---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8309 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 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 649 10504 4 4835 14997 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:09:42:7c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.113/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84805sec preferred_lft 84805sec inet6 fe80::f816:3eff:fe09:427c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:d2:7c:56:96:a5 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-8309) 11/12/25 _x86_64_ (4 CPU) 17:15:48 LINUX RESTART (4 CPU) 17:20:32 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:30:30 5.57 0.53 4.65 0.39 340.80 861.12 1968.92 17:40:10 16.14 0.55 14.42 1.18 19.92 2249.80 7834.40 Average: 10.78 0.54 9.46 0.78 182.72 1545.23 4858.47 17:20:32 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:30:30 10801212 13828656 2135480 13.04 110128 3086060 2415072 13.86 598120 4640152 5680 17:40:10 9019084 12754316 3205360 19.58 131340 3734424 3444292 19.77 816072 6164244 264292 Average: 9910148 13291486 2670420 16.31 120734 3410242 2929682 16.82 707096 5402198 134986 17:20:32 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:30:30 lo 0.62 0.62 0.38 0.38 0.00 0.00 0.00 0.00 17:30:30 ens3 12.49 8.83 121.59 2.13 0.00 0.00 0.00 0.00 17:30:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:10 lo 407.51 407.51 387.76 387.76 0.00 0.00 0.00 0.00 17:40:10 ens3 39.51 29.27 423.83 4.25 0.00 0.00 0.00 0.00 17:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 201.07 201.07 191.22 191.22 0.00 0.00 0.00 0.00 Average: ens3 25.80 18.90 270.48 3.18 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-8309) 11/12/25 _x86_64_ (4 CPU) 17:15:48 LINUX RESTART (4 CPU) 17:20:32 CPU %user %nice %system %iowait %steal %idle 17:30:30 all 49.89 0.00 0.72 0.05 0.07 49.26 17:30:30 0 48.42 0.00 0.70 0.08 0.07 50.72 17:30:30 1 43.69 0.00 0.68 0.06 0.08 55.50 17:30:30 2 57.80 0.00 0.61 0.01 0.07 41.51 17:30:30 3 49.67 0.00 0.88 0.06 0.07 49.33 17:40:10 all 55.78 0.00 1.16 0.07 0.07 42.91 17:40:10 0 79.74 0.00 1.16 0.04 0.08 18.98 17:40:10 1 47.50 0.00 1.19 0.04 0.08 51.19 17:40:10 2 48.75 0.00 1.23 0.08 0.07 49.86 17:40:10 3 47.11 0.00 1.06 0.13 0.07 51.63 Average: all 52.79 0.00 0.94 0.06 0.07 46.14 Average: 0 63.83 0.00 0.93 0.06 0.08 35.10 Average: 1 45.56 0.00 0.93 0.05 0.08 53.38 Average: 2 53.35 0.00 0.92 0.05 0.07 45.62 Average: 3 48.41 0.00 0.97 0.09 0.07 50.46