---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11955 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 11G 67G 15% / 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 675 9784 4 5529 14971 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:51:e1:12 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.220/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84454sec preferred_lft 84454sec inet6 fe80::f816:3eff:fe51:e112/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:cb:b3:42:41:60 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-11955) 12/09/25 _x86_64_ (4 CPU) 11:31:46 LINUX RESTART (4 CPU) 11:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:06 43.00 0.02 36.66 6.32 0.58 1551.01 120380.73 12:00:06 33.17 0.20 28.66 4.32 6.48 5980.05 28669.49 Average: 38.11 0.11 32.68 5.32 3.52 3754.88 74745.68 11:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:06 9530484 13114456 2843788 17.37 153336 3563848 3037356 17.43 858944 5595236 1052 12:00:06 6721276 12212772 3734804 22.81 186460 5337252 3781372 21.71 1505356 7653380 332152 Average: 8125880 12663614 3289296 20.09 169898 4450550 3409364 19.57 1182150 6624308 166602 11:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:06 lo 46.70 46.70 11.32 11.32 0.00 0.00 0.00 0.00 11:50:06 ens3 8.78 7.15 9.88 3.06 0.00 0.00 0.00 0.00 11:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:06 lo 1769.95 1769.95 1689.10 1689.10 0.00 0.00 0.00 0.00 12:00:06 ens3 60.12 46.51 460.11 14.69 0.00 0.00 0.00 0.00 12:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 904.18 904.18 846.18 846.18 0.00 0.00 0.00 0.00 Average: ens3 34.32 26.74 233.91 8.84 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-11955) 12/09/25 _x86_64_ (4 CPU) 11:31:46 LINUX RESTART (4 CPU) 11:40:00 CPU %user %nice %system %iowait %steal %idle 11:50:06 all 22.02 0.00 0.98 0.39 0.09 76.52 11:50:06 0 22.80 0.00 0.87 0.08 0.09 76.17 11:50:06 1 22.27 0.00 1.01 0.46 0.09 76.17 11:50:06 2 21.96 0.00 0.97 0.45 0.09 76.55 11:50:06 3 21.03 0.00 1.08 0.59 0.09 77.22 12:00:06 all 49.28 0.00 2.41 0.10 0.09 48.13 12:00:06 0 46.92 0.00 1.96 0.05 0.09 50.99 12:00:06 1 51.61 0.00 2.56 0.23 0.08 45.52 12:00:06 2 49.30 0.00 2.58 0.06 0.09 47.97 12:00:06 3 49.28 0.00 2.55 0.05 0.09 48.04 Average: all 35.57 0.00 1.69 0.25 0.09 62.41 Average: 0 34.80 0.00 1.41 0.06 0.09 63.64 Average: 1 36.85 0.00 1.78 0.34 0.09 60.94 Average: 2 35.55 0.00 1.77 0.26 0.09 62.34 Average: 3 35.07 0.00 1.81 0.32 0.09 62.71