---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1692 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 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 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 904 14160 4 17027 30715 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:0f:75:94 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.163/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83418sec preferred_lft 83418sec inet6 fe80::f816:3eff:fe0f:7594/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:e5:4c:df:88:bf 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::c4e5:4cff:fedf:88bf/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1692) 03/13/26 _x86_64_ (8 CPU) 12:50:58 LINUX RESTART (8 CPU) 13:00:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:08 291.98 0.40 278.10 13.47 16.31 40230.17 38552.69 13:20:02 19.70 0.24 17.87 1.59 16.13 2143.95 6990.65 13:30:08 17.11 0.22 15.89 1.00 4.35 3485.18 4091.24 13:40:08 26.64 1.61 21.54 3.50 88.33 3168.12 29125.12 Average: 88.85 0.62 83.34 4.89 31.25 12260.35 19682.24 13:00:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:08 2811296 22320352 9832488 29.92 596764 18024336 15508712 45.73 4943232 21428872 204 13:20:02 350656 19578892 12478788 37.97 585864 17833440 17598620 51.90 5131768 23644716 24692 13:30:08 341272 18849228 13162252 40.05 583020 17174948 18707040 55.16 5056820 23753200 11888 13:40:08 14491536 31416748 771640 2.35 583060 15476352 1643424 4.85 4852168 11823196 29060 Average: 4498690 23041305 9061292 27.57 587177 17127269 13364449 39.41 4995997 20162496 16461 13:00:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:08 lo 0.73 0.73 0.14 0.14 0.00 0.00 0.00 0.00 13:10:08 ens3 172.83 114.88 2262.79 26.35 0.00 0.00 0.00 0.00 13:10:08 docker0 14.22 22.31 0.80 300.81 0.00 0.00 0.00 0.00 13:10:08 br-72b3864e96a1 0.29 0.25 0.01 0.02 0.00 0.00 0.00 0.00 13:10:08 veth866a1f3 6.46 6.19 4.43 1.27 0.00 0.00 0.00 0.00 13:10:08 veth958e1d3 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 13:10:08 vethf0a97fd 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 13:10:08 veth935f7c3 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 13:10:08 veth1ae053b 0.11 0.18 0.01 0.01 0.00 0.00 0.00 0.00 13:10:08 veth0e74b2b 0.93 0.98 0.11 0.93 0.00 0.00 0.00 0.00 13:10:08 vethffdd698 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 13:10:08 vethee85caa 0.45 0.46 0.06 0.60 0.00 0.00 0.00 0.00 13:20:02 lo 10.55 10.55 25.15 25.15 0.00 0.00 0.00 0.00 13:20:02 ens3 8.00 6.83 21.62 1.62 0.00 0.00 0.00 0.00 13:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:02 br-72b3864e96a1 9.84 11.60 4.62 41.51 0.00 0.00 0.00 0.00 13:20:02 veth866a1f3 102.78 110.35 54.38 51.08 0.00 0.00 0.00 0.00 13:20:02 veth958e1d3 15.42 17.12 3.83 165.58 0.00 0.00 0.00 0.01 13:20:02 vethf0a97fd 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 13:20:02 veth935f7c3 9.57 10.71 124.88 52.44 0.00 0.00 0.00 0.01 13:20:02 veth1ae053b 6.13 4.88 52.17 9.92 0.00 0.00 0.00 0.00 13:20:02 veth0e74b2b 87.35 81.45 65.07 39.27 0.00 0.00 0.00 0.01 13:20:02 vethee85caa 28.60 26.42 10.94 17.44 0.00 