---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-23 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 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 693 10214 4 5080 14952 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:ce:7b:bb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.122/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84796sec preferred_lft 84796sec inet6 fe80::f816:3eff:fece:7bbb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:30:4f:63:3a:00 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-23) 01/14/26 _x86_64_ (4 CPU) 02:15:27 LINUX RESTART (4 CPU) 02:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:30:10 17.00 0.92 14.50 1.58 593.73 3302.00 19688.13 02:40:16 27.06 0.62 22.44 4.00 22.21 4121.43 10457.79 Average: 22.02 0.77 18.46 2.79 308.67 3710.72 15084.17 02:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:10 9776032 13615268 2340256 14.29 148172 3791500 2853464 16.38 858540 5319668 97412 02:40:16 10527396 15369572 578488 3.53 172764 4704096 1098332 6.30 1128432 4215224 196 Average: 10151714 14492420 1459372 8.91 160468 4247798 1975898 11.34 993486 4767446 48804 02:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:10 lo 1.44 1.44 0.14 0.14 0.00 0.00 0.00 0.00 02:30:10 ens3 75.00 56.48 401.27 17.11 0.00 0.00 0.00 0.00 02:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:40:16 lo 1530.42 1530.42 1447.84 1447.84 0.00 0.00 0.00 0.00 02:40:16 ens3 105.16 91.19 409.39 156.94 0.00 0.00 0.00 0.00 02:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 764.07 764.07 722.23 722.23 0.00 0.00 0.00 0.00 Average: ens3 90.04 73.79 405.32 86.85 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-23) 01/14/26 _x86_64_ (4 CPU) 02:15:27 LINUX RESTART (4 CPU) 02:20:01 CPU %user %nice %system %iowait %steal %idle 02:30:10 all 72.40 0.00 2.41 0.18 0.11 24.91 02:30:10 0 71.90 0.00 2.53 0.16 0.11 25.30 02:30:10 1 72.77 0.00 2.02 0.18 0.11 24.92 02:30:10 2 73.03 0.00 2.35 0.09 0.10 24.43 02:30:10 3 71.88 0.00 2.74 0.28 0.10 25.00 02:40:16 all 52.81 0.00 2.28 0.55 0.09 44.27 02:40:16 0 47.68 0.00 2.33 1.65 0.08 48.25 02:40:16 1 53.36 0.00 2.47 0.08 0.10 44.00 02:40:16 2 58.99 0.00 2.07 0.14 0.10 38.71 02:40:16 3 51.19 0.00 2.25 0.34 0.09 46.13 Average: all 62.63 0.00 2.34 0.36 0.10 34.56 Average: 0 59.83 0.00 2.43 0.90 0.10 36.74 Average: 1 63.11 0.00 2.24 0.13 0.11 34.42 Average: 2 66.03 0.00 2.21 0.11 0.10 31.55 Average: 3 61.57 0.00 2.49 0.31 0.10 35.53