---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4637 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: 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 697 10207 4 5083 14949 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:ec:e2:be brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.29/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84765sec preferred_lft 84765sec inet6 fe80::f816:3eff:feec:e2be/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:a7:db:c5:24:ef 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-4637) 01/26/26 _x86_64_ (4 CPU) 17:28:19 LINUX RESTART (4 CPU) 17:30:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:40:09 20.59 2.33 16.93 1.32 710.38 4131.79 8804.20 17:50:10 24.96 0.83 20.71 3.43 26.99 3423.63 2651.86 Average: 22.78 1.58 18.82 2.38 368.55 3777.57 5726.77 17:30:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:40:09 10601808 14095528 1863464 11.38 128812 3502328 2141112 12.29 757164 4629300 21060 17:50:10 8494332 12906052 3044592 18.60 167396 4300588 3515540 20.18 1004536 6414452 12496 Average: 9548070 13500790 2454028 14.99 148104 3901458 2828326 16.23 880850 5521876 16778 17:30:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:40:09 lo 1.04 1.04 0.11 0.11 0.00 0.00 0.00 0.00 17:40:09 ens3 97.31 73.73 815.89 16.59 0.00 0.00 0.00 0.00 17:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:10 lo 1534.58 1534.58 1462.31 1462.31 0.00 0.00 0.00 0.00 17:50:10 ens3 81.33 62.81 391.87 17.70 0.00 0.00 0.00 0.00 17:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 768.12 768.12 731.51 731.51 0.00 0.00 0.00 0.00 Average: ens3 89.32 68.26 603.79 17.15 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-4637) 01/26/26 _x86_64_ (4 CPU) 17:28:19 LINUX RESTART (4 CPU) 17:30:08 CPU %user %nice %system %iowait %steal %idle 17:40:09 all 49.97 0.00 1.85 0.33 0.08 47.77 17:40:09 0 48.97 0.00 1.95 0.11 0.07 48.90 17:40:09 1 51.38 0.00 2.07 0.77 0.09 45.70 17:40:09 2 50.64 0.00 1.72 0.06 0.08 47.50 17:40:09 3 48.92 0.00 1.66 0.37 0.08 48.97 17:50:10 all 67.90 0.00 2.62 0.04 0.10 29.33 17:50:10 0 65.18 0.00 2.38 0.03 0.10 32.30 17:50:10 1 68.71 0.00 3.00 0.03 0.11 28.15 17:50:10 2 68.57 0.00 2.55 0.07 0.10 28.72 17:50:10 3 69.14 0.00 2.56 0.05 0.10 28.14 Average: all 58.94 0.00 2.24 0.19 0.09 38.55 Average: 0 57.07 0.00 2.17 0.07 0.09 40.61 Average: 1 60.04 0.00 2.53 0.40 0.10 36.93 Average: 2 59.60 0.00 2.14 0.06 0.09 38.11 Average: 3 59.03 0.00 2.11 0.21 0.09 38.55