---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-62224 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 11G 67G 14% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 659 10382 4 4946 14986 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:54:3c:03 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.83/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84918sec preferred_lft 84918sec inet6 fe80::f816:3eff:fe54:3c03/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:73:9a:96:80:84 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 ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-4c-4g-62224) 10/05/26 _x86_64_ (4 CPU) 14:38:23 LINUX RESTART (4 CPU) 14:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:10 20.68 2.89 16.55 1.24 163.85 4601.18 2417.71 15:00:11 28.28 0.98 23.63 3.67 34.89 4603.58 4229.75 Average: 24.46 1.94 20.07 2.45 99.75 4602.37 3318.48 14:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:10 10301268 13799744 2158720 13.18 138112 3475272 2435140 13.98 581820 5098584 23060 15:00:11 10686572 15389928 560164 3.42 172544 4556548 1122784 6.44 905040 4276352 228 Average: 10493920 14594836 1359442 8.30 155328 4015910 1778962 10.21 743430 4687468 11644 14:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:10 lo 3.11 3.11 0.32 0.32 0.00 0.00 0.00 0.00 14:50:10 ens3 121.23 93.58 699.57 21.56 0.00 0.00 0.00 0.00 14:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:11 lo 1496.42 1496.42 1422.43 1422.43 0.00 0.00 0.00 0.00 15:00:11 ens3 101.16 83.69 462.89 90.04 0.00 0.00 0.00 0.00 15:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 745.44 745.44 707.25 707.25 0.00 0.00 0.00 0.00 Average: ens3 111.25 88.67 581.92 55.60 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 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-4c-4g-62224) 10/05/26 _x86_64_ (4 CPU) 14:38:23 LINUX RESTART (4 CPU) 14:40:01 CPU %user %nice %system %iowait %steal %idle 14:50:10 all 68.56 0.00 2.71 0.13 0.03 28.57 14:50:10 0 69.49 0.00 2.79 0.15 0.03 27.54 14:50:10 1 68.77 0.00 2.78 0.12 0.03 28.31 14:50:10 2 68.74 0.00 2.71 0.10 0.03 28.43 14:50:10 3 67.24 0.00 2.56 0.16 0.02 30.02 15:00:11 all 56.41 0.00 2.56 1.85 0.03 39.14 15:00:11 0 54.98 0.00 2.14 0.94 0.02 41.92 15:00:11 1 58.52 0.00 2.69 5.49 0.03 33.27 15:00:11 2 59.42 0.00 2.73 0.27 0.02 37.55 15:00:11 3 52.74 0.00 2.70 0.71 0.02 43.83 Average: all 62.52 0.00 2.63 0.99 0.03 33.83 Average: 0 62.27 0.00 2.46 0.54 0.03 34.69 Average: 1 63.68 0.00 2.73 2.79 0.03 30.77 Average: 2 64.11 0.00 2.72 0.18 0.03 32.97 Average: 3 60.03 0.00 2.63 0.44 0.02 36.89