---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17430 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 855 14652 4 16584 30768 Swap: 1023 1 1022 ---> 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:84:e1:e0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.206/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83690sec preferred_lft 83690sec inet6 fe80::f816:3eff:fe84:e1e0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:4c:dc:b4:5b:1c 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::84c:dcff:feb4:5b1c/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-17430) 09/02/26 _x86_64_ (8 CPU) 15:53:26 LINUX RESTART (8 CPU) 16:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:10:01 227.01 0.44 217.01 9.55 21.62 46144.71 57219.54 16:20:20 42.26 12.26 27.93 2.07 159.32 4240.03 4393.31 16:30:20 37.33 0.67 10.32 26.33 16.71 1523.88 450672.88 Average: 101.67 4.53 84.59 12.54 66.80 17188.76 168999.30 16:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:10:01 642252 20886228 11263640 34.28 585048 18769124 17579884 51.84 4802112 23757136 416 16:20:20 398092 18041412 13876008 42.22 568656 16430188 21640328 63.81 4718856 24025132 12372 16:30:20 384960 17793008 14124800 42.98 569420 16197412 21871256 64.50 4672140 24084176 13032 Average: 475101 18906883 13088149 39.83 574375 17132241 20363823 60.05 4731036 23955481 8607 16:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:10:01 lo 0.54 0.54 0.04 0.04 0.00 0.00 0.00 0.00 16:10:01 ens3 214.51 135.32 2449.31 51.77 0.00 0.00 0.00 0.00 16:10:01 docker0 19.30 37.57 1.20 651.83 0.00 0.00 0.00 0.00 16:10:01 br-2621f495cccb 0.29 0.25 0.01 0.02 0.00 0.00 0.00 0.00 16:10:01 veth078fc01 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 16:10:01 vethf6b7027 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 16:10:01 veth3f97e9d 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 16:10:01 veth63d9833 0.36 0.36 0.04 0.17 0.00 0.00 0.00 0.00 16:10:01 veth2bf2d41 26.00 26.04 7.62 6.30 0.00 0.00 0.00 0.00 16:10:01 veth3ac0c1a 20.76 20.75 6.40 4.01 0.00 0.00 0.00 0.00 16:10:01 veth2dd1cd7 0.19 0.28 0.32 1.13 0.00 0.00 0.00 0.00 16:10:01 vethc82ff38 1.34 1.09 0.18 1.16 0.00 0.00 0.00 0.00 16:20:20 lo 18.90 18.90 68.38 68.38 0.00 0.00 0.00 0.00 16:20:20 ens3 5.46 5.07 2.74 1.90 0.00 0.00 0.00 0.00 16:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:20 br-2621f495cccb 14.05 16.22 13.87 56.51 0.00 0.00 0.00 0.00 16:20:20 veth078fc01 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 16:20:20 vethf6b7027 23.31 25.48 13.36 224.32 0.00 0.00 0.00 0.02 16:20:20 veth3f97e9d 16.06 16.16 169.32 45.00 0.00 0.00 0.00 0.01 16:20:20 veth63d9833 8.98 8.70 44.68 17.91 0.00 0.00 0.00 0.00 16:20:20 veth2bf2d41 107.21 116.47 70.74 55.54 0.00 0.00 0.00 0.01 16:20:20 veth3ac0c1a 76.24 70.18 66.93 39.18 0.00 0.00 0.00 0.01 16:20:20 vethc82ff38 46.49 42.85 19.83 34.35 0.00 0.00 0.00 0.00 16:30:20 lo 34.74 34.74 168.63 168.63 0.00 0.00 0.00 0.00 16:30:20 ens3 2.11 1.92 0.87 1.86 