---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3643 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 8.4G 69G 11% / 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 564 12931 4 2492 15098 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:b7:94:4f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.52/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82690sec preferred_lft 82690sec inet6 fe80::f816:3eff:feb7:944f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:3d:b5:90:53:a5 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-3643) 12/04/25 _x86_64_ (4 CPU) 12:00:51 LINUX RESTART (4 CPU) 12:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:11 1.62 0.01 1.61 0.00 0.24 18.79 0.13 12:30:25 1.45 0.00 1.45 0.00 0.00 16.42 0.00 12:40:01 1.21 0.00 1.21 0.00 0.14 14.46 0.00 12:50:25 1.40 0.00 1.40 0.00 0.00 15.89 0.00 13:00:25 1.46 0.00 1.46 0.00 0.00 16.48 0.00 Average: 1.43 0.00 1.43 0.00 0.07 16.43 0.03 12:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:11 13355400 15556172 431152 2.63 86868 2314016 971708 5.58 267732 2437900 12 12:30:25 13355160 15556472 430852 2.63 87376 2314028 971836 5.58 268248 2439640 20 12:40:01 13353916 15555700 431508 2.64 87784 2314076 971836 5.58 268652 2440928 204 12:50:25 13354756 15557044 430156 2.63 88276 2314084 971836 5.58 269132 2441536 8 13:00:25 13354264 15557152 430040 2.63 88784 2314156 971900 5.58 269652 2443096 16 Average: 13354699 15556508 430742 2.63 87818 2314072 971823 5.58 268683 2440620 52 12:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:11 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:20:11 ens3 0.31 0.09 0.05 0.02 0.00 0.00 0.00 0.00 12:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:25 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:30:25 ens3 0.32 0.11 0.07 0.04 0.00 0.00 0.00 0.00 12:30:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:40:01 ens3 0.41 0.13 0.09 0.05 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:25 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:50:25 ens3 0.27 0.07 0.05 0.02 0.00 0.00 0.00 0.00 12:50:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:25 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:00:25 ens3 0.34 0.11 0.07 0.04 0.00 0.00 0.00 0.00 13:00:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 0.33 0.10 0.07 0.03 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-3643) 12/04/25 _x86_64_ (4 CPU) 12:00:51 LINUX RESTART (4 CPU) 12:10:01 CPU %user %nice %system %iowait %steal %idle 12:20:11 all 0.12 0.00 0.02 0.01 0.02 99.83 12:20:11 0 0.01 0.00 0.02 0.00 0.02 99.94 12:20:11 1 0.02 0.00 0.02 0.00 0.01 99.94 12:20:11 2 0.42 0.00 0.03 0.00 0.03 99.52 12:20:11 3 0.02 0.00 0.02 0.02 0.01 99.93 12:30:25 all 0.10 0.00 0.02 0.01 0.02 99.85 12:30:25 0 0.02 0.00 0.04 0.02 0.04 99.88 12:30:25 1 0.01 0.00 0.02 0.00 0.01 99.96 12:30:25 2 0.36 0.00 0.01 0.00 0.02 99.61 12:30:25 3 0.02 0.00 0.02 0.01 0.02 99.93 12:40:01 all 0.02 0.00 0.02 0.01 0.02 99.93 12:40:01 0 0.01 0.00 0.01 0.01 0.02 99.94 12:40:01 1 0.03 0.00 0.02 0.00 0.01 99.94 12:40:01 2 0.02 0.00 0.02 0.00 0.02 99.94 12:40:01 3 0.02 0.00 0.03 0.01 0.03 99.91 12:50:25 all 0.33 0.00 0.02 0.01 0.02 99.61 12:50:25 0 1.26 0.00 0.03 0.00 0.03 98.68 12:50:25 1 0.04 0.00 0.03 0.00 0.02 99.91 12:50:25 2 0.01 0.00 0.02 0.00 0.01 99.96 12:50:25 3 0.02 0.00 0.02 0.02 0.02 99.92 13:00:25 all 0.13 0.00 0.02 0.01 0.02 99.83 13:00:25 0 0.02 0.00 0.02 0.01 0.02 99.93 13:00:25 1 0.45 0.00 0.01 0.00 0.02 99.52 13:00:25 2 0.01 0.00 0.02 0.00 0.02 99.95 13:00:25 3 0.02 0.00 0.03 0.02 0.02 99.91 Average: all 0.14 0.00 0.02 0.01 0.02 99.81 Average: 0 0.28 0.00 0.03 0.01 0.02 99.67 Average: 1 0.11 0.00 0.02 0.00 0.01 99.85 Average: 2 0.17 0.00 0.02 0.00 0.02 99.79 Average: 3 0.02 0.00 0.02 0.02 0.02 99.92