---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19395 5.15.0-170-generic #180-Ubuntu SMP Fri Jan 9 16:10:31 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 nrip_save 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 28G 128G 18% / 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 1019 11371 3 19701 30605 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:36:44:90 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.98/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 82884sec preferred_lft 82884sec inet6 fe80::f816:3eff:fe36:4490/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:16:a7:6b:a5:43 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::ac16:a7ff:fe6b:a543/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19395) 02/23/26 _x86_64_ (8 CPU) 07:31:21 LINUX RESTART (8 CPU) 07:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:01 400.95 0.52 391.76 8.67 6.63 48242.09 210007.13 08:00:01 3.22 0.00 3.11 0.11 0.00 348.80 932.43 08:10:01 82.10 0.09 80.77 1.23 12.21 10797.35 14196.26 08:20:01 52.05 1.91 47.37 2.77 44.29 2667.77 3176.45 Average: 134.58 0.63 130.75 3.20 15.78 15514.31 57078.46 07:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:01 7413580 27206692 4998156 15.21 560372 18375680 5506800 16.24 5635044 18144204 1724 08:00:01 7153628 27231504 5161856 15.71 566120 18439204 5608668 16.54 5663900 18312804 46660 08:10:01 1945876 24401672 7743852 23.56 620992 20834120 11355728 33.49 6143748 21003244 256 08:20:01 247752 20569248 11570208 35.21 596236 18731392 17062880 50.32 5852248 22973264 580 Average: 4190209 24852279 7368518 22.42 585930 19095099 9883519 29.15 5823735 20108379 12305 07:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:01 lo 0.35 0.35 0.07 0.07 0.00 0.00 0.00 0.00 07:50:01 ens3 149.03 100.29 1573.86 23.36 0.00 0.00 0.00 0.00 07:50:01 docker0 29.09 44.92 1.60 581.75 0.00 0.00 0.00 0.00 07:50:01 vethe880d2d 2.44 6.98 0.18 142.14 0.00 0.00 0.00 0.01 08:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:00:01 ens3 13.32 8.84 36.98 2.35 0.00 0.00 0.00 0.00 08:00:01 docker0 8.41 12.36 1.50 36.64 0.00 0.00 0.00 0.00 08:00:01 vethe880d2d 8.41 12.36 1.62 36.64 0.00 0.00 0.00 0.00 08:10:01 lo 0.42 0.42 0.03 0.03 0.00 0.00 0.00 0.00 08:10:01 ens3 72.77 56.04 974.49 10.87 0.00 0.00 0.00 0.00 08:10:01 docker0 5.01 6.95 0.83 48.73 0.00 0.00 0.00 0.00 08:10:01 br-8b5fd33c95fd 0.24 0.23 0.01 0.02 0.00 0.00 0.00 0.00 08:10:01 vetha53bc12 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 08:10:01 veth3b63d51 0.81 0.91 0.62 0.08 0.00 0.00 0.00 0.00 08:10:01 veth0fe09bb 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 08:10:01 veth8e786d5 0.08 0.13 0.00 0.01 0.00 0.00 0.00 0.00 08:10:01 vetha1eda2b 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 vethd1e1ee8 0.80 0.76 0.07 0.62 0.00 0.00 0.00 0.00 08:20:01 lo 2.73 2.73 7.56 7.56 0.00 0.00 0.00 0.00 08:20:01 ens3 6.50 3.89 2.43 2.04 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 br-8b5fd33c95fd 1.50 1.42 7.18 0.40 0.00 0.00 0.00 0.00 08:20:01 vetha53bc12 0.54 0.39 0.07 0.34 0.00 0.00 0.00 0.00 08:20:01 veth3b63d51 157.13 167.94 106.77 