---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12510 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 12G 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 708 9542 4 5738 14938 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:97:1c:3a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.95/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84490sec preferred_lft 84490sec inet6 fe80::f816:3eff:fe97:1c3a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:db:15:de:5f:29 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-12510) 12/11/25 _x86_64_ (4 CPU) 06:27:24 LINUX RESTART (4 CPU) 06:30:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:06 26.08 3.23 21.01 1.83 765.45 4980.60 21950.87 06:50:01 33.72 0.05 29.89 3.79 1.21 3250.29 18651.31 Average: 29.91 1.64 25.46 2.81 382.47 4113.49 20297.36 06:30:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:06 8897156 12872064 3082720 18.83 153980 3913312 3289056 18.88 904092 6154876 187548 06:50:01 8549576 12907200 3044176 18.59 181336 4229688 3210544 18.43 1025868 6328436 328 Average: 8723366 12889632 3063448 18.71 167658 4071500 3249800 18.65 964980 6241656 93938 06:30:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:06 lo 558.71 558.71 531.56 531.56 0.00 0.00 0.00 0.00 06:40:06 ens3 106.34 79.45 926.28 16.24 0.00 0.00 0.00 0.00 06:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 lo 1516.28 1516.28 1444.33 1444.33 0.00 0.00 0.00 0.00 06:50:01 ens3 43.16 32.82 117.44 10.81 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1038.58 1038.58 988.98 988.98 0.00 0.00 0.00 0.00 Average: ens3 74.68 56.08 520.95 13.52 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-12510) 12/11/25 _x86_64_ (4 CPU) 06:27:24 LINUX RESTART (4 CPU) 06:30:14 CPU %user %nice %system %iowait %steal %idle 06:40:06 all 50.99 0.00 1.80 0.11 0.07 47.03 06:40:06 0 52.58 0.00 1.66 0.10 0.07 45.59 06:40:06 1 51.44 0.00 2.03 0.09 0.08 46.36 06:40:06 2 52.44 0.00 1.99 0.16 0.07 45.34 06:40:06 3 47.48 0.00 1.51 0.11 0.07 50.82 06:50:01 all 58.58 0.00 2.47 0.07 0.10 38.77 06:50:01 0 58.50 0.00 2.18 0.05 0.10 39.17 06:50:01 1 58.32 0.00 2.54 0.05 0.10 39.00 06:50:01 2 59.20 0.00 2.71 0.06 0.10 37.92 06:50:01 3 58.31 0.00 2.46 0.13 0.10 39.00 Average: all 54.79 0.00 2.14 0.09 0.09 42.89 Average: 0 55.55 0.00 1.92 0.07 0.08 42.37 Average: 1 54.88 0.00 2.28 0.07 0.09 42.68 Average: 2 55.83 0.00 2.35 0.11 0.09 41.62 Average: 3 52.91 0.00 1.99 0.12 0.09 44.90