---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4075 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 13% / 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 680 10521 4 4786 14965 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:fc:db:e4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.163/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84589sec preferred_lft 84589sec inet6 fe80::f816:3eff:fefc:dbe4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:cf:0a:72:a7:ac 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-4075) 10/16/25 _x86_64_ (4 CPU) 10:24:08 LINUX RESTART (4 CPU) 10:30:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:40:09 7.49 2.15 5.04 0.30 133.08 1554.67 1358.32 10:50:00 12.91 0.83 10.50 1.59 28.11 2932.78 4618.25 Average: 10.19 1.49 7.76 0.94 80.87 2240.08 2979.66 10:30:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:40:09 10984784 14240372 1720784 10.51 115880 3300292 2059972 11.82 748764 4290600 22008 10:50:00 8938296 13092652 2861540 17.48 156080 4084856 3119712 17.91 977660 6033948 94192 Average: 9961540 13666512 2291162 13.99 135980 3692574 2589842 14.87 863212 5162274 58100 10:30:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:40:09 lo 0.62 0.62 0.06 0.06 0.00 0.00 0.00 0.00 10:40:09 ens3 45.36 35.71 369.16 6.42 0.00 0.00 0.00 0.00 10:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:00 lo 562.99 562.99 535.73 535.73 0.00 0.00 0.00 0.00 10:50:00 ens3 61.42 48.96 371.48 11.66 0.00 0.00 0.00 0.00 10:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 280.32 280.32 266.48 266.48 0.00 0.00 0.00 0.00 Average: ens3 53.35 42.30 370.32 9.03 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-4075) 10/16/25 _x86_64_ (4 CPU) 10:24:08 LINUX RESTART (4 CPU) 10:30:12 CPU %user %nice %system %iowait %steal %idle 10:40:09 all 28.89 0.00 0.95 0.04 0.06 70.06 10:40:09 0 28.76 0.00 0.87 0.05 0.06 70.26 10:40:09 1 28.34 0.00 1.09 0.06 0.06 70.45 10:40:09 2 28.31 0.00 0.83 0.03 0.06 70.77 10:40:09 3 30.15 0.00 1.01 0.01 0.06 68.77 10:50:00 all 73.86 0.00 2.43 0.04 0.12 23.55 10:50:00 0 73.97 0.00 2.26 0.03 0.12 23.62 10:50:00 1 71.20 0.00 2.36 0.06 0.12 26.26 10:50:00 2 75.92 0.00 2.69 0.03 0.12 21.24 10:50:00 3 74.35 0.00 2.40 0.04 0.12 23.08 Average: all 51.23 0.00 1.68 0.04 0.09 46.95 Average: 0 51.22 0.00 1.56 0.04 0.09 47.08 Average: 1 49.64 0.00 1.72 0.06 0.09 48.49 Average: 2 51.97 0.00 1.75 0.03 0.09 46.15 Average: 3 52.10 0.00 1.70 0.03 0.09 46.09