---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12226 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 616 10350 4 5021 15030 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:67:ff:8c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.206/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84814sec preferred_lft 84814sec inet6 fe80::f816:3eff:fe67:ff8c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:16:22:c7:29:c0 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-12226) 11/20/25 _x86_64_ (4 CPU) 18:45:21 LINUX RESTART (4 CPU) 18:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:00:11 30.41 12.33 7.06 11.02 606.00 1185.34 257193.80 19:10:12 18.70 0.54 16.64 1.52 21.05 2414.30 7936.71 Average: 24.60 6.48 11.81 6.31 315.80 1795.05 133533.75 18:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:00:11 10565492 13810184 2151412 13.14 116536 3279524 2416632 13.87 735944 4718480 20096 19:10:12 9928864 13595932 2361484 14.42 135976 3655584 2505212 14.38 911256 5114536 11004 Average: 10247178 13703058 2256448 13.78 126256 3467554 2460922 14.13 823600 4916508 15550 18:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:00:11 lo 0.62 0.62 0.37 0.37 0.00 0.00 0.00 0.00 19:00:11 ens3 15.08 11.11 200.77 2.37 0.00 0.00 0.00 0.00 19:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:12 lo 481.75 481.75 458.60 458.60 0.00 0.00 0.00 0.00 19:10:12 ens3 35.03 24.77 403.68 3.50 0.00 0.00 0.00 0.00 19:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 239.32 239.32 227.70 227.70 0.00 0.00 0.00 0.00 Average: ens3 24.98 17.89 301.43 2.93 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-12226) 11/20/25 _x86_64_ (4 CPU) 18:45:21 LINUX RESTART (4 CPU) 18:50:01 CPU %user %nice %system %iowait %steal %idle 19:00:11 all 50.45 0.07 0.84 0.13 0.08 48.44 19:00:11 0 66.03 0.26 0.95 0.30 0.08 32.37 19:00:11 1 44.10 0.00 0.83 0.09 0.07 54.91 19:00:11 2 47.19 0.00 0.85 0.11 0.08 51.77 19:00:11 3 44.52 0.00 0.72 0.03 0.07 54.66 19:10:12 all 57.04 0.00 1.29 0.06 0.09 41.52 19:10:12 0 47.48 0.00 1.33 0.07 0.09 51.03 19:10:12 1 73.02 0.00 1.25 0.05 0.09 25.59 19:10:12 2 58.18 0.00 1.31 0.06 0.08 40.37 19:10:12 3 49.45 0.00 1.26 0.08 0.09 49.12 Average: all 53.72 0.03 1.06 0.10 0.08 45.01 Average: 0 56.83 0.13 1.14 0.19 0.08 41.63 Average: 1 58.42 0.00 1.04 0.07 0.08 40.39 Average: 2 52.64 0.00 1.08 0.08 0.08 46.12 Average: 3 46.96 0.00 0.99 0.05 0.08 51.92