---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8713 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 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 641 10411 4 4936 15004 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:ea:56:fd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.252/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84901sec preferred_lft 84901sec inet6 fe80::f816:3eff:feea:56fd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:66:d1:39:a9:a4 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::5466:d1ff:fe39:a9a4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-8713) 09/16/26 _x86_64_ (4 CPU) 20:16:21 LINUX RESTART (4 CPU) 20:20:25 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:30:39 48.63 0.04 39.59 9.01 1.42 3442.61 33322.05 20:40:06 27.32 2.07 23.41 1.84 336.81 3598.67 5271.61 Average: 38.40 1.01 31.82 5.57 162.47 3517.55 19852.79 20:20:25 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:30:39 10126384 13829644 2125728 12.98 181368 3605436 2315244 13.29 635496 5180732 26424 20:40:06 10657928 15348612 599276 3.66 208332 4508812 1212832 6.96 904140 4291032 608 Average: 10392156 14589128 1362502 8.32 194850 4057124 1764038 10.13 769818 4735882 13516 20:20:25 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:30:39 lo 4761.50 4761.50 4540.44 4540.44 0.00 0.00 0.00 0.00 20:30:39 ens3 55.36 46.39 15.98 15.22 0.00 0.00 0.00 0.00 20:30:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:06 lo 403.43 403.43 367.44 367.44 0.00 0.00 0.00 0.00 20:40:06 ens3 121.31 131.95 369.19 304.85 0.00 0.00 0.00 0.00 20:40:06 docker0 47.30 36.30 151.60 10.15 0.00 0.00 0.00 0.00 Average: lo 2668.84 2668.84 2536.65 2536.65 0.00 0.00 0.00 0.00 Average: ens3 87.03 87.47 185.58 154.30 0.00 0.00 0.00 0.00 Average: docker0 22.71 17.43 72.80 4.88 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-8713) 09/16/26 _x86_64_ (4 CPU) 20:16:21 LINUX RESTART (4 CPU) 20:20:25 CPU %user %nice %system %iowait %steal %idle 20:30:39 all 63.13 0.00 4.30 0.41 0.04 32.12 20:30:39 0 60.76 0.00 4.36 0.41 0.04 34.42 20:30:39 1 63.70 0.00 4.26 0.14 0.04 31.86 20:30:39 2 63.32 0.00 3.95 0.26 0.04 32.43 20:30:39 3 64.73 0.00 4.63 0.83 0.04 29.77 20:40:06 all 24.83 0.00 2.19 0.16 0.02 72.80 20:40:06 0 28.22 0.00 3.09 0.08 0.03 68.59 20:40:06 1 16.24 0.00 1.49 0.12 0.02 82.13 20:40:06 2 30.21 0.00 2.35 0.13 0.02 67.28 20:40:06 3 24.67 0.00 1.82 0.28 0.02 73.21 Average: all 44.73 0.00 3.28 0.29 0.03 51.67 Average: 0 45.13 0.00 3.75 0.26 0.03 50.83 Average: 1 40.89 0.00 2.93 0.13 0.03 56.02 Average: 2 47.42 0.00 3.18 0.20 0.03 49.17 Average: 3 45.48 0.00 3.28 0.56 0.03 50.64