---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12283 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 11G 68G 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 632 10562 4 4794 15014 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:79:92:fd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.131/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84815sec preferred_lft 84815sec inet6 fe80::f816:3eff:fe79:92fd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:80:71:14:f8:97 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-12283) 11/21/25 _x86_64_ (4 CPU) 00:26:41 LINUX RESTART (4 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:05 6.42 0.63 5.37 0.41 351.55 1014.95 389.29 00:50:05 15.85 0.53 14.14 1.18 19.28 2213.96 6666.88 Average: 11.12 0.58 9.74 0.79 185.97 1612.45 3517.58 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:05 8546480 11529340 4434148 27.08 110872 3042044 4655420 26.72 606484 6875120 648 00:50:05 10269936 13692536 2267240 13.85 133616 3429076 2495732 14.33 786256 4923248 10320 Average: 9408208 12610938 3350694 20.46 122244 3235560 3575576 20.52 696370 5899184 5484 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:05 lo 0.60 0.60 0.38 0.38 0.00 0.00 0.00 0.00 00:40:05 ens3 24.29 18.17 164.36 4.24 0.00 0.00 0.00 0.00 00:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:05 lo 419.07 419.07 399.16 399.16 0.00 0.00 0.00 0.00 00:50:05 ens3 42.11 29.32 410.71 4.97 0.00 0.00 0.00 0.00 00:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 209.14 209.14 199.10 199.10 0.00 0.00 0.00 0.00 Average: ens3 33.17 23.73 287.12 4.61 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-12283) 11/21/25 _x86_64_ (4 CPU) 00:26:41 LINUX RESTART (4 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:05 all 48.96 0.00 0.75 0.06 0.08 50.15 00:40:05 0 64.29 0.00 0.59 0.02 0.08 35.03 00:40:05 1 41.50 0.00 0.87 0.13 0.08 57.41 00:40:05 2 43.31 0.00 0.75 0.04 0.08 55.83 00:40:05 3 46.75 0.00 0.79 0.04 0.08 52.34 00:50:05 all 51.20 0.00 1.20 0.06 0.08 47.46 00:50:05 0 44.33 0.00 1.29 0.05 0.08 54.25 00:50:05 1 41.47 0.00 1.16 0.05 0.08 57.24 00:50:05 2 59.76 0.00 1.03 0.08 0.08 39.05 00:50:05 3 59.24 0.00 1.32 0.08 0.08 39.28 Average: all 50.08 0.00 0.97 0.06 0.08 48.81 Average: 0 54.33 0.00 0.94 0.03 0.08 44.62 Average: 1 41.49 0.00 1.02 0.09 0.08 57.33 Average: 2 51.50 0.00 0.89 0.06 0.08 47.47 Average: 3 52.98 0.00 1.05 0.06 0.08 45.84