---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-583 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: 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 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 618 10309 4 5061 15028 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:21:f8:c4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.227/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82670sec preferred_lft 82670sec inet6 fe80::f816:3eff:fe21:f8c4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:e6:d4:e8:bb:46 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-583) 01/16/26 _x86_64_ (4 CPU) 00:00:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:08 1.64 0.19 1.44 0.01 4.77 22.97 0.49 00:20:08 1.25 0.00 1.25 0.00 0.01 14.69 0.00 00:30:08 55.86 4.40 37.74 13.73 830.80 3997.04 249420.71 00:40:00 3.63 0.06 3.43 0.14 6.86 486.33 20.00 Average: 15.64 1.17 10.99 3.48 211.34 1132.55 62582.14 00:00:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:08 13702888 15526032 490540 3.00 57208 1991764 1124456 6.45 224952 2198168 68 00:20:08 13700884 15524544 492012 3.01 57564 1991904 1124520 6.45 225316 2203604 36 00:30:08 11074444 14232560 1730108 10.57 112420 3221876 2167112 12.44 676036 4278996 1232 00:40:00 9640552 12931728 3029940 18.51 117112 3339560 3253972 18.68 722808 5648204 52 Average: 12029692 14553716 1435650 8.77 86076 2636276 1917515 11.01 462278 3582243 347 00:00:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:08 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 00:10:08 ens3 0.33 0.16 0.13 0.08 0.00 0.00 0.00 0.00 00:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:20:08 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 00:20:08 ens3 0.36 0.34 0.05 0.47 0.00 0.00 0.00 0.00 00:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:08 lo 0.43 0.43 0.05 0.05 0.00 0.00 0.00 0.00 00:30:08 ens3 91.65 68.59 872.98 11.79 0.00 0.00 0.00 0.00 00:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:00 lo 0.59 0.59 0.38 0.38 0.00 0.00 0.00 0.00 00:40:00 ens3 12.29 7.59 40.97 1.77 0.00 0.00 0.00 0.00 00:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.30 0.30 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 26.21 19.21 229.20 3.53 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-583) 01/16/26 _x86_64_ (4 CPU) 00:00:08 CPU %user %nice %system %iowait %steal %idle 00:10:08 all 0.15 0.00 0.02 0.02 0.02 99.79 00:10:08 0 0.02 0.00 0.03 0.00 0.03 99.93 00:10:08 1 0.50 0.00 0.01 0.03 0.02 99.43 00:10:08 2 0.02 0.00 0.02 0.03 0.02 99.91 00:10:08 3 0.06 0.00 0.02 0.01 0.02 99.89 00:20:08 all 0.07 0.00 0.03 0.01 0.02 99.87 00:20:08 0 0.01 0.00 0.02 0.00 0.02 99.95 00:20:08 1 0.14 0.00 0.04 0.04 0.03 99.76 00:20:08 2 0.07 0.00 0.02 0.00 0.02 99.89 00:20:08 3 0.07 0.00 0.03 0.00 0.03 99.87 00:30:08 all 24.12 0.00 0.89 0.48 0.06 74.45 00:30:08 0 25.76 0.00 0.81 0.38 0.05 72.99 00:30:08 1 26.56 0.00 1.10 0.42 0.06 71.86 00:30:08 2 22.19 0.00 0.86 0.76 0.06 76.13 00:30:08 3 21.97 0.00 0.80 0.36 0.06 76.81 00:40:00 all 46.82 0.00 0.62 0.07 0.09 52.40 00:40:00 0 43.63 0.00 0.66 0.07 0.08 55.56 00:40:00 1 47.91 0.00 0.54 0.05 0.09 51.40 00:40:00 2 37.16 0.00 0.60 0.07 0.09 62.08 00:40:00 3 58.61 0.00 0.66 0.09 0.09 40.56 Average: all 17.69 0.00 0.39 0.14 0.05 81.73 Average: 0 17.29 0.00 0.38 0.11 0.04 82.17 Average: 1 18.66 0.00 0.42 0.13 0.05 80.74 Average: 2 14.78 0.00 0.37 0.21 0.05 84.59 Average: 3 20.04 0.00 0.38 0.11 0.05 79.42