---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1746 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 641 8827 4 6519 15005 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:7c:85:7c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.196/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84222sec preferred_lft 84222sec inet6 fe80::f816:3eff:fe7c:857c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:a8:4a:14:b5:00 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-1746) 10/24/25 _x86_64_ (4 CPU) 10:39:54 LINUX RESTART (4 CPU) 10:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:07 36.84 14.64 20.86 1.34 1893.95 13364.84 21123.13 11:00:07 28.10 1.02 23.98 3.10 42.89 3718.87 23547.31 11:10:07 36.50 0.03 32.84 3.63 0.36 8006.68 27859.79 Average: 33.83 5.27 25.87 2.68 650.87 8384.05 24164.17 10:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:07 11570332 14467596 1499180 9.16 107916 2973364 2059376 11.82 606684 3875092 193144 11:00:07 9918896 13550128 2407328 14.70 140908 3617884 2540492 14.58 883376 5161896 12092 11:10:07 7015856 12703120 3246552 19.83 171032 5561832 3254260 18.68 1592740 7286292 35500 Average: 9501695 13573615 2384353 14.56 139952 4051027 2618043 15.03 1027600 5441093 80245 10:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:07 lo 0.50 0.50 0.07 0.07 0.00 0.00 0.00 0.00 10:50:07 ens3 96.90 75.02 897.40 14.98 0.00 0.00 0.00 0.00 10:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:07 lo 1537.77 1537.77 1457.80 1457.80 0.00 0.00 0.00 0.00 11:00:07 ens3 79.16 60.52 423.09 16.58 0.00 0.00 0.00 0.00 11:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:07 lo 1444.87 1444.87 1376.51 1376.51 0.00 0.00 0.00 0.00 11:10:07 ens3 58.25 47.51 153.97 15.34 0.00 0.00 0.00 0.00 11:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 990.29 990.29 940.90 940.90 0.00 0.00 0.00 0.00 Average: ens3 78.18 61.07 493.16 15.63 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-1746) 10/24/25 _x86_64_ (4 CPU) 10:39:54 LINUX RESTART (4 CPU) 10:40:00 CPU %user %nice %system %iowait %steal %idle 10:50:07 all 7.58 0.00 0.87 4.49 0.04 87.02 10:50:07 0 6.58 0.00 0.61 6.23 0.04 86.55 10:50:07 1 6.06 0.00 0.65 3.32 0.04 89.93 10:50:07 2 7.79 0.00 1.13 4.66 0.04 86.38 10:50:07 3 9.89 0.00 1.08 3.77 0.04 85.23 11:00:07 all 64.67 0.00 2.54 0.29 0.12 32.37 11:00:07 0 64.03 0.00 2.61 0.21 0.13 33.03 11:00:07 1 64.17 0.00 2.64 0.36 0.12 32.72 11:00:07 2 65.99 0.00 2.47 0.25 0.12 31.18 11:00:07 3 64.51 0.00 2.46 0.35 0.13 32.55 11:10:07 all 62.72 0.00 2.65 1.67 0.12 32.83 11:10:07 0 60.08 0.00 2.46 1.93 0.12 35.41 11:10:07 1 64.38 0.00 2.47 0.67 0.12 32.37 11:10:07 2 64.75 0.00 3.03 0.70 0.12 31.40 11:10:07 3 61.68 0.00 2.64 3.40 0.12 32.16 Average: all 44.79 0.00 2.01 2.17 0.09 50.94 Average: 0 43.36 0.00 1.88 2.81 0.10 51.85 Average: 1 44.66 0.00 1.91 1.46 0.09 51.88 Average: 2 45.95 0.00 2.20 1.89 0.09 49.87 Average: 3 45.18 0.00 2.05 2.51 0.10 50.15