---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10230 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 675 10295 4 5017 14971 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:4f:1f:8e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.11/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84823sec preferred_lft 84823sec inet6 fe80::f816:3eff:fe4f:1f8e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:6c:d7:02:ea:4c 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-10230) 12/05/25 _x86_64_ (4 CPU) 16:54:58 LINUX RESTART (4 CPU) 17:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:10:08 8.64 0.62 7.32 0.70 608.03 1450.02 5899.60 17:20:08 20.19 0.54 18.04 1.61 19.52 2581.23 14876.02 Average: 14.38 0.58 12.65 1.15 315.61 2012.09 10359.75 17:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:10:08 10077960 13328528 2633472 16.08 114820 3299052 2867960 16.46 682092 5269304 14648 17:20:08 9283192 13569912 2387016 14.58 135416 4268812 2519344 14.46 974868 5691624 584220 Average: 9680576 13449220 2510244 15.33 125118 3783932 2693652 15.46 828480 5480464 299434 17:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:10:08 lo 0.68 0.68 0.39 0.39 0.00 0.00 0.00 0.00 17:10:08 ens3 22.14 14.62 306.44 2.64 0.00 0.00 0.00 0.00 17:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:08 lo 490.80 490.80 467.55 467.55 0.00 0.00 0.00 0.00 17:20:08 ens3 42.55 33.23 481.74 5.11 0.00 0.00 0.00 0.00 17:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 244.21 244.21 232.51 232.51 0.00 0.00 0.00 0.00 Average: ens3 32.28 23.87 393.54 3.87 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-10230) 12/05/25 _x86_64_ (4 CPU) 16:54:58 LINUX RESTART (4 CPU) 17:00:00 CPU %user %nice %system %iowait %steal %idle 17:10:08 all 50.24 0.00 0.84 0.19 0.08 48.64 17:10:08 0 60.31 0.00 0.85 0.34 0.09 38.41 17:10:08 1 44.55 0.00 0.88 0.26 0.09 54.22 17:10:08 2 48.85 0.00 0.91 0.15 0.08 50.02 17:10:08 3 47.25 0.00 0.72 0.02 0.08 51.93 17:20:08 all 53.79 0.00 1.33 0.09 0.09 44.70 17:20:08 0 53.78 0.00 1.39 0.11 0.09 44.63 17:20:08 1 42.39 0.00 1.33 0.10 0.09 56.09 17:20:08 2 73.50 0.00 1.50 0.09 0.10 24.82 17:20:08 3 45.52 0.00 1.10 0.08 0.08 53.23 Average: all 52.00 0.00 1.08 0.14 0.09 46.68 Average: 0 57.07 0.00 1.12 0.23 0.09 41.50 Average: 1 43.48 0.00 1.10 0.18 0.09 55.15 Average: 2 61.09 0.00 1.20 0.12 0.09 37.50 Average: 3 46.39 0.00 0.91 0.05 0.08 52.57