---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7090 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 628 9490 4 5870 15018 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:e9:2d:b1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.46/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84882sec preferred_lft 84882sec inet6 fe80::f816:3eff:fee9:2db1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:8a:1f:a4:6e:04 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-7090) 11/08/25 _x86_64_ (4 CPU) 17:29:59 LINUX RESTART (4 CPU) 17:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:40:00 63.36 19.56 42.28 1.52 1931.05 15421.54 3605.80 17:50:00 5.20 0.19 4.68 0.33 5.75 2571.36 789.85 Average: 34.28 9.87 23.48 0.93 968.23 8995.32 2197.58 17:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:40:00 9466924 12642236 3319400 20.27 121612 3205496 3687048 21.16 687540 5867708 8104 17:50:00 8891396 12825068 3132312 19.13 134196 3915268 3419812 19.63 977824 6106496 3920 Average: 9179160 12733652 3225856 19.70 127904 3560382 3553430 20.40 832682 5987102 6012 17:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:40:00 lo 9.05 9.05 1.36 1.36 0.00 0.00 0.00 0.00 17:40:00 ens3 144.98 107.78 930.78 64.33 0.00 0.00 0.00 0.00 17:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:00 lo 5.72 5.72 2.10 2.10 0.00 0.00 0.00 0.00 17:50:00 ens3 50.80 44.79 31.40 433.28 0.00 0.00 0.00 0.00 17:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 7.38 7.38 1.73 1.73 0.00 0.00 0.00 0.00 Average: ens3 97.88 76.28 481.01 248.84 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-7090) 11/08/25 _x86_64_ (4 CPU) 17:29:59 LINUX RESTART (4 CPU) 17:30:00 CPU %user %nice %system %iowait %steal %idle 17:40:00 all 50.54 0.00 1.88 0.63 0.08 46.87 17:40:00 0 48.02 0.00 1.67 0.22 0.08 50.01 17:40:00 1 50.03 0.00 2.05 0.91 0.09 46.92 17:40:00 2 54.60 0.00 1.91 0.67 0.09 42.73 17:40:00 3 49.52 0.00 1.88 0.72 0.08 47.80 17:50:00 all 40.02 0.00 1.29 0.07 0.08 58.54 17:50:00 0 41.07 0.00 1.23 0.11 0.08 57.51 17:50:00 1 36.69 0.00 1.24 0.04 0.08 61.96 17:50:00 2 42.72 0.00 1.43 0.04 0.08 55.73 17:50:00 3 39.60 0.00 1.28 0.10 0.08 58.95 Average: all 45.28 0.00 1.59 0.35 0.08 52.70 Average: 0 44.55 0.00 1.45 0.16 0.08 53.76 Average: 1 43.35 0.00 1.64 0.47 0.08 54.45 Average: 2 48.66 0.00 1.67 0.36 0.08 49.23 Average: 3 44.56 0.00 1.58 0.41 0.08 53.37