topic memory is gradually clogged by the pim processMemory in ExtremeSwitching (EXOS/Switch Engine) https://community.extremenetworks.com/t5/extremeswitching-exos-switch/memory-is-gradually-clogged-by-the-pim-processmemory/m-p/87101#M20806 <P>At Node 4 BDX8, the main traffic is CCTV multicast. Routing between BDXs is done using OSPF and PIM-SM. As a result, the memory gradually fills up, causing the management module (MM) to reboot. Why this can happen?</P><P>BDX1:</P><P>System Memory Information<BR />-------------------------<BR />&nbsp;MM-A &nbsp; &nbsp;Total DRAM (KB): 2097152<BR />&nbsp;MM-A &nbsp; &nbsp;System &nbsp; &nbsp; (KB): 96908<BR />&nbsp;MM-A &nbsp; &nbsp;User &nbsp; &nbsp; &nbsp; (KB): 1808624<BR />&nbsp;MM-A &nbsp; &nbsp;Free &nbsp; &nbsp; &nbsp; (KB): 191620<BR />&nbsp;MM-B &nbsp; &nbsp;Total DRAM (KB): 2097152<BR />&nbsp;MM-B &nbsp; &nbsp;System &nbsp; &nbsp; (KB): 96908<BR />&nbsp;MM-B &nbsp; &nbsp;User &nbsp; &nbsp; &nbsp; (KB): 361392<BR />&nbsp;MM-B &nbsp; &nbsp;Free &nbsp; &nbsp; &nbsp; (KB): 1638852</P><P>Memory Utilization Statistics<BR />-----------------------------</P><P>&nbsp;Card Slot Process Name &nbsp; &nbsp; Memory (KB)<BR />---------------------------------------<BR />&nbsp;MM-A &nbsp; A &nbsp; pim &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;1416658<BR />&nbsp;MM-B &nbsp; B &nbsp; pim &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;2656</P><P>&nbsp;</P><P>BDX2:</P><P>System Memory Information<BR />-------------------------<BR />&nbsp;MM-A &nbsp; &nbsp;Total DRAM (KB): 2097152<BR />&nbsp;MM-A &nbsp; &nbsp;System &nbsp; &nbsp; (KB): 1137268<BR />&nbsp;MM-A &nbsp; &nbsp;User &nbsp; &nbsp; &nbsp; (KB): 320316<BR />&nbsp;MM-A &nbsp; &nbsp;Free &nbsp; &nbsp; &nbsp; (KB): 639568<BR />&nbsp;MM-B &nbsp; &nbsp;Total DRAM (KB): 2097152<BR />&nbsp;MM-B &nbsp; &nbsp;System &nbsp; &nbsp; (KB): 96908<BR />&nbsp;MM-B &nbsp; &nbsp;User &nbsp; &nbsp; &nbsp; (KB): 1379244<BR />&nbsp;MM-B &nbsp; &nbsp;Free &nbsp; &nbsp; &nbsp; (KB): 621000</P><P>Memory Utilization Statistics<BR />-----------------------------</P><P>&nbsp;Card Slot Process Name &nbsp; &nbsp; Memory (KB)<BR />---------------------------------------<BR />&nbsp;MM-A &nbsp; A &nbsp; pim &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;2640<BR />&nbsp;MM-B &nbsp; B &nbsp; pim &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;1001614<BR />&nbsp;</P><P>show switch</P><P>Slot: &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; MM-A * &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; MM-B<BR />&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; ------------------------ &nbsp; &nbsp; ------------------------<BR />Current State: &nbsp; &nbsp;MASTER &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; BACKUP (In Sync)</P><P>Image Selected: &nbsp; secondary &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;secondary<BR />Image Booted: &nbsp; &nbsp; secondary &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;secondary<BR />Primary ver: &nbsp; &nbsp; &nbsp;16.2.4.5 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 16.2.4.5<BR />Secondary ver: &nbsp; &nbsp;16.2.4.5 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 16.2.4.5<BR />&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; patch1-6 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; patch1-6</P> Fri, 17 Sep 2021 17:36:56 GMT Shugri 2021-09-17T17:36:56Z memory is gradually clogged by the pim processMemory https://community.extremenetworks.com/t5/extremeswitching-exos-switch/memory-is-gradually-clogged-by-the-pim-processmemory/m-p/87101#M20806 <P>At Node 4 BDX8, the main traffic is CCTV multicast. Routing between BDXs is done using OSPF and PIM-SM. As a result, the memory gradually fills up, causing the management module (MM) to reboot. Why this can happen?