---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-34613 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 12G 66G 16% / 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 673 8695 4 6620 14973 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:24:be:4d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.216/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84676sec preferred_lft 84676sec inet6 fe80::f816:3eff:fe24:be4d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:84:65:a9:aa:bb 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-34613) 01/13/26 _x86_64_ (4 CPU) 11:14:26 LINUX RESTART (4 CPU) 11:20:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:05 24.11 0.05 21.37 2.69 5.56 2199.06 7586.82 11:40:15 25.81 0.02 23.32 2.47 0.47 4166.43 8748.27 Average: 24.97 0.04 22.36 2.58 2.98 3197.59 8176.31 11:20:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:05 9178892 12988804 2968304 18.13 142292 3785688 3023124 17.35 901736 5898556 17720 11:40:15 5522088 10316684 5636116 34.42 157148 4711740 5547920 31.84 1190424 9223340 40 Average: 7350490 11652744 4302210 26.28 149720 4248714 4285522 24.60 1046080 7560948 8880 11:20:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:05 lo 1290.90 1290.90 1222.65 1222.65 0.00 0.00 0.00 0.00 11:30:05 ens3 23.94 20.59 21.39 7.26 0.00 0.00 0.00 0.00 11:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:15 lo 955.12 955.12 3080.77 3080.77 0.00 0.00 0.00 0.00 11:40:15 ens3 23.12 19.34 24.52 6.34 0.00 0.00 0.00 0.00 11:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1120.47 1120.47 2165.74 2165.74 0.00 0.00 0.00 0.00 Average: ens3 23.52 19.96 22.98 6.79 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-34613) 01/13/26 _x86_64_ (4 CPU) 11:14:26 LINUX RESTART (4 CPU) 11:20:14 CPU %user %nice %system %iowait %steal %idle 11:30:05 all 63.74 0.00 2.39 0.62 0.13 33.13 11:30:05 0 63.35 0.00 2.32 0.35 0.13 33.84 11:30:05 1 63.54 0.00 2.19 0.21 0.13 33.92 11:30:05 2 63.49 0.00 2.57 0.54 0.13 33.26 11:30:05 3 64.56 0.00 2.46 1.36 0.13 31.48 11:40:15 all 53.23 0.00 2.22 0.36 0.13 44.07 11:40:15 0 55.48 0.00 2.05 0.12 0.13 42.23 11:40:15 1 49.50 0.00 2.44 0.49 0.13 47.44 11:40:15 2 51.26 0.00 2.31 0.23 0.12 46.08 11:40:15 3 56.67 0.00 2.08 0.60 0.13 40.52 Average: all 58.40 0.00 2.30 0.49 0.13 38.68 Average: 0 59.36 0.00 2.18 0.23 0.13 38.10 Average: 1 56.41 0.00 2.32 0.35 0.13 40.79 Average: 2 57.28 0.00 2.44 0.38 0.13 39.77 Average: 3 60.55 0.00 2.27 0.98 0.13 36.07