---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-977 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 619 10477 4 4891 15027 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:e7:df:b7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.170/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84837sec preferred_lft 84837sec inet6 fe80::f816:3eff:fee7:dfb7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:a0:88:14:37:1c 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-977) 10/22/25 _x86_64_ (4 CPU) 00:24:31 LINUX RESTART (4 CPU) 00:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:07 3.33 0.05 3.12 0.16 6.60 495.08 404.65 00:50:01 24.19 0.66 21.20 2.33 29.95 6170.94 8104.56 Average: 13.67 0.35 12.08 1.24 18.17 3308.50 4221.36 00:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:07 9459532 12574884 3388400 20.69 112540 3170384 3614240 20.75 670796 5880100 116 00:50:01 10748464 15400592 555764 3.39 135836 4625456 1086548 6.24 1047272 4166160 11484 Average: 10103998 13987738 1972082 12.04 124188 3897920 2350394 13.49 859034 5023130 5800 00:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:07 lo 0.58 0.58 0.37 0.37 0.00 0.00 0.00 0.00 00:40:07 ens3 9.73 6.79 40.03 1.77 0.00 0.00 0.00 0.00 00:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 lo 499.68 499.68 474.16 474.16 0.00 0.00 0.00 0.00 00:50:01 ens3 58.81 46.22 509.31 69.03 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 247.98 247.98 235.22 235.22 0.00 0.00 0.00 0.00 Average: ens3 34.06 26.33 272.65 35.11 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-977) 10/22/25 _x86_64_ (4 CPU) 00:24:31 LINUX RESTART (4 CPU) 00:30:03 CPU %user %nice %system %iowait %steal %idle 00:40:07 all 46.32 0.00 0.62 0.09 0.09 52.88 00:40:07 0 39.73 0.00 0.51 0.08 0.09 59.58 00:40:07 1 35.91 0.00 0.59 0.08 0.08 63.34 00:40:07 2 64.67 0.00 0.78 0.17 0.10 34.28 00:40:07 3 44.96 0.00 0.61 0.02 0.08 54.32 00:50:01 all 47.42 0.00 1.45 0.19 0.08 50.86 00:50:01 0 55.25 0.00 1.57 0.06 0.09 43.03 00:50:01 1 44.99 0.00 1.19 0.19 0.08 53.54 00:50:01 2 47.02 0.00 1.40 0.19 0.08 51.31 00:50:01 3 42.40 0.00 1.62 0.33 0.08 55.57 Average: all 46.86 0.00 1.03 0.14 0.09 51.88 Average: 0 47.42 0.00 1.04 0.07 0.09 51.38 Average: 1 40.41 0.00 0.89 0.14 0.08 58.49 Average: 2 55.93 0.00 1.09 0.18 0.09 42.71 Average: 3 43.70 0.00 1.11 0.18 0.08 54.94