---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18579 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 21G 135G 14% / 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 811 17443 4 13837 30812 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:59:90:ea brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.251/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84983sec preferred_lft 84983sec inet6 fe80::f816:3eff:fe59:90ea/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:24:c4:c9:87:e3 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::3c24:c4ff:fec9:87e3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-18579) 09/07/26 _x86_64_ (8 CPU) 15:45:34 LINUX RESTART (8 CPU) 15:50:31 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:14 291.85 7.07 258.07 26.72 966.67 45510.99 580889.10 Average: 291.85 7.07 258.07 26.72 966.67 45510.99 580889.10 15:50:31 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:14 15300064 28302836 3934292 11.97 224804 12706704 11819516 34.85 2810072 13879440 376 Average: 15300064 28302836 3934292 11.97 224804 12706704 11819516 34.85 2810072 13879440 376 15:50:31 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:14 lo 0.79 0.79 0.08 0.08 0.00 0.00 0.00 0.00 16:00:14 ens3 425.16 308.02 3872.81 53.54 0.00 0.00 0.00 0.00 16:00:14 docker0 5.09 7.56 0.28 106.43 0.00 0.00 0.00 0.00 16:00:14 br-e5d0ef1639cf 1.81 2.50 0.13 37.20 0.00 0.00 0.00 0.00 16:00:14 veth3d3a56e 0.54 0.67 0.07 2.37 0.00 0.00 0.00 0.00 16:00:14 vethf674775 2.86 2.74 0.32 0.35 0.00 0.00 0.00 0.00 16:00:14 vethb170675 2.19 2.48 0.40 0.51 0.00 0.00 0.00 0.00 16:00:14 veth0fed516 0.43 0.55 0.04 0.83 0.00 0.00 0.00 0.00 16:00:14 veth93e1814 1.55 2.50 0.13 37.14 0.00 0.00 0.00 0.00 16:00:14 veth34b48f2 0.55 0.80 0.53 0.08 0.00 0.00 0.00 0.00 16:00:14 veth4870a96 0.62 0.79 0.54 0.08 0.00 0.00 0.00 0.00 16:00:14 veth805d500 0.62 0.79 0.55 0.08 0.00 0.00 0.00 0.00 16:00:14 veth933f212 0.64 0.82 0.55 0.08 0.00 0.00 0.00 0.00 16:00:14 veth3ab6c23 0.61 0.78 0.54 0.08 0.00 0.00 0.00 0.00 16:00:14 veth9395474 2.18 2.25 1.12 0.32 0.00 0.00 0.00 0.00 16:00:14 veth80a05c9 0.42 0.37 0.16 0.16 0.00 0.00 0.00 0.00 Average: lo 0.79 0.79 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 425.16 308.02 3872.81 53.54 0.00 0.00 0.00 0.00 Average: docker0 5.09 7.56 0.28 106.43 0.00 0.00 0.00 0.00 Average: br-e5d0ef1639cf 1.81 2.50 0.13 37.20 0.00 0.00 0.00 0.00 Average: veth3d3a56e 0.54 0.67 0.07 2.37 0.00 0.00 0.00 0.00 Average: vethf674775 2.86 2.74 0.32 0.35 0.00 0.00 0.00 0.00 Average: vethb170675 2.19 2.48 0.40 0.51 0.00 0.00 0.00 0.00 Average: veth0fed516 0.43 0.55 0.04 0.83 0.00 0.00 0.00 0.00 Average: veth93e1814 1.55 2.50 0.13 37.14 0.00 0.00 0.00 0.00 Average: veth34b48f2 0.55 0.80 0.53 0.08 0.00 0.00 0.00 0.00 Average: veth4870a96 0.62 0.79 0.54 0.08 0.00 0.00 0.00 0.00 Average: veth805d500 0.62 0.79 0.55 0.08 0.00 0.00 0.00 0.00 Average: veth933f212 0.64 0.82 0.55 0.08 0.00 0.00 0.00 0.00 Average: veth3ab6c23 0.61 0.78 0.54 0.08 0.00 0.00 0.00 0.00 Average: veth9395474 2.18 2.25 1.12 0.32 0.00 0.00 0.00 0.00 Average: veth80a05c9 0.42 0.37 0.16 0.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-18579) 09/07/26 _x86_64_ (8 CPU) 15:45:34 LINUX RESTART (8 CPU) 15:50:31 CPU %user %nice %system %iowait %steal %idle 16:00:14 all 14.69 0.00 3.64 1.35 0.04 80.28 16:00:14 0 10.98 0.00 3.57 0.95 0.03 84.46 16:00:14 1 14.40 0.00 3.72 1.82 0.04 80.02 16:00:14 2 13.91 0.00 3.83 1.46 0.04 80.76 16:00:14 3 16.62 0.00 3.86 1.80 0.04 77.68 16:00:14 4 16.82 0.00 3.86 1.20 0.03 78.08 16:00:14 5 16.86 0.00 3.48 1.08 0.04 78.55 16:00:14 6 13.45 0.00 3.57 1.19 0.04 81.75 16:00:14 7 14.54 0.00 3.19 1.30 0.04 80.93 Average: all 14.69 0.00 3.64 1.35 0.04 80.28 Average: 0 10.98 0.00 3.57 0.95 0.03 84.46 Average: 1 14.40 0.00 3.72 1.82 0.04 80.02 Average: 2 13.91 0.00 3.83 1.46 0.04 80.76 Average: 3 16.62 0.00 3.86 1.80 0.04 77.68 Average: 4 16.82 0.00 3.86 1.20 0.03 78.08 Average: 5 16.86 0.00 3.48 1.08 0.04 78.55 Average: 6 13.45 0.00 3.57 1.19 0.04 81.75 Average: 7 14.54 0.00 3.19 1.30 0.04 80.93