---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11696 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 679 9856 4 5453 14967 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:46:8c:6e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.203/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84658sec preferred_lft 84658sec inet6 fe80::f816:3eff:fe46:8c6e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:f3:68:4e:c4:b7 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-11696) 12/08/25 _x86_64_ (4 CPU) 20:04:51 LINUX RESTART (4 CPU) 20:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:20:09 59.59 0.37 39.90 19.31 397.96 2229.35 375618.41 20:30:00 27.11 0.17 23.03 3.91 5.12 2045.00 32252.68 Average: 43.57 0.27 31.58 11.72 204.17 2138.41 206236.24 20:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:20:09 9477624 13035772 2922624 17.85 150528 3543608 3164944 18.17 848216 5661960 228 20:30:00 8621972 12989568 2964572 18.11 168732 4293948 2996280 17.20 1103112 6210116 406024 Average: 9049798 13012670 2943598 17.98 159630 3918778 3080612 17.68 975664 5936038 203126 20:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:20:09 lo 38.39 38.39 9.18 9.18 0.00 0.00 0.00 0.00 20:20:09 ens3 18.47 12.20 138.48 3.25 0.00 0.00 0.00 0.00 20:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:00 lo 1641.73 1641.73 1545.59 1545.59 0.00 0.00 0.00 0.00 20:30:00 ens3 41.23 32.66 337.55 7.25 0.00 0.00 0.00 0.00 20:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 829.32 829.32 767.09 767.09 0.00 0.00 0.00 0.00 Average: ens3 29.70 22.29 236.68 5.22 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-11696) 12/08/25 _x86_64_ (4 CPU) 20:04:51 LINUX RESTART (4 CPU) 20:10:03 CPU %user %nice %system %iowait %steal %idle 20:20:09 all 27.07 0.00 1.12 1.21 0.09 70.51 20:20:09 0 26.64 0.00 1.17 1.23 0.10 70.87 20:20:09 1 27.08 0.00 1.20 0.64 0.09 70.99 20:20:09 2 27.25 0.00 1.09 1.85 0.09 69.71 20:20:09 3 27.33 0.00 1.02 1.10 0.10 70.46 20:30:00 all 40.48 0.00 2.00 1.16 0.09 56.27 20:30:00 0 40.06 0.00 2.10 2.68 0.10 55.07 20:30:00 1 40.49 0.00 2.03 0.61 0.09 56.78 20:30:00 2 40.57 0.00 1.81 0.49 0.09 57.04 20:30:00 3 40.82 0.00 2.04 0.86 0.09 56.18 Average: all 33.68 0.00 1.55 1.18 0.09 63.49 Average: 0 33.25 0.00 1.63 1.94 0.10 63.08 Average: 1 33.69 0.00 1.61 0.62 0.09 63.98 Average: 2 33.81 0.00 1.44 1.18 0.09 63.47 Average: 3 33.98 0.00 1.52 0.98 0.09 63.42