---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-16232 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: 5600.00 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 728 9698 4 5562 14917 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:c4:fd:b7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.150/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84609sec preferred_lft 84609sec inet6 fe80::f816:3eff:fec4:fdb7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:78:4e:37:ea:67 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-16232) 12/24/25 _x86_64_ (4 CPU) 20:46:29 LINUX RESTART (4 CPU) 20:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:00:01 28.17 3.03 23.17 1.97 551.30 5345.43 16099.96 21:10:04 48.80 0.05 31.59 17.16 1.45 5584.77 292016.07 Average: 38.51 1.54 27.39 9.58 275.72 5465.38 154383.67 20:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:00:01 9266972 13137996 2816916 17.20 164200 3786112 3059976 17.56 882932 5792528 21136 21:10:04 8211744 13299744 2650484 16.19 184200 4930284 2870380 16.48 1136892 6537060 22920 Average: 8739358 13218870 2733700 16.70 174200 4358198 2965178 17.02 1009912 6164794 22028 20:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:00:01 lo 718.24 718.24 683.51 683.51 0.00 0.00 0.00 0.00 21:00:01 ens3 105.60 81.38 784.02 18.15 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:04 lo 1459.87 1459.87 1390.93 1390.93 0.00 0.00 0.00 0.00 21:10:04 ens3 67.80 50.88 215.65 15.34 0.00 0.00 0.00 0.00 21:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1089.93 1089.93 1038.06 1038.06 0.00 0.00 0.00 0.00 Average: ens3 86.66 66.09 499.16 16.74 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-16232) 12/24/25 _x86_64_ (4 CPU) 20:46:29 LINUX RESTART (4 CPU) 20:50:01 CPU %user %nice %system %iowait %steal %idle 21:00:01 all 59.62 0.00 2.02 0.19 0.09 38.09 21:00:01 0 59.73 0.00 1.68 0.16 0.08 38.34 21:00:01 1 60.91 0.00 1.99 0.20 0.08 36.81 21:00:01 2 58.21 0.00 2.16 0.18 0.09 39.36 21:00:01 3 59.61 0.00 2.25 0.20 0.09 37.86 21:10:04 all 62.75 0.00 2.48 0.26 0.08 34.42 21:10:04 0 62.74 0.00 2.27 0.26 0.08 34.64 21:10:04 1 64.28 0.00 2.48 0.21 0.08 32.95 21:10:04 2 61.50 0.00 3.04 0.24 0.09 35.14 21:10:04 3 62.50 0.00 2.11 0.34 0.08 34.97 Average: all 61.19 0.00 2.25 0.23 0.08 36.25 Average: 0 61.24 0.00 1.98 0.21 0.08 36.49 Average: 1 62.60 0.00 2.23 0.21 0.08 34.88 Average: 2 59.86 0.00 2.60 0.21 0.09 37.24 Average: 3 61.05 0.00 2.18 0.27 0.08 36.41