---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-22378 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 nrip_save 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 17G 61G 22% / 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 726 10940 3 4322 14920 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:87:f6:a3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.1/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 77555sec preferred_lft 77555sec inet6 fe80::f816:3eff:fe87:f6a3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:33:19:5d:37:85 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::2433:19ff:fe5d:3785/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-22378) 03/25/26 _x86_64_ (4 CPU) 00:00:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:14 11.39 0.32 10.57 0.49 11.91 664.39 343.09 00:20:11 6.26 0.04 5.96 0.26 3.31 192.68 84.32 Average: 8.83 0.18 8.27 0.38 7.62 429.07 214.00 00:00:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:14 8850588 12466656 3471892 21.20 269292 3323572 4904508 28.15 1951968 5010904 488 00:20:11 6947640 10593104 5344228 32.64 270388 3351840 6007788 34.48 1965320 6885060 152 Average: 7899114 11529880 4408060 26.92 269840 3337706 5456148 31.32 1958644 5947982 320 00:00:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:14 lo 17.86 17.86 9.96 9.96 0.00 0.00 0.00 0.00 00:10:14 ens3 0.94 0.75 0.24 0.19 0.00 0.00 0.00 0.00 00:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:20:11 lo 29.57 29.57 12.37 12.37 0.00 0.00 0.00 0.00 00:20:11 ens3 0.82 0.78 0.20 0.15 0.00 0.00 0.00 0.00 00:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.70 23.70 11.16 11.16 0.00 0.00 0.00 0.00 Average: ens3 0.88 0.77 0.22 0.17 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-22378) 03/25/26 _x86_64_ (4 CPU) 00:00:14 CPU %user %nice %system %iowait %steal %idle 00:10:14 all 17.33 0.00 0.72 0.04 0.08 81.83 00:10:14 0 16.82 0.00 0.74 0.03 0.08 82.34 00:10:14 1 17.89 0.00 0.86 0.03 0.08 81.14 00:10:14 2 17.11 0.00 0.72 0.01 0.08 82.07 00:10:14 3 17.51 0.00 0.56 0.10 0.07 81.75 00:20:11 all 12.26 0.00 0.48 0.03 0.08 87.15 00:20:11 0 12.04 0.00 0.54 0.07 0.08 87.27 00:20:11 1 11.95 0.00 0.50 0.03 0.08 87.45 00:20:11 2 12.54 0.00 0.44 0.01 0.08 86.93 00:20:11 3 12.53 0.00 0.44 0.02 0.08 86.93 Average: all 14.80 0.00 0.60 0.04 0.08 84.48 Average: 0 14.43 0.00 0.64 0.05 0.08 84.80 Average: 1 14.93 0.00 0.68 0.03 0.08 84.29 Average: 2 14.83 0.00 0.58 0.01 0.08 84.49 Average: 3 15.03 0.00 0.50 0.06 0.08 84.33