---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2259 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 9.1G 69G 12% / 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 608 11749 4 3630 15038 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:db:df:9d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.65/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82536sec preferred_lft 82536sec inet6 fe80::f816:3eff:fedb:df9d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:64:28:e8:93:d2 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-2259) 01/20/26 _x86_64_ (4 CPU) 05:43:43 LINUX RESTART (4 CPU) 05:50:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:00:15 1.36 0.01 1.35 0.01 0.37 17.76 2.13 06:10:15 1.54 0.00 1.54 0.00 0.00 16.95 0.00 06:20:15 1.34 0.00 1.34 0.00 0.01 14.79 0.00 06:30:15 1.34 0.01 1.33 0.00 0.09 14.91 0.00 06:40:15 1.34 0.00 1.34 0.00 0.00 15.05 0.00 Average: 1.38 0.00 1.38 0.00 0.10 15.89 0.43 05:50:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:00:15 13312420 15519240 492524 3.01 61508 2368472 1141692 6.55 429848 2369028 208 06:10:15 13311836 15519224 492600 3.01 62060 2368480 1141692 6.55 430404 2370440 36 06:20:15 13312376 15520328 491408 3.00 62488 2368616 1141692 6.55 430824 2370988 12 06:30:15 13311412 15519764 492068 3.01 62852 2368652 1141692 6.55 431220 2371732 16 06:40:15 13310908 15519824 491976 3.00 63268 2368792 1141820 6.55 431644 2375944 16 Average: 13311790 15519676 492115 3.01 62435 2368602 1141718 6.55 430788 2371626 58 05:50:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:00:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 06:00:15 ens3 0.27 0.08 0.05 0.02 0.00 0.00 0.00 0.00 06:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 06:10:15 ens3 0.36 0.10 0.07 0.04 0.00 0.00 0.00 0.00 06:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 06:20:15 ens3 0.19 0.08 0.04 0.02 0.00 0.00 0.00 0.00 06:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 06:30:15 ens3 0.17 0.07 0.04 0.02 0.00 0.00 0.00 0.00 06:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 06:40:15 ens3 0.39 0.22 0.11 0.44 0.00 0.00 0.00 0.00 06:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 0.28 0.11 0.06 0.11 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-2259) 01/20/26 _x86_64_ (4 CPU) 05:43:43 LINUX RESTART (4 CPU) 05:50:15 CPU %user %nice %system %iowait %steal %idle 06:00:15 all 0.09 0.00 0.02 0.01 0.02 99.86 06:00:15 0 0.17 0.00 0.02 0.00 0.02 99.79 06:00:15 1 0.13 0.00 0.02 0.00 0.02 99.83 06:00:15 2 0.03 0.00 0.03 0.00 0.02 99.93 06:00:15 3 0.03 0.00 0.03 0.03 0.02 99.89 06:10:15 all 0.30 0.00 0.03 0.01 0.02 99.64 06:10:15 0 0.02 0.00 0.03 0.01 0.02 99.93 06:10:15 1 0.04 0.00 0.03 0.00 0.02 99.91 06:10:15 2 1.11 0.00 0.03 0.00 0.01 98.84 06:10:15 3 0.03 0.00 0.03 0.03 0.02 99.90 06:20:15 all 0.19 0.00 0.02 0.01 0.02 99.76 06:20:15 0 0.02 0.00 0.03 0.01 0.01 99.93 06:20:15 1 0.04 0.00 0.03 0.00 0.02 99.91 06:20:15 2 0.69 0.00 0.02 0.00 0.01 99.28 06:20:15 3 0.02 0.00 0.02 0.05 0.02 99.90 06:30:15 all 0.04 0.00 0.02 0.01 0.01 99.92 06:30:15 0 0.02 0.00 0.02 0.01 0.01 99.94 06:30:15 1 0.02 0.00 0.03 0.01 0.02 99.92 06:30:15 2 0.11 0.00 0.01 0.01 0.01 99.86 06:30:15 3 0.02 0.00 0.02 0.01 0.01 99.94 06:40:15 all 0.25 0.00 0.02 0.01 0.01 99.70 06:40:15 0 0.02 0.00 0.02 0.01 0.01 99.95 06:40:15 1 0.80 0.00 0.03 0.00 0.02 99.15 06:40:15 2 0.04 0.00 0.03 0.03 0.02 99.89 06:40:15 3 0.15 0.00 0.03 0.00 0.01 99.81 Average: all 0.18 0.00 0.02 0.01 0.02 99.77 Average: 0 0.05 0.00 0.02 0.01 0.01 99.91 Average: 1 0.20 0.00 0.03 0.00 0.02 99.75 Average: 2 0.40 0.00 0.02 0.01 0.01 99.56 Average: 3 0.05 0.00 0.03 0.02 0.02 99.89