---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13490 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 12G 66G 16% / 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 692 8839 4 6457 14954 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:b0:9f:fd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.15/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84658sec preferred_lft 84658sec inet6 fe80::f816:3eff:feb0:9ffd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:e5:72:64:e1:15 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-13490) 11/25/25 _x86_64_ (4 CPU) 13:31:10 LINUX RESTART (4 CPU) 13:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:50:00 37.12 0.37 22.77 13.98 324.90 2561.19 248856.37 14:00:01 27.75 0.13 24.53 3.09 12.53 9195.30 30471.16 Average: 32.44 0.25 23.65 8.54 168.76 5877.31 139694.68 13:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:00 8862832 12713152 3243920 19.81 155900 3800512 3321056 19.06 868140 6242124 106664 14:00:01 9056812 15310820 638028 3.90 182192 6096684 1125680 6.46 1733596 5077628 28560 Average: 8959822 14011986 1940974 11.85 169046 4948598 2223368 12.76 1300868 5659876 67612 13:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:50:00 lo 1180.06 1180.06 1123.53 1123.53 0.00 0.00 0.00 0.00 13:50:00 ens3 30.01 25.14 32.31 7.05 0.00 0.00 0.00 0.00 13:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 lo 786.55 786.55 5169.44 5169.44 0.00 0.00 0.00 0.00 14:00:01 ens3 36.49 30.47 110.02 33.52 0.00 0.00 0.00 0.00 14:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 983.36 983.36 3145.92 3145.92 0.00 0.00 0.00 0.00 Average: ens3 33.25 27.81 71.15 20.28 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-13490) 11/25/25 _x86_64_ (4 CPU) 13:31:10 LINUX RESTART (4 CPU) 13:40:00 CPU %user %nice %system %iowait %steal %idle 13:50:00 all 67.44 0.00 2.52 0.11 0.11 29.82 13:50:00 0 66.91 0.00 2.46 0.10 0.11 30.42 13:50:00 1 67.84 0.00 2.54 0.13 0.11 29.38 13:50:00 2 67.80 0.00 2.55 0.16 0.11 29.38 13:50:00 3 67.21 0.00 2.52 0.07 0.11 30.09 14:00:01 all 44.82 0.00 1.92 0.36 0.10 52.81 14:00:01 0 37.09 0.00 1.64 0.40 0.09 60.78 14:00:01 1 53.16 0.00 2.50 0.29 0.10 43.94 14:00:01 2 47.60 0.00 1.89 0.27 0.10 50.15 14:00:01 3 41.42 0.00 1.66 0.48 0.09 56.35 Average: all 56.12 0.00 2.22 0.24 0.10 41.32 Average: 0 51.99 0.00 2.05 0.25 0.10 45.61 Average: 1 60.50 0.00 2.52 0.21 0.10 36.66 Average: 2 57.70 0.00 2.22 0.22 0.10 39.77 Average: 3 54.31 0.00 2.09 0.27 0.10 43.22