---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10083 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: 5600.00 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 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 621 10344 4 5022 15025 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:35:3b:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.150/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84800sec preferred_lft 84800sec inet6 fe80::f816:3eff:fe35:3bfc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:9e:88:52:ea:e5 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-10083) 12/05/25 _x86_64_ (4 CPU) 16:34:57 LINUX RESTART (4 CPU) 16:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:50:07 8.82 0.59 7.55 0.67 606.34 1477.41 4070.49 17:00:07 18.92 0.53 16.84 1.55 19.36 2374.45 14631.82 Average: 13.84 0.56 12.17 1.11 314.64 1923.19 9318.88 16:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:50:07 10069088 13326044 2635484 16.10 114880 3305068 2843752 16.32 681304 5284508 9032 17:00:07 9871092 13553724 2404152 14.68 134428 3684904 2503580 14.37 855484 5253956 14904 Average: 9970090 13439884 2519818 15.39 124654 3494986 2673666 15.35 768394 5269232 11968 16:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:50:07 lo 0.65 0.65 0.38 0.38 0.00 0.00 0.00 0.00 16:50:07 ens3 20.95 14.08 306.61 2.69 0.00 0.00 0.00 0.00 16:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:07 lo 528.01 528.01 502.81 502.81 0.00 0.00 0.00 0.00 17:00:07 ens3 41.95 28.65 408.84 4.22 0.00 0.00 0.00 0.00 17:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 262.72 262.72 250.06 250.06 0.00 0.00 0.00 0.00 Average: ens3 31.38 21.32 357.42 3.45 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-10083) 12/05/25 _x86_64_ (4 CPU) 16:34:57 LINUX RESTART (4 CPU) 16:40:00 CPU %user %nice %system %iowait %steal %idle 16:50:07 all 50.93 0.00 0.87 0.13 0.08 47.99 16:50:07 0 49.80 0.00 1.06 0.32 0.08 48.75 16:50:07 1 45.72 0.00 0.68 0.03 0.08 53.48 16:50:07 2 44.69 0.00 0.89 0.14 0.08 54.20 16:50:07 3 63.50 0.00 0.85 0.01 0.09 35.54 17:00:07 all 57.29 0.00 1.31 0.14 0.10 41.16 17:00:07 0 63.27 0.00 1.39 0.15 0.11 35.08 17:00:07 1 47.49 0.00 1.26 0.14 0.09 51.02 17:00:07 2 49.08 0.00 1.31 0.15 0.09 49.37 17:00:07 3 69.37 0.00 1.30 0.10 0.11 29.12 Average: all 54.09 0.00 1.09 0.13 0.09 44.59 Average: 0 56.50 0.00 1.22 0.23 0.09 41.96 Average: 1 46.60 0.00 0.97 0.09 0.09 52.26 Average: 2 46.88 0.00 1.10 0.14 0.08 51.79 Average: 3 66.42 0.00 1.07 0.06 0.10 32.35