---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2366 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 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 654 9285 4 6049 14992 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:b1:a9:7c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.9/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84831sec preferred_lft 84831sec inet6 fe80::f816:3eff:feb1:a97c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:9b:9d:9e:8b:32 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-2366) 11/29/25 _x86_64_ (4 CPU) 17:29:26 LINUX RESTART (4 CPU) 17:30:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:40:01 24.66 3.97 19.02 1.66 660.84 4781.34 14267.62 17:50:16 5.62 0.19 5.05 0.38 5.71 2647.11 3955.89 Average: 14.90 2.03 11.86 1.01 325.09 3687.55 8982.90 17:30:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:40:01 10458520 13786708 2173980 13.28 123104 3356304 2463068 14.14 772384 4780088 17724 17:50:16 7577740 11691300 4264972 26.05 136784 4089404 4494132 25.80 1072224 7325744 36 Average: 9018130 12739004 3219476 19.66 129944 3722854 3478600 19.97 922304 6052916 8880 17:30:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:40:01 lo 9.05 9.05 1.36 1.36 0.00 0.00 0.00 0.00 17:40:01 ens3 97.86 76.53 846.89 57.58 0.00 0.00 0.00 0.00 17:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:16 lo 7.22 7.22 2.19 2.19 0.00 0.00 0.00 0.00 17:50:16 ens3 45.12 41.28 30.88 424.96 0.00 0.00 0.00 0.00 17:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 8.11 8.11 1.78 1.78 0.00 0.00 0.00 0.00 Average: ens3 70.83 58.46 428.69 245.86 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-2366) 11/29/25 _x86_64_ (4 CPU) 17:29:26 LINUX RESTART (4 CPU) 17:30:15 CPU %user %nice %system %iowait %steal %idle 17:40:01 all 45.58 0.00 1.66 0.38 0.09 52.29 17:40:01 0 46.15 0.00 1.82 0.89 0.09 51.06 17:40:01 1 45.51 0.00 1.49 0.27 0.09 52.64 17:40:01 2 46.28 0.00 1.61 0.17 0.09 51.85 17:40:01 3 44.38 0.00 1.73 0.20 0.09 53.60 17:50:16 all 45.89 0.00 1.52 0.08 0.10 52.40 17:50:16 0 47.46 0.00 1.62 0.06 0.10 50.76 17:50:16 1 47.99 0.00 1.42 0.09 0.11 50.38 17:50:16 2 45.66 0.00 1.55 0.06 0.10 52.63 17:50:16 3 42.46 0.00 1.49 0.12 0.10 55.83 Average: all 45.74 0.00 1.59 0.23 0.10 52.34 Average: 0 46.82 0.00 1.72 0.46 0.10 50.90 Average: 1 46.78 0.00 1.46 0.18 0.10 51.48 Average: 2 45.96 0.00 1.58 0.11 0.10 52.25 Average: 3 43.40 0.00 1.61 0.16 0.10 54.74