---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4653 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 989 13744 4 17357 30633 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:60:57:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.119/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83612sec preferred_lft 83612sec inet6 fe80::f816:3eff:fe60:57c2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:41:f6:ba:03:03 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::7041:f6ff:feba:303/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4653) 09/24/26 _x86_64_ (8 CPU) 12:00:14 LINUX RESTART (8 CPU) 12:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:16 119.40 0.23 114.01 5.16 5.26 27222.87 24177.97 12:30:15 50.61 0.20 24.43 25.98 6.20 4135.78 455900.14 12:40:16 10.03 0.59 9.04 0.40 20.59 1442.66 3968.38 Average: 60.50 0.34 49.69 10.47 10.64 11068.22 160163.03 12:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:16 1077316 21643608 10505336 31.97 592700 19063064 16867180 49.74 4945300 23155052 460 12:30:15 380444 18806040 13112596 39.90 576792 17187200 20939852 61.75 4870664 23867628 13372 12:40:16 387008 18523680 13395228 40.76 577092 16902196 21229892 62.60 4856056 23889872 12788 Average: 614923 19657776 12337720 37.54 582195 17717487 19678975 58.03 4890673 23637517 8873 12:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:16 lo 0.44 0.44 0.03 0.03 0.00 0.00 0.00 0.00 12:20:16 ens3 108.78 62.20 1672.13 11.63 0.00 0.00 0.00 0.00 12:20:16 docker0 16.13 27.58 0.88 342.52 0.00 0.00 0.00 0.00 12:20:16 br-42edf15ad22d 0.29 0.25 0.01 0.02 0.00 0.00 0.00 0.00 12:20:16 veth0d01ca2 56.48 60.51 25.36 31.40 0.00 0.00 0.00 0.00 12:20:16 vetha1f858f 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 12:20:16 veth8cf2803 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 12:20:16 veth1925186 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 12:20:16 vethed4f73f 0.48 0.43 0.06 0.25 0.00 0.00 0.00 0.00 12:20:16 veth4e514cf 56.49 52.03 42.94 22.07 0.00 0.00 0.00 0.00 12:20:16 vethf888197 0.89 1.63 0.93 12.47 0.00 0.00 0.00 0.00 12:20:16 vethfc40336 1.99 1.60 0.27 1.61 0.00 0.00 0.00 0.00 12:30:15 lo 26.93 26.93 106.25 106.25 0.00 0.00 0.00 0.00 12:30:15 ens3 6.04 5.61 11.57 1.39 0.00 0.00 0.00 0.00 12:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:15 br-42edf15ad22d 21.78 26.29 20.45 97.88 0.00 0.00 0.00 0.00 12:30:15 veth0d01ca2 67.34 72.01 48.95 29.94 0.00 0.00 0.00 0.00 12:30:15 vetha1f858f 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 12:30:15 veth8cf2803 31.48 36.02 20.10 277.41 0.00 0.00 0.00 0.02 12:30:15 veth1925186 17.56 17.60 181.35 47.73 0.00 0.00 0.00 0.01 12:30:15 vethed4f73f 10.64 10.44 47.50 24.79 0.00 0.00 0.00 0.00 12:30:15 veth4e514cf 42.53 39.33 38.43 22.99 0.00 0.00 0.00 0.00 12:30:15 vethfc40336 35.15 33.81 18.20 28.46 0.00 0.00 0.00 0.00 12:40:16 lo 32.85 32.85 158.87 158.87 0.00 0.00 0.00 0.00 12:40:16 ens3 1.71 1.38 0.85 1.24 0.00 0.00 