---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4656 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 11G 68G 13% / 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 603 10856 4 4529 15043 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:0b:04:d4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.102/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84601sec preferred_lft 84601sec inet6 fe80::f816:3eff:fe0b:4d4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:7a:2a:4f:d8:27 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-4656) 01/26/26 _x86_64_ (4 CPU) 19:03:10 LINUX RESTART (4 CPU) 19:10:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:42 1.27 0.01 1.26 0.01 0.05 16.03 688.54 19:30:40 72.64 4.75 52.22 15.67 271.94 4642.65 250498.30 Average: 36.31 2.34 26.28 7.69 133.53 2287.28 123322.65 19:10:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:42 13577096 15526560 488104 2.98 58492 2115780 1125012 6.46 283748 2254916 180 19:30:40 10890768 13990368 1970628 12.04 121760 3150400 2181860 12.52 626356 4498660 35076 Average: 12233932 14758464 1229366 7.51 90126 2633090 1653436 9.49 455052 3376788 17628 19:10:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:42 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:20:42 ens3 0.26 0.08 0.05 0.02 0.00 0.00 0.00 0.00 19:20:42 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:40 lo 755.72 755.72 719.78 719.78 0.00 0.00 0.00 0.00 19:30:40 ens3 102.27 77.92 901.67 16.46 0.00 0.00 0.00 0.00 19:30:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 371.04 371.04 353.35 353.35 0.00 0.00 0.00 0.00 Average: ens3 50.34 38.29 442.66 8.09 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-4656) 01/26/26 _x86_64_ (4 CPU) 19:03:10 LINUX RESTART (4 CPU) 19:10:23 CPU %user %nice %system %iowait %steal %idle 19:20:42 all 0.11 0.00 0.03 0.01 0.02 99.83 19:20:42 0 0.02 0.00 0.03 0.00 0.02 99.93 19:20:42 1 0.07 0.00 0.01 0.00 0.01 99.90 19:20:42 2 0.03 0.00 0.03 0.03 0.02 99.89 19:20:42 3 0.31 0.00 0.05 0.01 0.02 99.61 19:30:40 all 36.14 0.00 1.59 0.40 0.07 61.80 19:30:40 0 35.17 0.00 1.73 0.64 0.07 62.39 19:30:40 1 38.49 0.00 1.34 0.13 0.06 59.99 19:30:40 2 34.11 0.00 1.59 0.59 0.07 63.64 19:30:40 3 36.79 0.00 1.71 0.23 0.06 61.20 Average: all 17.77 0.00 0.80 0.20 0.04 81.19 Average: 0 17.26 0.00 0.86 0.31 0.04 81.52 Average: 1 18.92 0.00 0.66 0.07 0.04 80.31 Average: 2 16.73 0.00 0.80 0.30 0.05 82.12 Average: 3 18.17 0.00 0.86 0.12 0.04 80.80