---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-15353 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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 conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: 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 730 9541 4 5716 14915 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:eb:ca:7f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.127/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84460sec preferred_lft 84460sec inet6 fe80::f816:3eff:feeb:ca7f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:0b:f6:90:13:82 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-15353) 12/20/25 _x86_64_ (4 CPU) 15:45:25 LINUX RESTART (4 CPU) 15:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:16 29.91 3.10 24.41 2.41 736.11 5146.97 14009.86 16:10:15 33.56 0.06 30.11 3.38 1.47 6017.16 22074.78 Average: 31.71 1.60 27.22 2.89 373.34 5576.67 17992.32 15:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:16 9462260 13303536 2652692 16.20 155668 3780360 3057376 17.55 907796 5592956 18548 16:10:15 7548856 12793072 3156244 19.28 183476 5081956 3373156 19.36 1201740 7130320 23392 Average: 8505558 13048304 2904468 17.74 169572 4431158 3215266 18.46 1054768 6361638 20970 15:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:16 lo 823.36 823.36 783.86 783.86 0.00 0.00 0.00 0.00 16:00:16 ens3 104.48 80.15 823.74 18.41 0.00 0.00 0.00 0.00 16:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:15 lo 1224.24 1224.24 1165.97 1165.97 0.00 0.00 0.00 0.00 16:10:15 ens3 54.26 44.05 229.75 13.30 0.00 0.00 0.00 0.00 16:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1021.31 1021.31 972.55 972.55 0.00 0.00 0.00 0.00 Average: ens3 79.68 62.32 530.43 15.89 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-15353) 12/20/25 _x86_64_ (4 CPU) 15:45:25 LINUX RESTART (4 CPU) 15:50:01 CPU %user %nice %system %iowait %steal %idle 16:00:16 all 63.46 0.00 2.23 0.37 0.09 33.85 16:00:16 0 62.29 0.00 2.19 0.60 0.09 34.83 16:00:16 1 63.77 0.00 2.29 0.34 0.09 33.50 16:00:16 2 63.06 0.00 2.40 0.35 0.09 34.10 16:00:16 3 64.72 0.00 2.06 0.17 0.10 32.95 16:10:15 all 57.58 0.00 2.30 0.12 0.09 39.91 16:10:15 0 58.32 0.00 2.38 0.20 0.09 39.01 16:10:15 1 55.09 0.00 2.21 0.08 0.10 42.53 16:10:15 2 58.59 0.00 2.31 0.11 0.09 38.89 16:10:15 3 58.31 0.00 2.29 0.09 0.10 39.22 Average: all 60.56 0.00 2.27 0.25 0.09 36.84 Average: 0 60.33 0.00 2.28 0.40 0.09 36.89 Average: 1 59.48 0.00 2.25 0.21 0.10 37.96 Average: 2 60.85 0.00 2.36 0.23 0.09 36.46 Average: 3 61.55 0.00 2.17 0.13 0.10 36.04