diff --git a/fpmsyncd/fpm/fpm.h b/fpmsyncd/fpm/fpm.h
index 96f05f486573..8af9b30ae9ee 100644
--- a/fpmsyncd/fpm/fpm.h
+++ b/fpmsyncd/fpm/fpm.h
@@ -221,7 +221,7 @@ fpm_msg_next (fpm_msg_hdr_t *hdr, size_t *len)
     *len -= msg_len;
   }
 
-  return (fpm_msg_hdr_t *) (((char*) hdr) + msg_len);
+  return reinterpret_cast<fpm_msg_hdr_t *>(static_cast<void *>(((char*) hdr) + msg_len));
 }
 
 /*
diff --git a/fpmsyncd/fpmlink.cpp b/fpmsyncd/fpmlink.cpp
index 2147f85d7dfe..bed95b1dd46c 100644
--- a/fpmsyncd/fpmlink.cpp
+++ b/fpmsyncd/fpmlink.cpp
@@ -106,7 +106,7 @@ void FpmLink::readData()
     /* Check for complete messages */
     while (true)
     {
-        hdr = (fpm_msg_hdr_t *)(m_messageBuffer + start);
+        hdr = reinterpret_cast<fpm_msg_hdr_t *>(static_cast<void *>(m_messageBuffer + start));
         left = m_pos - start;
         if (left < FPM_MSG_HDR_LEN)
             break;
diff --git a/fpmsyncd/fpmsyncd.cpp b/fpmsyncd/fpmsyncd.cpp
index 6f5dd88d8c0f..8040a7ecb47e 100644
--- a/fpmsyncd/fpmsyncd.cpp
+++ b/fpmsyncd/fpmsyncd.cpp
@@ -1,4 +1,5 @@
 #include <iostream>
+#include <inttypes.h>
 #include "logger.h"
 #include "select.h"
 #include "selectabletimer.h"
@@ -84,7 +85,7 @@ int main(int argc, char **argv)
             if (warmStartEnabled)
             {
                 /* Obtain warm-restart timer defined for routing application */
-                uint32_t warmRestartIval = sync.m_warmStartHelper.getRestartTimer();
+                time_t warmRestartIval = sync.m_warmStartHelper.getRestartTimer();
                 if (!warmRestartIval)
                 {
                     warmStartTimer.setInterval(timespec{DEFAULT_ROUTING_RESTART_INTERVAL, 0});
@@ -149,7 +150,7 @@ int main(int argc, char **argv)
                         if (eoiuFlagsSet(bgpStateTable))
                         {
                             /* Obtain eoiu hold timer defined for bgp docker */
-                            uint32_t eoiuHoldIval = WarmStart::getWarmStartTimer("eoiu_hold", "bgp");
+                            uintmax_t eoiuHoldIval = WarmStart::getWarmStartTimer("eoiu_hold", "bgp");
                             if (!eoiuHoldIval)
                             {
                                 eoiuHoldTimer.setInterval(timespec{DEFAULT_EOIU_HOLD_INTERVAL, 0});
@@ -157,11 +158,11 @@ int main(int argc, char **argv)
                             }
                             else
                             {
-                                eoiuHoldTimer.setInterval(timespec{eoiuHoldIval, 0});
+                                eoiuHoldTimer.setInterval(timespec{(time_t)eoiuHoldIval, 0});
                             }
                             eoiuHoldTimer.start();
                             s.addSelectable(&eoiuHoldTimer);
-                            SWSS_LOG_NOTICE("Warm-Restart started EOIU hold timer which is to expire in %d seconds.", eoiuHoldIval);
+                            SWSS_LOG_NOTICE("Warm-Restart started EOIU hold timer which is to expire in %" PRIuMAX " seconds.", eoiuHoldIval);
                             s.removeSelectable(&eoiuCheckTimer);
