---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-81 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 17G 139G 11% / 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 745 19966 4 11380 30877 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:bc:ba:e4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.102/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84306sec preferred_lft 84306sec inet6 fe80::f816:3eff:febc:bae4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:ab:3c:63:5f:f3 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::d4ab:3cff:fe63:5ff3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-81) 09/05/26 _x86_64_ (8 CPU) 00:23:20 LINUX RESTART (8 CPU) 00:30:34 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:05 7.60 0.05 7.08 0.47 1.75 2180.27 115.05 00:50:31 37.48 2.14 34.26 1.08 305.91 20659.83 2608.47 Average: 23.22 1.14 21.29 0.79 160.82 11844.49 1419.03 00:30:34 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:05 24512552 28997764 3309524 10.07 150024 4540128 3347000 9.87 837464 7027208 31160 00:50:31 20618028 31626032 651404 1.98 225832 10724408 1502260 4.43 2799264 8631432 288 Average: 22565290 30311898 1980464 6.03 187928 7632268 2424630 7.15 1818364 7829320 15724 00:30:34 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:05 lo 1.86 1.86 0.17 0.17 0.00 0.00 0.00 0.00 00:40:05 ens3 40.95 33.96 122.47 10.61 0.00 0.00 0.00 0.00 00:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:31 lo 227.03 227.03 221.32 221.32 0.00 0.00 0.00 0.00 00:50:31 ens3 76.34 64.52 330.11 507.08 0.00 0.00 0.00 0.00 00:50:31 docker0 26.49 27.17 495.93 3.76 0.00 0.00 0.00 0.00 00:50:31 veth8ee3393 26.49 27.18 496.30 3.76 0.00 0.00 0.00 0.04 Average: lo 119.62 119.62 115.82 115.82 0.00 0.00 0.00 0.00 Average: ens3 59.46 49.94 231.06 270.25 0.00 0.00 0.00 0.00 Average: docker0 13.85 14.21 259.36 1.97 0.00 0.00 0.00 0.00 Average: veth8ee3393 13.85 14.21 259.55 1.97 0.00 0.00 0.00 0.02 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-81) 09/05/26 _x86_64_ (8 CPU) 00:23:20 LINUX RESTART (8 CPU) 00:30:34 CPU %user %nice %system %iowait %steal %idle 00:40:05 all 36.33 0.00 1.57 0.03 0.02 62.05 00:40:05 0 27.48 0.00 1.55 0.01 0.01 70.95 00:40:05 1 35.21 0.00 1.54 0.03 0.02 63.21 00:40:05 2 37.88 0.00 1.33 0.04 0.02 60.73 00:40:05 3 44.81 0.00 1.75 0.03 0.02 53.38 00:40:05 4 37.58 0.00 1.60 0.01 0.02 60.79 00:40:05 5 36.89 0.00 1.80 0.05 0.02 61.24 00:40:05 6 34.73 0.00 1.53 0.02 0.02 63.71 00:40:05 7 36.12 0.00 1.44 0.07 0.02 62.36 00:50:31 all 13.85 0.00 1.39 0.21 0.01 84.54 00:50:31 0 11.82 0.00 1.21 0.26 0.01 86.70 00:50:31 1 17.24 0.00 1.57 0.30 0.02 80.88 00:50:31 2 12.66 0.00 1.06 0.17 0.01 86.09 00:50:31 3 13.14 0.00 1.56 0.18 0.01 85.11 00:50:31 4 13.04 0.00 1.46 0.24 0.01 85.25 00:50:31 5 14.89 0.00 1.88 0.17 0.01 83.05 00:50:31 6 14.37 0.00 1.37 0.23 0.01 84.02 00:50:31 7 13.62 0.00 1.02 0.09 0.01 85.26 Average: all 24.57 0.00 1.48 0.12 0.02 73.81 Average: 0 19.30 0.00 1.37 0.14 0.01 79.18 Average: 1 25.82 0.00 1.56 0.17 0.02 72.44 Average: 2 24.69 0.00 1.19 0.11 0.02 73.99 Average: 3 28.24 0.00 1.65 0.11 0.02 69.98 Average: 4 24.74 0.00 1.53 0.13 0.02 73.58 Average: 5 25.38 0.00 1.84 0.11 0.02 72.65 Average: 6 24.08 0.00 1.45 0.13 0.02 74.33 Average: 7 24.35 0.00 1.22 0.08 0.02 74.33