---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10872 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 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 12G 66G 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 619 9272 4 6097 15027 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:44:b9:ea brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.186/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84710sec preferred_lft 84710sec inet6 fe80::f816:3eff:fe44:b9ea/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:75:a8:59:9c:6f 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-10872) 02/15/26 _x86_64_ (4 CPU) 22:25:15 LINUX RESTART (4 CPU) 22:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:40:05 30.38 1.76 27.77 0.84 502.68 1463.54 8200.24 22:50:05 38.45 3.41 32.41 2.63 176.66 9898.13 14227.01 Average: 34.41 2.59 30.09 1.74 339.68 5680.45 11213.35 22:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:40:05 12951152 15352148 637232 3.89 87664 2516528 1248520 7.17 392636 2723516 209800 22:50:05 7895224 13134824 2817448 17.21 145620 5167840 2968144 17.04 1297904 6743112 216936 Average: 10423188 14243486 1727340 10.55 116642 3842184 2108332 12.10 845270 4733314 213368 22:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:40:05 lo 0.23 0.23 0.02 0.02 0.00 0.00 0.00 0.00 22:40:05 ens3 39.45 26.96 365.96 5.57 0.00 0.00 0.00 0.00 22:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:05 lo 1041.52 1041.52 991.86 991.86 0.00 0.00 0.00 0.00 22:50:05 ens3 116.66 90.00 1133.33 18.57 0.00 0.00 0.00 0.00 22:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 520.83 520.83 495.90 495.90 0.00 0.00 0.00 0.00 Average: ens3 78.05 58.48 749.61 12.07 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-10872) 02/15/26 _x86_64_ (4 CPU) 22:25:15 LINUX RESTART (4 CPU) 22:30:04 CPU %user %nice %system %iowait %steal %idle 22:40:05 all 2.26 0.00 0.35 0.50 0.03 96.87 22:40:05 0 4.85 0.00 0.51 0.46 0.03 94.15 22:40:05 1 1.64 0.00 0.29 0.16 0.03 97.89 22:40:05 2 1.54 0.00 0.34 0.57 0.02 97.53 22:40:05 3 1.02 0.00 0.25 0.82 0.03 97.89 22:50:05 all 53.62 0.00 2.23 0.27 0.09 43.79 22:50:05 0 53.71 0.00 2.46 0.12 0.09 43.62 22:50:05 1 53.60 0.00 2.16 0.25 0.08 43.91 22:50:05 2 54.54 0.00 2.28 0.46 0.09 42.63 22:50:05 3 52.62 0.00 2.03 0.26 0.09 45.00 Average: all 27.91 0.00 1.29 0.39 0.06 70.36 Average: 0 29.24 0.00 1.48 0.29 0.06 68.93 Average: 1 27.59 0.00 1.22 0.20 0.06 70.92 Average: 2 28.02 0.00 1.31 0.52 0.05 70.10 Average: 3 26.78 0.00 1.14 0.54 0.06 71.49