---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4478 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 685 8570 4 6732 14960 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:29:7a:70 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.212/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84518sec preferred_lft 84518sec inet6 fe80::f816:3eff:fe29:7a70/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:6c:c4:5f:8e:b4 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-4478) 10/17/25 _x86_64_ (4 CPU) 10:10:27 LINUX RESTART (4 CPU) 10:20:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:30:01 23.34 0.03 20.61 2.70 1.29 2234.50 9353.49 10:40:16 24.90 0.03 22.42 2.45 0.78 4342.53 10020.30 Average: 24.14 0.03 21.54 2.57 1.03 3314.81 9695.21 10:20:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:30:01 8932312 12850732 3105252 18.97 145624 3889560 3436676 19.73 969864 6074960 18960 10:40:16 7272836 12736552 3213428 19.63 164272 5352360 3178308 18.24 1421684 7194508 481428 Average: 8102574 12793642 3159340 19.30 154948 4620960 3307492 18.98 1195774 6634734 250194 10:20:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:30:01 lo 1237.59 1237.59 1172.17 1172.17 0.00 0.00 0.00 0.00 10:30:01 ens3 24.23 21.25 18.38 7.00 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:16 lo 936.59 936.59 3049.08 3049.08 0.00 0.00 0.00 0.00 10:40:16 ens3 29.03 24.51 101.74 7.51 0.00 0.00 0.00 0.00 10:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1083.33 1083.33 2134.04 2134.04 0.00 0.00 0.00 0.00 Average: ens3 26.69 22.92 61.10 7.26 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-4478) 10/17/25 _x86_64_ (4 CPU) 10:10:27 LINUX RESTART (4 CPU) 10:20:16 CPU %user %nice %system %iowait %steal %idle 10:30:01 all 65.41 0.00 2.36 0.97 0.12 31.15 10:30:01 0 66.13 0.00 2.21 1.38 0.12 30.16 10:30:01 1 65.16 0.00 2.74 1.02 0.12 30.97 10:30:01 2 65.50 0.00 2.34 0.39 0.12 31.65 10:30:01 3 64.83 0.00 2.14 1.08 0.12 31.83 10:40:16 all 54.22 0.00 2.20 0.24 0.11 43.23 10:40:16 0 51.02 0.00 2.24 0.10 0.12 46.53 10:40:16 1 51.99 0.00 2.14 0.15 0.11 45.60 10:40:16 2 58.38 0.00 2.31 0.43 0.11 38.78 10:40:16 3 55.48 0.00 2.11 0.28 0.11 42.02 Average: all 59.67 0.00 2.28 0.59 0.12 37.35 Average: 0 58.38 0.00 2.23 0.72 0.12 38.56 Average: 1 58.41 0.00 2.43 0.58 0.12 38.47 Average: 2 61.85 0.00 2.32 0.41 0.12 35.31 Average: 3 60.04 0.00 2.12 0.67 0.11 37.05