79.93 0.00 0.00 0.00 0.01 08:20:01 veth0fe09bb 0.10 0.12 0.01 0.03 0.00 0.00 0.00 0.00 08:20:01 veth8e786d5 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 vetha1eda2b 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 vethc5836ba 97.38 90.92 67.38 47.17 0.00 0.00 0.00 0.01 08:20:01 veth67dcb38 71.96 66.65 33.56 60.09 0.00 0.00 0.00 0.00 Average: lo 0.90 0.90 1.92 1.92 0.00 0.00 0.00 0.00 Average: ens3 60.40 42.27 646.97 9.65 0.00 0.00 0.00 0.00 Average: docker0 10.63 16.06 0.98 166.78 0.00 0.00 0.00 0.00 Average: br-8b5fd33c95fd 0.43 0.41 1.80 0.10 0.00 0.00 0.00 0.00 Average: vetha53bc12 0.14 0.12 0.02 0.09 0.00 0.00 0.00 0.00 Average: veth3b63d51 39.48 42.21 26.85 20.00 0.00 0.00 0.00 0.00 Average: veth0fe09bb 0.03 0.05 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth8e786d5 0.02 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: vetha1eda2b 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethc5836ba 24.35 22.73 16.84 11.79 0.00 0.00 0.00 0.00 Average: veth67dcb38 17.99 16.66 8.39 15.02 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19395) 02/23/26 _x86_64_ (8 CPU) 07:31:21 LINUX RESTART (8 CPU) 07:40:01 CPU %user %nice %system %iowait %steal %idle 07:50:01 all 20.75 0.00 3.12 1.16 0.07 74.91 07:50:01 0 19.42 0.00 3.06 1.11 0.06 76.35 07:50:01 1 19.22 0.00 4.01 1.13 0.07 75.58 07:50:01 2 27.50 0.00 3.28 0.60 0.07 68.55 07:50:01 3 16.83 0.00 2.78 2.06 0.06 78.27 07:50:01 4 19.96 0.00 3.22 1.22 0.07 75.52 07:50:01 5 18.32 0.00 2.29 1.26 0.06 78.06 07:50:01 6 17.77 0.00 2.84 0.98 0.07 78.34 07:50:01 7 26.97 0.00 3.43 0.94 0.07 68.59 08:00:01 all 11.22 0.00 0.22 0.01 0.02 88.52 08:00:01 0 0.10 0.00 0.09 0.00 0.03 99.78 08:00:01 1 0.22 0.00 0.07 0.02 0.02 99.67 08:00:01 2 0.13 0.00 0.07 0.00 0.01 99.79 08:00:01 3 0.27 0.00 0.10 0.00 0.02 99.62 08:00:01 4 0.21 0.00 0.10 0.00 0.01 99.68 08:00:01 5 0.87 0.00 0.17 0.04 0.01 98.92 08:00:01 6 7.93 0.00 0.75 0.02 0.04 91.27 08:00:01 7 80.01 0.00 0.42 0.00 0.06 19.52 08:10:01 all 11.61 0.00 1.11 0.28 0.04 86.96 08:10:01 0 3.83 0.00 1.08 0.22 0.04 94.84 08:10:01 1 4.24 0.00 1.00 0.61 0.04 94.10 08:10:01 2 12.99 0.00 1.19 0.29 0.03 85.50 08:10:01 3 5.52 0.00 0.99 0.22 0.04 93.24 08:10:01 4 6.25 0.00 1.31 0.15 0.03 92.25 08:10:01 5 3.37 0.00 1.00 0.35 0.03 95.25 08:10:01 6 51.60 0.00 1.15 0.26 0.07 46.92 08:10:01 7 5.13 0.00 1.14 0.15 0.03 93.54 08:20:01 all 9.42 0.02 0.89 0.18 0.07 89.42 08:20:01 0 10.97 0.03 0.95 0.41 0.07 87.57 08:20:01 1 8.96 0.04 1.09 0.41 0.07 89.43 08:20:01 2 10.22 0.02 0.72 0.07 0.07 88.91 08:20:01 3 9.64 0.02 0.99 0.07 0.07 89.22 08:20:01 4 8.85 0.02 0.81 0.09 0.07 90.16 08:20:01 5 8.77 0.02 0.84 0.08 0.07 90.22 08:20:01 6 8.32 0.04 0.85 0.11 0.08 90.60 08:20:01 7 9.60 0.01 0.85 0.22 0.08 89.25 Average: all 13.25 0.01 1.33 0.41 0.05 84.96 Average: 0 8.56 0.01 1.29 0.43 0.05 89.65 Average: 1 8.14 0.01 1.54 0.54 0.05 89.71 Average: 2 12.69 0.00 1.31 0.24 0.05 85.71 Average: 3 8.05 0.00 1.21 0.59 0.05 90.10 Average: 4 8.80 0.01 1.36 0.37 0.04 89.42 Average: 5 7.82 0.01 1.07 0.43 0.04 90.62 Average: 6 21.42 0.01 1.40 0.34 0.06 76.77 Average: 7 30.47 0.00 1.46 0.33 0.06 67.68