client import AsyncClient, Client
 from .serv import AsyncServer, AsyncServerConnection
 from .connection import DEFAULT_MAX_CHUNK
 from .exceptions import (
diff --git a/bitbake/lib/bb/asyncrpc/client.py b/bitbake/lib/bb/asyncrpc/client.py
index b49de993131..746bbefdd87 100644
--- a/bitbake/lib/bb/asyncrpc/client.py
+++ b/bitbake/lib/bb/asyncrpc/client.py
@@ -29,6 +29,7 @@ WEBSOCKETS_MIN_VERSION = (9, 1)
 if sys.version_info >= (3, 10, 0):
     WEBSOCKETS_MIN_VERSION = (10, 0)
 
+
 def parse_address(addr):
     if addr.startswith(UNIX_PREFIX):
         return (ADDR_TYPE_UNIX, (addr[len(UNIX_PREFIX) :],))
@@ -260,78 +261,3 @@ class Client(object):
     def __exit__(self, exc_type, exc_value, traceback):
         self.close()
         return False
-
-
-class ClientPool(object):
-    def __init__(self, max_clients):
-        self.avail_clients = []
-        self.num_clients = 0
-        self.max_clients = max_clients
-        self.loop = None
-        self.client_condition = None
-
-    @abc.abstractmethod
-    async def _new_client(self):
-        raise NotImplementedError("Must be implemented in derived class")
-
-    def close(self):
-        if self.client_condition:
-            self.client_condition = None
-
-        if self.loop:
-            self.loop.run_until_complete(self.__close_clients())
-            self.loop.run_until_complete(self.loop.shutdown_asyncgens())
-            self.loop.close()
-            self.loop = None
-
-    def run_tasks(self, tasks):
-        if not self.loop:
-            self.loop = asyncio.new_event_loop()
-
-        thread = Thread(target=self.__thread_main, args=(tasks,))
-        thread.start()
-        thread.join()
-
-    @contextlib.asynccontextmanager
-    async def get_client(self):
-        async with self.client_condition:
-            if self.avail_clients:
-                client = self.avail_clients.pop()
-            elif self.num_clients < self.max_clients:
-                self.num_clients += 1
-                client = await self._new_client()
-            else:
-                while not self.avail_clients:
-                    await self.client_condition.wait()
-                client = self.avail_clients.pop()
-
-        try:
-            yield client
-        finally:
-            async with self.client_condition:
-                self.avail_clients.append(client)
-                self.client_condition.notify()
-
-    def __thread_main(self, tasks):
-        async def process_task(task):
-            async with self.get_client() as client:
-                await task(client)
-
-        asyncio.set_event_loop(self.loop)
-        if not self.client_condition:
-            self.client_condition = asyncio.Condition()
-        tasks = [process_task(t) for t in tasks]
-        self.loop.run_until_complete(asyncio.gather(*tasks))
-
-    async def __close_clients(self):
-        for c in self.avail_clients:
-            await c.close()
-        self.avail_clients = []
-        self.num_clients = 0
-
-    def __enter__(self):
-        return self
-
-    def __exit__(self, exc_type, exc_value, traceback):
-        self.close()
-        return False
diff --git a/bitbake/lib/hashserv/client.py b/bitbake/lib/hashserv/client.py
index 775faf935a8..d415617b206 100644
--- a/bitbake/lib/hashserv/client.py
+++ b/bitbake/lib/hashserv/client.py
@@ -352,83 +352,3 @@ class Client(bb.asyncrpc.Client):
 
     def _get_async_client(self):
         return AsyncClient(self.username, self.password)
-
-
-class ClientPool(bb.asyncrpc.ClientPool):
-    def __init__(
-        self,
-        address,
-        max_clients,
-        *,
-        username=None,
-        password=None,
-        become=None,
-    ):
-        super().__init__(max_clients)
-        self.address = address
-        self.username = username
-        self.password = password
-        self.become = become
-
-    async def _new_client(self):
-        client = await create_async_client(
-            self.address,
-            username=self.username,
-            password=self.password,
-        )
-        if self.become:
-            await client.become_user(self.become)
-        return client
-
-    def _run_key_tasks(self, queries, call):
-        results = {key: None for key in queries.keys()}
-
-        def make_task(key, args):
-            async def task(client):
-                nonlocal results
-                unihash = await call(client, args)
-                results[key] = unihash
-
-            return task
-
-        def gen_tasks():
-            for key, args in queries.items():
-                yield make_task(key, args)
-
-        self.run_tasks(gen_tasks())
-        return results
-
-    def get_unihashes(self, queries):
-        """
-        Query multiple unihashes in parallel.
