---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2810 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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 25G 131G 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 850 12487 4 18754 30773 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:32:9d:5c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.209/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83906sec preferred_lft 83906sec inet6 fe80::f816:3eff:fe32:9d5c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:c8:4f:0f:1b:b8 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::a0c8:4fff:fe0f:1bb8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2810) 10/18/26 _x86_64_ (8 CPU) 12:00:44 LINUX RESTART (8 CPU) 12:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:07 35.47 4.00 30.64 0.83 221.01 5199.50 836.94 12:30:12 137.43 1.44 130.44 5.55 100.11 27938.46 73283.86 12:40:06 184.87 0.25 177.59 7.03 3.53 35389.47 48085.07 Average: 118.80 1.91 112.44 4.45 108.93 22753.57 40656.01 12:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:07 26223220 29392152 2922060 8.89 126020 3320092 2930208 8.64 493060 5757952 776 12:30:12 20578704 29769860 2509504 7.64 252360 8918132 2608248 7.69 2800652 8719364 183208 12:40:06 11543004 29621968 2578780 7.85 598692 16622300 2529604 7.46 4941752 14678552 571324 Average: 19448309 29594660 2670115 8.13 325691 9620175 2689353 7.93 2745155 9718623 251769 12:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:07 lo 4.45 4.45 1.26 1.26 0.00 0.00 0.00 0.00 12:20:07 ens3 109.88 85.79 1329.28 16.49 0.00 0.00 0.00 0.00 12:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:12 lo 12.68 12.68 27.98 27.98 0.00 0.00 0.00 0.00 12:30:12 ens3 95.01 62.19 1228.46 13.46 0.00 0.00 0.00 0.00 12:30:12 docker0 14.63 19.16 18.45 268.97 0.00 0.00 0.00 0.00 12:30:12 veth440db27 2.56 3.97 0.32 67.02 0.00 0.00 0.00 0.01 12:40:06 lo 1.78 1.78 0.32 0.32 0.00 0.00 0.00 0.00 12:40:06 ens3 133.32 92.24 2164.10 14.18 0.00 0.00 0.00 0.00 12:40:06 docker0 16.67 20.72 2.50 185.26 0.00 0.00 0.00 0.00 Average: lo 6.33 6.33 9.90 9.90 0.00 0.00 0.00 0.00 Average: ens3 112.62 80.01 1570.30 14.71 0.00 0.00 0.00 0.00 Average: docker0 10.39 13.24 7.00 151.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2810) 10/18/26 _x86_64_ (8 CPU) 12:00:44 LINUX RESTART (8 CPU) 12:10:01 CPU %user %nice %system %iowait %steal %idle 12:20:07 all 23.14 0.00 0.82 0.17 0.01 75.86 12:20:07 0 16.76 0.00 0.65 0.03 0.01 82.55 12:20:07 1 28.01 0.00 0.96 0.18 0.01 70.84 12:20:07 2 23.96 0.00 0.75 0.07 0.01 75.21 12:20:07 3 21.68 0.00 0.99 0.75 0.01 76.58 12:20:07 4 26.32 0.00 0.85 0.07 0.01 72.74 12:20:07 5 25.07 0.00 0.82 0.22 0.01 73.89 12:20:07 6 19.82 0.00 0.73 0.03 0.01 79.41 12:20:07 7 23.50 0.00 0.77 0.03 0.01 75.68 12:30:12 all 27.11 0.00 2.45 0.73 0.01 69.70 12:30:12 0 24.97 0.00 2.24 0.37 0.01 72.41 12:30:12 1 30.59 0.00 2.62 0.51 0.01 66.26 12:30:12 2 26.91 0.00 2.25 0.40 0.01 70.43 12:30:12 3 31.11 0.00 2.52 0.49 0.01 65.87 12:30:12 4 25.43 0.00 2.53 1.43 0.01 70.59 12:30:12 5 30.30 0.00 2.49 1.31 0.01 65.89 12:30:12 6 19.54 0.00 2.37 0.57 0.00 77.51 12:30:12 7 28.05 0.00 2.55 0.80 0.01 68.59 12:40:06 all 16.96 0.00 3.16 0.33 0.01 79.54 12:40:06 0 24.03 0.00 3.02 0.44 0.01 72.50 12:40:06 1 17.66 0.00 3.15 0.21 0.01 78.98 12:40:06 2 21.18 0.00 3.90 0.23 0.02 74.68 12:40:06 3 16.25 0.00 3.47 0.29 0.02 79.99 12:40:06 4 12.21 0.00 2.83 0.23 0.01 84.72 12:40:06 5 12.78 0.00 2.50 0.20 0.01 84.51 12:40:06 6 19.40 0.00 3.82 0.64 0.01 76.13 12:40:06 7 12.21 0.00 2.57 0.39 0.01 84.82 Average: all 22.44 0.00 2.13 0.41 0.01 75.01 Average: 0 21.90 0.00 1.96 0.28 0.01 75.85 Average: 1 25.47 0.00 2.23 0.30 0.01 71.98 Average: 2 24.04 0.00 2.29 0.23 0.01 73.43 Average: 3 23.05 0.00 2.31 0.51 0.01 74.11 Average: 4 21.39 0.00 2.07 0.58 0.01 75.96 Average: 5 22.78 0.00 1.93 0.58 0.01 74.70 Average: 6 19.59 0.00 2.30 0.41 0.01 77.69 Average: 7 21.31 0.00 1.96 0.41 0.01 76.31