---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2769 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 130G 17% / 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 875 16111 4 15105 30748 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:de:4d:a9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.137/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84347sec preferred_lft 84347sec inet6 fe80::f816:3eff:fede:4da9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:c8:8b:e9:08:6a 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::84c8:8bff:fee9:86a/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-2769) 10/18/26 _x86_64_ (8 CPU) 09:51:52 LINUX RESTART (8 CPU) 10:00:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:15 191.34 0.44 181.47 9.44 17.34 41816.31 44542.90 10:20:06 46.58 0.48 42.34 3.76 15.76 7405.37 13503.58 Average: 120.21 0.46 113.11 6.65 16.56 24908.86 29292.07 10:00:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:15 2024628 21972536 10178944 30.97 588416 18465140 16373856 48.28 4997484 22188792 1144 10:20:06 297024 16267068 14787016 45.00 573480 15622164 25306612 74.63 4921532 23889228 39600 Average: 1160826 19119802 12482980 37.99 580948 17043652 20840234 61.46 4959508 23039010 20372 10:00:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:15 lo 2.24 2.24 0.63 0.63 0.00 0.00 0.00 0.00 10:10:15 ens3 155.45 82.00 2530.08 22.24 0.00 0.00 0.00 0.00 10:10:15 docker0 20.85 40.84 1.60 591.70 0.00 0.00 0.00 0.00 10:10:15 br-399d69bd0685 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 10:10:15 vethfb157ff 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 10:10:15 vethcda96e8 30.19 30.90 10.39 10.44 0.00 0.00 0.00 0.00 10:10:15 vethdf127c5 0.36 0.36 0.04 0.18 0.00 0.00 0.00 0.00 10:10:15 veth82ce711 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 10:10:15 veth243d5ea 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 10:10:15 veth77001b8 25.96 25.19 12.51 6.92 0.00 0.00 0.00 0.00 10:10:15 vethe065c4a 0.35 0.53 0.52 3.07 0.00 0.00 0.00 0.00 10:10:15 veth1076064 1.44 1.19 0.20 1.26 0.00 0.00 0.00 0.00 10:20:06 lo 70.79 70.79 324.60 324.60 0.00 0.00 0.00 0.00 10:20:06 ens3 9.07 7.93 25.91 1.94 0.00 0.00 0.00 0.00 10:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:06 br-399d69bd0685 62.08 75.72 74.71 278.91 0.00 0.00 0.00 0.00 10:20:06 vethfb157ff 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 10:20:06 vethcda96e8 125.85 132.29 88.86 70.11 0.00 0.00 0.00 0.01 10:20:06 vethdf127c5 18.82 19.71 70.68 56.40 0.00 0.00 0.00 0.01 10:20:06 veth82ce711 31.47 30.46 278.42 70.89 0.00 0.00 0.00 0.02 10:20:06 veth243d5ea 79.13 93.22 75.30 553.93 0.00 0.00 0.00 0.05 10:20:06 veth77001b8 93.74 86.31 108.39 56.10 0.00 0.00 0.00 0.01 10:20:06 veth1076064 49.03 49.13 29.58 37.43 0.00 0.00 0.00 0.00 Average: lo 35.92 35.92 159.81 159.81 0.00 0.00 0.00 0.00 Average: ens3 83.53 45.61 1299.68 12.27 0.00 0.00 0.00 0.00 Average: docker0 10.61 20.78 0.81 300.97 0.00 0.00 0.00 0.00 Average: br-399d69bd0685 30.65 37.33 36.71 137.05 0.00 0.00 0.00 0.00 Average: vethfb157ff 0.07 0.11 0.01 0.02 0.00 0.00 0.00 0.00 Average: vethcda96e8 77.19 80.72 48.94 39.76 0.00 0.00 0.00 0.00 Average: vethdf127c5 9.43 9.86 34.75 27.80 0.00 0.00 0.00 0.00 Average: veth82ce711 15.48 15.03 136.80 34.83 0.00 0.00 0.00 0.01 Average: veth243d5ea 38.89 45.86 37.00 272.17 0.00 0.00 0.00 0.02 Average: veth77001b8 59.26 55.22 59.62 31.09 0.00 0.00 0.00 0.00 Average: veth1076064 24.82 24.74 14.64 19.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2769) 10/18/26 _x86_64_ (8 CPU) 09:51:52 LINUX RESTART (8 CPU) 10:00:04 CPU %user %nice %system %iowait %steal %idle 10:10:15 all 17.69 0.03 3.40 1.03 0.01 77.84 10:10:15 0 17.27 0.04 3.71 0.82 0.01 78.14 10:10:15 1 18.12 0.03 3.63 1.50 0.01 76.71 10:10:15 2 20.21 0.03 3.68 1.18 0.01 74.89 10:10:15 3 17.14 0.02 3.39 1.36 0.01 78.09 10:10:15 4 16.49 0.03 3.19 0.89 0.01 79.38 10:10:15 5 18.68 0.01 3.22 0.84 0.01 77.23 10:10:15 6 16.97 0.02 3.14 0.61 0.01 79.26 10:10:15 7 16.67 0.02 3.24 1.01 0.01 79.05 10:20:06 all 23.10 0.01 4.77 0.20 0.01 71.91 10:20:06 0 22.30 0.00 5.83 0.15 0.02 71.70 10:20:06 1 23.77 0.01 5.10 0.13 0.01 70.99 10:20:06 2 23.46 0.01 4.72 0.27 0.01 71.52 10:20:06 3 23.02 0.00 4.65 0.22 0.02 72.10 10:20:06 4 23.61 0.00 4.38 0.26 0.01 71.75 10:20:06 5 23.17 0.02 4.56 0.14 0.02 72.10 10:20:06 6 23.02 0.01 4.47 0.18 0.01 72.31 10:20:06 7 22.48 0.01 4.46 0.22 0.01 72.81 Average: all 20.35 0.02 4.07 0.62 0.01 74.93 Average: 0 19.75 0.02 4.76 0.49 0.01 74.97 Average: 1 20.90 0.02 4.35 0.83 0.01 73.90 Average: 2 21.81 0.02 4.19 0.73 0.01 73.24 Average: 3 20.02 0.01 4.01 0.80 0.01 75.15 Average: 4 19.98 0.02 3.78 0.58 0.01 75.63 Average: 5 20.88 0.02 3.88 0.50 0.01 74.72 Average: 6 19.93 0.02 3.79 0.40 0.01 75.85 Average: 7 19.52 0.02 3.84 0.63 0.01 75.99