---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4424 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: 5599.94 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 864 14194 4 17033 30760 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:ab:2f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.238/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83669sec preferred_lft 83669sec inet6 fe80::f816:3eff:fede:ab2f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:59:de:3e:29:7a 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::1459:deff:fe3e:297a/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-4424) 04/07/26 _x86_64_ (8 CPU) 13:09:28 LINUX RESTART (8 CPU) 13:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:00 664.48 5.34 642.26 16.88 372.94 63765.50 93391.38 13:30:04 85.92 0.41 82.44 3.06 18.77 10391.58 2990.99 13:40:16 25.98 0.30 23.52 2.16 5.83 4286.62 9786.74 13:50:39 13.04 0.07 12.49 0.48 1.62 2586.47 2096.60 Average: 194.57 1.51 187.48 5.57 98.25 19994.24 26703.10 13:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:00 10486728 27536352 4677440 14.23 546440 15738688 4838484 14.27 4368832 16427128 1304 13:30:04 1104588 20394196 11712552 35.64 591480 17869092 17863372 52.68 4702092 23354548 12448 13:40:16 398200 19008408 13004644 39.57 573528 17300552 19452248 57.36 4749568 24008504 7868 13:50:39 347212 18565284 13447672 40.92 572820 16916216 19765296 58.29 4644336 24136924 11924 Average: 3084182 21376060 10710577 32.59 571067 16956137 15479850 45.65 4616207 21981776 8386 13:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:00 lo 0.72 0.72 0.11 0.11 0.00 0.00 0.00 0.00 13:20:00 ens3 535.72 337.95 3708.58 101.34 0.00 0.00 0.00 0.00 13:20:00 docker0 25.54 42.28 1.48 775.16 0.00 0.00 0.00 0.00 13:30:04 lo 2.81 2.81 5.75 5.75 0.00 0.00 0.00 0.00 13:30:04 ens3 51.43 34.19 900.55 8.45 0.00 0.00 0.00 0.00 13:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:04 br-f5db494a23bf 2.24 2.67 0.91 8.28 0.00 0.00 0.00 0.00 13:30:04 vethf9f0e53 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 13:30:04 veth0d84c83 74.86 79.47 36.60 37.77 0.00 0.00 0.00 0.00 13:30:04 vethc912462 2.88 3.40 0.62 27.93 0.00 0.00 0.00 0.00 13:30:04 veth1a33710 1.55 1.24 7.95 1.73 0.00 0.00 0.00 0.00 13:30:04 veth6a09423 1.69 2.02 19.81 7.95 0.00 0.00 0.00 0.00 13:30:04 veth46cb706 75.68 70.72 51.90 33.49 0.00 0.00 0.00 0.00 13:30:04 veth214e001 2.38 1.85 0.32 1.81 0.00 0.00 0.00 0.00 13:40:16 lo 29.54 29.54 115.63 115.63 0.00 0.00 0.00 0.00 13:40:16 ens3 9.91 8.45 27.42 1.79 0.00 0.00 0.00 0.00 13:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:16 br-f5db494a23bf 26.05 28.94 21.46 122.33 0.00 0.00 0.00 0.00 13:40:16 vethf9f0e53 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 13:40:16 veth0d84c83 67.97 74.36 47.51 27.43 0.00 0.00 0.00 0.00 13:40:16 vethc912462 37.33 40.22 21.84 337.82 0.00 0.00 0.00 0.03 13:40:16 veth1a33710 13.62 11.80 123.49 51.74 0.00 0.00 0.00 0.01 13:40:16 veth6a09423 19.36 21.44 217.45 123.74 0.00 0.00 0.00 0.02 13:40:16 veth46cb706 32.95 30.15 59.51 14.78 0.00 0.00 0.00 0.00 13:40:16 veth214e001 47.95 44.13 20.29 35.09 0.00 0.00 0.00 0.00 13:50:39 lo 33.73 33.73 160.42 160.42 0.00 0.00 0.00 0.00 13:50:39 ens3 0.91 0.66 0.27 0.63 0.00 0.00 0.00 0.00 13:50:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:39 