---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11412 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 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 622 10486 4 4880 15024 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:1d:57:10 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.217/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84821sec preferred_lft 84821sec inet6 fe80::f816:3eff:fe1d:5710/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:b7:77:71:dc:fe 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-11412) 12/07/25 _x86_64_ (4 CPU) 20:07:27 LINUX RESTART (4 CPU) 20:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:20:03 11.32 1.08 9.65 0.59 441.75 2349.52 10109.91 20:30:01 11.80 0.54 10.67 0.60 19.42 1681.40 2737.03 Average: 11.56 0.81 10.16 0.60 231.21 2016.44 6434.32 20:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:20:03 8700820 11772712 4190140 25.59 113032 3127652 4318804 24.79 611464 6710612 284 20:30:01 8888632 12651432 3307196 20.20 134600 3759036 3401420 19.52 818456 6267428 271316 Average: 8794726 12212072 3748668 22.90 123816 3443344 3860112 22.16 714960 6489020 135800 20:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:20:03 lo 0.69 0.69 0.39 0.39 0.00 0.00 0.00 0.00 20:20:03 ens3 35.33 27.84 331.34 4.03 0.00 0.00 0.00 0.00 20:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 lo 201.75 201.75 191.96 191.96 0.00 0.00 0.00 0.00 20:30:01 ens3 37.18 25.55 410.63 3.55 0.00 0.00 0.00 0.00 20:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 100.93 100.93 95.89 95.89 0.00 0.00 0.00 0.00 Average: ens3 36.25 26.70 370.87 3.79 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-11412) 12/07/25 _x86_64_ (4 CPU) 20:07:27 LINUX RESTART (4 CPU) 20:10:01 CPU %user %nice %system %iowait %steal %idle 20:20:03 all 49.09 0.00 0.88 0.10 0.08 49.85 20:20:03 0 42.69 0.00 0.81 0.09 0.07 56.33 20:20:03 1 45.27 0.00 0.78 0.09 0.07 53.79 20:20:03 2 59.87 0.00 1.05 0.13 0.08 38.87 20:20:03 3 48.54 0.00 0.88 0.09 0.08 50.41 20:30:01 all 52.99 0.00 0.89 0.04 0.08 46.00 20:30:01 0 46.74 0.00 0.95 0.06 0.08 52.17 20:30:01 1 55.01 0.00 1.00 0.04 0.08 43.88 20:30:01 2 64.79 0.00 0.85 0.04 0.09 34.22 20:30:01 3 45.44 0.00 0.77 0.02 0.07 53.71 Average: all 51.04 0.00 0.88 0.07 0.08 47.93 Average: 0 44.72 0.00 0.88 0.08 0.08 54.25 Average: 1 50.13 0.00 0.89 0.06 0.08 48.85 Average: 2 62.32 0.00 0.95 0.09 0.09 36.55 Average: 3 46.99 0.00 0.82 0.05 0.08 52.06