0.00 0.00 0.00 13:30:08 lo 32.44 32.44 146.61 146.61 0.00 0.00 0.00 0.00 13:30:08 ens3 4.30 3.48 10.62 1.21 0.00 0.00 0.00 0.00 13:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:08 br-72b3864e96a1 27.95 29.36 29.68 128.62 0.00 0.00 0.00 0.00 13:30:08 veth866a1f3 75.53 82.67 59.76 31.33 0.00 0.00 0.00 0.00 13:30:08 veth958e1d3 36.19 37.54 30.94 250.96 0.00 0.00 0.00 0.02 13:30:08 vethf0a97fd 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:08 veth935f7c3 14.82 16.59 124.38 88.82 0.00 0.00 0.00 0.01 13:30:08 veth1ae053b 12.85 11.24 89.07 50.59 0.00 0.00 0.00 0.01 13:30:08 veth0e74b2b 38.74 36.12 58.31 18.55 0.00 0.00 0.00 0.00 13:30:08 vethee85caa 50.70 46.09 23.34 44.11 0.00 0.00 0.00 0.00 13:40:08 lo 25.03 25.03 103.92 103.92 0.00 0.00 0.00 0.00 13:40:08 ens3 8.36 7.16 19.23 2.99 0.00 0.00 0.00 0.00 13:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 17.25 17.25 69.27 69.27 0.00 0.00 0.00 0.00 Average: ens3 48.36 33.08 578.54 8.04 0.00 0.00 0.00 0.00 Average: docker0 3.56 5.58 0.20 75.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1692) 03/13/26 _x86_64_ (8 CPU) 12:50:58 LINUX RESTART (8 CPU) 13:00:08 CPU %user %nice %system %iowait %steal %idle 13:10:08 all 19.87 0.02 2.86 0.77 0.07 76.40 13:10:08 0 19.63 0.03 2.97 0.69 0.07 76.60 13:10:08 1 21.66 0.01 3.03 1.13 0.07 74.10 13:10:08 2 23.25 0.02 3.37 0.94 0.09 72.33 13:10:08 3 22.37 0.03 3.05 1.06 0.07 73.42 13:10:08 4 15.65 0.02 2.99 0.73 0.07 80.55 13:10:08 5 19.69 0.02 2.73 0.71 0.07 76.78 13:10:08 6 17.76 0.01 2.23 0.42 0.06 79.52 13:10:08 7 18.98 0.01 2.50 0.51 0.06 77.93 13:20:02 all 9.45 0.00 1.16 0.08 0.07 89.25 13:20:02 0 8.60 0.00 1.18 0.16 0.06 89.99 13:20:02 1 10.35 0.00 1.32 0.04 0.07 88.22 13:20:02 2 10.46 0.00 1.20 0.11 0.07 88.16 13:20:02 3 9.62 0.01 1.10 0.06 0.06 89.15 13:20:02 4 10.21 0.01 1.08 0.13 0.07 88.51 13:20:02 5 8.22 0.01 1.29 0.08 0.07 90.33 13:20:02 6 8.97 0.01 1.12 0.03 0.06 89.81 13:20:02 7 9.14 0.01 0.97 0.03 0.06 89.80 13:30:08 all 8.33 0.00 1.92 0.36 0.08 89.31 13:30:08 0 7.99 0.00 1.97 0.24 0.08 89.72 13:30:08 1 9.35 0.00 2.08 0.30 0.08 88.19 13:30:08 2 8.12 0.00 1.91 0.30 0.08 89.59 13:30:08 3 8.59 0.01 1.95 0.22 0.08 89.16 13:30:08 4 8.45 0.00 1.93 0.55 0.08 89.00 13:30:08 5 8.17 0.00 1.94 0.33 0.08 89.49 13:30:08 6 8.00 0.00 1.81 0.21 0.08 89.90 13:30:08 7 7.98 0.00 1.76 0.75 0.08 89.43 13:40:08 all 7.11 0.00 1.72 0.11 0.07 90.98 13:40:08 0 6.12 0.01 1.73 0.16 0.08 91.91 13:40:08 1 7.82 0.00 1.69 0.05 0.08 90.36 13:40:08 2 8.06 0.00 1.89 0.05 0.08 89.93 13:40:08 3 7.25 0.01 1.87 0.15 0.08 90.65 13:40:08 4 7.65 0.00 1.77 0.24 0.07 90.27 13:40:08 5 6.31 0.00 1.58 0.08 0.07 91.96 13:40:08 6 6.35 0.00 1.66 0.07 0.08 91.84 13:40:08 7 7.32 0.01 1.61 0.09 0.07 90.91 Average: all 11.19 0.01 1.92 0.33 0.07 86.49 Average: 0 10.58 0.01 1.97 0.31 0.07 87.06 Average: 1 12.29 0.00 2.03 0.38 0.07 85.22 Average: 2 12.47 0.01 2.09 0.35 0.08 85.01 Average: 3 11.95 0.01 1.99 0.37 0.07 85.59 Average: 4 10.48 0.01 1.94 0.41 0.07 87.09 Average: 5 10.59 0.01 1.88 0.30 0.07 87.14 Average: 6 10.27 0.01 1.71 0.18 0.07 87.77 Average: 7 10.85 0.01 1.71 0.35 0.07 87.02