---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10229 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 68G 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 630 10741 4 4617 15016 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:8f:72:13 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.105/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84773sec preferred_lft 84773sec inet6 fe80::f816:3eff:fe8f:7213/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:4c:b7:84:8e:a2 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-10229) 12/05/25 _x86_64_ (4 CPU) 16:55:02 LINUX RESTART (4 CPU) 17:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:10:03 3.46 0.11 3.20 0.15 8.61 501.58 157.66 17:20:03 16.28 0.53 14.49 1.25 19.52 2211.01 7533.91 Average: 9.87 0.32 8.84 0.70 14.07 1356.34 3846.00 17:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:10:03 10791620 13597288 2367564 14.46 107688 2871364 2717628 15.60 478880 4777988 6148 17:20:03 10397288 13650872 2309952 14.11 127784 3270460 2503288 14.37 657860 4945284 16720 Average: 10594454 13624080 2338758 14.28 117736 3070912 2610458 14.98 568370 4861636 11434 17:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:10:03 lo 0.59 0.59 0.38 0.38 0.00 0.00 0.00 0.00 17:10:03 ens3 8.64 6.95 36.13 1.98 0.00 0.00 0.00 0.00 17:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:03 lo 401.27 401.27 382.04 382.04 0.00 0.00 0.00 0.00 17:20:03 ens3 40.32 28.45 409.83 4.11 0.00 0.00 0.00 0.00 17:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 200.94 200.94 191.22 191.22 0.00 0.00 0.00 0.00 Average: ens3 24.48 17.70 222.99 3.04 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-10229) 12/05/25 _x86_64_ (4 CPU) 16:55:02 LINUX RESTART (4 CPU) 17:00:03 CPU %user %nice %system %iowait %steal %idle 17:10:03 all 47.77 0.00 0.67 0.02 0.08 51.46 17:10:03 0 39.56 0.00 0.69 0.03 0.08 59.63 17:10:03 1 50.12 0.00 0.69 0.01 0.08 49.09 17:10:03 2 49.49 0.00 0.58 0.02 0.08 49.83 17:10:03 3 51.92 0.00 0.71 0.01 0.08 47.28 17:20:03 all 57.60 0.00 1.19 0.09 0.09 41.02 17:20:03 0 81.95 0.00 1.15 0.13 0.10 16.67 17:20:03 1 47.45 0.00 1.16 0.08 0.09 51.23 17:20:03 2 51.53 0.00 1.21 0.05 0.09 47.13 17:20:03 3 49.47 0.00 1.25 0.10 0.09 49.09 Average: all 52.68 0.00 0.93 0.05 0.09 46.25 Average: 0 60.74 0.00 0.92 0.08 0.09 38.17 Average: 1 48.79 0.00 0.93 0.04 0.09 50.16 Average: 2 50.51 0.00 0.90 0.03 0.08 48.48 Average: 3 50.70 0.00 0.98 0.06 0.08 48.18