---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11381 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: 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 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 602 10476 4 4910 15044 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:e1:b7:6e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.133/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84788sec preferred_lft 84788sec inet6 fe80::f816:3eff:fee1:b76e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:af:e8:0b:78:88 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-11381) 12/07/25 _x86_64_ (4 CPU) 09:54:25 LINUX RESTART (4 CPU) 10:00:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:11 4.16 0.08 3.88 0.20 7.42 590.68 24.63 10:20:03 23.12 0.64 20.51 1.97 25.12 4003.48 6783.25 Average: 13.62 0.36 12.18 1.08 16.25 2294.25 3398.33 10:00:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:11 9771432 12942560 3020408 18.45 114104 3222112 3258692 18.70 693196 5576640 1036 10:20:03 10735912 15405756 550996 3.37 138096 4638928 1085076 6.23 1060116 4161096 607936 Average: 10253672 14174158 1785702 10.91 126100 3930520 2171884 12.47 876656 4868868 304486 10:00:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:11 lo 0.62 0.62 0.38 0.38 0.00 0.00 0.00 0.00 10:10:11 ens3 8.76 7.67 37.76 2.26 0.00 0.00 0.00 0.00 10:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:03 lo 511.30 511.30 486.97 486.97 0.00 0.00 0.00 0.00 10:20:03 ens3 41.94 32.80 473.04 5.32 0.00 0.00 0.00 0.00 10:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 255.54 255.54 243.28 243.28 0.00 0.00 0.00 0.00 Average: ens3 25.32 20.22 255.04 3.79 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-11381) 12/07/25 _x86_64_ (4 CPU) 09:54:25 LINUX RESTART (4 CPU) 10:00:16 CPU %user %nice %system %iowait %steal %idle 10:10:11 all 48.10 0.00 0.75 0.02 0.07 51.05 10:10:11 0 48.77 0.00 0.97 0.02 0.07 50.17 10:10:11 1 60.94 0.00 0.69 0.03 0.07 38.27 10:10:11 2 33.76 0.00 0.60 0.02 0.08 65.53 10:10:11 3 48.97 0.00 0.74 0.02 0.07 50.20 10:20:03 all 49.68 0.00 1.41 0.21 0.08 48.62 10:20:03 0 38.77 0.00 1.33 0.24 0.08 59.58 10:20:03 1 41.66 0.00 1.33 0.27 0.07 56.66 10:20:03 2 59.70 0.00 1.69 0.24 0.08 38.29 10:20:03 3 58.62 0.00 1.28 0.09 0.07 39.93 Average: all 48.89 0.00 1.08 0.12 0.07 49.84 Average: 0 43.78 0.00 1.15 0.13 0.07 54.87 Average: 1 51.32 0.00 1.01 0.15 0.07 47.44 Average: 2 46.69 0.00 1.14 0.13 0.08 51.96 Average: 3 53.79 0.00 1.01 0.06 0.07 45.08