---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1459 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 631 10433 4 4923 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:2c:20:90 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.95/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84644sec preferred_lft 84644sec inet6 fe80::f816:3eff:fe2c:2090/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:5f:9f:85:f9:87 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-1459) 10/23/25 _x86_64_ (4 CPU) 13:24:10 LINUX RESTART (4 CPU) 13:30:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:40:14 3.57 0.06 3.30 0.21 6.90 591.21 440.24 13:50:10 19.54 0.53 17.38 1.63 19.35 2321.55 13052.82 Average: 11.53 0.29 10.32 0.92 13.10 1453.03 6722.12 13:30:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:40:14 9716044 12865324 3097652 18.92 114008 3199580 3358704 19.28 678680 5638628 884 13:50:10 10039476 13614988 2344260 14.32 136756 3575884 2500536 14.35 856364 5079656 9904 Average: 9877760 13240156 2720956 16.62 125382 3387732 2929620 16.82 767522 5359142 5394 13:30:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:40:14 lo 0.62 0.62 0.38 0.38 0.00 0.00 0.00 0.00 13:40:14 ens3 13.00 9.84 39.45 3.05 0.00 0.00 0.00 0.00 13:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:10 lo 475.16 475.16 452.46 452.46 0.00 0.00 0.00 0.00 13:50:10 ens3 36.97 29.52 408.02 4.69 0.00 0.00 0.00 0.00 13:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 236.97 236.97 225.55 225.55 0.00 0.00 0.00 0.00 Average: ens3 24.94 19.64 223.02 3.87 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-1459) 10/23/25 _x86_64_ (4 CPU) 13:24:10 LINUX RESTART (4 CPU) 13:30:14 CPU %user %nice %system %iowait %steal %idle 13:40:14 all 52.60 0.00 0.70 0.04 0.09 46.57 13:40:14 0 50.85 0.00 0.65 0.03 0.10 48.37 13:40:14 1 49.53 0.00 0.65 0.07 0.09 49.66 13:40:14 2 65.00 0.00 0.74 0.03 0.10 34.12 13:40:14 3 45.00 0.00 0.75 0.02 0.08 54.15 13:50:10 all 55.05 0.00 1.33 0.52 0.14 42.96 13:50:10 0 52.08 0.00 1.36 0.67 0.12 45.76 13:50:10 1 50.39 0.00 1.38 0.40 0.12 47.71 13:50:10 2 53.82 0.00 1.40 0.43 0.20 44.16 13:50:10 3 63.91 0.00 1.18 0.57 0.13 34.21 Average: all 53.82 0.00 1.01 0.28 0.12 44.78 Average: 0 51.46 0.00 1.01 0.35 0.11 47.07 Average: 1 49.96 0.00 1.02 0.23 0.10 48.69 Average: 2 59.44 0.00 1.07 0.23 0.15 39.12 Average: 3 54.40 0.00 0.97 0.29 0.11 44.23