---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8515 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: 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 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 663 10005 4 5320 14983 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:f3:5a:ec brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.175/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84346sec preferred_lft 84346sec inet6 fe80::f816:3eff:fef3:5aec/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:35:55:44:dc:81 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-8515) 02/07/26 _x86_64_ (4 CPU) 18:23:18 LINUX RESTART (4 CPU) 18:30:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:01 49.05 0.03 41.25 7.78 0.65 1786.01 150864.48 18:50:23 25.65 0.16 21.88 3.61 5.24 1912.16 24354.19 Average: 37.07 0.09 31.33 5.64 3.00 1850.59 86096.14 18:30:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:01 9673932 13038904 2920876 17.84 151512 3350884 3200516 18.37 735588 5593356 416 18:50:23 9013896 12800616 3155392 19.27 170976 3721912 3407316 19.56 870528 6085456 19836 Average: 9343914 12919760 3038134 18.56 161244 3536398 3303916 18.96 803058 5839406 10126 18:30:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:01 lo 30.90 30.90 7.24 7.24 0.00 0.00 0.00 0.00 18:40:01 ens3 15.86 13.10 14.08 4.38 0.00 0.00 0.00 0.00 18:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:23 lo 1453.14 1453.14 1362.02 1362.02 0.00 0.00 0.00 0.00 18:50:23 ens3 47.17 37.15 252.82 10.00 0.00 0.00 0.00 0.00 18:50:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 759.03 759.03 700.83 700.83 0.00 0.00 0.00 0.00 Average: ens3 31.89 25.41 136.31 7.25 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-8515) 02/07/26 _x86_64_ (4 CPU) 18:23:18 LINUX RESTART (4 CPU) 18:30:07 CPU %user %nice %system %iowait %steal %idle 18:40:01 all 28.86 0.00 1.17 0.36 0.09 69.52 18:40:01 0 28.97 0.00 1.19 0.13 0.09 69.63 18:40:01 1 28.44 0.00 1.12 0.30 0.09 70.05 18:40:01 2 28.78 0.00 1.40 0.90 0.09 68.83 18:40:01 3 29.25 0.00 0.97 0.12 0.09 69.58 18:50:23 all 34.79 0.00 1.83 0.08 0.09 63.22 18:50:23 0 33.47 0.00 1.66 0.05 0.09 64.73 18:50:23 1 35.55 0.00 1.88 0.03 0.09 62.44 18:50:23 2 34.90 0.00 1.72 0.18 0.09 63.11 18:50:23 3 35.22 0.00 2.05 0.06 0.09 62.58 Average: all 31.89 0.00 1.51 0.22 0.09 66.29 Average: 0 31.27 0.00 1.43 0.09 0.09 67.12 Average: 1 32.08 0.00 1.51 0.16 0.09 66.16 Average: 2 31.92 0.00 1.56 0.53 0.09 65.90 Average: 3 32.30 0.00 1.52 0.09 0.09 66.00