---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9729 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 632 10333 4 5023 15014 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:e8:0e:62 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.37/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84868sec preferred_lft 84868sec inet6 fe80::f816:3eff:fee8:e62/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:db:44:2c:79:d9 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-9729) 12/05/25 _x86_64_ (4 CPU) 16:14:47 LINUX RESTART (4 CPU) 16:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:30:00 7.85 0.57 6.72 0.55 611.49 1321.16 15397.00 16:40:00 24.41 0.63 21.47 2.31 31.00 6065.37 8552.88 Average: 16.13 0.60 14.10 1.43 321.31 3692.77 11975.65 16:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:30:00 9516124 12774436 3187408 19.47 114940 3306344 3585708 20.58 681836 5822228 212 16:40:00 10608680 15395480 560232 3.42 136968 4754392 1085528 6.23 1056940 4298408 29040 Average: 10062402 14084958 1873820 11.44 125954 4030368 2335618 13.41 869388 5060318 14626 16:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:30:00 lo 0.66 0.66 0.38 0.38 0.00 0.00 0.00 0.00 16:30:00 ens3 18.60 12.40 223.70 2.70 0.00 0.00 0.00 0.00 16:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:00 lo 450.41 450.41 428.54 428.54 0.00 0.00 0.00 0.00 16:40:00 ens3 50.02 35.92 485.36 18.12 0.00 0.00 0.00 0.00 16:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 225.49 225.49 214.42 214.42 0.00 0.00 0.00 0.00 Average: ens3 34.31 24.16 354.50 10.41 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-9729) 12/05/25 _x86_64_ (4 CPU) 16:14:47 LINUX RESTART (4 CPU) 16:20:00 CPU %user %nice %system %iowait %steal %idle 16:30:00 all 48.80 0.00 0.78 0.05 0.09 50.29 16:30:00 0 48.34 0.00 0.76 0.03 0.09 50.78 16:30:00 1 46.42 0.00 0.91 0.09 0.08 52.50 16:30:00 2 43.32 0.00 0.62 0.03 0.08 55.94 16:30:00 3 57.14 0.00 0.81 0.04 0.09 41.92 16:40:00 all 49.68 0.00 1.44 0.33 0.09 48.47 16:40:00 0 68.81 0.00 1.39 0.19 0.10 29.51 16:40:00 1 41.90 0.00 1.46 0.65 0.08 55.91 16:40:00 2 48.17 0.00 1.36 0.22 0.08 50.16 16:40:00 3 39.83 0.00 1.54 0.24 0.08 58.31 Average: all 49.24 0.00 1.11 0.19 0.09 49.38 Average: 0 58.57 0.00 1.08 0.11 0.09 40.15 Average: 1 44.17 0.00 1.19 0.37 0.08 54.20 Average: 2 45.74 0.00 0.99 0.13 0.08 53.06 Average: 3 48.49 0.00 1.18 0.14 0.09 50.11