---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-14419 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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 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 596 11961 4 3430 15050 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:dd:96:1a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.233/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85124sec preferred_lft 85124sec inet6 fe80::f816:3eff:fedd:961a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:4d:0b:2e:5d:06 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-14419) 12/17/25 _x86_64_ (4 CPU) 00:39:07 LINUX RESTART (4 CPU) 00:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:55 47.02 3.01 39.34 4.68 161.05 4307.21 74327.11 01:00:01 7.52 0.07 6.19 1.26 7.46 572.91 22190.74 Average: 29.04 1.67 24.24 3.12 91.12 2606.90 50588.28 00:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:55 10036356 13071740 2890412 17.65 140732 3045348 3106604 17.83 631156 5349476 2288 01:00:01 12275872 15434300 527636 3.22 146032 3155456 1054248 6.05 655680 3084212 28456 Average: 11156114 14253020 1709024 10.44 143382 3100402 2080426 11.94 643418 4216844 15372 00:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:55 lo 12.43 12.43 2.70 2.70 0.00 0.00 0.00 0.00 00:50:55 ens3 66.05 53.08 588.60 10.90 0.00 0.00 0.00 0.00 00:50:55 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:01 lo 52.03 52.03 13.26 13.26 0.00 0.00 0.00 0.00 01:00:01 ens3 8.30 5.92 5.84 2.59 0.00 0.00 0.00 0.00 01:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 30.46 30.46 7.51 7.51 0.00 0.00 0.00 0.00 Average: ens3 39.76 31.60 323.26 7.12 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-14419) 12/17/25 _x86_64_ (4 CPU) 00:39:07 LINUX RESTART (4 CPU) 00:40:02 CPU %user %nice %system %iowait %steal %idle 00:50:55 all 29.64 0.00 1.23 0.83 0.07 68.23 00:50:55 0 29.16 0.00 1.13 0.25 0.07 69.40 00:50:55 1 29.00 0.00 1.18 0.53 0.07 69.22 00:50:55 2 30.59 0.00 1.29 0.39 0.07 67.66 00:50:55 3 29.83 0.00 1.31 2.15 0.07 66.64 01:00:01 all 15.04 0.00 0.90 0.16 0.08 83.81 01:00:01 0 14.29 0.00 0.85 0.17 0.08 84.61 01:00:01 1 17.44 0.00 0.94 0.16 0.09 81.38 01:00:01 2 14.44 0.00 0.96 0.13 0.08 84.40 01:00:01 3 14.01 0.00 0.85 0.20 0.08 84.85 Average: all 22.99 0.00 1.08 0.52 0.07 75.33 Average: 0 22.38 0.00 1.00 0.21 0.07 76.33 Average: 1 23.75 0.00 1.07 0.36 0.08 74.75 Average: 2 23.23 0.00 1.14 0.27 0.07 75.29 Average: 3 22.62 0.00 1.10 1.26 0.08 74.94