---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1732 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 24G 132G 15% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 828 14019 4 17244 30796 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:1e:9e:aa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.69/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85195sec preferred_lft 85195sec inet6 fe80::f816:3eff:fe1e:9eaa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:74:23:8c:02:f3 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 inet6 fe80::e074:23ff:fe8c:2f3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-1732) 07/21/26 _x86_64_ (8 CPU) 18:14:22 LINUX RESTART (8 CPU) 18:20:27 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:30:16 307.90 1.42 282.69 23.79 18.60 51573.94 662811.07 Average: 307.90 1.42 282.69 23.79 18.60 51573.94 662811.07 18:20:27 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:30:16 14608988 31062144 1160812 3.53 482256 15362300 1742948 5.14 6654432 10198216 536480 Average: 14608988 31062144 1160812 3.53 482256 15362300 1742948 5.14 6654432 10198216 536480 18:20:27 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:30:16 lo 0.41 0.41 0.04 0.04 0.00 0.00 0.00 0.00 18:30:16 ens3 142.24 91.51 1904.06 2155.37 0.00 0.00 0.00 0.00 18:30:16 docker0 28.39 43.33 2.23 893.27 0.00 0.00 0.00 0.00 18:30:16 veth3cdd4b1 21.03 29.67 1.57 682.96 0.00 0.00 0.00 0.06 Average: lo 0.41 0.41 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 142.24 91.51 1904.06 2155.37 0.00 0.00 0.00 0.00 Average: docker0 28.39 43.33 2.23 893.27 0.00 0.00 0.00 0.00 Average: veth3cdd4b1 21.03 29.67 1.57 682.96 0.00 0.00 0.00 0.06 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-1732) 07/21/26 _x86_64_ (8 CPU) 18:14:22 LINUX RESTART (8 CPU) 18:20:27 CPU %user %nice %system %iowait %steal %idle 18:30:16 all 13.82 0.00 4.18 0.63 0.06 81.31 18:30:16 0 14.67 0.00 3.95 0.40 0.06 80.92 18:30:16 1 12.78 0.00 4.44 0.77 0.07 81.94 18:30:16 2 13.28 0.00 3.75 0.50 0.07 82.40 18:30:16 3 12.37 0.00 4.28 1.22 0.06 82.06 18:30:16 4 14.12 0.00 4.37 0.53 0.06 80.91 18:30:16 5 14.17 0.00 3.90 0.32 0.06 81.55 18:30:16 6 14.50 0.00 4.64 0.50 0.07 80.28 18:30:16 7 14.66 0.00 4.13 0.77 0.07 80.38 Average: all 13.82 0.00 4.18 0.63 0.06 81.31 Average: 0 14.67 0.00 3.95 0.40 0.06 80.92 Average: 1 12.78 0.00 4.44 0.77 0.07 81.94 Average: 2 13.28 0.00 3.75 0.50 0.07 82.40 Average: 3 12.37 0.00 4.28 1.22 0.06 82.06 Average: 4 14.12 0.00 4.37 0.53 0.06 80.91 Average: 5 14.17 0.00 3.90 0.32 0.06 81.55 Average: 6 14.50 0.00 4.64 0.50 0.07 80.28 Average: 7 14.66 0.00 4.13 0.77 0.07 80.38