---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1963 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 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 713 9407 4 5868 14933 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:2b:6d:72 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.173/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84008sec preferred_lft 84008sec inet6 fe80::f816:3eff:fe2b:6d72/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:70:98:04:ec:92 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-1963) 11/28/25 _x86_64_ (4 CPU) 20:25:55 LINUX RESTART (4 CPU) 20:30:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:07 15.91 2.89 11.61 1.42 672.07 3914.51 4268.92 20:50:01 52.73 0.35 42.75 9.62 10.18 4299.48 10653.91 21:00:07 35.40 0.10 28.88 6.43 4.49 5155.89 14249.88 Average: 34.62 1.11 27.70 5.81 228.89 4459.44 9736.04 20:30:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:07 10101508 13721088 2236932 13.66 155696 3574432 2570820 14.76 788928 5079344 99816 20:50:01 8532304 13061980 2888560 17.64 201844 4364300 3123200 17.93 1000448 6360412 120400 21:00:07 9759128 15399776 545544 3.33 239092 5374524 1093024 6.27 1391688 4659936 16 Average: 9464313 14060948 1890345 11.55 198877 4437752 2262348 12.99 1060355 5366564 73411 20:30:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:07 lo 1.32 1.32 0.13 0.13 0.00 0.00 0.00 0.00 20:40:07 ens3 102.07 81.11 513.91 21.25 0.00 0.00 0.00 0.00 20:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 lo 5085.90 5085.90 4846.91 4846.91 0.00 0.00 0.00 0.00 20:50:01 ens3 98.59 73.09 302.85 21.84 0.00 0.00 0.00 0.00 20:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:07 lo 2941.98 2941.98 2796.06 2796.06 0.00 0.00 0.00 0.00 21:00:07 ens3 101.69 86.34 114.10 51.25 0.00 0.00 0.00 0.00 21:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2669.36 2669.36 2540.97 2540.97 0.00 0.00 0.00 0.00 Average: ens3 100.79 80.22 309.67 31.54 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-1963) 11/28/25 _x86_64_ (4 CPU) 20:25:55 LINUX RESTART (4 CPU) 20:30:07 CPU %user %nice %system %iowait %steal %idle 20:40:07 all 64.25 0.00 2.24 0.24 0.09 33.19 20:40:07 0 63.50 0.00 2.24 0.19 0.09 33.98 20:40:07 1 63.71 0.00 2.09 0.20 0.08 33.92 20:40:07 2 65.36 0.00 2.46 0.29 0.09 31.81 20:40:07 3 64.42 0.00 2.16 0.28 0.09 33.06 20:50:01 all 62.20 0.00 4.14 0.16 0.09 33.41 20:50:01 0 59.53 0.00 4.01 0.25 0.09 36.11 20:50:01 1 62.55 0.00 4.21 0.13 0.09 33.03 20:50:01 2 63.01 0.00 4.12 0.15 0.09 32.63 20:50:01 3 63.70 0.00 4.20 0.12 0.09 31.88 21:00:07 all 53.20 0.00 2.98 0.23 0.07 43.51 21:00:07 0 52.26 0.00 2.98 0.10 0.07 44.59 21:00:07 1 52.45 0.00 2.95 0.35 0.07 44.18 21:00:07 2 54.36 0.00 2.96 0.37 0.07 42.23 21:00:07 3 53.71 0.00 3.05 0.10 0.07 43.06 Average: all 59.85 0.00 3.11 0.21 0.08 36.74 Average: 0 58.41 0.00 3.07 0.18 0.08 38.26 Average: 1 59.54 0.00 3.08 0.23 0.08 37.08 Average: 2 60.88 0.00 3.17 0.27 0.08 35.59 Average: 3 60.58 0.00 3.13 0.17 0.08 36.04