---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-14260 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 68G 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 679 10503 4 4805 14967 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:00:63:f4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.117/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84857sec preferred_lft 84857sec inet6 fe80::f816:3eff:fe00:63f4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:f2:0a:fb:b6:27 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-14260) 12/16/25 _x86_64_ (4 CPU) 10:27:53 LINUX RESTART (4 CPU) 10:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:40:14 16.56 2.38 13.05 1.12 527.21 3346.30 2669.76 10:50:14 29.81 0.91 24.78 4.12 29.49 4656.63 5374.39 Average: 23.13 1.65 18.87 2.61 280.41 3996.05 4010.90 10:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:40:14 10221440 13579576 2380476 14.54 133600 3354316 2769756 15.90 697960 5082276 40292 10:50:14 10797384 15357140 594392 3.63 168048 4431792 1100860 6.32 1029472 4044844 60 Average: 10509412 14468358 1487434 9.08 150824 3893054 1935308 11.11 863716 4563560 20176 10:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:40:14 lo 1.23 1.23 0.13 0.13 0.00 0.00 0.00 0.00 10:40:14 ens3 86.13 67.25 647.26 17.87 0.00 0.00 0.00 0.00 10:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:14 lo 1452.54 1452.54 1379.92 1379.92 0.00 0.00 0.00 0.00 10:50:14 ens3 93.29 77.95 413.13 90.06 0.00 0.00 0.00 0.00 10:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 720.89 720.89 684.32 684.32 0.00 0.00 0.00 0.00 Average: ens3 89.68 72.55 531.16 53.67 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-14260) 12/16/25 _x86_64_ (4 CPU) 10:27:53 LINUX RESTART (4 CPU) 10:30:04 CPU %user %nice %system %iowait %steal %idle 10:40:14 all 63.31 0.00 2.09 0.05 0.08 34.47 10:40:14 0 62.49 0.00 1.96 0.08 0.08 35.40 10:40:14 1 64.61 0.00 2.15 0.03 0.09 33.12 10:40:14 2 62.74 0.00 2.20 0.08 0.08 34.89 10:40:14 3 63.39 0.00 2.04 0.03 0.08 34.46 10:50:14 all 62.53 0.00 2.46 0.09 0.09 34.83 10:50:14 0 63.59 0.00 2.56 0.04 0.09 33.73 10:50:14 1 62.72 0.00 2.85 0.11 0.09 34.23 10:50:14 2 63.67 0.00 2.43 0.10 0.09 33.71 10:50:14 3 60.14 0.00 2.00 0.12 0.09 37.65 Average: all 62.92 0.00 2.27 0.07 0.09 34.65 Average: 0 63.03 0.00 2.25 0.06 0.09 34.57 Average: 1 63.68 0.00 2.49 0.07 0.09 33.67 Average: 2 63.20 0.00 2.32 0.09 0.09 34.31 Average: 3 61.78 0.00 2.02 0.07 0.08 36.04