---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-14762 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 12G 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 706 9482 4 5799 14939 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:42:0e:72 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.31/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84397sec preferred_lft 84397sec inet6 fe80::f816:3eff:fe42:e72/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:aa:62:10:f4:78 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-14762) 12/18/25 _x86_64_ (4 CPU) 06:26:25 LINUX RESTART (4 CPU) 06:30:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:14 30.83 3.19 25.23 2.41 754.66 5303.76 16173.41 06:50:01 43.75 12.22 27.96 3.57 136.04 3002.53 14284.31 Average: 37.22 7.65 26.58 2.98 448.88 4166.26 15239.63 06:30:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:14 9666328 13530948 2424228 14.81 157360 3802084 3027744 17.38 892240 5396808 15620 06:50:01 8771368 13275892 2675132 16.34 183412 4357784 2935216 16.85 1068884 6031296 86396 Average: 9218848 13403420 2549680 15.57 170386 4079934 2981480 17.11 980562 5714052 51008 06:30:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:14 lo 794.88 794.88 757.00 757.00 0.00 0.00 0.00 0.00 06:40:14 ens3 101.50 77.96 900.56 17.68 0.00 0.00 0.00 0.00 06:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 lo 1612.17 1612.17 1536.19 1536.19 0.00 0.00 0.00 0.00 06:50:01 ens3 39.02 30.42 188.81 10.40 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1198.86 1198.86 1142.16 1142.16 0.00 0.00 0.00 0.00 Average: ens3 70.62 54.46 548.74 14.08 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-14762) 12/18/25 _x86_64_ (4 CPU) 06:26:25 LINUX RESTART (4 CPU) 06:30:14 CPU %user %nice %system %iowait %steal %idle 06:40:14 all 63.32 0.00 2.21 0.65 0.12 33.71 06:40:14 0 61.32 0.00 2.10 0.42 0.12 36.04 06:40:14 1 63.73 0.00 2.61 0.18 0.12 33.37 06:40:14 2 64.49 0.00 1.99 0.56 0.12 32.85 06:40:14 3 63.74 0.00 2.13 1.43 0.13 32.57 06:50:01 all 54.38 0.09 2.49 3.63 0.13 39.27 06:50:01 0 54.69 0.14 2.53 3.50 0.15 38.98 06:50:01 1 53.28 0.00 2.44 3.75 0.13 40.40 06:50:01 2 55.30 0.21 2.46 1.89 0.13 40.01 06:50:01 3 54.26 0.00 2.54 5.38 0.12 37.70 Average: all 58.91 0.04 2.35 2.12 0.13 36.45 Average: 0 58.05 0.07 2.31 1.94 0.14 37.49 Average: 1 58.57 0.00 2.52 1.94 0.13 36.84 Average: 2 59.96 0.10 2.22 1.22 0.12 36.38 Average: 3 59.06 0.00 2.33 3.38 0.13 35.10