---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1998 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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: 5600.00 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 24G 132G 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 998 13227 4 17866 30625 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:5e:70:c0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.75/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84190sec preferred_lft 84190sec inet6 fe80::f816:3eff:fe5e:70c0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:80:53:1e:8f:21 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::7480:53ff:fe1e:8f21/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1998) 10/15/26 _x86_64_ (8 CPU) 15:23:42 LINUX RESTART (8 CPU) 15:30:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:12 109.56 0.90 103.21 5.45 26.52 11329.92 25952.49 15:50:12 18.77 0.09 17.46 1.22 10.77 4517.51 1881.33 16:00:12 133.14 0.16 125.14 7.84 16.03 27246.28 106012.65 Average: 87.16 0.38 81.94 4.84 17.77 14364.64 44615.83 15:30:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:12 12024968 23224876 9003160 27.40 511844 10117348 11274920 33.25 2963820 16521952 1108 15:50:12 11301336 23808444 8411664 25.60 524232 11357368 12061772 35.57 3188100 16951124 2248 16:00:12 13564672 31373420 829664 2.52 565416 16422404 1640844 4.84 5678992 11994232 10016 Average: 12296992 26135580 6081496 18.51 533831 12632373 8325845 24.55 3943637 15155769 4457 15:30:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:12 lo 2.53 2.53 1.05 1.05 0.00 0.00 0.00 0.00 15:40:12 ens3 317.65 225.24 875.30 643.03 0.00 0.00 0.00 0.00 15:40:12 docker0 4.68 8.18 0.31 164.39 0.00 0.00 0.00 0.00 15:50:12 lo 7.18 7.18 1.11 1.11 0.00 0.00 0.00 0.00 15:50:12 ens3 105.41 64.16 506.60 167.92 0.00 0.00 0.00 0.00 15:50:12 docker0 0.19 0.18 0.01 0.03 0.00 0.00 0.00 0.00 15:50:12 veth28b6bc2 0.02 0.04 0.00 0.00 0.00 0.00 0.00 0.00 15:50:12 vethd87e282 0.17 0.18 0.01 0.03 0.00 0.00 0.00 0.00 16:00:12 lo 2.82 2.82 0.72 0.72 0.00 0.00 0.00 0.00 16:00:12 ens3 176.47 127.76 931.13 1484.36 0.00 0.00 0.00 0.00 16:00:12 docker0 22.55 47.16 1.69 603.17 0.00 0.00 0.00 0.00 Average: lo 4.18 4.18 0.96 0.96 0.00 0.00 0.00 0.00 Average: ens3 199.84 139.05 771.01 765.11 0.00 0.00 0.00 0.00 Average: docker0 9.14 18.51 0.67 255.86 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1998) 10/15/26 _x86_64_ (8 CPU) 15:23:42 LINUX RESTART (8 CPU) 15:30:12 CPU %user %nice %system %iowait %steal %idle 15:40:12 all 74.84 0.00 3.89 0.18 0.03 21.06 15:40:12 0 73.32 0.00 4.06 0.10 0.04 22.49 15:40:12 1 78.46 0.00 4.01 0.13 0.04 17.36 15:40:12 2 72.39 0.00 3.78 0.20 0.03 23.60 15:40:12 3 76.00 0.00 3.91 0.14 0.03 19.91 15:40:12 4 73.59 0.00 4.02 0.16 0.03 22.19 15:40:12 5 76.18 0.00 3.76 0.14 0.03 19.89 15:40:12 6 74.78 0.00 3.74 0.18 0.03 21.28 15:40:12 7 73.98 0.00 3.85 0.39 0.04 21.74 15:50:12 all 96.38 0.00 3.47 0.00 0.03 0.11 15:50:12 0 96.34 0.00 3.50 0.00 0.03 0.13 15:50:12 1 96.29 0.00 3.57 0.00 0.02 0.11 15:50:12 2 96.42 0.00 3.44 0.00 0.05 0.09 15:50:12 3 96.20 0.00 3.59 0.01 0.03 0.17 15:50:12 4 96.33 0.00 3.53 0.00 0.03 0.11 15:50:12 5 96.47 0.00 3.40 0.01 0.03 0.10 15:50:12 6 96.65 0.00 3.21 0.00 0.03 0.11 15:50:12 7 96.36 0.00 3.52 0.00 0.03 0.09 16:00:12 all 63.24 0.00 4.09 0.67 0.03 31.97 16:00:12 0 62.72 0.00 4.01 0.73 0.03 32.51 16:00:12 1 62.22 0.00 4.10 0.77 0.03 32.87 16:00:12 2 64.98 0.00 4.31 0.51 0.03 30.17 16:00:12 3 63.02 0.00 4.29 0.50 0.03 32.16 16:00:12 4 64.39 0.00 4.01 0.59 0.04 30.97 16:00:12 5 62.95 0.00 4.19 0.95 0.03 31.88 16:00:12 6 61.78 0.00 3.84 0.56 0.03 33.80 16:00:12 7 63.85 0.00 3.96 0.77 0.03 31.39 Average: all 78.18 0.00 3.82 0.28 0.03 17.69 Average: 0 77.47 0.00 3.85 0.28 0.03 18.36 Average: 1 79.02 0.00 3.90 0.30 0.03 16.76 Average: 2 77.95 0.00 3.84 0.24 0.04 17.93 Average: 3 78.43 0.00 3.93 0.21 0.03 17.40 Average: 4 78.13 0.00 3.85 0.25 0.03 17.73 Average: 5 78.56 0.00 3.78 0.37 0.03 17.26 Average: 6 77.76 0.00 3.60 0.25 0.03 18.37 Average: 7 78.09 0.00 3.78 0.39 0.03 17.71