---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-4916 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 62G 21% / 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 707 10846 3 4436 14939 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:22:c3:57 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.18/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84510sec preferred_lft 84510sec inet6 fe80::f816:3eff:fe22:c357/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:24:fa:a3:29:20 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::8024:faff:fea3:2920/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-4916) 04/20/26 _x86_64_ (4 CPU) 15:21:00 LINUX RESTART (4 CPU) 15:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:02 74.22 26.19 45.11 2.92 362.20 5078.10 2902.43 15:50:01 16.21 0.12 15.37 0.72 3.54 421.96 474.31 Average: 45.28 13.18 30.27 1.82 183.28 2755.36 1691.15 15:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:02 7980576 11880580 4054048 24.76 271400 3568824 4726256 27.13 2261392 5524284 4544 15:50:01 9589968 13598920 2337436 14.28 276256 3667272 3611132 20.73 2309716 3865748 60268 Average: 8785272 12739750 3195742 19.52 273828 3618048 4168694 23.93 2285554 4695016 32406 15:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:02 lo 21.89 21.89 16.43 16.43 0.00 0.00 0.00 0.00 15:40:02 ens3 2.27 2.14 0.77 0.68 0.00 0.00 0.00 0.00 15:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:01 lo 12.59 12.59 6.35 6.35 0.00 0.00 0.00 0.00 15:50:01 ens3 1.23 0.96 0.34 0.33 0.00 0.00 0.00 0.00 15:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 17.25 17.25 11.40 11.40 0.00 0.00 0.00 0.00 Average: ens3 1.75 1.55 0.56 0.51 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-4916) 04/20/26 _x86_64_ (4 CPU) 15:21:00 LINUX RESTART (4 CPU) 15:30:01 CPU %user %nice %system %iowait %steal %idle 15:40:02 all 57.10 0.00 2.08 0.14 0.10 40.59 15:40:02 0 57.63 0.00 1.94 0.06 0.10 40.28 15:40:02 1 56.90 0.00 2.17 0.22 0.10 40.60 15:40:02 2 57.35 0.00 2.10 0.18 0.10 40.28 15:40:02 3 56.51 0.00 2.11 0.10 0.10 41.18 15:50:01 all 23.02 0.00 0.93 0.05 0.07 75.93 15:50:01 0 22.56 0.00 0.89 0.02 0.07 76.45 15:50:01 1 22.42 0.00 0.96 0.07 0.08 76.46 15:50:01 2 23.27 0.00 0.95 0.05 0.08 75.66 15:50:01 3 23.84 0.00 0.92 0.04 0.07 75.13 Average: all 40.08 0.00 1.51 0.09 0.09 58.23 Average: 0 40.12 0.00 1.42 0.04 0.08 58.34 Average: 1 39.69 0.00 1.57 0.15 0.09 58.51 Average: 2 40.31 0.00 1.53 0.12 0.09 57.96 Average: 3 40.21 0.00 1.51 0.07 0.09 58.12