---> uname -a: Linux prd-ubuntu2204-builder-4c-4g-46146 5.15.0-138-generic #148-Ubuntu SMP Fri Mar 14 19:05:48 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5600.00 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 2.0M 1.6G 1% /run /dev/vda1 78G 11G 67G 14% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 shm 64M 0 64M 0% /run/k3s/containerd/io.containerd.grpc.v1.cri/sandboxes/e47b410b474a446eb08626fdcc47438aff97816a0782b24454c3e6e22444e997/shm shm 64M 0 64M 0% /run/k3s/containerd/io.containerd.grpc.v1.cri/sandboxes/8b263d756f5eefa0111d35d5d5ca1bb4fc2275302ea3c4d8c9bcc9a5129ab02b/shm shm 64M 0 64M 0% /run/k3s/containerd/io.containerd.grpc.v1.cri/sandboxes/2a8a427ae5a15cb0adf5999eab59b019597a61cd109b932e24dce9c4facdf0ce/shm shm 64M 0 64M 0% /run/k3s/containerd/io.containerd.grpc.v1.cri/sandboxes/0f35fd5b5f28f3c4d8a20faf2e5b1af829b629fe01373f32fe5f8b104994bdd6/shm shm 64M 0 64M 0% /run/k3s/containerd/io.containerd.grpc.v1.cri/sandboxes/08898276c1239b037aa66b10b1bfe4f6869f29245d8d986e4252dd5afabb9e61/shm ---> free -m: total used free shared buff/cache available Mem: 15989 1186 9290 4 5511 14458 Swap: 0 0 0 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:3c:87:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.92/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fe3c:87e6/64 scope link valid_lft forever preferred_lft forever 3: flannel.1: mtu 1408 qdisc noqueue state UNKNOWN group default link/ether 36:b5:f2:55:b8:13 brd ff:ff:ff:ff:ff:ff inet 10.42.0.0/32 scope global flannel.1 valid_lft forever preferred_lft forever inet6 fe80::34b5:f2ff:fe55:b813/64 scope link valid_lft forever preferred_lft forever 4: cni0: mtu 1408 qdisc noqueue state UP group default qlen 1000 link/ether c2:b8:4c:03:75:cb brd ff:ff:ff:ff:ff:ff inet 10.42.0.1/24 brd 10.42.0.255 scope global cni0 valid_lft forever preferred_lft forever inet6 fe80::c0b8:4cff:fe03:75cb/64 scope link valid_lft forever preferred_lft forever 5: vethd460f9ff@if2: mtu 1408 qdisc noqueue master cni0 state UP group default qlen 1000 link/ether ea:b8:46:14:ce:53 brd ff:ff:ff:ff:ff:ff link-netns cni-2d3d4a31-47d8-b17f-8a76-c562b38f72d9 inet6 fe80::e8b8:46ff:fe14:ce53/64 scope link valid_lft forever preferred_lft forever 6: vethee8432ce@if2: mtu 1408 qdisc noqueue master cni0 state UP group default qlen 1000 link/ether 2a:50:9b:b8:f2:ee brd ff:ff:ff:ff:ff:ff link-netns cni-f2fb4125-ef46-2cf7-31b8-0dc6b4651c22 inet6 fe80::2850:9bff:feb8:f2ee/64 scope link valid_lft forever preferred_lft forever 7: vethd3b6edb4@if2: mtu 1408 qdisc noqueue master cni0 state UP group default qlen 1000 link/ether a6:84:46:c9:91:d1 brd ff:ff:ff:ff:ff:ff link-netns cni-afebe83c-f2c8-db13-be5c-354586c27ffa inet6 fe80::a484:46ff:fec9:91d1/64 scope link valid_lft forever preferred_lft forever 10: vethb84d9583@if2: mtu 1408 qdisc noqueue master cni0 state UP group default qlen 1000 link/ether d6:86:11:e0:22:00 brd ff:ff:ff:ff:ff:ff link-netns cni-9db15151-7e25-4953-9219-225cc6455a99 inet6 fe80::d486:11ff:fee0:2200/64 scope link valid_lft forever preferred_lft forever 11: veth5bec1c74@if2: mtu 1408 qdisc noqueue master cni0 state UP group default qlen 1000 link/ether 8a:e1:13:76:13:e9 brd ff:ff:ff:ff:ff:ff link-netns cni-51a8c29e-7803-b2b6-bffe-a2faffb42512 inet6 fe80::88e1:13ff:fe76:13e9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-138-generic (prd-ubuntu2204-builder-4c-4g-46146) 09/16/25 _x86_64_ (4 CPU) 06:31:00 LINUX RESTART (4 CPU) ---> sar -P ALL: Linux 5.15.0-138-generic (prd-ubuntu2204-builder-4c-4g-46146) 09/16/25 _x86_64_ (4 CPU) 06:31:00 LINUX RESTART (4 CPU)