---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4562 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: 5600.00 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 9.5G 68G 13% / 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 603 11290 4 4095 15042 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:d4:90:a2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.41/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82812sec preferred_lft 82812sec inet6 fe80::f816:3eff:fed4:90a2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:92:8e:89:4c:12 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-4562) 10/17/25 _x86_64_ (4 CPU) 15:15:38 LINUX RESTART (4 CPU) 15:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:30:15 12.46 0.63 10.40 1.43 646.92 1175.59 14571.78 15:40:15 1.38 0.01 1.38 0.00 0.04 16.43 0.43 15:50:00 1.15 0.00 1.15 0.00 0.31 13.46 0.00 16:00:14 1.27 0.00 1.27 0.00 0.00 14.68 0.00 16:10:14 54.52 5.02 46.89 2.61 284.59 5319.52 4081.76 Average: 14.15 1.13 12.21 0.81 188.33 1307.36 3776.98 15:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:30:15 13318732 15527428 485072 2.96 68036 2363760 1137948 6.53 473740 2314496 4 15:40:15 13318228 15527272 485128 2.96 68384 2363744 1137948 6.53 474088 2314580 12 15:50:00 13317568 15527008 485540 2.97 68656 2363848 1138012 6.53 474368 2315584 4 16:00:14 13318660 15528508 484148 2.96 68992 2363920 1138012 6.53 474700 2316392 12 16:10:14 9352640 13002756 2955900 18.05 139276 3650944 3274592 18.80 889036 5766124 15932 Average: 12525166 15022594 979158 5.98 82669 2621243 1565302 8.98 557186 3005435 3193 15:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:30:15 lo 0.18 0.18 0.02 0.02 0.00 0.00 0.00 0.00 15:30:15 ens3 14.31 6.17 197.64 0.47 0.00 0.00 0.00 0.00 15:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:40:15 ens3 0.26 0.11 0.07 0.04 0.00 0.00 0.00 0.00 15:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:50:00 ens3 0.18 0.10 0.05 0.02 0.00 0.00 0.00 0.00 15:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:00:14 ens3 0.15 0.08 0.04 0.02 0.00 0.00 0.00 0.00 16:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:14 lo 1144.49 1144.49 1084.15 1084.15 0.00 0.00 0.00 0.00 16:10:14 ens3 115.31 88.17 1029.83 17.64 0.00 0.00 0.00 0.00 16:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 228.02 228.02 215.91 215.91 0.00 0.00 0.00 0.00 Average: ens3 25.99 18.87 245.32 3.62 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-4562) 10/17/25 _x86_64_ (4 CPU) 15:15:38 LINUX RESTART (4 CPU) 15:20:02 CPU %user %nice %system %iowait %steal %idle 15:30:15 all 0.68 0.00 0.33 0.83 0.02 98.14 15:30:15 0 0.54 0.00 0.39 2.50 0.01 96.55 15:30:15 1 0.93 0.00 0.33 0.29 0.02 98.43 15:30:15 2 0.61 0.00 0.24 0.23 0.02 98.90 15:30:15 3 0.66 0.00 0.36 0.30 0.01 98.68 15:40:15 all 0.36 0.00 0.03 0.01 0.01 99.59 15:40:15 0 0.79 0.00 0.01 0.02 0.01 99.17 15:40:15 1 0.05 0.00 0.04 0.01 0.02 99.89 15:40:15 2 0.59 0.00 0.03 0.00 0.01 99.36 15:40:15 3 0.02 0.00 0.02 0.00 0.01 99.95 15:50:00 all 0.10 0.00 0.03 0.01 0.01 99.86 15:50:00 0 0.31 0.00 0.02 0.03 0.01 99.63 15:50:00 1 0.02 0.00 0.02 0.01 0.01 99.94 15:50:00 2 0.03 0.00 0.05 0.01 0.01 99.89 15:50:00 3 0.01 0.00 0.03 0.00 0.01 99.95 16:00:14 all 0.11 0.00 0.02 0.02 0.01 99.84 16:00:14 0 0.37 0.00 0.01 0.05 0.01 99.56 16:00:14 1 0.02 0.00 0.02 0.02 0.01 99.94 16:00:14 2 0.02 0.00 0.02 0.00 0.01 99.95 16:00:14 3 0.02 0.00 0.04 0.01 0.01 99.91 16:10:14 all 49.24 0.00 2.14 0.42 0.08 48.12 16:10:14 0 48.86 0.00 2.01 0.34 0.07 48.71 16:10:14 1 49.99 0.00 1.81 0.32 0.08 47.80 16:10:14 2 49.14 0.00 2.25 0.51 0.08 48.03 16:10:14 3 48.98 0.00 2.51 0.52 0.08 47.91 Average: all 10.04 0.00 0.51 0.26 0.02 89.17 Average: 0 10.13 0.00 0.49 0.59 0.02 88.77 Average: 1 10.14 0.00 0.44 0.13 0.03 89.27 Average: 2 10.01 0.00 0.51 0.15 0.03 89.30 Average: 3 9.88 0.00 0.59 0.17 0.02 89.35