---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-23123 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 68G 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 612 10532 4 4844 15034 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:44:9e:bc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.137/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84834sec preferred_lft 84834sec inet6 fe80::f816:3eff:fe44:9ebc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:f5:4b:3e:0b:da 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-23123) 01/08/26 _x86_64_ (4 CPU) 12:56:54 LINUX RESTART (4 CPU) 13:00:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:12 6.17 0.53 5.25 0.39 414.65 1021.44 4553.03 13:20:12 12.66 0.53 11.34 0.78 19.41 1868.05 1664.87 Average: 9.41 0.53 8.30 0.58 217.03 1444.75 3108.95 13:00:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:12 8284368 11306588 4657276 28.44 113096 3080260 4808012 27.60 616848 7137388 116 13:20:12 9220104 12964640 2995316 18.29 138292 3738136 3126260 17.94 825836 5948540 275116 Average: 8752236 12135614 3826296 23.37 125694 3409198 3967136 22.77 721342 6542964 137616 13:00:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:12 lo 0.63 0.63 0.38 0.38 0.00 0.00 0.00 0.00 13:10:12 ens3 25.01 19.09 205.19 2.94 0.00 0.00 0.00 0.00 13:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:12 lo 278.81 278.81 265.46 265.46 0.00 0.00 0.00 0.00 13:20:12 ens3 37.72 26.03 409.24 3.42 0.00 0.00 0.00 0.00 13:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 139.72 139.72 132.92 132.92 0.00 0.00 0.00 0.00 Average: ens3 31.36 22.56 307.21 3.18 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-23123) 01/08/26 _x86_64_ (4 CPU) 12:56:54 LINUX RESTART (4 CPU) 13:00:12 CPU %user %nice %system %iowait %steal %idle 13:10:12 all 46.94 0.00 0.74 0.05 0.08 52.19 13:10:12 0 36.61 0.00 0.61 0.10 0.08 62.60 13:10:12 1 44.00 0.00 0.77 0.03 0.09 55.11 13:10:12 2 56.16 0.00 0.83 0.05 0.08 42.89 13:10:12 3 51.01 0.00 0.76 0.02 0.08 48.13 13:20:12 all 56.15 0.00 1.00 0.04 0.08 42.73 13:20:12 0 62.74 0.00 1.15 0.05 0.09 35.97 13:20:12 1 44.14 0.00 1.00 0.04 0.08 54.74 13:20:12 2 51.18 0.00 0.96 0.03 0.09 47.74 13:20:12 3 66.52 0.00 0.89 0.03 0.09 32.47 Average: all 51.54 0.00 0.87 0.04 0.08 47.46 Average: 0 49.68 0.00 0.88 0.08 0.08 49.29 Average: 1 44.07 0.00 0.89 0.04 0.08 54.92 Average: 2 53.67 0.00 0.90 0.04 0.08 45.32 Average: 3 58.77 0.00 0.83 0.03 0.08 40.30