---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-250 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 636 10376 4 4975 15010 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:80:ae:3c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.118/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84983sec preferred_lft 84983sec inet6 fe80::f816:3eff:fe80:ae3c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:f1:d6:85:55:d9 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-250) 01/14/26 _x86_64_ (4 CPU) 15:49:28 LINUX RESTART (4 CPU) 15:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:01 65.79 5.49 56.38 3.92 683.72 6377.78 9506.20 16:10:01 28.60 0.01 25.65 2.94 0.19 2377.70 9177.92 Average: 47.20 2.75 41.02 3.43 342.08 4378.45 9342.12 15:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:01 9790184 13373672 2584544 15.79 136656 3583524 3070204 17.62 814768 5402228 23752 16:10:01 8898188 12888824 3065808 18.72 155976 3937752 3184400 18.28 924920 6116460 23696 Average: 9344186 13131248 2825176 17.26 146316 3760638 3127302 17.95 869844 5759344 23724 15:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:01 lo 1489.29 1489.29 1413.03 1413.03 0.00 0.00 0.00 0.00 16:00:01 ens3 143.89 108.08 1251.31 19.79 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 1270.40 1270.40 1209.74 1209.74 0.00 0.00 0.00 0.00 16:10:01 ens3 31.83 25.12 25.80 13.16 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1379.89 1379.89 1311.42 1311.42 0.00 0.00 0.00 0.00 Average: ens3 87.88 66.61 638.77 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-250) 01/14/26 _x86_64_ (4 CPU) 15:49:28 LINUX RESTART (4 CPU) 15:50:00 CPU %user %nice %system %iowait %steal %idle 16:00:01 all 61.01 0.00 2.90 0.41 0.09 35.59 16:00:01 0 62.12 0.00 2.89 0.48 0.09 34.41 16:00:01 1 61.88 0.00 3.30 0.53 0.09 34.20 16:00:01 2 61.61 0.00 2.60 0.23 0.09 35.47 16:00:01 3 58.44 0.00 2.81 0.39 0.09 38.27 16:10:01 all 64.20 0.00 2.39 0.35 0.10 32.96 16:10:01 0 64.64 0.00 2.30 0.22 0.12 32.73 16:10:01 1 62.88 0.00 2.43 0.55 0.10 34.05 16:10:01 2 65.02 0.00 2.48 0.45 0.10 31.95 16:10:01 3 64.27 0.00 2.34 0.18 0.10 33.12 Average: all 62.61 0.00 2.64 0.38 0.10 34.28 Average: 0 63.38 0.00 2.60 0.35 0.11 33.57 Average: 1 62.38 0.00 2.87 0.54 0.10 34.12 Average: 2 63.32 0.00 2.54 0.34 0.09 33.71 Average: 3 61.35 0.00 2.57 0.29 0.10 35.70