---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8001 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 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 677 9715 4 5596 14969 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:dc:a2:15 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.111/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84295sec preferred_lft 84295sec inet6 fe80::f816:3eff:fedc:a215/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:8e:29:98:2f:15 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-8001) 11/11/25 _x86_64_ (4 CPU) 18:18:29 LINUX RESTART (4 CPU) 18:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:30:19 79.17 5.08 67.05 7.05 906.54 5974.45 110765.15 18:40:07 12.34 0.01 10.20 2.13 0.16 688.46 52765.15 18:50:01 36.20 0.20 31.17 4.84 5.37 6686.90 20964.05 Average: 43.16 1.81 36.64 4.71 313.09 4483.47 62182.02 18:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:30:19 9514892 13032692 2926608 17.87 146492 3514840 3186432 18.29 911264 5575452 10192 18:40:07 9799368 13464896 2493312 15.23 153268 3644692 2766832 15.88 934232 5266268 10860 18:50:01 7432760 12829240 3118416 19.05 192444 5241568 3331788 19.12 1578488 6865072 4848 Average: 8915673 13108943 2846112 17.38 164068 4133700 3095017 17.77 1141328 5902264 8633 18:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:30:19 lo 2.17 2.17 0.39 0.39 0.00 0.00 0.00 0.00 18:30:19 ens3 104.05 81.42 918.81 17.92 0.00 0.00 0.00 0.00 18:30:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:07 lo 53.28 53.28 13.32 13.32 0.00 0.00 0.00 0.00 18:40:07 ens3 6.16 4.64 4.05 1.54 0.00 0.00 0.00 0.00 18:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 lo 2220.26 2220.26 2136.17 2136.17 0.00 0.00 0.00 0.00 18:50:01 ens3 70.78 55.00 460.94 14.69 0.00 0.00 0.00 0.00 18:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 751.04 751.04 709.63 709.63 0.00 0.00 0.00 0.00 Average: ens3 61.10 47.63 468.95 11.51 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-8001) 11/11/25 _x86_64_ (4 CPU) 18:18:29 LINUX RESTART (4 CPU) 18:20:01 CPU %user %nice %system %iowait %steal %idle 18:30:19 all 33.42 0.00 1.57 0.67 0.06 64.28 18:30:19 0 33.00 0.00 1.49 0.58 0.06 64.87 18:30:19 1 35.59 0.00 2.07 0.74 0.07 61.53 18:30:19 2 33.40 0.00 1.42 1.11 0.06 64.01 18:30:19 3 31.68 0.00 1.31 0.24 0.06 66.71 18:40:07 all 13.36 0.00 0.75 0.08 0.07 85.73 18:40:07 0 13.52 0.00 0.75 0.05 0.07 85.60 18:40:07 1 13.92 0.00 0.67 0.05 0.07 85.29 18:40:07 2 13.64 0.00 0.85 0.09 0.07 85.35 18:40:07 3 12.37 0.00 0.73 0.14 0.07 86.69 18:50:01 all 52.08 0.00 2.57 0.25 0.09 45.02 18:50:01 0 50.28 0.00 2.22 0.21 0.09 47.19 18:50:01 1 52.30 0.00 2.72 0.37 0.09 44.52 18:50:01 2 51.76 0.00 2.65 0.21 0.09 45.29 18:50:01 3 53.96 0.00 2.67 0.21 0.09 43.07 Average: all 33.03 0.00 1.63 0.34 0.07 64.92 Average: 0 32.35 0.00 1.49 0.29 0.08 65.80 Average: 1 34.03 0.00 1.83 0.39 0.08 63.67 Average: 2 33.01 0.00 1.64 0.48 0.07 64.80 Average: 3 32.74 0.00 1.57 0.20 0.07 65.42