-
-        The queries argument is a dictionary with arbitrary key. The values
-        must be a tuple of (method, taskhash).
-
-        Returns a dictionary with a corresponding key for each input key, and
-        the value is the queried unihash (which might be none if the query
-        failed)
-        """
-
-        async def call(client, args):
-            method, taskhash = args
-            return await client.get_unihash(method, taskhash)
-
-        return self._run_key_tasks(queries, call)
-
-    def unihashes_exist(self, queries):
-        """
-        Query multiple unihash existence checks in parallel.
-
-        The queries argument is a dictionary with arbitrary key. The values
-        must be a unihash.
-
-        Returns a dictionary with a corresponding key for each input key, and
-        the value is True or False if the unihash is known by the server (or
-        None if there was a failure)
-        """
-
-        async def call(client, unihash):
-            return await client.unihash_exists(unihash)
-
-        return self._run_key_tasks(queries, call)
diff --git a/bitbake/lib/hashserv/tests.py b/bitbake/lib/hashserv/tests.py
index 5349cd58677..43c3c36f045 100644
--- a/bitbake/lib/hashserv/tests.py
+++ b/bitbake/lib/hashserv/tests.py
@@ -8,7 +8,6 @@
 from . import create_server, create_client
 from .server import DEFAULT_ANON_PERMS, ALL_PERMISSIONS
 from bb.asyncrpc import InvokeError
-from .client import ClientPool
 import hashlib
 import logging
 import multiprocessing
@@ -555,45 +554,6 @@ class HashEquivalenceCommonTests(object):
         # shares a taskhash with Task 2
         self.assertClientGetHash(self.client, taskhash2, unihash2)
 
-
-    def test_client_pool_get_unihashes(self):
-        TEST_INPUT = (
-            # taskhash                                   outhash                                                            unihash
-            ('8aa96fcffb5831b3c2c0cb75f0431e3f8b20554a', 'afe240a439959ce86f5e322f8c208e1fedefea9e813f2140c81af866cc9edf7e','218e57509998197d570e2c98512d0105985dffc9'),
-            # Duplicated taskhash with multiple output hashes and unihashes.
-            ('8aa96fcffb5831b3c2c0cb75f0431e3f8b20554a', '0904a7fe3dc712d9fd8a74a616ddca2a825a8ee97adf0bd3fc86082c7639914d', 'ae9a7d252735f0dafcdb10e2e02561ca3a47314c'),
-            # Equivalent hash
-            ("044c2ec8aaf480685a00ff6ff49e6162e6ad34e1", '0904a7fe3dc712d9fd8a74a616ddca2a825a8ee97adf0bd3fc86082c7639914d', "def64766090d28f627e816454ed46894bb3aab36"),
-            ("e3da00593d6a7fb435c7e2114976c59c5fd6d561", "1cf8713e645f491eb9c959d20b5cae1c47133a292626dda9b10709857cbe688a", "3b5d3d83f07f259e9086fcb422c855286e18a57d"),
-            ('35788efcb8dfb0a02659d81cf2bfd695fb30faf9', '2765d4a5884be49b28601445c2760c5f21e7e5c0ee2b7e3fce98fd7e5970796f', 'f46d3fbb439bd9b921095da657a4de906510d2cd'),
-            ('35788efcb8dfb0a02659d81cf2bfd695fb30fafa', '2765d4a5884be49b28601445c2760c5f21e7e5c0ee2b7e3fce98fd7e5970796f', 'f46d3fbb439bd9b921095da657a4de906510d2ce'),
-            ('9d81d76242cc7cfaf7bf74b94b9cd2e29324ed74', '8470d56547eea6236d7c81a644ce74670ca0bbda998e13c629ef6bb3f0d60b69', '05d2a63c81e32f0a36542ca677e8ad852365c538'),
-        )
-        EXTRA_QUERIES = (
-            "6b6be7a84ab179b4240c4302518dc3f6",
-        )
-
-        with ClientPool(self.server_address, 10) as client_pool:
-            for taskhash, outhash, unihash in TEST_INPUT:
-                self.client.report_unihash(taskhash, self.METHOD, outhash, unihash)
-
-            query = {idx: (self.METHOD, data[0]) for idx, data in enumerate(TEST_INPUT)}
