---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8153 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 12G 66G 16% / 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 658 8749 4 6581 14988 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:1c:8b:9d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.97/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84708sec preferred_lft 84708sec inet6 fe80::f816:3eff:fe1c:8b9d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:f5:f1:4d:d3:53 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-8153) 11/12/25 _x86_64_ (4 CPU) 08:29:49 LINUX RESTART (4 CPU) 08:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:25 77.98 11.61 52.35 14.02 1899.28 10113.00 261344.92 08:50:25 26.76 0.03 23.97 2.76 0.28 2282.77 26368.08 Average: 52.86 5.93 38.43 8.50 968.09 6273.40 146122.54 08:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:25 9793496 13356904 2602212 15.89 132048 3568076 2812624 16.14 834460 5379676 25232 08:50:25 9252928 13197236 2758580 16.85 151864 3896816 2811644 16.14 939212 5740976 12232 Average: 9523212 13277070 2680396 16.37 141956 3732446 2812134 16.14 886836 5560326 18732 08:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:25 lo 1465.15 1465.15 1389.32 1389.32 0.00 0.00 0.00 0.00 08:40:25 ens3 149.09 110.99 1187.26 21.05 0.00 0.00 0.00 0.00 08:40:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:25 lo 1197.88 1197.88 1140.50 1140.50 0.00 0.00 0.00 0.00 08:50:25 ens3 21.67 19.52 21.49 6.36 0.00 0.00 0.00 0.00 08:50:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1334.09 1334.09 1267.31 1267.31 0.00 0.00 0.00 0.00 Average: ens3 86.61 66.14 615.62 13.85 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-8153) 11/12/25 _x86_64_ (4 CPU) 08:29:49 LINUX RESTART (4 CPU) 08:30:00 CPU %user %nice %system %iowait %steal %idle 08:40:25 all 61.57 0.00 2.92 0.52 0.09 34.90 08:40:25 0 61.49 0.00 3.17 0.25 0.09 35.00 08:40:25 1 60.72 0.00 2.85 0.76 0.09 35.59 08:40:25 2 62.10 0.00 2.81 0.68 0.09 34.32 08:40:25 3 61.98 0.00 2.83 0.41 0.09 34.69 08:50:25 all 63.82 0.00 2.40 0.59 0.09 33.10 08:50:25 0 63.20 0.00 2.31 0.26 0.08 34.15 08:50:25 1 63.74 0.00 2.13 0.49 0.09 33.55 08:50:25 2 62.83 0.00 2.94 1.32 0.09 32.82 08:50:25 3 65.52 0.00 2.22 0.30 0.09 31.88 Average: all 62.68 0.00 2.66 0.56 0.09 34.02 Average: 0 62.33 0.00 2.75 0.25 0.09 34.58 Average: 1 62.21 0.00 2.50 0.63 0.09 34.59 Average: 2 62.45 0.00 2.88 1.00 0.09 33.58 Average: 3 63.72 0.00 2.53 0.35 0.09 33.31