---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19505 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: 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 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 873 11227 4 19991 30750 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:0d:9c:8c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.55/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84042sec preferred_lft 84042sec inet6 fe80::f816:3eff:fe0d:9c8c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:46:bb:08:2e:1f 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::f046:bbff:fe08:2e1f/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-19505) 02/23/26 _x86_64_ (8 CPU) 11:35:19 LINUX RESTART (8 CPU) 11:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:11 456.63 1.05 443.44 12.14 604.63 53309.20 69531.52 12:00:12 196.32 0.49 189.58 6.25 16.41 20792.89 20435.07 12:10:01 32.46 0.43 11.10 20.93 10.81 476.91 453723.21 Average: 231.09 0.66 217.37 13.05 214.34 25185.89 178924.78 11:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:11 10030028 27674880 4537076 13.81 538744 16354684 4663376 13.75 4897556 16389564 200 12:00:12 277796 21814820 10323612 31.41 597720 19970448 15670252 46.21 6048068 22772724 1052 12:10:01 269120 20811276 11331480 34.48 587856 18998364 16680424 49.19 5816264 23027120 824 Average: 3525648 23433659 8730723 26.57 574773 18441165 12338017 36.38 5587296 20729803 692 11:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:11 lo 0.45 0.45 0.07 0.07 0.00 0.00 0.00 0.00 11:50:11 ens3 201.29 120.41 2164.14 27.55 0.00 0.00 0.00 0.00 11:50:11 docker0 18.60 35.22 1.09 643.38 0.00 0.00 0.00 0.00 12:00:12 lo 0.57 0.57 0.05 0.05 0.00 0.00 0.00 0.00 12:00:12 ens3 89.65 68.24 1464.85 14.60 0.00 0.00 0.00 0.00 12:00:12 docker0 11.73 16.41 0.65 213.82 0.00 0.00 0.00 0.00 12:00:12 br-e41049b2e7d0 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 12:00:12 veth6cf144a 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 12:00:12 veth156581e 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 12:00:12 veth88c3345 0.39 0.38 0.04 0.20 0.00 0.00 0.00 0.00 12:00:12 veth9f86807 41.05 43.30 14.50 17.03 0.00 0.00 0.00 0.00 12:00:12 veth344b873 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 12:00:12 vethc26c93d 38.35 35.85 22.13 11.01 0.00 0.00 0.00 0.00 12:00:12 veth0e534ab 0.60 0.97 0.66 6.14 0.00 0.00 0.00 0.00 12:00:12 veth96e2e56 1.62 1.30 0.22 1.33 0.00 0.00 0.00 0.00 12:10:01 lo 8.48 8.48 37.94 37.94 0.00 0.00 0.00 0.00 12:10:01 ens3 9.89 7.98 3.91 4.54 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 br-e41049b2e7d0 4.66 4.51 37.03 0.98 0.00 0.00 0.00 0.00 12:10:01 veth6cf144a 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 veth156581e 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 veth88c3345 0.40 0.21 0.07 0.35 0.00 0.00 0.00 0.00 12:10:01 veth9f86807 307.96 332.32 245.98 154.08 0.00 0.00 0.00 0.02 12:10:01 veth344b873 0.23 0.21 0.02 0.08 0.00 0.00 0.00 0.00 12:10:01 vethc26c93d 122.05 112.51 101.77 74.42 0.00 0.00 0.00 0.01 12:10:01 veth96e2e56 218.64 203.49 99.56 175.57 0.00 0.00 0.00 0.01 Average: lo 3.12 3.12 12.46 12.46 0.00 0.00 0.00 0.00 Average: ens3 101.46 66.23 1224.16 15.71 0.00 0.00 0.00 0.00 Average: docker0 10.22 17.42 0.59 289.72 0.00 0.00 0.00 0.00 Average: br-e41049b2e7d0 1.62 1.56 12.12 0.33 0.00 0.00 0.00 0.00 Average: veth6cf144a 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth156581e 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth88c3345 0.26 0.19 0.04 0.18 0.00 0.00 0.00 0.00 Average: veth9f86807 114.47 123.19 85.34 56.10 0.00 0.00 0.00 0.01 Average: veth344b873 0.09 0.11 0.01 0.03 0.00 0.00 0.00 0.00 Average: vethc26c93d 52.72 48.77 40.68 28.02 0.00 0.00 0.00 0.00 Average: veth96e2e56 72.10 67.04 32.66 57.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19505) 02/23/26 _x86_64_ (8 CPU) 11:35:19 LINUX RESTART (8 CPU) 11:40:00 CPU %user %nice %system %iowait %steal %idle 11:50:11 all 20.48 0.00 3.75 0.88 0.07 74.81 11:50:11 0 18.72 0.00 3.28 0.54 0.07 77.40 11:50:11 1 19.76 0.00 3.51 0.76 0.07 75.90 11:50:11 2 26.95 0.00 4.18 0.74 0.08 68.05 11:50:11 3 19.70 0.00 4.17 0.85 0.08 75.21 11:50:11 4 18.46 0.00 3.65 0.98 0.07 76.84 11:50:11 5 23.41 0.00 3.76 1.32 0.07 71.44 11:50:11 6 18.59 0.00 3.64 0.85 0.07 76.84 11:50:11 7 18.26 0.00 3.84 1.02 0.07 76.81 12:00:12 all 10.38 0.02 1.84 0.97 0.06 86.74 12:00:12 0 9.34 0.03 1.67 0.65 0.06 88.26 12:00:12 1 10.90 0.02 2.11 1.03 0.06 85.88 12:00:12 2 10.36 0.02 1.94 1.59 0.06 86.03 12:00:12 3 11.53 0.03 1.71 0.57 0.06 86.09 12:00:12 4 10.15 0.02 1.79 0.74 0.06 87.25 12:00:12 5 9.49 0.03 2.01 1.35 0.06 87.06 12:00:12 6 10.87 0.02 1.69 0.39 0.06 86.96 12:00:12 7 10.38 0.02 1.78 1.41 0.06 86.35 12:10:01 all 7.78 0.00 1.19 0.10 0.08 90.85 12:10:01 0 7.11 0.00 1.12 0.04 0.09 91.64 12:10:01 1 7.78 0.00 1.28 0.07 0.08 90.79 12:10:01 2 8.52 0.00 1.29 0.12 0.09 89.98 12:10:01 3 8.69 0.00 1.28 0.17 0.09 89.78 12:10:01 4 7.25 0.00 1.22 0.10 0.08 91.35 12:10:01 5 7.44 0.00 1.03 0.05 0.09 91.39 12:10:01 6 7.31 0.00 1.13 0.17 0.09 91.30 12:10:01 7 8.16 0.00 1.15 0.04 0.07 90.58 Average: all 12.96 0.01 2.28 0.65 0.07 84.03 Average: 0 11.81 0.01 2.04 0.41 0.07 85.66 Average: 1 12.90 0.01 2.31 0.62 0.07 84.09 Average: 2 15.40 0.01 2.49 0.82 0.08 81.20 Average: 3 13.37 0.01 2.40 0.54 0.07 83.61 Average: 4 12.03 0.01 2.23 0.61 0.07 85.05 Average: 5 13.54 0.01 2.28 0.92 0.07 83.17 Average: 6 12.34 0.01 2.17 0.48 0.08 84.93 Average: 7 12.34 0.01 2.27 0.83 0.07 84.49