https://community.checkpoint.com/t5/Firewall-and-Security-Management/Clutser-Cloudguard-AWS-R81/m-p/132501#M19636 <P>Hello,</P><P>on security gateway R81 which I use as vpn ipsec peer I'am having problems with running out of memory on the active node. Memory decreases with a straight line down regardless of resource usage during the day. At some point all VPNs go down and I think memory exhaustion is the cause.</P><P>[Expert@VpnGW-member-b:0]# vpn tu tlist</P><P>Failed to get tunnels from instance 0.</P><P>&nbsp;</P><P>..in&nbsp; /var/log/messages</P><P>Oct 21 08:51:00 2021 VpnGW-member-b kernel: [fw4_0];cpaq_cbuf_alloc_rcv_buf_info: buf_id=440666 unable to allocate buffer sz=2080<BR />Oct 21 08:51:01 2021 VpnGW-member-b kernel: [fw4_0];cpaq_cbuf_alloc_rcv_buf_info: buf_id=17164456 unable to allocate buffer sz=8192<BR />Oct 21 08:51:01 2021 VpnGW-member-b kernel: [fw4_0];cphwd_handle_send_cphwd_stats: NULL cphwd_stats_buf buffer<BR />Oct 21 08:51:02 2021 VpnGW-member-b kernel: [fw4_0];cpaq_cbuf_alloc_rcv_buf_info: buf_id=440669 unable to allocate buffer sz=2080<BR />Oct 21 08:51:03 2021 VpnGW-member-b kernel: [fw4_0];cpaq_cbuf_alloc_rcv_buf_info: buf_id=17164507 unable to allocate buffer sz=8192<BR />Oct 21 08:51:03 2021 VpnGW-member-b kernel: [fw4_0];cphwd_handle_send_cphwd_stats: NULL cphwd_stats_buf buffer<BR />Oct 21 08:51:04 2021 VpnGW-member-b kernel: [fw4_0];cpaq_cbuf_alloc_rcv_buf_info: buf_id=440670 unable to allocate buffer sz=2080<BR />Oct 21 08:51:05 2021 VpnGW-member-b kernel: [fw4_0];cpaq_cbuf_alloc_rcv_buf_info: buf_id=17164558 unable to allocate buffer sz=8192<BR />Oct 21 08:51:05 2021 VpnGW-member-b kernel: [fw4_0];cphwd_handle_send_cphwd_stats: NULL cphwd_stats_buf buffer<BR />Oct 21 08:51:06 2021 VpnGW-member-b kernel: [fw4_0];cpaq_cbuf_alloc_rcv_buf_info: buf_id=440671 unable to allocate buffer sz=2080<BR />Oct 21 08:51:07 2021 VpnGW-member-b kernel: [fw4_0];cpaq_cbuf_alloc_rcv_buf_info: buf_id=17164609 unable to allocate buffer sz=8192</P> Sun, 24 Oct 2021 15:18:25 GMT _Par_ 2021-10-24T15:18:25Z https://community.checkpoint.com/t5/Firewall-and-Security-Management/Clutser-Cloudguard-AWS-R81/m-p/132501#M19636 <P>Hello,</P><P>on security gateway R81 which I use as vpn ipsec peer I'am having problems with running out of memory on the active node. Memory decreases with a straight line down regardless of resource usage during the day. At some point all VPNs go down and I think memory exhaustion is the cause.</P><P>[Expert@VpnGW-member-b:0]# vpn tu tlist</P><P>Failed to get tunnels from instance 0.</P><P>&nbsp;</P><P>..in&nbsp; /var/log/messages</P><P>Oct 21 08:51:00 2021 VpnGW-member-b kernel: [fw4_0];cpaq_cbuf_alloc_rcv_buf_info: buf_id=440666 unable to allocate buffer sz=2080<BR />Oct 21 08:51:01 2021 VpnGW-member-b kernel: [fw4_0];cpaq_cbuf_alloc_rcv_buf_info: buf_id=17164456 unable to allocate buffer sz=8192<BR />Oct 21 08:51:01 2021 VpnGW-member-b kernel: [fw4_0];cphwd_handle_send_cphwd_stats: NULL cphwd_stats_buf buffer<BR />Oct 21 08:51:02 2021 VpnGW-member-b kernel: [fw4_0];cpaq_cbuf_alloc_rcv_buf_info: buf_id=440669 unable to allocate buffer sz=2080<BR />Oct 21 08:51:03 2021 VpnGW-member-b kernel: [fw4_0];cpaq_cbuf_alloc_rcv_buf_info: buf_id=17164507 unable to allocate buffer sz=8192<BR />Oct 21 08:51:03 2021 VpnGW-member-b kernel: [fw4_0];cphwd_handle_send_cphwd_stats: NULL cphwd_stats_buf buffer<BR />Oct 21 08:51:04 2021 VpnGW-member-b kernel: [fw4_0];cpaq_cbuf_alloc_rcv_buf_info: buf_id=440670 unable to allocate buffer sz=2080<BR />Oct 21 08:51:05 2021 VpnGW-member-b kernel: [fw4_0];cpaq_cbuf_alloc_rcv_buf_info: buf_id=17164558 unable to allocate buffer sz=8192<BR />Oct 21 08:51:05 2021 VpnGW-member-b kernel: [fw4_0];cphwd_handle_send_cphwd_stats: NULL cphwd_stats_buf buffer<BR />Oct 21 08:51:06 2021 VpnGW-member-b kernel: [fw4_0];cpaq_cbuf_alloc_rcv_buf_info: buf_id=440671 unable to allocate buffer sz=2080<BR />Oct 21 08:51:07 2021 VpnGW-member-b kernel: [fw4_0];cpaq_cbuf_alloc_rcv_buf_info: buf_id=17164609 unable to allocate buffer sz=8192</P> Sun, 24 Oct 2021 15:18:25 GMT https://community.checkpoint.com/t5/Firewall-and-Security-Management/Clutser-Cloudguard-AWS-R81/m-p/132501#M19636 _Par_ 2021-10-24T15:18:25Z https://community.checkpoint.com/t5/Firewall-and-Security-Management/Clutser-Cloudguard-AWS-R81/m-p/132502#M19637 Sun, 24 Oct 2021 15:23:40 GMT https://community.checkpoint.com/t5/Firewall-and-Security-Management/Clutser-Cloudguard-AWS-R81/m-p/132502#M19637 _Par_ 2021-10-24T15:23:40Z https://community.checkpoint.com/t5/Firewall-and-Security-Management/Clutser-Cloudguard-AWS-R81/m-p/132503#M19638 <P>Recommend opening a TAC case so this can be properly investigated.</P> Sun, 24 Oct 2021 15:44:44 GMT https://community.checkpoint.com/t5/Firewall-and-Security-Management/Clutser-Cloudguard-AWS-R81/m-p/132503#M19638 PhoneBoy 2021-10-24T15:44:44Z https://community.checkpoint.com/t5/Firewall-and-Security-Management/Clutser-Cloudguard-AWS-R81/m-p/196531#M36698 <P>Was this issue resolved by TAC?</P> <P>Any details about the solution you want to share?</P> Mon, 30 Oct 2023 10:38:36 GMT https://community.checkpoint.com/t5/Firewall-and-Security-Management/Clutser-Cloudguard-AWS-R81/m-p/196531#M36698 Hugo_vd_Kooij 2023-10-30T10:38:36Z