---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11098 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 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 626 10475 4 4888 15020 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:0a:6f:df brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.17/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84765sec preferred_lft 84765sec inet6 fe80::f816:3eff:fe0a:6fdf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:a3:61:94:eb:32 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-11098) 12/06/25 _x86_64_ (4 CPU) 09:54:28 LINUX RESTART (4 CPU) 10:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:02 3.87 0.07 3.60 0.19 6.99 564.77 403.73 10:20:02 19.28 0.54 17.27 1.47 19.44 2414.19 7153.35 Average: 11.58 0.31 10.44 0.83 13.21 1489.48 3778.54 10:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:02 9955028 13103080 2858848 17.46 117032 3182664 3090144 17.74 657852 5409860 8728 10:20:02 9476600 13549248 2408252 14.71 139964 4041876 2527944 14.51 869016 5596948 485900 Average: 9715814 13326164 2633550 16.08 128498 3612270 2809044 16.12 763434 5503404 247314 10:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:02 lo 0.61 0.61 0.38 0.38 0.00 0.00 0.00 0.00 10:10:02 ens3 8.45 7.90 37.51 2.38 0.00 0.00 0.00 0.00 10:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:02 lo 453.16 453.16 431.49 431.49 0.00 0.00 0.00 0.00 10:20:02 ens3 39.59 31.44 466.79 5.05 0.00 0.00 0.00 0.00 10:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 226.89 226.89 215.94 215.94 0.00 0.00 0.00 0.00 Average: ens3 24.02 19.67 252.15 3.71 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-11098) 12/06/25 _x86_64_ (4 CPU) 09:54:28 LINUX RESTART (4 CPU) 10:00:02 CPU %user %nice %system %iowait %steal %idle 10:10:02 all 49.51 0.00 0.72 0.03 0.07 49.66 10:10:02 0 54.07 0.00 0.78 0.02 0.08 45.05 10:10:02 1 57.27 0.00 0.84 0.02 0.07 41.79 10:10:02 2 49.79 0.00 0.65 0.03 0.07 49.47 10:10:02 3 36.96 0.00 0.61 0.05 0.08 62.30 10:20:02 all 53.61 0.00 1.33 0.12 0.08 44.86 10:20:02 0 61.76 0.00 1.26 0.17 0.08 36.74 10:20:02 1 52.28 0.00 1.28 0.08 0.08 46.29 10:20:02 2 53.10 0.00 1.45 0.16 0.07 45.22 10:20:02 3 47.31 0.00 1.34 0.08 0.08 51.20 Average: all 51.56 0.00 1.03 0.07 0.08 47.26 Average: 0 57.91 0.00 1.02 0.09 0.08 40.89 Average: 1 54.78 0.00 1.06 0.05 0.07 44.04 Average: 2 51.44 0.00 1.05 0.09 0.07 47.35 Average: 3 42.12 0.00 0.97 0.06 0.08 56.77