---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1112 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 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 830 16142 4 15118 30793 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:99:79:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.62/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85098sec preferred_lft 85098sec inet6 fe80::f816:3eff:fe99:796d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:49:28:eb:73:97 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::a049:28ff:feeb:7397/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-1112) 11/05/26 _x86_64_ (8 CPU) 12:31:49 LINUX RESTART (8 CPU) 12:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:24 118.86 1.05 89.79 28.03 33.33 12807.89 461414.35 Average: 118.86 1.05 89.79 28.03 33.33 12807.89 461414.35 12:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:24 567684 15930224 15119456 46.01 551288 15133168 26426908 77.93 4091456 24559200 24904 Average: 567684 15930224 15119456 46.01 551288 15133168 26426908 77.93 4091456 24559200 24904 12:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:24 lo 63.00 63.00 289.15 289.15 0.00 0.00 0.00 0.00 12:50:24 ens3 38.63 26.88 498.49 6.09 0.00 0.00 0.00 0.00 12:50:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:24 br-49f784915c1e 51.01 56.78 78.25 251.61 0.00 0.00 0.00 0.00 12:50:24 veth004d0b2 18.84 20.46 70.01 61.00 0.00 0.00 0.00 0.01 12:50:24 veth3d0129c 0.13 0.21 0.01 0.03 0.00 0.00 0.00 0.00 12:50:24 vethfe86ac4 67.69 73.93 78.92 515.04 0.00 0.00 0.00 0.04 12:50:24 veth90c0c99 142.70 150.43 91.46 75.66 0.00 0.00 0.00 0.01 12:50:24 vethf5750e0 31.99 30.42 266.95 70.20 0.00 0.00 0.00 0.02 12:50:24 veth6315bac 105.79 98.35 120.60 57.94 0.00 0.00 0.00 0.01 12:50:24 veth019ede8 48.97 47.78 28.13 35.68 0.00 0.00 0.00 0.00 Average: lo 63.00 63.00 289.15 289.15 0.00 0.00 0.00 0.00 Average: ens3 38.63 26.88 498.49 6.09 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: br-49f784915c1e 51.01 56.78 78.25 251.61 0.00 0.00 0.00 0.00 Average: veth004d0b2 18.84 20.46 70.01 61.00 0.00 0.00 0.00 0.01 Average: veth3d0129c 0.13 0.21 0.01 0.03 0.00 0.00 0.00 0.00 Average: vethfe86ac4 67.69 73.93 78.92 515.04 0.00 0.00 0.00 0.04 Average: veth90c0c99 142.70 150.43 91.46 75.66 0.00 0.00 0.00 0.01 Average: vethf5750e0 31.99 30.42 266.95 70.20 0.00 0.00 0.00 0.02 Average: veth6315bac 105.79 98.35 120.60 57.94 0.00 0.00 0.00 0.01 Average: veth019ede8 48.97 47.78 28.13 35.68 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-1112) 11/05/26 _x86_64_ (8 CPU) 12:31:49 LINUX RESTART (8 CPU) 12:40:00 CPU %user %nice %system %iowait %steal %idle 12:50:24 all 23.83 0.03 4.59 0.40 0.03 71.11 12:50:24 0 23.15 0.04 5.61 0.28 0.03 70.89 12:50:24 1 23.65 0.05 4.81 0.28 0.03 71.19 12:50:24 2 24.60 0.03 4.49 0.38 0.03 70.47 12:50:24 3 23.52 0.03 4.43 0.24 0.02 71.76 12:50:24 4 23.85 0.02 4.42 0.26 0.03 71.42 12:50:24 5 24.01 0.03 4.43 0.44 0.03 71.07 12:50:24 6 23.80 0.03 4.35 0.96 0.03 70.84 12:50:24 7 24.11 0.02 4.20 0.39 0.02 71.25 Average: all 23.83 0.03 4.59 0.40 0.03 71.11 Average: 0 23.15 0.04 5.61 0.28 0.03 70.89 Average: 1 23.65 0.05 4.81 0.28 0.03 71.19 Average: 2 24.60 0.03 4.49 0.38 0.03 70.47 Average: 3 23.52 0.03 4.43 0.24 0.02 71.76 Average: 4 23.85 0.02 4.42 0.26 0.03 71.42 Average: 5 24.01 0.03 4.43 0.44 0.03 71.07 Average: 6 23.80 0.03 4.35 0.96 0.03 70.84 Average: 7 24.11 0.02 4.20 0.39 0.02 71.25