---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3930 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 11G 67G 14% / 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 663 9829 4 5497 14983 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:42:76:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.145/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84644sec preferred_lft 84644sec inet6 fe80::f816:3eff:fe42:7649/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:d2:62:57:29:85 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-3930) 10/15/25 _x86_64_ (4 CPU) 21:46:08 LINUX RESTART (4 CPU) 21:50:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:00:13 54.49 0.65 45.20 8.64 661.02 2759.55 171035.86 22:10:13 22.48 0.17 18.85 3.46 4.50 1601.01 28796.50 Average: 38.48 0.41 32.02 6.05 332.77 2180.29 99916.77 21:50:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:00:13 9600136 13218400 2740044 16.74 150208 3604088 3084868 17.71 922104 5474792 492 22:10:13 9339160 13274896 2680828 16.37 166160 3884208 2858820 16.41 1034696 5601304 19556 Average: 9469648 13246648 2710436 16.55 158184 3744148 2971844 17.06 978400 5538048 10024 21:50:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:00:13 lo 24.50 24.50 5.59 5.59 0.00 0.00 0.00 0.00 22:00:13 ens3 25.46 19.41 214.61 3.83 0.00 0.00 0.00 0.00 22:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:13 lo 1547.70 1547.70 1448.27 1448.27 0.00 0.00 0.00 0.00 22:10:13 ens3 33.89 25.10 252.32 5.17 0.00 0.00 0.00 0.00 22:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 786.10 786.10 726.92 726.92 0.00 0.00 0.00 0.00 Average: ens3 29.68 22.25 233.46 4.50 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-3930) 10/15/25 _x86_64_ (4 CPU) 21:46:08 LINUX RESTART (4 CPU) 21:50:12 CPU %user %nice %system %iowait %steal %idle 22:00:13 all 28.41 0.00 1.40 2.09 0.09 68.01 22:00:13 0 30.40 0.00 1.54 0.83 0.10 67.13 22:00:13 1 27.03 0.00 1.35 5.24 0.09 66.29 22:00:13 2 27.90 0.00 1.38 1.43 0.10 69.19 22:00:13 3 28.30 0.00 1.33 0.84 0.09 69.44 22:10:13 all 32.41 0.00 1.80 1.04 0.11 64.64 22:10:13 0 32.48 0.00 1.92 0.84 0.12 64.64 22:10:13 1 33.25 0.00 1.92 0.55 0.11 64.17 22:10:13 2 31.53 0.00 1.80 1.70 0.11 64.85 22:10:13 3 32.36 0.00 1.57 1.05 0.11 64.91 Average: all 30.40 0.00 1.60 1.56 0.10 66.33 Average: 0 31.44 0.00 1.73 0.83 0.11 65.89 Average: 1 30.13 0.00 1.63 2.90 0.10 65.23 Average: 2 29.72 0.00 1.59 1.57 0.10 67.03 Average: 3 30.33 0.00 1.45 0.94 0.10 67.18