0.00 0.00 12:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:16 br-42edf15ad22d 29.64 34.62 31.67 129.37 0.00 0.00 0.00 0.00 12:40:16 veth0d01ca2 52.15 57.03 43.77 21.02 0.00 0.00 0.00 0.00 12:40:16 vetha1f858f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:16 veth8cf2803 33.16 38.10 32.16 148.91 0.00 0.00 0.00 0.01 12:40:16 veth1925186 7.70 6.76 20.86 4.77 0.00 0.00 0.00 0.00 12:40:16 vethed4f73f 6.46 7.17 5.18 20.72 0.00 0.00 0.00 0.00 12:40:16 veth4e514cf 40.27 37.21 29.91 24.44 0.00 0.00 0.00 0.00 12:40:16 vethfc40336 21.65 20.11 12.10 21.42 0.00 0.00 0.00 0.00 Average: lo 19.91 19.91 87.66 87.66 0.00 0.00 0.00 0.00 Average: ens3 39.42 23.38 570.70 4.81 0.00 0.00 0.00 0.00 Average: docker0 5.46 9.34 0.30 116.06 0.00 0.00 0.00 0.00 Average: br-42edf15ad22d 17.10 20.22 17.23 75.13 0.00 0.00 0.00 0.00 Average: veth0d01ca2 58.63 63.16 39.25 27.49 0.00 0.00 0.00 0.00 Average: vetha1f858f 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth8cf2803 21.37 24.54 17.28 140.92 0.00 0.00 0.00 0.01 Average: veth1925186 8.36 8.09 66.83 17.35 0.00 0.00 0.00 0.01 Average: vethed4f73f 5.81 5.97 17.43 15.13 0.00 0.00 0.00 0.00 Average: veth4e514cf 46.51 42.93 37.14 23.16 0.00 0.00 0.00 0.00 Average: vethfc40336 19.45 18.36 10.11 17.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4653) 09/24/26 _x86_64_ (8 CPU) 12:00:14 LINUX RESTART (8 CPU) 12:10:01 CPU %user %nice %system %iowait %steal %idle 12:20:16 all 10.33 0.02 2.22 1.24 0.02 86.17 12:20:16 0 9.17 0.02 2.48 1.00 0.01 87.32 12:20:16 1 10.55 0.03 2.44 0.78 0.02 86.19 12:20:16 2 12.94 0.01 2.22 1.77 0.01 83.05 12:20:16 3 10.18 0.02 2.29 1.55 0.01 85.95 12:20:16 4 10.55 0.02 2.23 1.79 0.02 85.40 12:20:16 5 9.32 0.02 1.92 1.01 0.02 87.72 12:20:16 6 10.74 0.04 2.28 0.88 0.02 86.04 12:20:16 7 9.19 0.03 1.91 1.13 0.01 87.73 12:30:15 all 10.09 0.01 2.43 0.28 0.02 87.16 12:30:15 0 10.39 0.00 3.36 0.24 0.02 85.99 12:30:15 1 10.54 0.00 2.72 0.19 0.03 86.52 12:30:15 2 10.27 0.01 2.46 0.17 0.03 87.06 12:30:15 3 10.09 0.00 2.26 0.34 0.03 87.29 12:30:15 4 9.98 0.01 2.19 0.37 0.02 87.42 12:30:15 5 10.21 0.00 2.25 0.34 0.03 87.17 12:30:15 6 9.93 0.01 2.23 0.45 0.02 87.36 12:30:15 7 9.33 0.02 1.97 0.18 0.02 88.48 12:40:16 all 7.57 0.00 2.24 0.07 0.01 90.11 12:40:16 0 7.27 0.00 3.21 0.05 0.01 89.46 12:40:16 1 7.69 0.00 2.43 0.03 0.01 89.84 12:40:16 2 7.83 0.00 2.21 0.09 0.01 89.86 12:40:16 3 7.92 0.00 2.12 0.06 0.01 89.90 12:40:16 4 7.57 0.00 2.00 0.09 0.02 90.33 12:40:16 5 7.02 0.00 1.93 0.09 0.01 90.94 12:40:16 6 7.92 0.00 1.98 0.07 0.01 90.01 12:40:16 7 7.38 0.00 1.99 0.10 0.01 90.52 Average: all 9.34 0.01 2.30 0.54 0.02 87.80 Average: 0 8.94 0.01 3.01 0.43 0.02 87.59 Average: 1 9.60 0.01 2.53 0.34 0.02 87.51 Average: 2 10.37 0.01 2.30 0.69 0.02 86.62 Average: 3 9.40 0.01 2.22 0.66 0.02 87.70 Average: 4 9.37 0.01 2.14 0.76 0.02 87.70 Average: 5 8.85 0.01 2.03 0.49 0.02 88.60 Average: 6 9.54 0.02 2.17 0.47 0.02 87.79 Average: 7 8.64 0.02 1.96 0.47 0.02 88.90