0.00 0.00 0.00 0.00 16:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:20 br-2621f495cccb 26.31 27.73 33.88 136.19 0.00 0.00 0.00 0.00 16:30:20 veth078fc01 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:20 vethf6b7027 30.27 31.64 34.37 161.15 0.00 0.00 0.00 0.01 16:30:20 veth3f97e9d 8.41 7.43 26.35 5.61 0.00 0.00 0.00 0.00 16:30:20 veth63d9833 6.89 7.75 6.03 25.86 0.00 0.00 0.00 0.00 16:30:20 veth2bf2d41 62.17 68.44 48.65 23.47 0.00 0.00 0.00 0.00 16:30:20 veth3ac0c1a 42.10 39.33 35.57 24.26 0.00 0.00 0.00 0.00 16:30:20 vethc82ff38 31.57 28.26 13.97 26.55 0.00 0.00 0.00 0.00 Average: lo 18.06 18.06 78.86 78.86 0.00 0.00 0.00 0.00 Average: ens3 73.42 47.06 810.41 18.36 0.00 0.00 0.00 0.00 Average: docker0 6.38 12.41 0.40 215.35 0.00 0.00 0.00 0.00 Average: br-2621f495cccb 13.55 14.74 15.89 64.12 0.00 0.00 0.00 0.00 Average: veth078fc01 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethf6b7027 17.91 19.13 15.87 129.38 0.00 0.00 0.00 0.01 Average: veth3f97e9d 8.24 7.98 66.24 17.15 0.00 0.00 0.00 0.01 Average: veth63d9833 5.44 5.63 17.19 14.67 0.00 0.00 0.00 0.00 Average: veth2bf2d41 65.53 70.76 42.60 28.70 0.00 0.00 0.00 0.00 Average: veth3ac0c1a 46.65 43.68 36.59 22.64 0.00 0.00 0.00 0.00 Average: vethc82ff38 26.65 24.24 11.41 20.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-17430) 09/02/26 _x86_64_ (8 CPU) 15:53:26 LINUX RESTART (8 CPU) 16:00:00 CPU %user %nice %system %iowait %steal %idle 16:10:01 all 18.98 0.02 3.45 0.91 0.02 76.62 16:10:01 0 17.30 0.02 3.30 0.58 0.02 78.78 16:10:01 1 18.57 0.03 3.51 1.42 0.02 76.46 16:10:01 2 17.59 0.02 3.66 0.76 0.02 77.95 16:10:01 3 20.59 0.02 3.74 1.33 0.01 74.31 16:10:01 4 18.74 0.02 3.44 0.74 0.01 77.05 16:10:01 5 22.06 0.01 3.39 0.84 0.02 73.68 16:10:01 6 18.35 0.02 3.46 0.86 0.02 77.29 16:10:01 7 18.63 0.04 3.09 0.78 0.02 77.44 16:20:20 all 10.12 0.05 2.27 0.16 0.02 87.38 16:20:20 0 10.30 0.00 3.05 0.09 0.02 86.54 16:20:20 1 10.37 0.00 2.49 0.12 0.03 86.99 16:20:20 2 10.84 0.15 2.26 0.28 0.03 86.44 16:20:20 3 10.45 0.01 2.20 0.10 0.02 87.22 16:20:20 4 10.07 0.01 2.07 0.07 0.03 87.76 16:20:20 5 9.60 0.01 2.05 0.30 0.02 88.01 16:20:20 6 10.26 0.01 2.10 0.09 0.02 87.51 16:20:20 7 9.03 0.15 1.95 0.23 0.02 88.62 16:30:20 all 8.32 0.00 2.34 0.07 0.02 89.26 16:30:20 0 8.42 0.00 3.32 0.06 0.01 88.18 16:30:20 1 8.81 0.00 2.76 0.03 0.02 88.38 16:30:20 2 8.37 0.00 2.34 0.11 0.02 89.17 16:30:20 3 8.27 0.00 2.23 0.03 0.02 89.45 16:30:20 4 8.77 0.00 2.09 0.17 0.02 88.96 16:30:20 5 8.54 0.00 2.14 0.07 0.02 89.23 16:30:20 6 7.47 0.00 1.89 0.03 0.02 90.59 16:30:20 7 7.91 0.00 1.94 0.03 0.02 90.11 Average: all 12.45 0.02 2.68 0.38 0.02 84.45 Average: 0 11.98 0.01 3.22 0.24 0.02 84.53 Average: 1 12.56 0.01 2.91 0.52 0.02 83.98 Average: 2 12.26 0.06 2.75 0.38 0.02 84.54 Average: 3 13.08 0.01 2.72 0.48 0.02 83.69 Average: 4 12.50 0.01 2.53 0.32 0.02 84.62 Average: 5 13.38 0.01 2.53 0.40 0.02 83.67 Average: 6 12.01 0.01 2.48 0.32 0.02 85.15 Average: 7 11.84 0.06 2.32 0.35 0.02 85.41