---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3941 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 12G 67G 15% / 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 623 9399 4 5966 15023 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:cb:4e:9f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.75/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84828sec preferred_lft 84828sec inet6 fe80::f816:3eff:fecb:4e9f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:27:7e:1d:1d:52 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-3941) 01/24/26 _x86_64_ (4 CPU) 17:29:21 LINUX RESTART (4 CPU) 17:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:40:01 57.86 4.72 38.57 14.57 651.99 4873.62 243315.39 17:50:08 5.52 0.19 5.01 0.33 6.36 2616.43 1849.16 Average: 31.50 2.44 21.67 7.40 326.88 3736.98 121721.07 17:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:40:01 10315488 13543956 2417244 14.76 122452 3257372 3391076 19.46 707684 5001512 17020 17:50:08 7786428 11781784 4175228 25.50 135204 3974672 4446672 25.52 1003904 7184940 308 Average: 9050958 12662870 3296236 20.13 128828 3616022 3918874 22.49 855794 6093226 8664 17:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:40:01 lo 9.00 9.00 1.34 1.34 0.00 0.00 0.00 0.00 17:40:01 ens3 110.24 87.67 892.75 60.78 0.00 0.00 0.00 0.00 17:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:08 lo 7.20 7.20 2.20 2.20 0.00 0.00 0.00 0.00 17:50:08 ens3 48.12 42.42 30.86 429.33 0.00 0.00 0.00 0.00 17:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 8.09 8.09 1.77 1.77 0.00 0.00 0.00 0.00 Average: ens3 78.96 64.88 458.73 246.37 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-3941) 01/24/26 _x86_64_ (4 CPU) 17:29:21 LINUX RESTART (4 CPU) 17:30:02 CPU %user %nice %system %iowait %steal %idle 17:40:01 all 49.34 0.00 1.78 0.41 0.09 48.39 17:40:01 0 49.96 0.00 1.61 0.74 0.09 47.60 17:40:01 1 48.89 0.00 1.91 0.43 0.09 48.67 17:40:01 2 50.84 0.00 1.96 0.26 0.09 46.85 17:40:01 3 47.65 0.00 1.62 0.20 0.09 50.44 17:50:08 all 43.26 0.00 1.37 0.05 0.09 55.23 17:50:08 0 42.58 0.00 1.28 0.07 0.09 55.99 17:50:08 1 44.74 0.00 1.60 0.04 0.09 53.53 17:50:08 2 40.99 0.00 1.18 0.02 0.09 57.73 17:50:08 3 44.73 0.00 1.44 0.07 0.09 53.67 Average: all 46.27 0.00 1.57 0.23 0.09 51.83 Average: 0 46.24 0.00 1.44 0.40 0.09 51.83 Average: 1 46.80 0.00 1.75 0.24 0.09 51.12 Average: 2 45.88 0.00 1.57 0.14 0.09 52.33 Average: 3 46.18 0.00 1.53 0.13 0.09 52.07