-            for idx, taskhash in enumerate(EXTRA_QUERIES):
-                query[idx + len(TEST_INPUT)] = (self.METHOD, taskhash)
-
-            result = client_pool.get_unihashes(query)
-
-            self.assertDictEqual(result, {
-                0: "218e57509998197d570e2c98512d0105985dffc9",
-                1: "218e57509998197d570e2c98512d0105985dffc9",
-                2: "218e57509998197d570e2c98512d0105985dffc9",
-                3: "3b5d3d83f07f259e9086fcb422c855286e18a57d",
-                4: "f46d3fbb439bd9b921095da657a4de906510d2cd",
-                5: "f46d3fbb439bd9b921095da657a4de906510d2cd",
-                6: "05d2a63c81e32f0a36542ca677e8ad852365c538",
-                7: None,
-            })
-
     def test_get_unihash_batch(self):
         TEST_INPUT = (
             # taskhash                                   outhash                                                            unihash
@@ -631,48 +591,6 @@ class HashEquivalenceCommonTests(object):
             None,
         ])
 
-    def test_client_pool_unihash_exists(self):
-        TEST_INPUT = (
-            # taskhash                                   outhash                                                            unihash
-            ('8aa96fcffb5831b3c2c0cb75f0431e3f8b20554a', 'afe240a439959ce86f5e322f8c208e1fedefea9e813f2140c81af866cc9edf7e','218e57509998197d570e2c98512d0105985dffc9'),
-            # Duplicated taskhash with multiple output hashes and unihashes.
-            ('8aa96fcffb5831b3c2c0cb75f0431e3f8b20554a', '0904a7fe3dc712d9fd8a74a616ddca2a825a8ee97adf0bd3fc86082c7639914d', 'ae9a7d252735f0dafcdb10e2e02561ca3a47314c'),
-            # Equivalent hash
-            ("044c2ec8aaf480685a00ff6ff49e6162e6ad34e1", '0904a7fe3dc712d9fd8a74a616ddca2a825a8ee97adf0bd3fc86082c7639914d', "def64766090d28f627e816454ed46894bb3aab36"),
-            ("e3da00593d6a7fb435c7e2114976c59c5fd6d561", "1cf8713e645f491eb9c959d20b5cae1c47133a292626dda9b10709857cbe688a", "3b5d3d83f07f259e9086fcb422c855286e18a57d"),
-            ('35788efcb8dfb0a02659d81cf2bfd695fb30faf9', '2765d4a5884be49b28601445c2760c5f21e7e5c0ee2b7e3fce98fd7e5970796f', 'f46d3fbb439bd9b921095da657a4de906510d2cd'),
-            ('35788efcb8dfb0a02659d81cf2bfd695fb30fafa', '2765d4a5884be49b28601445c2760c5f21e7e5c0ee2b7e3fce98fd7e5970796f', 'f46d3fbb439bd9b921095da657a4de906510d2ce'),
-            ('9d81d76242cc7cfaf7bf74b94b9cd2e29324ed74', '8470d56547eea6236d7c81a644ce74670ca0bbda998e13c629ef6bb3f0d60b69', '05d2a63c81e32f0a36542ca677e8ad852365c538'),
-        )
-        EXTRA_QUERIES = (
-            "6b6be7a84ab179b4240c4302518dc3f6",
-        )
-
-        result_unihashes = set()
-
-
-        with ClientPool(self.server_address, 10) as client_pool:
-            for taskhash, outhash, unihash in TEST_INPUT:
-                result = self.client.report_unihash(taskhash, self.METHOD, outhash, unihash)
-                result_unihashes.add(result["unihash"])
-
-            query = {}
-            expected = {}
-
-            for _, _, unihash in TEST_INPUT:
-                idx = len(query)
-                query[idx] = unihash
-                expected[idx] = unihash in result_unihashes
-
-
-            for unihash in EXTRA_QUERIES:
-                idx = len(query)
-                query[idx] = unihash
-                expected[idx] = False
-
-            result = client_pool.unihashes_exist(query)
-            self.assertDictEqual(result, expected)
-
     def test_unihash_exists_batch(self):
         TEST_INPUT = (
             # taskhash                                   outhash                                                            unihash
