---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-60377 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): 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: 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: 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 12G 67G 15% / 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 700 9448 4 5839 14945 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:f9:96:ce brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.118/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84716sec preferred_lft 84716sec inet6 fe80::f816:3eff:fef9:96ce/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:86:e8:c3:ab:14 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-60377) 09/28/26 _x86_64_ (4 CPU) 06:26:22 LINUX RESTART (4 CPU) 06:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 32.85 0.72 28.96 3.17 226.53 4290.81 10491.67 06:50:10 26.52 0.07 23.65 2.80 1.72 5707.90 7137.60 Average: 29.65 0.39 26.28 2.98 113.14 5005.56 8799.95 06:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 9077100 13211460 2742452 16.75 166068 4041892 3001780 17.23 799176 6058908 114036 06:50:10 7257384 12617024 3330720 20.34 190736 5178264 3512276 20.16 1068572 7530984 22792 Average: 8167242 12914242 3036586 18.55 178402 4610078 3257028 18.70 933874 6794946 68414 06:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 1517.15 1517.15 1446.02 1446.02 0.00 0.00 0.00 0.00 06:40:01 ens3 81.46 61.78 417.17 15.17 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:10 lo 726.71 726.71 691.32 691.32 0.00 0.00 0.00 0.00 06:50:10 ens3 61.80 47.00 232.52 13.08 0.00 0.00 0.00 0.00 06:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1118.47 1118.47 1065.37 1065.37 0.00 0.00 0.00 0.00 Average: ens3 71.54 54.33 324.03 14.11 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-60377) 09/28/26 _x86_64_ (4 CPU) 06:26:22 LINUX RESTART (4 CPU) 06:30:02 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 63.60 0.00 2.65 0.10 0.02 33.63 06:40:01 0 63.88 0.00 2.61 0.10 0.03 33.38 06:40:01 1 64.02 0.00 2.73 0.13 0.02 33.11 06:40:01 2 62.57 0.00 2.47 0.12 0.03 34.81 06:40:01 3 63.91 0.00 2.79 0.05 0.02 33.23 06:50:10 all 59.14 0.00 2.46 0.08 0.03 38.29 06:50:10 0 60.27 0.00 2.59 0.06 0.03 37.05 06:50:10 1 59.89 0.00 2.31 0.06 0.03 37.70 06:50:10 2 56.33 0.00 2.19 0.08 0.02 41.38 06:50:10 3 60.07 0.00 2.75 0.11 0.03 37.03 Average: all 61.35 0.00 2.56 0.09 0.03 35.98 Average: 0 62.06 0.00 2.60 0.08 0.03 35.23 Average: 1 61.94 0.00 2.52 0.10 0.02 35.42 Average: 2 59.43 0.00 2.33 0.10 0.02 38.12 Average: 3 61.97 0.00 2.77 0.08 0.03 35.14