---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-15364 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 66G 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 615 9430 4 5943 15031 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:a3:9e:0f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.241/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84871sec preferred_lft 84871sec inet6 fe80::f816:3eff:fea3:9e0f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:1f:bd:e4:5c:5d 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-15364) 12/20/25 _x86_64_ (4 CPU) 17:29:27 LINUX RESTART (4 CPU) 17:30:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:40:13 39.01 3.87 21.04 14.10 577.96 4591.64 242389.64 17:50:00 5.90 0.20 5.38 0.32 6.75 2635.46 1227.54 Average: 22.59 2.05 13.28 7.27 294.77 3621.81 122827.30 17:30:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:40:13 10392520 13623432 2337768 14.28 122792 3258748 2658012 15.26 711264 4906352 10552 17:50:00 6980380 10996616 4960404 30.30 135296 3993928 5142388 29.52 1017912 7954096 29720 Average: 8686450 12310024 3649086 22.29 129044 3626338 3900200 22.39 864588 6430224 20136 17:30:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:40:13 lo 8.92 8.92 1.35 1.35 0.00 0.00 0.00 0.00 17:40:13 ens3 85.40 71.33 792.20 58.72 0.00 0.00 0.00 0.00 17:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:00 lo 11.33 11.33 52.98 52.98 0.00 0.00 0.00 0.00 17:50:00 ens3 46.58 40.08 31.61 442.72 0.00 0.00 0.00 0.00 17:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 10.11 10.11 26.94 26.94 0.00 0.00 0.00 0.00 Average: ens3 66.15 55.84 415.11 249.10 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-15364) 12/20/25 _x86_64_ (4 CPU) 17:29:27 LINUX RESTART (4 CPU) 17:30:15 CPU %user %nice %system %iowait %steal %idle 17:40:13 all 52.06 0.00 1.84 0.30 0.10 45.70 17:40:13 0 51.39 0.00 1.77 0.69 0.10 46.05 17:40:13 1 51.99 0.00 1.99 0.20 0.10 45.72 17:40:13 2 52.67 0.00 1.59 0.11 0.10 45.54 17:40:13 3 52.20 0.00 2.02 0.18 0.10 45.49 17:50:00 all 44.16 0.00 1.50 0.08 0.09 54.17 17:50:00 0 40.61 0.00 1.49 0.14 0.10 57.66 17:50:00 1 42.06 0.00 1.33 0.06 0.09 56.46 17:50:00 2 47.07 0.00 1.80 0.09 0.09 50.95 17:50:00 3 46.91 0.00 1.38 0.03 0.10 51.59 Average: all 48.14 0.00 1.67 0.19 0.10 49.90 Average: 0 46.04 0.00 1.64 0.42 0.10 51.81 Average: 1 47.07 0.00 1.66 0.13 0.10 51.04 Average: 2 49.89 0.00 1.69 0.10 0.09 48.22 Average: 3 49.58 0.00 1.70 0.11 0.10 48.52