---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-34705 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 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 630 10523 4 4835 15016 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:a1:a6:98 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.225/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82581sec preferred_lft 82581sec inet6 fe80::f816:3eff:fea1:a698/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:db:3d:d7:07:a6 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-34705) 01/13/26 _x86_64_ (4 CPU) 22:42:15 LINUX RESTART (4 CPU) 22:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:00:00 1.62 0.01 1.60 0.01 0.04 20.89 2.13 23:10:00 1.49 0.00 1.49 0.00 0.00 17.04 0.00 23:20:00 1.45 0.00 1.45 0.00 0.01 16.56 0.00 23:30:00 1.48 0.00 1.48 0.00 0.00 17.33 0.00 23:40:00 46.34 4.64 40.79 0.91 265.27 3367.75 3795.12 Average: 10.48 0.93 9.36 0.18 53.06 687.91 759.45 22:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:00:00 13314044 15519820 492096 3.01 61908 2367152 1138668 6.54 430964 2362872 8 23:10:00 13313792 15520180 491764 3.00 62524 2367160 1138668 6.54 431568 2363328 8 23:20:00 13313040 15520176 491844 3.00 63128 2367296 1138668 6.54 432172 2364020 12 23:30:00 13313572 15521344 490764 3.00 63744 2367308 1138732 6.54 432796 2364856 8 23:40:00 10902612 14182812 1779428 10.87 115512 3340252 2191028 12.58 699080 4451452 136444 Average: 12831412 15252866 749179 4.58 73363 2561834 1349153 7.74 485316 2781306 27296 22:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:00:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:00:00 ens3 0.15 0.10 0.04 0.02 0.00 0.00 0.00 0.00 23:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:10:00 ens3 0.14 0.08 0.04 0.02 0.00 0.00 0.00 0.00 23:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:20:00 ens3 0.13 0.10 0.04 0.02 0.00 0.00 0.00 0.00 23:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:30:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:30:00 ens3 0.13 0.08 0.04 0.02 0.00 0.00 0.00 0.00 23:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:40:00 lo 172.51 172.51 164.23 164.23 0.00 0.00 0.00 0.00 23:40:00 ens3 82.65 61.79 794.49 12.53 0.00 0.00 0.00 0.00 23:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 34.58 34.58 32.85 32.85 0.00 0.00 0.00 0.00 Average: ens3 16.64 12.43 158.93 2.52 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-34705) 01/13/26 _x86_64_ (4 CPU) 22:42:15 LINUX RESTART (4 CPU) 22:50:00 CPU %user %nice %system %iowait %steal %idle 23:00:00 all 0.16 0.00 0.02 0.01 0.02 99.79 23:00:00 0 0.48 0.00 0.02 0.05 0.01 99.44 23:00:00 1 0.10 0.00 0.03 0.00 0.02 99.84 23:00:00 2 0.03 0.00 0.02 0.00 0.01 99.94 23:00:00 3 0.01 0.00 0.03 0.01 0.02 99.94 23:10:00 all 0.14 0.00 0.02 0.02 0.01 99.80 23:10:00 0 0.01 0.00 0.01 0.02 0.01 99.96 23:10:00 1 0.52 0.00 0.02 0.00 0.02 99.43 23:10:00 2 0.04 0.00 0.02 0.00 0.01 99.93 23:10:00 3 0.01 0.00 0.01 0.07 0.01 99.89 23:20:00 all 0.06 0.00 0.02 0.01 0.01 99.90 23:20:00 0 0.02 0.00 0.02 0.01 0.01 99.95 23:20:00 1 0.19 0.00 0.02 0.00 0.01 99.78 23:20:00 2 0.02 0.00 0.03 0.00 0.01 99.93 23:20:00 3 0.01 0.00 0.02 0.03 0.01 99.93 23:30:00 all 0.02 0.00 0.02 0.02 0.01 99.94 23:30:00 0 0.01 0.00 0.01 0.00 0.01 99.96 23:30:00 1 0.01 0.00 0.02 0.04 0.02 99.92 23:30:00 2 0.03 0.00 0.03 0.02 0.02 99.91 23:30:00 3 0.02 0.00 0.02 0.00 0.01 99.96 23:40:00 all 13.42 0.00 0.65 0.23 0.03 85.66 23:40:00 0 12.19 0.00 0.56 0.03 0.03 87.18 23:40:00 1 15.98 0.00 0.86 0.74 0.04 82.39 23:40:00 2 11.82 0.00 0.47 0.06 0.03 87.62 23:40:00 3 13.70 0.00 0.73 0.10 0.03 85.45 Average: all 2.76 0.00 0.15 0.06 0.02 97.02 Average: 0 2.54 0.00 0.12 0.02 0.02 97.30 Average: 1 3.36 0.00 0.19 0.16 0.02 96.28 Average: 2 2.40 0.00 0.11 0.02 0.02 97.46 Average: 3 2.75 0.00 0.16 0.04 0.02 97.04