---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3939 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 9.2G 69G 12% / 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 577 11632 4 3780 15069 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:0f:f8:dd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.48/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82695sec preferred_lft 82695sec inet6 fe80::f816:3eff:fe0f:f8dd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:ea:76:a9:67:31 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-3939) 10/16/25 _x86_64_ (4 CPU) 00:00:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:05 1.61 0.06 1.54 0.01 6.97 19.85 1.04 00:20:05 1.41 0.00 1.41 0.00 0.15 17.13 0.00 00:30:05 3.28 0.08 2.67 0.53 10.63 84.75 749.56 Average: 2.10 0.05 1.87 0.18 5.92 40.58 250.20 00:00:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:05 10169764 13674948 2284664 13.95 115808 3534688 2573496 14.77 881768 4925120 304 00:20:05 10168504 13674192 2285404 13.96 116232 3534740 2573560 14.77 882196 4925208 204 00:30:05 11993116 15509188 450708 2.75 119548 3541520 1052060 6.04 890272 3127960 30440 Average: 10777128 14286109 1673592 10.22 117196 3536983 2066372 11.86 884745 4326096 10316 00:00:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 00:10:05 ens3 0.36 0.16 0.13 0.08 0.00 0.00 0.00 0.00 00:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:20:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 00:20:05 ens3 0.20 0.08 0.04 0.02 0.00 0.00 0.00 0.00 00:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:05 lo 0.15 0.15 0.02 0.02 0.00 0.00 0.00 0.00 00:30:05 ens3 1.68 1.57 1.18 1.00 0.00 0.00 0.00 0.00 00:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 0.75 0.61 0.45 0.37 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-3939) 10/16/25 _x86_64_ (4 CPU) 00:00:05 CPU %user %nice %system %iowait %steal %idle 00:10:05 all 0.27 0.00 0.11 0.01 0.06 99.55 00:10:05 0 0.12 0.00 0.07 0.00 0.04 99.77 00:10:05 1 0.17 0.00 0.12 0.05 0.07 99.60 00:10:05 2 0.48 0.00 0.10 0.00 0.06 99.35 00:10:05 3 0.30 0.00 0.14 0.00 0.07 99.49 00:20:05 all 0.30 0.00 0.12 0.01 0.06 99.51 00:20:05 0 0.11 0.00 0.06 0.00 0.03 99.79 00:20:05 1 0.19 0.00 0.17 0.01 0.07 99.57 00:20:05 2 0.38 0.00 0.11 0.03 0.05 99.43 00:20:05 3 0.54 0.00 0.13 0.00 0.07 99.26 00:30:05 all 1.11 0.00 0.17 0.22 0.06 98.45 00:30:05 0 0.82 0.00 0.14 0.71 0.05 98.29 00:30:05 1 1.27 0.00 0.20 0.11 0.05 98.37 00:30:05 2 1.14 0.00 0.23 0.02 0.09 98.52 00:30:05 3 1.20 0.00 0.12 0.03 0.04 98.61 Average: all 0.56 0.00 0.13 0.08 0.06 99.17 Average: 0 0.35 0.00 0.09 0.24 0.04 99.28 Average: 1 0.54 0.00 0.16 0.06 0.06 99.18 Average: 2 0.66 0.00 0.15 0.02 0.07 99.10 Average: 3 0.68 0.00 0.13 0.01 0.06 99.12