                             continue;
                         }
diff --git a/orchagent/countercheckorch.cpp b/orchagent/countercheckorch.cpp
index 671eef1d6147..68edb69e2042 100644
--- a/orchagent/countercheckorch.cpp
+++ b/orchagent/countercheckorch.cpp
@@ -79,13 +79,13 @@ void CounterCheckOrch::mcCounterCheck()
             bool isLossy = ((1 << prio) & pfcMask) == 0;
             if (newMcCounters[prio] == numeric_limits<uint64_t>::max())
             {
-                SWSS_LOG_WARN("Could not retreive MC counters on queue %" PRIu64 " port %s",
+                SWSS_LOG_WARN("Could not retreive MC counters on queue %zu port %s",
                         prio,
                         port.m_alias.c_str());
             }
             else if (!isLossy && mcCounters[prio] < newMcCounters[prio])
             {
-                SWSS_LOG_WARN("Got Multicast %" PRIu64 " frame(s) on lossless queue %" PRIu64 " port %s",
+                SWSS_LOG_WARN("Got Multicast %" PRIu64 " frame(s) on lossless queue %zu port %s",
                         newMcCounters[prio] - mcCounters[prio],
                         prio,
                         port.m_alias.c_str());
@@ -125,13 +125,13 @@ void CounterCheckOrch::pfcFrameCounterCheck()
             bool isLossy = ((1 << prio) & pfcMask) == 0;
             if (newCounters[prio] == numeric_limits<uint64_t>::max())
             {
-                SWSS_LOG_WARN("Could not retreive PFC frame count on queue %" PRIu64 " port %s",
+                SWSS_LOG_WARN("Could not retreive PFC frame count on queue %zu port %s",
                         prio,
                         port.m_alias.c_str());
             }
             else if (isLossy && counters[prio] < newCounters[prio])
             {
-                SWSS_LOG_WARN("Got PFC %" PRIu64 " frame(s) on lossy queue %" PRIu64 " port %s",
+                SWSS_LOG_WARN("Got PFC %" PRIu64 " frame(s) on lossy queue %zu port %s",
                         newCounters[prio] - counters[prio],
                         prio,
                         port.m_alias.c_str());
diff --git a/orchagent/crmorch.cpp b/orchagent/crmorch.cpp
index e5fc39f79634..9e26cd58aa15 100644
--- a/orchagent/crmorch.cpp
+++ b/orchagent/crmorch.cpp
@@ -240,7 +240,7 @@ void CrmOrch::handleSetCommand(const string& key, const vector<FieldValueTuple>&
             if (field == CRM_POLLING_INTERVAL)
             {
                 m_pollingInterval = chrono::seconds(to_uint<uint32_t>(value));
-                auto interv = timespec { .tv_sec = m_pollingInterval.count(), .tv_nsec = 0 };
+                auto interv = timespec { .tv_sec = (time_t)m_pollingInterval.count(), .tv_nsec = 0 };
                 m_timer->setInterval(interv);
                 m_timer->reset();
             }
diff --git a/orchagent/pfcactionhandler.cpp b/orchagent/pfcactionhandler.cpp
index c726d18b58ad..df0977cb66f6 100644
--- a/orchagent/pfcactionhandler.cpp
+++ b/orchagent/pfcactionhandler.cpp
@@ -404,7 +404,7 @@ bool PfcWdLossyHandler::getHwCounters(PfcWdHwStats& counters)
         return false;
     }
 
