---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5069 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 UTC 2026 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 672 10598 4 4718 14973 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:c4:89:5c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.19/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84696sec preferred_lft 84696sec inet6 fe80::f816:3eff:fec4:895c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:c8:57:49:17:67 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-5069) 09/08/26 _x86_64_ (4 CPU) 17:20:41 LINUX RESTART (4 CPU) 17:30:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:40:15 30.30 2.82 13.35 14.12 154.31 4286.92 238969.10 Average: 30.30 2.82 13.35 14.12 154.31 4286.92 238969.10 17:30:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:40:15 10277648 13770968 2187964 13.36 135108 3473080 2477552 14.22 590984 5104648 28292 Average: 10277648 13770968 2187964 13.36 135108 3473080 2477552 14.22 590984 5104648 28292 17:30:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:40:15 lo 1.39 1.39 0.14 0.14 0.00 0.00 0.00 0.00 17:40:15 ens3 92.41 75.37 646.48 15.66 0.00 0.00 0.00 0.00 17:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.39 1.39 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 92.41 75.37 646.48 15.66 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-5069) 09/08/26 _x86_64_ (4 CPU) 17:20:41 LINUX RESTART (4 CPU) 17:30:14 CPU %user %nice %system %iowait %steal %idle 17:40:15 all 68.55 0.00 2.35 0.12 0.04 28.94 17:40:15 0 69.05 0.00 1.98 0.10 0.04 28.83 17:40:15 1 68.33 0.00 2.31 0.10 0.03 29.23 17:40:15 2 70.36 0.00 2.76 0.17 0.04 26.67 17:40:15 3 66.46 0.00 2.34 0.11 0.04 31.05 Average: all 68.55 0.00 2.35 0.12 0.04 28.94 Average: 0 69.05 0.00 1.98 0.10 0.04 28.83 Average: 1 68.33 0.00 2.31 0.10 0.03 29.23 Average: 2 70.36 0.00 2.76 0.17 0.04 26.67 Average: 3 66.46 0.00 2.34 0.11 0.04 31.05