---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1681 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: 5599.99 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 26G 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 841 11402 4 19848 30781 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:39:4b:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.153/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84406sec preferred_lft 84406sec inet6 fe80::f816:3eff:fe39:4b06/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:d0:4b:14:df:4e 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::1cd0:4bff:fe14:df4e/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-1681) 10/14/26 _x86_64_ (8 CPU) 12:51:31 LINUX RESTART (8 CPU) 13:00:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:13 175.80 0.25 167.07 8.48 6.08 35799.73 85405.94 13:20:01 10.44 0.03 10.18 0.23 1.27 443.88 1831.34 Average: 93.55 0.14 89.03 4.38 3.68 18213.52 43835.46 13:00:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:13 1769316 22081904 10067888 30.64 595508 18815072 16372980 48.28 5120488 22307860 920 13:20:01 394224 20791272 11357192 34.56 596036 18894964 17646500 52.04 5160288 23614148 1416 Average: 1081770 21436588 10712540 32.60 595772 18855018 17009740 50.16 5140388 22961004 1168 13:00:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:13 lo 0.72 0.72 0.17 0.17 0.00 0.00 0.00 0.00 13:10:13 ens3 139.11 78.18 2024.59 18.03 0.00 0.00 0.00 0.00 13:10:13 docker0 16.51 34.07 1.06 608.31 0.00 0.00 0.00 0.00 13:10:13 br-e6adf2aed947 0.31 0.28 0.01 0.02 0.00 0.00 0.00 0.00 13:10:13 veth07f1c22 40.94 42.98 16.04 19.56 0.00 0.00 0.00 0.00 13:10:13 vethc1a9175 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 13:10:13 vethf12b866 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 13:10:13 vethdb84f9f 0.43 0.41 0.05 0.22 0.00 0.00 0.00 0.00 13:10:13 veth519ad60 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 13:10:13 vethb28618f 38.29 36.03 26.15 12.54 0.00 0.00 0.00 0.00 13:10:13 vetha6bfdee 0.61 1.04 0.73 7.59 0.00 0.00 0.00 0.00 13:10:13 veth4ac1c35 1.74 1.40 0.24 1.44 0.00 0.00 0.00 0.00 13:20:01 lo 8.20 8.20 38.07 38.07 0.00 0.00 0.00 0.00 13:20:01 ens3 11.14 8.29 5.39 5.26 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 br-e6adf2aed947 4.55 4.23 37.18 0.98 0.00 0.00 0.00 0.00 13:20:01 veth07f1c22 244.62 253.65 201.49 139.88 0.00 0.00 0.00 0.02 13:20:01 vethc1a9175 0.23 0.20 0.03 0.09 0.00 0.00 0.00 0.00 13:20:01 vethf12b866 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 vethdb84f9f 0.40 0.21 0.07 0.35 0.00 0.00 0.00 0.00 13:20:01 veth519ad60 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 vethb28618f 112.87 103.34 97.61 72.54 0.00 0.00 0.00 0.01 13:20:01 veth4ac1c35 148.82 148.87 88.30 132.91 0.00 0.00 0.00 0.01 Average: lo 4.44 4.44 19.02 19.02 0.00 0.00 0.00 0.00 Average: ens3 75.46 43.42 1020.23 11.68 0.00 0.00 0.00 0.00 Average: docker0 8.30 17.12 0.53 305.73 0.00 0.00 0.00 0.00 Average: br-e6adf2aed947 2.42 2.24 18.50 0.50 0.00 0.00 0.00 0.00 Average: veth07f1c22 142.25 147.77 108.29 79.41 0.00 0.00 0.00 0.01 Average: vethc1a9175 0.13 0.17 0.01 0.05 0.00 0.00 0.00 0.00 Average: vethf12b866 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethdb84f9f 0.41 0.31 0.06 0.28 0.00 0.00 0.00 0.00 Average: veth519ad60 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethb28618f 75.39 69.51 61.69 42.38 0.00 0.00 0.00 0.01 Average: veth4ac1c35 74.90 74.75 44.04 66.83 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1681) 10/14/26 _x86_64_ (8 CPU) 12:51:31 LINUX RESTART (8 CPU) 13:00:20 CPU %user %nice %system %iowait %steal %idle 13:10:13 all 12.72 0.02 2.91 0.82 0.10 83.42 13:10:13 0 13.16 0.03 3.28 0.60 0.09 82.84 13:10:13 1 14.33 0.03 3.26 1.30 0.11 80.96 13:10:13 2 12.65 0.02 2.81 0.67 0.10 83.75 13:10:13 3 13.18 0.04 2.80 0.43 0.09 83.46 13:10:13 4 12.88 0.02 2.69 0.66 0.10 83.65 13:10:13 5 11.60 0.02 2.67 0.73 0.10 84.88 13:10:13 6 11.32 0.01 2.81 1.62 0.11 84.14 13:10:13 7 12.65 0.02 2.98 0.56 0.10 83.69 13:20:01 all 7.59 0.00 1.51 0.03 0.13 90.73 13:20:01 0 8.34 0.00 2.02 0.02 0.12 89.49 13:20:01 1 6.74 0.00 1.95 0.02 0.13 91.16 13:20:01 2 7.71 0.00 1.47 0.03 0.14 90.64 13:20:01 3 7.52 0.00 1.33 0.01 0.13 91.02 13:20:01 4 7.04 0.00 1.29 0.06 0.12 91.49 13:20:01 5 7.82 0.00 1.34 0.08 0.13 90.63 13:20:01 6 7.90 0.00 1.28 0.02 0.14 90.68 13:20:01 7 7.69 0.00 1.40 0.02 0.13 90.76 Average: all 10.18 0.01 2.22 0.43 0.11 87.05 Average: 0 10.77 0.01 2.65 0.31 0.11 86.14 Average: 1 10.56 0.02 2.61 0.67 0.12 86.03 Average: 2 10.20 0.01 2.14 0.35 0.12 87.18 Average: 3 10.37 0.02 2.07 0.22 0.11 87.21 Average: 4 9.99 0.01 1.99 0.36 0.11 87.54 Average: 5 9.72 0.01 2.01 0.40 0.12 87.74 Average: 6 9.62 0.00 2.05 0.82 0.12 87.39 Average: 7 10.19 0.01 2.20 0.29 0.11 87.20