br-f5db494a23bf 29.28 33.49 35.31 127.06 0.00 0.00 0.00 0.00 13:50:39 vethf9f0e53 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:39 veth0d84c83 59.93 65.99 44.40 21.74 0.00 0.00 0.00 0.00 13:50:39 vethc912462 35.17 39.34 35.95 198.23 0.00 0.00 0.00 0.02 13:50:39 veth1a33710 11.57 10.16 73.16 72.42 0.00 0.00 0.00 0.01 13:50:39 veth6a09423 11.09 12.83 72.76 72.72 0.00 0.00 0.00 0.01 13:50:39 veth46cb706 43.20 40.03 80.96 21.26 0.00 0.00 0.00 0.01 13:50:39 veth214e001 29.92 26.73 13.37 25.57 0.00 0.00 0.00 0.00 Average: lo 16.90 16.90 71.43 71.43 0.00 0.00 0.00 0.00 Average: ens3 147.23 93.88 1142.20 27.63 0.00 0.00 0.00 0.00 Average: docker0 6.28 10.40 0.36 190.66 0.00 0.00 0.00 0.00 Average: br-f5db494a23bf 14.57 16.47 14.63 65.20 0.00 0.00 0.00 0.00 Average: vethf9f0e53 0.03 0.05 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth0d84c83 50.91 55.20 32.33 21.79 0.00 0.00 0.00 0.00 Average: vethc912462 19.06 20.98 14.81 142.33 0.00 0.00 0.00 0.01 Average: veth1a33710 6.75 5.86 51.64 31.91 0.00 0.00 0.00 0.00 Average: veth6a09423 8.11 9.16 78.07 51.60 0.00 0.00 0.00 0.01 Average: veth46cb706 38.05 35.31 48.46 17.43 0.00 0.00 0.00 0.00 Average: veth214e001 20.26 18.36 8.59 15.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4424) 04/07/26 _x86_64_ (8 CPU) 13:09:28 LINUX RESTART (8 CPU) 13:10:00 CPU %user %nice %system %iowait %steal %idle 13:20:00 all 35.70 0.00 5.26 1.50 0.09 57.45 13:20:00 0 34.41 0.00 4.92 1.43 0.10 59.15 13:20:00 1 36.95 0.00 5.32 1.81 0.10 55.83 13:20:00 2 38.02 0.00 5.55 1.65 0.10 54.68 13:20:00 3 36.12 0.00 5.35 1.39 0.10 57.04 13:20:00 4 33.15 0.00 5.84 1.75 0.09 59.16 13:20:00 5 37.00 0.00 4.79 1.15 0.09 56.97 13:20:00 6 36.27 0.00 5.36 1.52 0.10 56.76 13:20:00 7 33.65 0.00 4.94 1.30 0.09 60.03 13:30:04 all 10.72 0.02 1.37 0.31 0.07 87.50 13:30:04 0 9.91 0.02 1.38 0.30 0.07 88.32 13:30:04 1 10.59 0.02 1.39 0.10 0.08 87.83 13:30:04 2 10.85 0.02 1.25 0.24 0.06 87.57 13:30:04 3 11.12 0.02 1.51 0.36 0.07 86.92 13:30:04 4 10.88 0.03 1.32 0.18 0.07 87.52 13:30:04 5 11.31 0.02 1.48 0.19 0.06 86.93 13:30:04 6 10.68 0.01 1.36 0.71 0.08 87.17 13:30:04 7 10.44 0.03 1.30 0.43 0.06 87.74 13:40:16 all 9.84 0.01 1.98 0.12 0.09 87.96 13:40:16 0 9.41 0.00 2.05 0.25 0.09 88.19 13:40:16 1 8.98 0.01 2.16 0.11 0.10 88.64 13:40:16 2 9.47 0.00 1.99 0.16 0.09 88.28 13:40:16 3 10.59 0.00 2.03 0.12 0.09 87.16 13:40:16 4 10.90 0.01 2.00 0.08 0.10 86.91 13:40:16 5 9.25 0.00 1.95 0.09 0.09 88.61 13:40:16 6 10.19 0.01 1.78 0.04 0.09 87.89 13:40:16 7 9.89 0.00 1.88 0.14 0.09 87.99 13:50:39 all 7.50 0.00 1.89 0.05 0.08 90.48 13:50:39 0 6.54 0.00 1.92 0.05 0.08 91.42 13:50:39 1 7.60 0.00 2.12 0.03 0.09 90.16 13:50:39 2 8.22 0.00 2.04 0.02 0.09 89.62 13:50:39 3 8.13 0.00 1.95 0.04 0.08 89.81 13:50:39 4 7.52 0.00 1.87 0.05 0.09 90.47 13:50:39 5 6.76 0.00 1.75 0.08 0.08 91.33 13:50:39 6 7.42 0.00 1.61 0.06 0.08 90.82 13:50:39 7 7.82 0.00 1.85 0.06 0.09 90.18 Average: all 15.81 0.01 2.61 0.49 0.08 81.00 Average: 0 14.95 0.01 2.56 0.50 0.08 81.91 Average: 1 15.90 0.01 2.73 0.50 0.09 80.76 Average: 2 16.50 0.01 2.69 0.51 0.09 80.20 Average: 3 16.36 0.00 2.70 0.47 0.08 80.38 Average: 4 15.49 0.01 2.74 0.51 0.09 81.16 Average: 5 15.94 0.01 2.48 0.37 0.08 81.12 Average: 6 16.01 0.00 2.51 0.57 0.09 80.82 Average: 7 15.34 0.01 2.48 0.48 0.08 81.61