---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11786 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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 conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: 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 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 667 9799 4 5522 14979 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:6f:1e:d7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.63/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84537sec preferred_lft 84537sec inet6 fe80::f816:3eff:fe6f:1ed7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:6f:e4:1c:7d:62 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-11786) 12/09/25 _x86_64_ (4 CPU) 01:07:36 LINUX RESTART (4 CPU) 01:10:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:00 60.25 1.28 50.19 8.79 641.75 4477.66 171224.52 01:30:00 19.78 0.16 16.88 2.74 4.99 1611.19 21441.20 Average: 39.89 0.72 33.43 5.75 321.48 3035.92 95888.37 01:10:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:00 9740476 13312676 2646108 16.16 152896 3552856 2916568 16.74 853620 5409244 32416 01:30:00 9189872 13178620 2776720 16.96 170464 3923392 2996160 17.20 968816 5814224 101240 Average: 9465174 13245648 2711414 16.56 161680 3738124 2956364 16.97 911218 5611734 66828 01:10:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:00 lo 19.18 19.18 4.15 4.15 0.00 0.00 0.00 0.00 01:20:00 ens3 44.83 33.91 397.97 8.23 0.00 0.00 0.00 0.00 01:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:00 lo 1107.70 1107.70 1023.37 1023.37 0.00 0.00 0.00 0.00 01:30:00 ens3 32.62 25.99 227.31 5.83 0.00 0.00 0.00 0.00 01:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 566.67 566.67 516.79 516.79 0.00 0.00 0.00 0.00 Average: ens3 38.69 29.93 312.13 7.02 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-11786) 12/09/25 _x86_64_ (4 CPU) 01:07:36 LINUX RESTART (4 CPU) 01:10:07 CPU %user %nice %system %iowait %steal %idle 01:20:00 all 39.38 0.00 1.52 0.47 0.09 58.54 01:20:00 0 40.93 0.00 1.48 0.31 0.09 57.19 01:20:00 1 41.05 0.00 1.67 0.21 0.09 56.98 01:20:00 2 38.59 0.00 1.40 0.34 0.09 59.58 01:20:00 3 36.94 0.00 1.53 1.03 0.09 60.40 01:30:00 all 21.85 0.00 1.36 0.59 0.08 76.11 01:30:00 0 21.05 0.00 1.19 0.28 0.08 77.39 01:30:00 1 21.96 0.00 1.46 0.13 0.08 76.38 01:30:00 2 22.51 0.00 1.31 0.13 0.08 75.97 01:30:00 3 21.89 0.00 1.48 1.84 0.08 74.71 Average: all 30.56 0.00 1.44 0.53 0.09 67.38 Average: 0 30.93 0.00 1.33 0.30 0.08 67.35 Average: 1 31.44 0.00 1.56 0.17 0.09 66.74 Average: 2 30.50 0.00 1.36 0.23 0.09 67.83 Average: 3 29.36 0.00 1.51 1.44 0.08 67.61