-    sai_object_id_t pg = portInstance.m_priority_group_ids[getQueueId()];
+    sai_object_id_t pg = portInstance.m_priority_group_ids[static_cast <size_t> (getQueueId())];
     vector<uint64_t> pgStats;
     pgStats.resize(pgStatIds.size());
 
@@ -469,7 +469,7 @@ PfcWdZeroBufferHandler::PfcWdZeroBufferHandler(sai_object_id_t port,
         return;
     }
 
-    sai_object_id_t pg = portInstance.m_priority_group_ids[queueId];
+    sai_object_id_t pg = portInstance.m_priority_group_ids[static_cast <size_t> (queueId)];
 
     attr.id = SAI_INGRESS_PRIORITY_GROUP_ATTR_BUFFER_PROFILE;
 
@@ -521,7 +521,7 @@ PfcWdZeroBufferHandler::~PfcWdZeroBufferHandler(void)
         return;
     }
 
-    sai_object_id_t pg = portInstance.m_priority_group_ids[getQueueId()];
+    sai_object_id_t pg = portInstance.m_priority_group_ids[size_t(getQueueId())];
 
     attr.id = SAI_INGRESS_PRIORITY_GROUP_ATTR_BUFFER_PROFILE;
     attr.value.oid = m_originalPgBufferProfile;
diff --git a/orchagent/portsorch.cpp b/orchagent/portsorch.cpp
index a0387426bc80..45c174158e58 100644
--- a/orchagent/portsorch.cpp
+++ b/orchagent/portsorch.cpp
@@ -1430,7 +1430,8 @@ bool PortsOrch::bake()
     vector<FieldValueTuple> tuples;
     string value;
     bool foundPortConfigDone = m_portTable->hget("PortConfigDone", "count", value);
-    unsigned long portCount;
+    uintmax_t portCount;
+    char* endPtr = NULL;
     SWSS_LOG_NOTICE("foundPortConfigDone = %d", foundPortConfigDone);
 
     bool foundPortInitDone = m_portTable->get("PortInitDone", tuples);
@@ -1447,12 +1448,12 @@ bool PortsOrch::bake()
         return false;
     }
 
-    portCount = stoul(value);
-    SWSS_LOG_NOTICE("portCount = %" PRIu64 ", m_portCount = %u", portCount, m_portCount);
+    portCount = strtoumax(value.c_str(), &endPtr, 0);
+    SWSS_LOG_NOTICE("portCount = %" PRIuMAX ", m_portCount = %u", portCount, m_portCount);
     if (portCount != keys.size() - 2)
     {
         // Invalid port table
-        SWSS_LOG_ERROR("Invalid port table: portCount, expecting %" PRIu64 ", got %" PRIu64,
+        SWSS_LOG_ERROR("Invalid port table: portCount, expecting %" PRIuMAX ", got %zu",
                 portCount, keys.size() - 2);
 
         cleanPortTable(keys);
diff --git a/orchagent/qosorch.cpp b/orchagent/qosorch.cpp
index 0486ad3af688..12783468fb60 100644
--- a/orchagent/qosorch.cpp
+++ b/orchagent/qosorch.cpp
@@ -1053,7 +1053,7 @@ bool QosOrch::applySchedulerToQueueSchedulerGroup(Port &port, size_t queue_ind,
     const sai_object_id_t group_id = getSchedulerGroup(port, queue_id);
     if(group_id == SAI_NULL_OBJECT_ID)
     {
-        SWSS_LOG_ERROR("Failed to find a scheduler group for port: %s queue: %" PRIu64, port.m_alias.c_str(), queue_ind);
+        SWSS_LOG_ERROR("Failed to find a scheduler group for port: %s queue: %zu", port.m_alias.c_str(), queue_ind);
         return false;
     }
 
diff --git a/orchagent/watermarkorch.cpp b/orchagent/watermarkorch.cpp
index 11737badf68c..0b8c20e91197 100644
--- a/orchagent/watermarkorch.cpp
+++ b/orchagent/watermarkorch.cpp
@@ -98,7 +98,7 @@ void WatermarkOrch::handleWmConfigUpdate(const std::string &key, const std::vect
         {
             if (i.first == "interval")
             {
-                auto intervT = timespec { .tv_sec = to_uint<uint32_t>(i.second.c_str()) , .tv_nsec = 0 };
+                auto intervT = timespec { .tv_sec = static_cast<time_t>(to_uint<uint32_t>(i.second.c_str())), .tv_nsec = 0 };
                 m_telemetryTimer->setInterval(intervT);
                 // reset the timer interval when current timer expires
                 m_timerChanged = true;
@@ -295,7 +295,7 @@ void WatermarkOrch::clearSingleWm(Table *table, string wm_name, vector<sai_objec
 {
     /* Zero-out some WM in some table for some vector of object ids*/
     SWSS_LOG_ENTER();
-    SWSS_LOG_DEBUG("clear WM %s, for %" PRId64 " obj ids", wm_name.c_str(), obj_ids.size());
+    SWSS_LOG_DEBUG("clear WM %s, for %zu obj ids", wm_name.c_str(), obj_ids.size());
 
     vector<FieldValueTuple> vfvt = {{wm_name, "0"}};
 
diff --git a/warmrestart/warmRestartAssist.h b/warmrestart/warmRestartAssist.h
index 2d5e387ee130..227815c264e1 100644
--- a/warmrestart/warmRestartAssist.h
+++ b/warmrestart/warmRestartAssist.h
@@ -108,7 +108,7 @@ class AppRestartAssist
     std::string m_appTableName;       // application table name
 
     bool m_warmStartInProgress;       // indicate if warm start is in progress
-    uint32_t m_reconcileTimer;        // reconcile timer value
+    time_t m_reconcileTimer;          // reconcile timer value
     SelectableTimer m_warmStartTimer; // reconcile timer
 
     // Set or get cache entry state