---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-61792 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 18G 138G 12% / 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 752 18802 4 12537 30871 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:56:5a:99 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.217/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84452sec preferred_lft 84452sec inet6 fe80::f816:3eff:fe56:5a99/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:a7:45:86:d0:de 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::88a7:45ff:fe86:d0de/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-61792) 10/04/26 _x86_64_ (8 CPU) 00:23:24 LINUX RESTART (8 CPU) 00:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 8.83 0.05 8.36 0.42 2.58 2557.68 1290.46 00:50:09 41.97 2.35 38.51 1.11 332.41 23124.16 2951.25 Average: 25.62 1.22 23.64 0.77 169.69 12977.69 2131.90 00:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 23560272 29288180 3011876 9.17 171296 5719968 3209884 9.47 1275604 7487408 729372 00:50:09 19493240 31641444 627860 1.91 245584 11794520 1524060 4.49 3136488 9373156 380 Average: 21526756 30464812 1819868 5.54 208440 8757244 2366972 6.98 2206046 8430282 364876 00:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.77 1.77 0.16 0.16 0.00 0.00 0.00 0.00 00:40:01 ens3 60.12 51.01 244.18 13.01 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:09 lo 221.28 221.28 217.10 217.10 0.00 0.00 0.00 0.00 00:50:09 ens3 125.36 112.45 335.96 1270.74 0.00 0.00 0.00 0.00 00:50:09 docker0 79.18 72.19 1260.22 8.28 0.00 0.00 0.00 0.00 00:50:09 veth076da0f 79.17 72.20 1261.30 8.28 0.00 0.00 0.00 0.10 Average: lo 112.98 112.98 110.08 110.08 0.00 0.00 0.00 0.00 Average: ens3 93.17 82.14 290.68 650.24 0.00 0.00 0.00 0.00 Average: docker0 40.11 36.57 638.49 4.19 0.00 0.00 0.00 0.00 Average: veth076da0f 40.11 36.58 639.04 4.19 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-61792) 10/04/26 _x86_64_ (8 CPU) 00:23:24 LINUX RESTART (8 CPU) 00:30:09 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 35.09 0.00 1.62 0.03 0.02 63.25 00:40:01 0 33.95 0.00 1.65 0.04 0.02 64.34 00:40:01 1 32.09 0.00 1.86 0.03 0.02 66.00 00:40:01 2 36.37 0.00 1.56 0.03 0.02 62.01 00:40:01 3 35.47 0.00 1.67 0.06 0.02 62.79 00:40:01 4 40.98 0.00 1.71 0.03 0.03 57.25 00:40:01 5 34.08 0.00 1.49 0.03 0.02 64.38 00:40:01 6 33.35 0.00 1.50 0.03 0.02 65.10 00:40:01 7 34.40 0.00 1.49 0.01 0.02 64.08 00:50:09 all 13.79 0.00 1.55 0.20 0.01 84.44 00:50:09 0 15.72 0.00 2.15 0.28 0.02 81.84 00:50:09 1 13.83 0.00 1.37 0.17 0.01 84.62 00:50:09 2 16.96 0.00 1.98 0.26 0.02 80.79 00:50:09 3 14.80 0.00 1.67 0.24 0.01 83.28 00:50:09 4 11.88 0.00 1.39 0.35 0.01 86.37 00:50:09 5 16.02 0.00 1.48 0.12 0.02 82.35 00:50:09 6 9.02 0.00 1.22 0.13 0.01 89.63 00:50:09 7 12.07 0.00 1.16 0.07 0.01 86.69 Average: all 24.29 0.00 1.58 0.12 0.02 73.99 Average: 0 24.71 0.00 1.90 0.16 0.02 73.21 Average: 1 22.82 0.00 1.61 0.10 0.02 75.45 Average: 2 26.55 0.00 1.78 0.15 0.02 71.51 Average: 3 24.99 0.00 1.67 0.15 0.02 73.18 Average: 4 26.23 0.00 1.55 0.19 0.02 72.02 Average: 5 24.93 0.00 1.49 0.07 0.02 73.49 Average: 6 21.03 0.00 1.36 0.08 0.01 77.52 Average: 7 23.09 0.00 1.32 0.04 0.01 75.53