---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6664 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 UTC 2026 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): 8 On-line CPU(s) list: 0-7 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): 8 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: 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 Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 24G 132G 16% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 834 13133 4 18124 30788 Swap: 1023 0 1023 ---> 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:02:47:4c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.38/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85379sec preferred_lft 85379sec inet6 fe80::f816:3eff:fe02:474c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:61:3f:b0:f9:29 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::1061:3fff:feb0:f929/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-6664) 10/30/26 _x86_64_ (8 CPU) 20:45:02 LINUX RESTART (8 CPU) 20:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:00:03 256.02 0.63 244.40 10.99 29.24 45688.66 37570.08 Average: 256.02 0.63 244.40 10.99 29.24 45688.66 37570.08 20:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:00:03 436636 19046152 13111388 39.90 574556 17208860 19409384 57.24 4461088 24334940 4736 Average: 436636 19046152 13111388 39.90 574556 17208860 19409384 57.24 4461088 24334940 4736 20:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:00:03 lo 7.32 7.32 35.35 35.35 0.00 0.00 0.00 0.00 21:00:03 ens3 320.07 183.73 2641.91 75.26 0.00 0.00 0.00 0.00 21:00:03 docker0 28.46 54.83 1.63 767.86 0.00 0.00 0.00 0.00 21:00:03 br-c180d30fce2e 4.41 3.93 34.55 0.90 0.00 0.00 0.00 0.00 21:00:03 veth05a9b6b 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 21:00:03 veth1def649 0.25 0.31 0.03 0.09 0.00 0.00 0.00 0.00 21:00:03 veth3587a43 0.21 0.23 0.03 0.14 0.00 0.00 0.00 0.00 21:00:03 veth5a2ab57 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 21:00:03 veth57d5985 206.68 203.01 161.22 139.53 0.00 0.00 0.00 0.01 21:00:03 vethb8fe829 101.10 95.34 110.67 70.76 0.00 0.00 0.00 0.01 21:00:03 vetha242209 103.21 111.22 77.53 91.51 0.00 0.00 0.00 0.01 Average: lo 7.32 7.32 35.35 35.35 0.00 0.00 0.00 0.00 Average: ens3 320.07 183.73 2641.91 75.26 0.00 0.00 0.00 0.00 Average: docker0 28.46 54.83 1.63 767.86 0.00 0.00 0.00 0.00 Average: br-c180d30fce2e 4.41 3.93 34.55 0.90 0.00 0.00 0.00 0.00 Average: veth05a9b6b 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth1def649 0.25 0.31 0.03 0.09 0.00 0.00 0.00 0.00 Average: veth3587a43 0.21 0.23 0.03 0.14 0.00 0.00 0.00 0.00 Average: veth5a2ab57 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth57d5985 206.68 203.01 161.22 139.53 0.00 0.00 0.00 0.01 Average: vethb8fe829 101.10 95.34 110.67 70.76 0.00 0.00 0.00 0.01 Average: vetha242209 103.21 111.22 77.53 91.51 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-6664) 10/30/26 _x86_64_ (8 CPU) 20:45:02 LINUX RESTART (8 CPU) 20:50:02 CPU %user %nice %system %iowait %steal %idle 21:00:03 all 27.14 0.03 4.93 0.98 0.02 66.91 21:00:03 0 29.53 0.04 5.18 0.99 0.03 64.23 21:00:03 1 26.47 0.04 4.67 0.68 0.02 68.12 21:00:03 2 26.45 0.02 5.07 0.74 0.02 67.70 21:00:03 3 25.88 0.03 5.16 1.11 0.03 67.80 21:00:03 4 27.91 0.01 5.00 1.18 0.02 65.88 21:00:03 5 26.45 0.01 4.64 1.08 0.03 67.79 21:00:03 6 26.13 0.03 5.18 1.28 0.03 67.36 21:00:03 7 28.26 0.03 4.52 0.78 0.03 66.38 Average: all 27.14 0.03 4.93 0.98 0.02 66.91 Average: 0 29.53 0.04 5.18 0.99 0.03 64.23 Average: 1 26.47 0.04 4.67 0.68 0.02 68.12 Average: 2 26.45 0.02 5.07 0.74 0.02 67.70 Average: 3 25.88 0.03 5.16 1.11 0.03 67.80 Average: 4 27.91 0.01 5.00 1.18 0.02 65.88 Average: 5 26.45 0.01 4.64 1.08 0.03 67.79 Average: 6 26.13 0.03 5.18 1.28 0.03 67.36 Average: 7 28.26 0.03 4.52 0.78 0.03 66.38