diff --git a/systemd/ceph-mds@.service b/systemd/ceph-mds@.service
index e12258058c7..f13cef4428e 100644
--- a/systemd/ceph-mds@.service
+++ b/systemd/ceph-mds@.service
@@ -15,6 +15,7 @@ PrivateDevices=yes
 ProtectHome=true
 ProtectSystem=full
 PrivateTmp=true
+TasksMax=infinity
 
 [Install]
 WantedBy=ceph-mds.target
diff --git a/systemd/ceph-mon@.service b/systemd/ceph-mon@.service
index a8d427b5ab5..b9501d630dc 100644
--- a/systemd/ceph-mon@.service
+++ b/systemd/ceph-mon@.service
@@ -21,6 +21,7 @@ PrivateDevices=yes
 ProtectHome=true
 ProtectSystem=full
 PrivateTmp=true
+TasksMax=infinity
 
 [Install]
 WantedBy=ceph-mon.target
diff --git a/systemd/ceph-osd@.service b/systemd/ceph-osd@.service
index 0d73afbbbf2..1778db704e8 100644
--- a/systemd/ceph-osd@.service
+++ b/systemd/ceph-osd@.service
@@ -15,6 +15,7 @@ ExecReload=/bin/kill -HUP $MAINPID
 ProtectHome=true
 ProtectSystem=full
 PrivateTmp=true
+TasksMax=infinity
 
 [Install]
 WantedBy=ceph-osd.target
diff --git a/systemd/ceph-radosgw@.service b/systemd/ceph-radosgw@.service
index 66d9eb85a2d..cfa57884770 100644
--- a/systemd/ceph-radosgw@.service
+++ b/systemd/ceph-radosgw@.service
@@ -14,6 +14,7 @@ PrivateDevices=yes
 ProtectHome=true
 ProtectSystem=full
 PrivateTmp=true
+TasksMax=infinity
 
 [Install]
 WantedBy=ceph-radosgw.target
diff --git a/systemd/ceph-rbd-mirror@.service b/systemd/ceph-rbd-mirror@.service
index 4c2e2f060be..d38aec524e8 100644
--- a/systemd/ceph-rbd-mirror@.service
+++ b/systemd/ceph-rbd-mirror@.service
@@ -17,6 +17,7 @@ PrivateTmp=true
 Restart=on-failure
 StartLimitInterval=30min
 StartLimitBurst=3
+TasksMax=infinity
 
 [Install]
 WantedBy=ceph-rbd-mirror.target