</P><P>BDX1:</P><P>System Memory Information<BR />-------------------------<BR />&nbsp;MM-A &nbsp; &nbsp;Total DRAM (KB): 2097152<BR />&nbsp;MM-A &nbsp; &nbsp;System &nbsp; &nbsp; (KB): 96908<BR />&nbsp;MM-A &nbsp; &nbsp;User &nbsp; &nbsp; &nbsp; (KB): 1808624<BR />&nbsp;MM-A &nbsp; &nbsp;Free &nbsp; &nbsp; &nbsp; (KB): 191620<BR />&nbsp;MM-B &nbsp; &nbsp;Total DRAM (KB): 2097152<BR />&nbsp;MM-B &nbsp; &nbsp;System &nbsp; &nbsp; (KB): 96908<BR />&nbsp;MM-B &nbsp; &nbsp;User &nbsp; &nbsp; &nbsp; (KB): 361392<BR />&nbsp;MM-B &nbsp; &nbsp;Free &nbsp; &nbsp; &nbsp; (KB): 1638852</P><P>Memory Utilization Statistics<BR />-----------------------------</P><P>&nbsp;Card Slot Process Name &nbsp; &nbsp; Memory (KB)<BR />---------------------------------------<BR />&nbsp;MM-A &nbsp; A &nbsp; pim &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;1416658<BR />&nbsp;MM-B &nbsp; B &nbsp; pim &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;2656</P><P>&nbsp;</P><P>BDX2:</P><P>System Memory Information<BR />-------------------------<BR />&nbsp;MM-A &nbsp; &nbsp;Total DRAM (KB): 2097152<BR />&nbsp;MM-A &nbsp; &nbsp;System &nbsp; &nbsp; (KB): 1137268<BR />&nbsp;MM-A &nbsp; &nbsp;User &nbsp; &nbsp; &nbsp; (KB): 320316<BR />&nbsp;MM-A &nbsp; &nbsp;Free &nbsp; &nbsp; &nbsp; (KB): 639568<BR />&nbsp;MM-B &nbsp; &nbsp;Total DRAM (KB): 2097152<BR />&nbsp;MM-B &nbsp; &nbsp;System &nbsp; &nbsp; (KB): 96908<BR />&nbsp;MM-B &nbsp; &nbsp;User &nbsp; &nbsp; &nbsp; (KB): 1379244<BR />&nbsp;MM-B &nbsp; &nbsp;Free &nbsp; &nbsp; &nbsp; (KB): 621000</P><P>Memory Utilization Statistics<BR />-----------------------------</P><P>&nbsp;Card Slot Process Name &nbsp; &nbsp; Memory (KB)<BR />---------------------------------------<BR />&nbsp;MM-A &nbsp; A &nbsp; pim &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;2640<BR />&nbsp;MM-B &nbsp; B &nbsp; pim &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;1001614<BR />&nbsp;</P><P>show switch</P><P>Slot: &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; MM-A * &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; MM-B<BR />&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; ------------------------ &nbsp; &nbsp; ------------------------<BR />Current State: &nbsp; &nbsp;MASTER &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; BACKUP (In Sync)</P><P>Image Selected: &nbsp; secondary &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;secondary<BR />Image Booted: &nbsp; &nbsp; secondary &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;secondary<BR />Primary ver: &nbsp; &nbsp; &nbsp;16.2.4.5 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 16.2.4.5<BR />Secondary ver: &nbsp; &nbsp;16.2.4.5 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 16.2.4.5<BR />&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; patch1-6 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; patch1-6</P> Fri, 17 Sep 2021 17:36:56 GMT https://community.extremenetworks.com/t5/extremeswitching-exos-switch/memory-is-gradually-clogged-by-the-pim-processmemory/m-p/87101#M20806 Shugri 2021-09-17T17:36:56Z