---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-34689 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 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 709 9457 4 5822 14937 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:d4:dc:e1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.55/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84616sec preferred_lft 84616sec inet6 fe80::f816:3eff:fed4:dce1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:00:86:2f:77:17 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-34689) 01/13/26 _x86_64_ (4 CPU) 20:47:07 LINUX RESTART (4 CPU) 20:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:00:35 29.13 2.89 23.97 2.28 692.14 5604.62 31055.80 21:10:35 50.91 0.05 33.39 17.47 1.44 5615.85 265937.43 Average: 39.72 1.51 28.55 9.67 356.33 5610.08 145251.55 20:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:00:35 9225744 13388244 2564952 15.67 168192 4067448 2842100 16.31 985644 5715404 30248 21:10:35 7474488 12830040 3117920 19.04 183896 5193268 3258168 18.70 1231084 7174092 18088 Average: 8350116 13109142 2841436 17.35 176044 4630358 3050134 17.51 1108364 6444748 24168 20:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:00:35 lo 664.19 664.19 632.41 632.41 0.00 0.00 0.00 0.00 21:00:35 ens3 113.45 88.50 878.99 18.42 0.00 0.00 0.00 0.00 21:00:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:35 lo 1406.86 1406.86 1340.23 1340.23 0.00 0.00 0.00 0.00 21:10:35 ens3 65.86 48.07 215.64 14.43 0.00 0.00 0.00 0.00 21:10:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1025.26 1025.26 976.54 976.54 0.00 0.00 0.00 0.00 Average: ens3 90.31 68.84 556.48 16.48 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-34689) 01/13/26 _x86_64_ (4 CPU) 20:47:07 LINUX RESTART (4 CPU) 20:50:01 CPU %user %nice %system %iowait %steal %idle 21:00:35 all 59.74 0.00 2.22 1.05 0.10 36.89 21:00:35 0 60.00 0.00 1.86 1.36 0.09 36.68 21:00:35 1 62.14 0.00 2.47 2.54 0.10 32.74 21:00:35 2 58.59 0.00 2.07 0.21 0.10 39.03 21:00:35 3 58.22 0.00 2.49 0.11 0.10 39.08 21:10:35 all 60.08 0.00 2.45 0.31 0.11 37.04 21:10:35 0 58.64 0.00 2.31 0.23 0.11 38.71 21:10:35 1 60.62 0.00 2.27 0.26 0.10 36.74 21:10:35 2 58.15 0.00 2.59 0.53 0.11 38.62 21:10:35 3 62.92 0.00 2.64 0.23 0.10 34.11 Average: all 59.91 0.00 2.34 0.69 0.10 36.96 Average: 0 59.34 0.00 2.08 0.81 0.10 37.67 Average: 1 61.40 0.00 2.38 1.43 0.10 34.69 Average: 2 58.38 0.00 2.32 0.36 0.10 38.83 Average: 3 60.50 0.00 2.56 0.17 0.10 36.67