---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3382 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 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 625 10396 4 4968 15021 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:d8:5a:2d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.43/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84817sec preferred_lft 84817sec inet6 fe80::f816:3eff:fed8:5a2d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:7d:c4:70:0a:fe 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-3382) 10/29/25 _x86_64_ (4 CPU) 17:05:15 LINUX RESTART (4 CPU) 17:10:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:20:15 19.41 12.43 6.44 0.54 667.83 1178.35 14783.45 17:30:07 19.25 0.53 17.14 1.58 19.50 2454.20 6111.55 Average: 19.33 6.56 11.71 1.05 348.24 1807.26 10508.77 17:10:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:20:15 10386408 13579660 2382496 14.55 115308 3229720 2784592 15.98 708292 4924204 15920 17:30:07 10026988 13645180 2312784 14.13 136488 3606700 2497148 14.33 884348 5055696 20100 Average: 10206698 13612420 2347640 14.34 125898 3418210 2640870 15.16 796320 4989950 18010 17:10:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:20:15 lo 0.65 0.65 0.38 0.38 0.00 0.00 0.00 0.00 17:20:15 ens3 16.93 12.65 161.89 2.50 0.00 0.00 0.00 0.00 17:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:07 lo 566.66 566.66 539.89 539.89 0.00 0.00 0.00 0.00 17:30:07 ens3 35.96 25.61 409.88 3.53 0.00 0.00 0.00 0.00 17:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 279.65 279.65 266.32 266.32 0.00 0.00 0.00 0.00 Average: ens3 26.31 19.04 284.14 3.01 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-3382) 10/29/25 _x86_64_ (4 CPU) 17:05:15 LINUX RESTART (4 CPU) 17:10:07 CPU %user %nice %system %iowait %steal %idle 17:20:15 all 50.37 0.07 0.82 0.65 0.09 48.01 17:20:15 0 44.13 0.00 0.93 1.74 0.08 53.12 17:20:15 1 49.05 0.00 0.59 0.03 0.09 50.24 17:20:15 2 64.18 0.16 0.92 0.39 0.10 34.25 17:20:15 3 44.12 0.13 0.82 0.43 0.09 54.41 17:30:07 all 55.58 0.00 1.33 0.15 0.10 42.85 17:30:07 0 62.50 0.00 1.59 0.19 0.11 35.62 17:30:07 1 63.01 0.00 1.29 0.19 0.10 35.41 17:30:07 2 51.20 0.00 1.25 0.16 0.09 47.30 17:30:07 3 45.65 0.00 1.18 0.05 0.09 53.03 Average: all 52.94 0.04 1.07 0.40 0.09 45.47 Average: 0 53.18 0.00 1.25 0.98 0.09 44.49 Average: 1 55.93 0.00 0.93 0.11 0.09 42.93 Average: 2 57.78 0.08 1.08 0.28 0.09 40.68 Average: 3 44.88 0.07 1.00 0.24 0.09 53.73