---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11484 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 664 9764 4 5559 14982 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:5f:8e:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.133/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84544sec preferred_lft 84544sec inet6 fe80::f816:3eff:fe5f:8e34/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:6d:92:5b:2f:05 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-11484) 12/08/25 _x86_64_ (4 CPU) 00:37:37 LINUX RESTART (4 CPU) 00:40:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:16 47.60 2.90 39.51 5.19 740.65 4091.44 139046.14 01:00:01 15.46 0.20 13.69 1.57 6.37 1633.90 11784.59 Average: 31.83 1.58 26.84 3.41 380.35 2885.57 76601.19 00:40:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:16 10248176 13813432 2145668 13.10 148504 3551588 2777132 15.94 842268 4912892 31424 01:00:01 9744080 13667504 2288008 13.97 164108 3867636 2525416 14.50 953628 5263336 17356 Average: 9996128 13740468 2216838 13.54 156306 3709612 2651274 15.22 897948 5088114 24390 00:40:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:16 lo 19.09 19.09 4.06 4.06 0.00 0.00 0.00 0.00 00:50:16 ens3 71.75 52.36 710.78 10.26 0.00 0.00 0.00 0.00 00:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:01 lo 865.11 865.11 791.45 791.45 0.00 0.00 0.00 0.00 01:00:01 ens3 31.77 22.86 278.79 5.82 0.00 0.00 0.00 0.00 01:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 434.22 434.22 390.42 390.42 0.00 0.00 0.00 0.00 Average: ens3 52.13 37.89 498.81 8.08 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-11484) 12/08/25 _x86_64_ (4 CPU) 00:37:37 LINUX RESTART (4 CPU) 00:40:09 CPU %user %nice %system %iowait %steal %idle 00:50:16 all 38.23 0.00 1.62 0.47 0.12 59.56 00:50:16 0 38.69 0.00 1.49 0.35 0.13 59.34 00:50:16 1 38.12 0.00 1.96 0.69 0.12 59.12 00:50:16 2 37.65 0.00 1.58 0.43 0.13 60.21 00:50:16 3 38.46 0.00 1.45 0.40 0.12 59.57 01:00:01 all 23.98 0.00 1.40 0.09 0.12 74.40 01:00:01 0 24.18 0.00 1.45 0.04 0.12 74.21 01:00:01 1 23.55 0.00 1.45 0.04 0.13 74.84 01:00:01 2 24.34 0.00 1.35 0.16 0.13 74.03 01:00:01 3 23.87 0.00 1.37 0.11 0.12 74.54 Average: all 31.24 0.00 1.51 0.28 0.12 66.84 Average: 0 31.57 0.00 1.47 0.20 0.12 66.64 Average: 1 30.96 0.00 1.71 0.37 0.12 66.83 Average: 2 31.12 0.00 1.47 0.30 0.13 66.99 Average: 3 31.30 0.00 1.41 0.26 0.12 66.91